Jacobsen ZT90000 Owner's manual

Safety, Operation, & Maintenance Manual

WARNING

Warning: If incorrectly used, this machine can

cause severe injury. Those who use and maintain

this machine should be trained in its proper use,

warned of its dangers, and must read the entire

manual before attempting to set up, operate, adjust,

or service the machine.

GB

Zero Turn Rotary Mower

®

ZT90009 – RZT 3172KW, 72 Inch (183 cm) Cutting Unit

ZT90011 – RZT 2550KW, 50 Inch (127 cm) Cutting Unit

ZT90012 – RZT 2750EFI, 50 Inch (127 cm) Cutting Unit

ZT90013 – RZT 2760KW, 60 Inch (152 cm) Cutting Unit

ZT90014 – RZT 2760EFI, 60 Inch (152 cm) Cutting Unit

ZT90017 – RZT 3172EFI, 72 Inch (183 cm) Cutting Unit

700489-Rev A

1 CONTENTS

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1Contents

Contents

Introduction

2.1 Important.............................................................................2

2.2 Product Identification...........................................................3

2.3 Serial Numbers ...................................................................3

2.4 Guidelines for the Disposal of Scrap Products....................4

Safety

3.1 How to Operate Safely........................................................5

Specifications

4.1 Engine Specifications........................................................10

4.2 Dimensions and Weights ..................................................11

4.3 Mower Specification..........................................................13

4.4 Cutting Unit Specification..................................................13

4.5 Belt Specification...............................................................13

4.6 Recommended Lubricants ................................................14

4.7 Slopes ...............................................................................14

4.8 Accessories.......................................................................15

4.9 Support Literature .............................................................15

Decals

5.1 Safety Decals....................................................................16

5.2 Instruction Decals..............................................................18

Controls

6.1 Mower Controls.................................................................19

6.2 Control Panel ....................................................................20

6.3 Steering Control Levers ....................................................22

6.4 Parking Brake....................................................................22

6.5 Cutting Unit HOC Pedal ....................................................23

6.6 Lift Stop Lever...................................................................23

6.7 Operator Controlled Discharge Chute...............................23

Operation

7.1 Daily Inspection.................................................................24

7.2 Interlock System................................................................25

7.3 Operating Procedure.........................................................26

7.4 Starting The Engine ..........................................................27

7.5 To Stop The Engine ..........................................................27

7.6 Driving...............................................................................28

7.7 Height of Cut .....................................................................29

7.8 Mowing..............................................................................29

7.9 Mowing On Slopes............................................................30

7.10 Towing The Mower..........................................................32

Maintenance and Lubrication Charts

8.1 Maintenance Chart............................................................33

8.2 Lubrication Chart...............................................................34

8.3 Fluid Requirements...........................................................34

Maintenance

9.1 General Precautions .........................................................35

9.2 Engine...............................................................................35

9.3 Engine Oil .........................................................................36

9.4 Engine Air Filter ................................................................37

9.5 Engine Exhaust.................................................................37

9.6 Fuel ...................................................................................38

9.7 Charge the battery ............................................................38

9.8 Battery...............................................................................39

9.9 Hydraulic Hoses................................................................40

9.10 Hydraulic Fluid ................................................................41

9.11 Hydraulic Filter ................................................................41

9.12 Tires ................................................................................42

9.13 Wheel Mounting Procedure ............................................42

9.14 Folding ROPS .................................................................43

9.15 Air Cooling System .........................................................44

9.16 Inspecting Blades............................................................44

9.17 Sharpening Blades..........................................................45

9.18 Electrical System ............................................................45

9.19 Belts ................................................................................46

9.20 Care and Cleaning ..........................................................47

9.21 Mower Storage................................................................48

Adjustments

10.1 General Precautions .......................................................49

10.2 Belt Adjustment...............................................................49

10.3 Forward Speed Limit Screws ..........................................50

10.4 Torque Specification .......................................................51

Problem Solving

11.1 General ...........................................................................52

Quality of Cut

12.1 Quality of Cut Problem Solving .......................................53

12.2 Washboarding.................................................................53

12.3 Step Cutting ....................................................................54

12.4 Scalping ..........................................................................55

12.5 Stragglers........................................................................56

12.6 Streaks............................................................................57

12.7 Windrowing .....................................................................58

Notes

or portions thereof in any form.”

