Mec 3369RT - A92.6 Operating instructions

Brand: Mec

Model: 3369RT - A92.6

Category: Utility Vehicle

Type: Operating instructions

This manual is also suitable for

Part # 43443

February 2019

Operator’s Manual

3369ERT Serial Number Range 13200000 - Up

3369RT Serial Number Range 13300000 - Up

4069ERT Serial Number Range 13700000 - Up

4069RT Serial Number Range 13800000 - Up

69 Series

ART_4265

RT - Internal Combustion

ERT - Electric

Page i 69 Series - Operator’s Manual

February 2019

Revision History

Date Reason for Update

February 2019 New Release

1401 S. Madera Avenue, Kerman, CA 93630 USA

Toll Free: 1 - 877 - 632 - 5438

Phone: 1 - 559 - 842 - 1500

Fax: 1 - 559 - 842 - 1520

[email protected]

www.MECawp.com

MEC Aerial Work Platforms

Page ii 69 Series - Operator’s Manual

February 2019

Table of Contents

Section 1 - Introduction . . . . . . . . . . . . . . . . 1

Introduction . . . . . . . . . . . . . . . . . . . . . 1

Section 2 - Safety . . . . . . . . . . . . . . . . . 2

Safety . . . . . . . . . . . . . . . . . . . . . . . 2

Safety Alert Symbols & Fall Protection . . . . . . . . . . . . . . 3

Section 3 - Safety Rules and Hazards . . . . . . . . . . . . 4

Safety Rules . . . . . . . . . . . . . . . . . . . . . 4

Safety and Hazards . . . . . . . . . . . . . . . . . . . 5

Section 4 - Control Panel . . . . . . . . . . . . . . . 11

Ground Control Panel . . . . . . . . . . . . . . . . . . . 11

Platform Control Panel. . . . . . . . . . . . . . . . . . . 12

Section 5 - Pre-Operation & Workplace Inspection . . . . . . . . 13

Pre-Operation Inspection . . . . . . . . . . . . . . . . . . 13

Pre-Operation Inspection Report . . . . . . . . . . . . . . . . 14

Workplace Inspection . . . . . . . . . . . . . . . . . . . 15

Section 6 - Function Tests . . . . . . . . . . . . . . . 16

Function Tests . . . . . . . . . . . . . . . . . . . . . 16

Section 7 - Operating Instructions . . . . . . . . . . . . . 21

Operating Instructions . . . . . . . . . . . . . . . . . . . 21

Section 8 - Transport and Lifting Instructions. . . . . . . . . . 26

Transport and Lifting Instructions . . . . . . . . . . . . . . . . 26

Securing to Truck or Trailer for Transit. . . . . . . . . . . . . . . 27

Lifting Instructions . . . . . . . . . . . . . . . . . . . . 28

Section 9 - Decals . . . . . . . . . . . . . . . . . 29

RT Machine Decal Locations . . . . . . . . . . . . . . . . . 29

ERT Machine Decal Locations . . . . . . . . . . . . . . . . 32

Page 1 69 Series - Operator’s Manual

February 2019

Introduction

This Operator’s Manual has been designed to provide you, the owner, user or operator, with the

instructions and operating procedures essential to properly and safely operate your MEC Aerial Work

Platform for positioning personnel, along with their necessary tools and materials, to overhead work

locations.

This Operator's Manual and other manuals provided by MEC on the

machine must be read and understood prior to operating your MEC Aerial

Work Platform. The operator should not accept operating responsibility

until he/she has read and understands the operator’s manual as well as

having operated the MEC Aerial Work Platform under supervision of an

authorized, trained and qualified operator.

It is essential that the operator of the aerial work platform is not alone at

the workplace during operation.

Modifications of this machine from the original design and specifications

without written permission from MEC are strictly forbidden. A

modification may compromise the safety of the machine, subjecting the

platform occupants and personal around the machine to serious injury or

death.

Your MEC Aerial Work Platform has been designed, built, and tested to provide safe, dependable

service. Only authorized, trained and qualified personnel shall be allowed to operate or service the

machine.

MEC, as manufacturer, has no direct control over machine application and operation. Proper safety

practices are the responsibility of the owner, user and operator.