Proposition 65 Warning

This product contains or release

chemicals known to the State of

California to cause cancer and birth

defects or other reproductive harm.

Litho In U.S.A. 10-2015

INTRODUCTION 2

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2Introduction

2.1 IMPORTANT ______________________________________________________________

The Jacobsen RZT 2550KW, RZT2750EFI, RZT2760KW, RZT 2760EFI, RZT 3172KW and RZT 3172EFI with a

Gasoline engine is a self propelled rotary mower.

If you follow all instructions in this manual, you increase the life of your mower and keep its maximum performance.

Adjustments and maintenance must always be done by an approved technician.

IMPORTANT: Do the maintenance included in this manual to make sure that the quality of cut is kept at a high level.

This SAFETY, OPERATION AND MAINTENANCE MANUAL is part of the mower and must stay with the mower always.

Suppliers of both original and used mowers need to keep the documentation that comes with the mower.

You must use the mower to cut the grass and not for any other purpose. Compliance with the conditions or operation,

service and repair specified by the manufacturer, are understood to be part of the correct use.

ALL operators MUST read through this manual and understand the Safety Instructions, controls, lubrication and

maintenance procedures.

Make sure that you obey all safety and road traffic regulations.

You must not make any changes to the mower that the manufacturer does not approve. This type of change can

release the manufacturer from the liability for any damage or injury.

When you discard worn parts, know the environmental result and use the systems available in the country where the

mower is used. When the mower is at its end of life, there are guidelines in this manual for the removal of the mower

from use.

Use only Jacobsen approved parts.

2006/42/EC

The instructions recorded here are the original instructions confirmed by Jacobsen, A Textron Company.

2 INTRODUCTION

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2.2 PRODUCT IDENTIFICATION_________________________________________________

Mower Serial number plate

A Product code and Serial number

Location of Mower Serial number plate

The serial number plate (A) is found on the right front caster wheel mount.

Engine Identification Numbers

The engine serial number is found on a label on the side of the engine.

2.3 SERIAL NUMBERS ________________________________________________________

Record the mower and engine numbers shown below:

Mower Number:_________________________

Engine Number:__________________________

MMMMMMMSSSSSS

BARCODE

Seven digit product code Six digit serial number

INTRODUCTION 2

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2.4 GUIDELINES FOR THE DISPOSAL OF SCRAP PRODUCTS _______________________

2.4.1 DURING SERVICE LIFE _____________________________________________________

The used oil, oil filters and engine coolant are hazardous materials. Follow the recommended procedures for their safe

removal.

If a fluid leaks, contain the spill to make sure that the leak does not flow into the ground or drainage system. Follow the

local laws to make sure that leaks are controlled safely.

The maintenance procedures in this manual make sure that the damage that the mower can cause in the local

environment is controlled safely.

Take these actions after the mower complete its full service life.

2.4.2 END OF SERVICE LIFE _____________________________________________________

Use these guidelines with applicable Health, Safety and Environmental laws. Always use the approved local waste

disposal and agencies for recycled materials.

• Park the mower in a location to use all of the necessary lifting equipment.

• Use the correct tools and Personal Protective Equipment (PPE) and take instruction from the technical manuals

applicable to the mower.

• Remove and keep correctly

1. Batteries

2. Fuel

3. Engine coolant

4. Oils

• Disassemble the structure of the mower and refer to the technical manuals. Give attention to parts that have

mechanical pressure or tension applied to the part in the mower, including springs.

• Separate items that continue to have service life and returned to storage.

• Separate items that are worn into the material groups and removed according to the agencies for the recycled

materials that are available. Common types are as shown:

• Steel

• Non ferrous metals

• Aluminum

• Brass

• Copper

• Plastic Materials

• Identified

• Can be recycled

• Can not be recycled

• Not Identified

• Rubber

• Electrical and Electronic Components

• Add items that can not be easily separated into different materials to the “General discarded materials” area.

• Do not burn the discarded materials

Change the mower records to show that the mower is not in service and is discarded. Supply this serial number to

Jacobsen Warranty Department to close their records.