If there is a question on application and/or operation contact:

1401 S. Madera Avenue, Kerman, CA 93630 USA

Toll Free: 1 - 877 - 632 - 5438

Phone: 1 - 559 - 842 - 1500

Fax: 1 - 559 - 842 - 1520

[email protected]

www.MECawp.com

MEC Aerial Work Platforms

Section 1 - Introduction

Page 2 69 Series - Operator’s Manual

February 2019

Safety

DO NOT operate this machine until you have read and understood this manual, have

performed the Workplace Inspection, Pre-Start Inspection and Routine Maintenance, and have

completed all the test operations detailed in the Operating Instructions section.

Failure to read, understand and follow all safety rules, warnings, and instructions could result in

serious injury or death. For your safety and the safety of those around you, you must operate your

machine as instructed in this manual.

MEC designs aerial work platforms to safely and reliably position personnel, along with their

necessary tools and materials, at overhead work locations. The owner/user/operator of the machine

should not accept responsibility for the operation of the machine unless properly trained.

ANSI and other applicable standards identify requirements of all parties who may be involved with

self-propelled elevating work platforms. The ANSI/SIA A92.6-2006 Manual of Responsibilities is

considered a part of this machine and can be found in the manual compartment, located at the

platform control station. To ensure safe use of machine, inspections and training specified in ANSI/SIA

A92.6-2006 must be performed at designated intervals as prescribed.

This product can expose you to chemicals known to the State of California

to cause cancer and birth defects or other reproductive harm. For more

information go to www.p65warnings.ca.gov.

Section 2 - Safety

Safety

Page 3 69 Series - Operator’s Manual

February 2019Section 2 - Safety

Safety Alert Symbols & Fall Protection

MEC manuals and decals use symbols, colors and signal words to help you recognize important

safety, operation and maintenance information.

RED and the word DANGER – Indicates an imminently hazardous

situation which, if not avoided, will result in death or serious injury.

ORANGE and the word WARNING – Indicates a potentially hazardous

situation which, if not avoided, could result in death or serious injury.

YELLOW with alert symbol and the word CAUTION – Indicates a

potentially hazardous situation which, if not avoided, may result in minor

or moderate injury.

YELLOW without alert symbol and the word CAUTION – Indicates a

potentially hazardous situation which, if not avoided, may result in

property damage.

GREEN and the word NOTICE – Indicates operation or maintenance

information.

Fall Protection

ART_4713

Operators must comply with employer, job site and governmental rules

regarding the use of personal protective equipment.

If required by your employer or job site, use personal fall protection

equipment (PFPE) when operating this machine.

All PFPE must comply with applicable governmental regulations, and must be

inspected and used in accordance with the PFPE manufacturer’s instructions.

Fall restraint must be properly attached to a designated anchorage point

when driving or operating the machine. Attach only one fall restraint to each

anchorage point.

Page 4 69 Series - Operator’s Manual

February 2019

Safety Rules

Failure to obey the instructions and safety rules in this manual will result

in death or serious injury.

Do Not Operate Unless:

You learn and practice the principles of safe machine operation contained in this operator’s

manual.

Avoid hazardous situations.

Know and understand the safety rules before going on to the next section.

Always perform a pre-operation inspection.

Always perform function tests prior to use.

Inspect the workplace.

Only use the machine as it was intended.

You read, understand and obey the manufacturer’s instructions and safety rules— safety and

operator’s manuals and machine decals.

You read, understand and obey employer’s safety rules and worksite regulations.

You read, understand and obey all applicable governmental regulations.

You are properly trained to safely operate the machine.

Intended Use

This machine is intended to be used only to lift personnel, along with their tools and materials to an

aerial work site.

Safety Sign Maintenance

Replace any missing or damaged safety signs. Keep operator safety in mind at all times. Use mild

soap and water to clean safety signs. Do not use solvent-based cleaners because they may damage

the safety sign material.

•

Section 3 - Safety Rules and Hazards

Safety Rules

Page 5 69 Series - Operator’s Manual

February 2019Section 3 - Safety Rules and Hazards

Safety and Hazards

Electrocution Hazards

This machine is not electrically insulated and will not provide

protection from contact with or proximity to electrical current.