3 SAFETY

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3Safety

3.1 HOW TO OPERATE SAFELY ______________________________________________________

3.1.1 SAFE OPERATION

a Read the Operator’s Manual and other training material. If the operator or technician can not read this manual,

the owner is responsible to describe this material to the operators and technicians. Manuals in additional

languages may be available on the Jacobsen or RansomesJacobsen website.

a Read all of the instructions for this mower carefully. Know the controls and the correct operation of the

equipment.

b Children or persons who do not understand these instructions must not use the mower. The local regulations can

limit the age of the operator.

c Never use a mower near persons, including children or animals.

d Remember that the operator or owner is responsible for accidents or hazards that occur to other persons or their

property.

e Never carry passengers.

f Never allow persons to operate or service the mower or its attachments without correct instructions.

g Do not operate equipment while tired, sick or after you use alcohol or drugs.

3.1.2 PREPARATION

a When you operate the mower, wear correct clothing, slip resistant work shoes or boots, work gloves, hard hat,

safety glasses and hearing protection. Long hair, loose clothing or jewelry can be caught in moving parts.

b Do not operate the equipment with the Interlock System disconnected or the system does not operate correctly.

Do not disconnect or prevent the operation of any switch.

c Never operate equipment that is not in correct order or without decals, guards, shields, deflectors or other

protective devices fastened.

d Inspect the mower before you operate the mower. Check the tire pressure, the engine oil level, and the fuel level.

Fuel is flammable. Use caution when you add the fuel to the mower.

e Operate the mower in daylight or in good artificial light. Use caution when you operate the mower during bad

weather. Never operate the mower with lightning in the area.

f Inspect the area to select the accessories and attachments that are needed to correctly and safely do the job.

Only use parts, accessories and attachments approved by Jacobsen.

g Be careful of holes in the terrain and other hazards that are not visible.

h Inspect the area where the equipment is operated. Remove all objects you can find before you operate. Be

careful of obstructions above the ground (low tree limbs, electrical wires) and also underground obstacles

(sprinklers, pipes, tree roots). Enter a new area carefully. Look for possible hazards.

i Inspect the cutting system before you start the mower. Make sure the blades are free to rotate. When you rotate

one blade, other blades can rotate.

WARNING

EQUIPMENT OPERATED INCORRECTLY OR WITHOUT TRAINING CAN BE DANGEROUS.

Know the location and correct operation of controls. Operators without experience must receive instruction from

another person that knows the correct operation of the equipment before you operate the mower.

Only use parts, accessories and attachments approved by Jacobsen.

!

SAFETY 3

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3.1.3 OPERATION

a Never operate the engine without enough ventilation or in an enclosed area. The carbon monoxide in the exhaust

fumes can increase to dangerous levels.

b Never carry passengers. Keep other persons or animals away from the mower.

c Disengage all drives and engage the parking brake before you start the engine. Only start the engine with the

operator in the seat. Never start the engine with persons near the mower.

d Keep your legs, arms and body inside the operator compartment while the mower is in operation. Keep your

hands and feet away from the cutting units.

e Do not use on the slopes greater than the safe slope limit for the equipment.

f To guard against over turning or loss of control:

– Operate the mower up and down on the face of slopes (vertically), but not across the face (horizontally).

– Do not start or stop suddenly on slopes.

– Decrease the speed when you operate on slopes or when you must turn. Use caution when you change

direction. Turf condition can change the mower stability.

– Use caution when you operate the mower near drop-offs, ditches or embankments.

– Be careful of holes in the terrain and other hazards that are not visible.

g When you drive in the reverse direction, look behind you and down to make sure the path is clear. Do not operate

the cutting unit when you drive in the reverse direction.

h Use caution when you go near corners, trees or other objects that can prevent a clear view.

i Equipment must meet the current regulations to be driven on the public roads.

j Before you move across or operate on the paths or roads, turn off the PTO switch, lift the cutting unit and travel at

decreased speed. Look for traffic.

k Stop the blades when the mower is on any surface that is not grass.

l Do not release the cut grass in the direction of persons or allow persons near the mower while in operation.

m Do not operate the mower with damaged guards or without safety devices in position.

n Do not change the engine governor setting or over-speed the engine. Never change or tamper with adjusters that

are closed with a seal for the engine speed control.

o Before you leave the operator compartment, for any reason:

– Disengage all the drives and lower the cutting unit to the ground.

– Engage the parking brake.

– Stop the engine and remove the key.

p When you hit an object or mower starts to cause the vibration that is not normal, inspect the mower for damage

and make repairs.

q Decrease the throttle setting before you stop the engine.

r Do not use this equipment for uses that the mower was not made for.

3 SAFETY

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3.1.4 ROPS

a The ROPS is a safety device. Keep the ROPS in the vertical and locked position. Always use the seat belt when

you operate the mower. Make sure the seat belt can be released quickly in an emergency.

b Only operate the mower with the ROPS in the folded position on flat and level surfaces when necessary. Do not

operate the mower with the ROPS in the folded position on slopes, near sharp edges or near water. There is no

roll over protection with the ROPS in the folded position.

c Check for clearance before you drive below objects. Do not contact tree branches, electrical wires or other

objects with the ROPS.

d Do not use the seat belt with the ROPS in the folded position.

e Inspect the ROPS for damage. Keep the ROPS hardware fastened.

f Do not weld, drill, change or bend the ROPS. Replace a damaged ROPS. Do not try to correct a damaged

ROPS.

g Do not remove the ROPS from the mower.

h Jacobsen must approve any changes to the ROPS.

3.1.5 SAFE HANDLING OF FUELS

a The fuel and the fuel vapors are flammable. Use caution when you add the fuel to the mower. The fuel vapors

can cause an explosion.

b Never use the containers that are not approved to keep or transfer fuel.

c Never keep the mower or fuel containers near an open flame or any device that can cause the ignition of fuel or

fuel vapors.

d Never fill the fuel containers inside a vehicle or on a truck or trailer with a plastic liner. Always put the fuel

container on the ground away from your vehicle before you fill the container.

e Refuel the mower before you start the engine. When the engine is in operation or while the engine is hot, never

remove the fuel cap or add fuel to the mower.

f Refuel outdoors only and do not smoke when you add fuel. Extinguish all types of ignition.

g The fuel nozzle must touch the rim of the fuel tank when you add fuel to the mower. Do not use a device to lock

the fuel nozzle in the open position.

h Do not over fill the fuel tank. Leave at least 1 inch (2.5 cm) below the filler neck.

i Always tighten the fuel tank cap and container cap after you add fuel.

j If the fuel spills on your clothing, change your clothing immediately.

3.1.6 MAINTENANCE AND STORAGE

a Before you clean, adjust or repair this equipment, push PTO switch to the OFF position, lower the cutting unit to

the ground, engage the parking brake, stop the engine and remove the key.

b Make sure the mower is parked on a solid and level surface.

c Never work on a mower that is lifted only by the jack. Always use the jack stands.

d Never allow persons to service the mower or its attachments without correct instructions.

e When the mower is parked, put into storage or left without an operator, lower the cutting device unless a positive

mechanical lock is used.

f When you put the mower on a trailer or put the mower in storage, close the fuel valve. Do not keep fuel near

flames or drain the fuel inside a building.

SAFETY 3

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g Disconnect the battery before you service the mower. Always disconnect the negative battery cable before the

positive battery cable. Always connect the positive battery cable before the negative battery cable.

h Charge the battery in an area with good airflow. The battery can release hydrogen gas that is explosive. To

prevent an explosion, keep any device that can cause sparks or flames away from the battery.

i Disconnect the battery charger from the power supply before you connect or disconnect the battery charger to

the battery. Wear protective clothing and use insulated tools when you service the battery.

j Be careful and wear gloves when you check or service the cutting unit blades. Replace any damaged blades, do

not try to correct a damaged blade.

k Keep your hands and feet away from parts that move. Do not adjust the mower with the engine in operation,

unless the adjustment needs the engine in operation.

l Carefully release the pressure from components with stored energy.

m To prevent injury from the hot, high pressure oil, never use your hands to check for oil leaks. Use the paper or

cardboard to find leaks.

n The hydraulic fluid pressure can have enough force to enter your skin. If hydraulic fluid has entered your skin, a

doctor must remove the hydraulic fluid surgically within a few hours or gangrene can occur.

o When you service the hydraulic system, make sure the hydraulic fittings, tubes and hoses are tightened to the

correct torque. Make sure the hydraulic system is in good condition before you start the engine.

p Keep the mower and the engine clean.

q Allow the engine to become cool before storage and always remove the ignition key.

r Keep all nuts, bolts and screws tight to make sure the equipment is in safe condition.

s Replace worn or damaged parts for safety. Replace damaged or worn decals. Only use parts, accessories and

attachments approved by Jacobsen.

t To decrease the fire hazard, remove materials that burn from the engine, muffler, battery tray and fuel tank area.

u Disconnect the battery and controller connectors before you weld on this mower.