Maintain safe distances from electrical power lines and

apparatus in accordance with applicable governmental

regulations and the following chart.

Voltage Minimum Safe Approach Distance

Phase to Phase Feet Meters

0 to 300V Avoid Contact

300V to 50kV 10 3.05

50kV to 200kV 15 4.60

200kV to 350kV 20 6.10

350kV to 500kV 25 7.62

500kV to 750kV 35 10.67

750kV to 1000kV 45 13.72

Allow for platform movement, electrical line sway or sag and beware of strong or gusty winds.

Keep away from the machine if it contacts energized power lines. Personnel on the ground or in the

platform must not touch or operate the machine until energized power lines are shut off.

Do not operate the machine during lightning or storms.

Do not use the machine as a ground for welding.

Tip-over Hazards

Occupants, equipment and materials must not exceed the maximum platform capacity or the

maximum capacity of the platform extension.

Maximum capacity 3369 4069

Platform allowable maximum load 1000 lb 454 kg 800 lb 363 kg

Extension deck allowable maximum load 300 lb 136 kg 300 lb 136 kg

Work Area Safety

Do not raise the platform unless the machine is on a firm, level

surface.

Page 6 69 Series - Operator’s Manual

February 2019Section 3 - Safety Rules and Hazards

Do not depend on the tilt alarm as a level indicator. The tilt alarm sounds on the chassis and in the

platform when the machine is on a slope.

If the tilt alarm sounds:

Lower the platform. Move the machine to a firm, level surface. If the tilt alarm sounds when the

platform is raised, use extreme caution to lower the platform.

For outdoor use, do not raise the platform when wind speeds may exceed 28 mph (12.5 m/s). If wind

speeds exceed 28 mph (12.5 m/s) when the platform is raised, lower the platform and do not continue

to operate the machine.

Do not operate the machine in strong or gusty winds. Do not

increase the surface area of the platform or the load when

exposed to wind. Increasing the area exposed to the wind will

decrease machine stability.

Do not use the platform controls to free a platform that is

caught, snagged or otherwise prevented from normal motion by

an adjacent structure. All personnel must be removed from the

platform before attempting to free the platform using the ground

controls.

Use extreme care and slow speeds while driving the machine in the stowed position across uneven

terrain, debris, unstable or slippery surfaces and near holes and drop-offs.

Do not drive the machine on or near uneven terrain, unstable surfaces or other hazardous conditions

with the platform raised.

Do not use the machine as a crane.

Do not place or attach fixed or overhanging loads to any part of this machine.

Do not push the machine or other objects with the platform.

Do not contact adjacent structures with the platform.

Do not alter or disable the limit switches.

Do not tie the platform to adjacent structures.

Do not transport tools and materials unless they are evenly

distributed and can be safely handled by person(s) in the

platform.

Do not alter or disable machine components that in any way affect safety and stability.

•

Page 7 69 Series - Operator’s Manual

February 2019Section 3 - Safety Rules and Hazards

Do not replace items critical to machine stability with items of different weight or specification.

Do not modify or alter an aerial work platform without prior written permission from the manufacturer.

Do not place ladders or scaffolds in the platform or against any part of this machine.

Do not use the machine on a moving or mobile surface or vehicle.

Be sure all tires are in good condition, air-filled tires are properly inflated and lug nuts are properly

tightened.

Crushing Hazards

Keep hands and limbs out of scissors.

Keep hands clear when folding rails.

Use common sense and planning when operating the machine with the controller from the ground.

Maintain safe distances between the operator, the machine and fixed objects.

Maintain a firm grasp on the platform rail when removing the rail pins. Do not allow the platform guard

rails to fall.

Operation on Slopes Hazards

Do not drive the machine on a slope that exceeds the slope and side slope rating of the machine.

Slope rating applies to machines only in the stowed position.

Model Maximum forward slope rating stowed position Maximum side slope rating stowed position

3369 40% 10%

4069 40% 10%

Note:Slope rating is subject to ground conditions and adequate traction.

Fall Hazards

The guard rail system provides fall protection. The platform contains multiple lanyard anchorage

points. Attach only one (1) lanyard per lanyard anchorage point.

Do not sit, stand or climb on the platform guard rails. Maintain a

firm footing on the platform floor at all times.

Do not climb down from the platform when raised.

Keep the platform floor clear of debris.

Page 8 69 Series - Operator’s Manual

February 2019Section 3 - Safety Rules and Hazards

Close the entry gate before operating.

Do not operate the machine unless the guard rails are properly installed and the entry is secured for

operation.

Do not enter or exit the platform unless the machine is in the stowed position.

Collision Hazards

Be aware of limited sight distance and blind spots when driving or operating.

Be aware of extended platform position(s) when moving the machine.

Check the work area for overhead obstructions or other

possible hazards.

Be aware of crushing hazards when grasping the platform

guard rail.

Operators must comply with employer, job site and governmental rules regarding use of personal

protective equipment.

Observe and use color-coded direction arrows on the platform controls for drive and steer functions.

Do not operate a machine in the path of any crane or moving overhead machinery unless the controls

of the crane have been locked out and/or precautions have been taken to prevent any potential

collision.

No stunt driving or horseplay while operating a machine.

Do not lower the platform unless the area below is clear of

personnel and obstructions.

Limit travel speed according to the condition of the ground

surface, congestion, slope, location of personnel, and any other

factors which may cause collision.

Component Damage Hazards

Do not use any battery or charger greater than the battery related voltage to charge the battery.

Do not use the machine as a ground for welding.

Explosion and Fire Hazards

Page 9 69 Series - Operator’s Manual

February 2019Section 3 - Safety Rules and Hazards

Do not start the engine if you smell or detect liquid petroleum gas (LPG), gasoline, diesel fuel or other

explosive substances.

Do not refuel the machine with the engine running.

Refuel the machine and charge the battery only in an open, well-ventilated area away from sparks,

flames and lighted tobacco.

Do not operate the machine in hazardous locations or locations where potentially flammable or

explosive gases or particles may be present.

Do not spray ether into engines equipped with glow plugs.

Damaged Machine Hazards

Do not use a damaged or malfunctioning machine.

Conduct a thorough pre-operation inspection of the machine and test all functions before each work

shift. Immediately tag and remove from service a damaged or malfunctioning machine.

Be sure all maintenance has been performed as specified in this manual.

Be sure all decals are in place and legible.

Be sure the operator’s manual is complete, legible and in the storage container located in the

platform.

Bodily Injury Hazard

Always operate the machine in a well-ventilated area to avoid carbon monoxide poisoning.

Do not operate the machine with a hydraulic oil leak. A hydraulic leak can penetrate and/or burn skin.

Improper contact with components under any cover will cause serious injury. Only trained

maintenance personnel should access compartments. Access by the operator is only advised when

performing a pre-operation inspection. All compartments must remain closed and secured during

operation.

Outrigger Safety

Do not lower the outriggers unless the machine is on a firm surface. Avoid drop-offs, holes, unstable

or slippery surfaces and other possible hazardous conditions.

When the auto level function is not being used and the outriggers are being lowered individually, the

steer-end outriggers must be lowered first.

Do not raise the platform unless the machine is level. Do not set the machine up on a surface where it

cannot be leveled using only the outriggers.

Page 10 69 Series - Operator’s Manual

February 2019Section 3 - Safety Rules and Hazards

Do not raise the platform unless all four outriggers are properly lowered, the footpads are in firm

contact with the ground and the machine is level.

Do not adjust the outriggers while the platform is raised.

Do not drive while the outriggers are lowered.

Battery Safety

Burn Hazard

Batteries contain acid. Always wear protective clothing and eye

wear when working with batteries.

Avoid spilling or contacting battery acid. Neutralize battery acid

spills with baking soda and water.

Explosion Hazard

Keep sparks, flames and lighted tobacco away from batteries.

Batteries emit explosive gas.

Electrocution/ Hazard

Avoid contact with electrical terminals.

Lockout after Each Use

Select a safe parking location - firm level surface, clear of obstruction and traffic.

Lower the platform.

Turn the key switch to the off position and remove the key to secure from unauthorized use.