3.1.7 WHEN YOU PUT THE MOWER ON A TRAILER

a Be careful when you load or unload the mower on a trailer. Trailer must be wider than the mower and can carry

the weight of the mower.

b Use a full-width ramp to load or unload the mower on a trailer.

c Use straps, chains, cables or ropes to fasten the mower to the trailer. Both front and rear straps must be sent

down and toward sides of trailer.

d Make sure that all latches are correctly fastened.

3 SAFETY

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3.1.8 IMPORTANT SAFETY NOTES _______________________________________________

This safety alert symbol gives a warning of possible hazards.

DANGER - Indicates a dangerous condition that WILL cause death or injury unless it is prevented.

WARNING - Indicates a dangerous condition that CAN cause death or injury unless it is prevented.

CAUTION - Indicates a dangerous condition that can cause injury and property damage unless it is prevented. The

label can indicate work procedures that are not safe.

NOTICE - Indicates a condition that can cause damage to the property unless it is prevented. The label can indicate

work procedures that are not safe.

Some illustrations in this manual show the shields, guards or plates, removed. Do not operate this equipment without

these devices correctly fastened in position.

If additional information or service is needed, contact your Authorized Jacobsen Dealer. Your Dealer knows the current

methods to service this equipment.

WARNING

The Interlock System on this mower prevents the operation of the mower

unless a.) The parking brake is engaged. b.) The PTO switch is in the OFF

position and c.) The steering control levers are in the Neutral position. The

system will stop the engine if the operator leaves the operator position

without:

a.) The parking brake engaged

b.) The steering control levers in the Neutral position and

b.) the PTO switch in the OFF position.

NEVER operate the mower unless the Interlock System operates correctly.

WARNING

1. Before you leave the operator position, for any reason:

a. Return the steering control levers to Neutral.

b. Disengage all drives.

c. Lower the cutting unit to the ground.

d. Engage the parking brake.

e. Stop the engine and remove the ignition key.

2. Keep your hands, feet and clothing away from moving parts. Wait for all

movement to stop before you clean, adjust or service the mower.

3. Keep persons and animals away from the area of operation.

4. Never carry passengers.

5. Never operate the equipment without a correctly fastened grass

deflector in position.

!

SPECIFICATIONS 4

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4Specifi cations

4.1 ENGINE SPECIFICATIONS __________________________________________________

RZT 2550KW / RZT 2760KW / RZT 3172KW RZT 2750EFI / RZT 2760EFI / RZT 3172EFI

Make Kawasaki Kohler

Model RZT 2550KW: FX801V

RZT 2760KW: FX850V

RZT 3172KW: FX921V

RZT 2750 EFI / RZT 2760EFI: ECV850

RZT 3172EFI: ECV870

Type Four cycle, air cooled, V-Twin, OHV Four cycle, air cooled, V-Twin, OHV

Number of Cylinders 2 2

Bore and Stroke 3.33 in. (8.45 cm) x 2.99 in. (7.6 cm)

3.50 in. (8.91 cm) x 3.15 in. (8.0 cm)

3.39 in. (8.6 cm) x 2.79 in. (7.09 cm)

Total Displacement

RZT 2550KW / RZT 2760KW: 52 in

3

(0.852 l)

RZT 3172KW: 61 in

3

(0.999 l)

50.3 in

3

(0.824 l)

Intake System Naturally Aspirated Naturally Aspirated

Gross Intermittent

Power

RZT 2550KW: 25.5 hp (19.0 kW) @ 3600 RPM

RZT 2760KW: 27.0 hp (20.1 kW) @ 3600 RPM

RZT 3172KW: 31.0 hp (23.1 kW) @ 3600 RPM

27 hp (20.1 kW) @ 3600 RPM

31 hp (23.1 kW) @ 3600 RPM

Compression Ratio RZT 2550KW / RZT 2760KW: 8.2:1

RZT 3172KW: 8.4:1

8.9:1

Maximum Speed 3600 ± 100 rpm (No Load) 3600 ± 100 rpm (No Load)

Low Idle 1550 ± 100 rpm (No Load) 1750 ± 100 rpm (No Load)

Rotation Clockwise viewed at flywheel Clockwise viewed at flywheel

Fuel System 2 Barrel Float Feed Carburetor Electronic Fuel Injection (EFI)

Fuel 87 Octane Gasoline

Maximum 10% Ethanol

87 Octane Gasoline

Maximum 10% Ethanol

Ignition System Two magnetos triggered by flywheel magnets Two ECU Controlled Dual Plug Ignition Coils

Spark Plug NGK BPR4ES

Spark Plug Gap 0.030 Inch (0.76 mm) 0.030 Inch (0.76 mm)

Engine Oil (API

Class)

SF, SG, SH, SJ or SL SJ or higher

Oil Pan Capacity 2.1 quarts (2.0 l) 2.7 quarts (2.6 l)

Starter 12 Volt Electric Start 12 Volt Electric Start

Alternator 12 Volt, 15 Amp 12 Volt, 20 Amp

Dry Weight RZT 2550KW / RZT 2760KW: 124 lb. (56.4 kg)

RZT 3172KW: 138 lb. (62.6 kg)

136 lb. (61.7 kg)

Dimensions

(Length x Width x

Height)

19.21 x 18.27 x 24.65 in.

(48.8 x 46.4 x 62.6 cm)

19.7 x 20.5 x 24 in.

(50.65 x 47.07 x 60.9 cm)

Emission Regulation

4 SPECIFICATIONS

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4.2 DIMENSIONS AND WEIGHTS ________________________________________________

RZT 2550KW / RZT 2750EFI RZT 2760KW / RZT 2760EFI RZT 3172KW / RZT 3172EFI

A - Width of Cut 50 inch (127 cm) 60 inch (152.4 cm) 72 inch (182.9 cm)

B - Maximum

Width

54 inch (137.2 cm) 65 inch (165.1 cm) 75 inch (190.5 cm)

C - Height

(ROPS Up)

73 inch (185.4 cm)

D - Height

(ROPS Folded)

48 inch (121.9 cm)

E - Total length

(ROPS Up)

74 inch (188.0 cm)

F - Total length

(ROPS Folded)

94 inch (238.8 cm)

G - Wheel Base 44.75 inch (113.7 cm)

H - Front Wheel

Track

38.9 inch (98.7 cm)

J - Rear Wheel

Track

39.2 inch (95.5 cm)

Weight of unit 1104 lb. (500.8 kg) 1215 lb. (551.1 kg)

Tire Specifications

Front Wheel Rear Wheel

Tire Size Type Tire Pressure Tire Size Type Tire Pressure

13 x 6.5-6 N/A 24 x 12-12 Turf 8-10 psi (0.55-0.69 BAR)

SPECIFICATIONS 4

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E

G

D

A

H

J

ZT 2760KW

ZT 2760EFI

ZT 2550KW

ZT 2750EFI

B

A

H

J

B

F

C

4 SPECIFICATIONS

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4.3 MOWER SPECIFICATION ___________________________________________________

Battery: 12V, 300 CCA

Service Brake: Dynamic braking through the traction circuit

Parking Brake: Drum brakes on wheel motor

Fuel Tank: 8 U.S. Gallons (30.3 l)

Steering: Hand lever speed and direction controls for left and right rear wheel

Traction Drive: Belt driven dual hydrostatic 0.73 in

3

(12 cm

3

) pumps and 14.5 in

3

(238 cm

3

) wheel motors.