Push in the red Emergency Stop buttons to “off” position.

Push in the main power switch to “off” position

Page 11 69 Series - Operator’s Manual

February 2019

Ground Control Panel

Control Description

1 Platform Up Button Press this button and the platform will lift.

2 Display Diagnostic readout

3 Engine Idle Select Button

Press this button to select the engine idle setting. Light on

indicates high idle is selected. Light off indicates low idle is

selected.

4 Overload Indicator Light Light on indicates when platform is overloaded (If fitted).

5 Engine Start Button Press this button to start the engine.

6 Engine Glow Plug Button Press and hold this button to preheat engine.

7 Hour Meter

The hour meter displays the number of hours the machine has

operated.

8 Key Switch

Turn the key switch to the platform position and the platform

controls will operate.

Turn the key switch to the off position and the machine will be off.

Turn the key switch to the base position and the ground controls

will operate.

9 Circuit Breaker Circuit breaker

10 Platform Down Button Press this button and the platform will lower

11 Lift Function Enable Button

Press and hold this button along with the Platform Up Button or

the Platform Down Button.

12 Emergency Lowering Down Button Press this button and the platform will lower

13 Emergency Lowering Down Enable Button Press this button to activate the Emergency down function.

14 Red Emergency Stop Button

Push in the red Emergency Stop button to the off position to stop

all functions. Turn the red Emergency Stop button clockwise to

the on position to operate the machine.

Ground Control Panel

Section 4 - Control Panel

Page 12 69 Series - Operator’s Manual

February 2019Section 4 - Control Panel

Platform Control Panel

SPEED

ART_4729

Function

Enable

Switch

Control

Handle

Control Description

1 Red Emergency Stop Button

Push in the red Emergency Stop button to the off position to stop all functions. Pull out the red

Emergency Stop button to the on position to operate the machine.

2 Drive Function Select Button Press this button to activate the drive function. The indicator light will turn on.

Generator Select Button (If

Equipped)

Press this button to turn the generator on. Indicator light will be on. Press the button again to

turn the generator off.

4 Speed 3 Fastest speed suitable only when on a smooth flat improved surfaces when conditions are safe.

5 Horn Button Press this button and the horn will sound. Release the button and the horn will stop.

6 Speed 1

High torque drive which initiates traction control valves and should be used when driving on any

slopes greater than 10% or over a rough surface.

7 Outrigger Function Button Press this button to activate the represented individual outrigger up/down function.

8 Outrigger Auto Level Button Press this button to activate the auto level function.

9 Engine Glow Plug Button Press and hold this button to preheat engine.

10 LED Readout Screen Diagnostic readout.

11 Engine Start Button Press this button to start the engine.

12 Speed 2 Medium speed suited for driving on flat but unimproved surfaces.

13 Lift Function Select Button Press this button to activate the lift function. The indicator light will turn on.

14 Proportional Control Handle

You must first select either Lift or Drive or Outrigger to activate selected function:

Lift function: Press and hold the function enable switch to enable the lift function on the

platform control handle. Pull the control handle in the direction of upwards and the platform will

raise. Move the control handle in the direction of downwards and the platform will lower. The

descent alarm should sound while the platform is lowering.

Drive function: Press and hold the function enable switch to enable the drive function on the

platform control handle. Move the control handle in the direction indicated by the blue arrow on

the control panel and the machine will move in the direction that the blue arrow points. Move

the control handle in the direction indicated by the yellow arrow on the control panel and the

machine will move in the direction that the yellow arrow points.

Outrigger extendable / retractable function: Press and hold the function enable switch to

enable the Outrigger extend/ retract function on the platform control handle. Move the control

handle in the direction indicated by the yellow arrow and the outrigger will extend. Move the

control handle in the direction indicated by the blue arrow and the outrigger will retract.

15 Thumb Rocker Switch

Press the thumb rocker switch in a direction to activate steer function according to the blue and

yellow steer arrows.

16 Function Enable Switch Press and hold the function enable switch to enable the drive/lift function.

Page 13 69 Series - Operator’s Manual

February 2019

Pre-Operation Inspection

Do Not Operate Unless:

You learn and practice the principles of safe machine operation contained in this operator’s

manual.