Cutting Unit Drive: Belt drive with electric clutch

Ground Speed: 0-12 mph (0-19.3 kph)

Reverse Speed: 0-8 mph (0-12.87 kph)

RZT 2550KW / RZT 2750 EFI Cutting Performance: Up to 4.04 acres/hr. (1.64 hectares/hr) @8 mph (12.87 km/hr)

RZT 2760KW / RZT 2760 EFI Cutting Performance: Up to 4.85 acres/hr. (1.96 hectares/hr) @8 mph (12.87 km/hr)

RZT 3172KW / RZT 3172 EFI Cutting Performance: Up to 5.82 acres/hr. (2.35 hectares/hr) @8 mph (12.87 km/hr)

4.4 CUTTING UNIT SPECIFICATION _____________________________________________

4.5 BELT SPECIFICATION _____________________________________________________

Traction Belt Part Number 2006B64R, B-Section, Raw, 64 in. EL Belt

50 in. Deck Belt Part Number 2006B112R, B-Section, Raw, 112 in. EL Belt

60 in. Deck Belt Part Number 2006B130R, B-Section, Raw, 130 in. EL Belt

72 in. Deck Belt Part Number 2006B160R, B-Section, Raw, 160 in. EL Belt

50 in. Engine to Deck Belt Part Number 2010B81W, B-Section Wrapped, 81 in. Belt

60 in. Engine to Deck Belt Part Number 2010B85W, B-Section Wrapped, 85 in. Belt

72 in. Engine to Deck Belt Part Number 2010B92W, B-Section Wrapped, 92 in. Belt

RZT 2550KW / RZT 2750 EFI RZT 2760KW / RZT 2760 EFI RZT 3172KW / RZT 3172 EFI

Blade Length 17 inch (43.2 cm) 20-1/2 inch (54.3 cm) 24 inch (61.0 cm)

Number of blades 3

Height of cut 1-1/2 to 5 in. (3.8 to 12.7 cm) in 1/4 in. (0.6 cm) increments

Height of cut

adjustment

A foot lever to lift or lower the cutting unit with a HOC stop installed in different slots for

specified HOC.

Blade Tip Speed

@ 3600 rpm engine

speed

295.2 feet/second (90.0

meters/second)

284.8 feet/second (86.8

meters/second)

282.7 feet/second (86.2

meters/second)

SPECIFICATIONS 4

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4.6 RECOMMENDED LUBRICANTS ______________________________________________

Engine Oil:

Kawasaki FX801V and FX850V: API Classification grades SF, SG, SH, SJ or SL

Kohler ECV850: API Classification grades SJ or higher

Hydraulic Fluid:

The standard hydraulic fluid is SAE 15W40 API Classification SL.

Grease:

Texaco Starplex 2EP Moly (NLGI Grade 2-EP Lithium Complex Grease containing Molybdenum Disulfide) or

equivalent.

4.7 SLOPES _________________________________________________________________

DO NOT USE ON SLOPES GREATER THAN 15°. The 15° slope was calculated with static stability measurements

according to the requirements of BS EN ISO 5395-3.

Temperature Viscosity

Above 95° F (35° C) SAE 40

68° to 95° F (20° to 35° C) SAE 30 or SAE 10W-30 or SAE 10W-40 or SAE 40

32° to 68° F (0° to 20° C) SAE 30 or SAE 10W-30 or SAE 10W-40

-4° to 32° F (-20° to 0° C) SAE 5W-20 or SAE 10W-30 or SAE 10W-20

Below -4° F (-20° C) SAE 5W-20

Temperature Viscosity

Above 75° F (24° C) SAE 20W-50

50° to 75° F (10° to 24° C) SAE 30 or SAE 20W-50

32° to 50° (0° to 10° C) SAE 10W-30 or SAE 20W-50

0° to 32° F (-18° to 0° C) SAE 5W-30 or SAE 10W-30

Below 0° F (-18° C) SAE 5W-30

4 SPECIFICATIONS

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4.8 ACCESSORIES ___________________________________________________________

4.8.1 STRIPING KIT ____________________________________________________________

Kit Number 300329

4.8.2 BLACK HARD TOP SUNSHADE ______________________________________________

Kit Number 902750

4.8.3 WHITE HARD TOP SUNSHADE ______________________________________________

Kit Number 902749

4.8.4 BLACK SOFT TOP SUNSHADE ______________________________________________

Kit Number 902748

4.8.5 WHITE SOFT TOP SUNSHADE_______________________________________________

Kin Number 902747

4.8.6 ELECTRIC DECK LIFT______________________________________________________

Kit Number 300407

4.8.7 REPLACMENT BLADES ____________________________________________________

Standard 17 inch (43.2 cm) X-Blade Part Number 30227-50X (For 50 inch (127 cm) cutting unit)

Standard 20-1/2 inch (54.3 cm) X-Blade Part Number 30227-60X (For 60 inch (152 cm) cutting unit)

Standard 24 inch (61.0 cm) X-Blade Part Number 30227-72X (For 72 inch (183 cm) cutting unit

Optional 17 inch (43.2 cm) Twist Blade Part Number 30227-50T (For 50 inch (127 cm) cutting unit)

Optional 20-1/2 inch (54.3 cm) Twist Blade Part Number 30227-60T (For 60 inch (152 cm) cutting unit)

Optional 24 inch (61.0 cm) Twist Part Number 30227-72T (For 72 inch (183 cm) cutting unit

4.8.8 SPRINGER FORKS ________________________________________________________

Kit Number 100200

4.8.9 MAGIC MULCHER KIT______________________________________________________

Kit Number 30302

4.8.10 RUN FLAT TIRE KIT_______________________________________________________

Kit Number 400130

4.9 SUPPORT LITERATURE ____________________________________________________

Contact your Jacobsen Dealer for a complete listing of literature available for your mower.

Operator’s Manual: 700457

Mower Parts Manual: 700531

DECALS 5

en-16

5Decals

5.1 SAFETY DECALS __________________________________________________________

Understand the purpose of these decals. The decals are important to the safe operation of the mower. REPLACE THE

DAMAGED DECALS IMMEDIATELY.

DANGER

DO NOT OPERATE

WITHOUT GUARDS

Use of fan on outside spindle without pulley guard may

result in serious injury or DEATH.

PELIGRO

NO FUNCIONE SIN

PROTECTORES

El uso del ventilador en huso exterior sin

protectir de la polea puede dar lugar a

leslon o a muerte serla.

800056

30229

800817

Read the manual

before you operate the

mower

Pick up sticks, stones

and other debris that

can be thrown by the

mower.

Wear eye protection

when you operate the

mower.

Wear ear protection

when you operate the

mower.

Keep bystanders away

from the mower.

Be careful of debris

thrown by the mower.

Use caution when you

operate on slopes.

Only operate on slopes

with the ROPS in the

vertical position.

Do not carry

passengers.

Serious injury or death can result from blade contact or from contacting

the belts or pulleys with the engine running. Deck spindles may have a

fan installed above or below the pulleys.

Do not operate the mower with the discharge chute or belt guards

removed. Make sure the Interlock System is operates correctly.

5 DECALS

en-17

800818

MAX. FILL

800848

DO NOT OPERATE WITHOUT OPERATOR CONTROLLED

DISCHARGE CHUTE (OCDC), DISCHARGE DEFLECTOR,

ENTIRE GRASS COLLECTION SYSTEM, OR MULCHING

KIT IN PLACE. DO NOT REMOVE GRASS CATCHER

UNTIL BLADES HAVE STOPPED.

The OCDC should be in the

downward position when vulnerable

objects or property are in the vicinity

of the machine during operation.

97072

DANGER

Only fill the fuel tank to the bottom of

the fuel filler neck. Do not overfill the

fuel tank.

DECALS 5

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5.2 INSTRUCTION DECALS ____________________________________________________

800842

R

800843

L

PARKING

BRAKE

800844

DECK HEIGHT

INDICATOR

DOWN STOP

2.00”

2.50”

3.00”

3.50”

4.00”

4.50”

1.75”

2.25”

2.75”

3.25”

4.25”

3.75”

800038

800846

Fast Reverse

Slow Reverse

Slow Forward

Fast Forward

Neutral

Neutral Lock

Position

Neutral Lock

Position

Left Side

Steering Lever

Right Side

Steering Lever

Engaged

Position

Disengaged

Position

Fast

Slow

Engine

Throttle

6 CONTROLS

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6Controls

6.1 MOWER CONTROLS _______________________________________________________

6.2

6.4

6.5

6.6

6.7

6.3

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Jacobsen ZT90000 Owner's manual

Jacobsen ZT90000 Owner's manual

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