Avoid hazardous situations.

Always perform a pre-operation inspection.

Know and understand the pre-operation inspection before going on to the next

section.

Inspect the workplace.

Always perform function tests prior to use.

Only use the machine as it was intended.

Fundamentals

It is the responsibility of the operator to perform a pre-operation inspection and routine maintenance.

The pre-operation inspection is a visual inspection performed by the operator prior to each work shift.

The inspection is designed to discover if anything is apparently wrong with a machine before the

operator performs the function tests.

The pre-operation inspection also serves to determine if routine maintenance procedures are

required. Only routine maintenance items specified in this manual may be performed by the operator.

Refer to the list on the next page and check each of the items.

If damage or any unauthorized variation from factory delivered condition is discovered, the machine

must be tagged and removed from service.

Repairs to the machine may only be made by a qualified service technician, according to the

manufacturer’s specifications. After repairs are completed, the operator must perform a pre-operation

inspection again before going on to the function tests.

Scheduled maintenance inspections shall be performed by qualified service technicians, according to

the manufacturer’s specifications and the requirements listed in this manual.

•

Pre-Operation Inspection

Section 5 - Pre-Operation & Workplace Inspection

Page 14 69 Series - Operator’s Manual

February 2019Section 5 - Pre-Operation & Workplace Inspection

Pre-Operation Inspection Report

Be sure that the operator’s, safety and responsibilities manuals are complete, legible and in the storage

container located in the platform.

Be sure that all decals are legible and in place. See Decals section.

Check for engine oil leaks and proper oil level. Add oil if needed. See Maintenance section.

Check for hydraulic oil leaks and proper oil level. Add oil if needed. See Maintenance section.

Check for engine coolant leaks and proper level of coolant. Add coolant if needed. See Maintenance section.

Check for battery fluid leaks and proper fluid level. Add distilled water if needed. See Maintenance section.

Check the following components or areas for damage, improperly installed or missing parts and

unauthorized modifications:

Electrical components, wiring and electrical cables

Hydraulic hoses, fittings, cylinders and manifolds

Fuel and hydraulic tanks

Drive motors

Wear pads

Tires and wheels

Engine and related components

Limit switches, alarms and horn

Nuts, bolts and other fasteners

Platform overload components

Platform entry gate

Brake release components

Beacon (if equipped)

Safety arm

Platform extension(s)

Scissor pins and retaining fasteners

Platform control handle

Generator (if equipped)

Outrigger housings and footpads (if equipped)

Check entire machine for:

Cracks in welds or structural components

Dents or damage to machine

Excessive rust, corrosion or oxidation

Be sure that all structural and other critical components are present and all associated fasteners and pins are

in place and properly tightened

Be sure guardrails are installed and bolts are fastened.

Note:If the platform must be raised to inspect the machine, make sure the safety arm is in place. See

Operating Instructions section.

Page 15 69 Series - Operator’s Manual

February 2019Section 5 - Pre-Operation & Workplace Inspection

Workplace Inspection

Do Not Operate Unless:

You learn and practice the principles of safe machine operation contained in this operator’s

manual.

Avoid hazardous situations.

Always perform a pre-operation inspection.

Inspect the workplace.

Know and understand the workplace inspection before going on to the next section.

Always perform function tests prior to use.

Only use the machine as it was intended.

Fundamentals

The workplace inspection helps the operator determine if the workplace is suitable for safe machine

operation. It should be performed by the operator prior to moving the machine to the workplace.

It is the operator’s responsibility to read and remember the workplace hazards, then watch for and

avoid them while moving, setting up and operating the machine.

Workplace Inspection

Be aware of and avoid the following hazardous situations:

Drop-offs or holes

Bumps, floor obstructions or debris

Sloped surfaces

Unstable or slippery surfaces

Overhead obstructions and high voltage conductors

Hazardous locations

Inadequate surface support to withstand all load forces imposed by the machine

Wind and weather conditions

The presence of unauthorized personnel

Other possible unsafe conditions

•

Page 16 69 Series - Operator’s Manual

February 2019

Function Tests

Do Not Operate Unless:

You learn and practice the principles of safe machine operation contained in this operator’s

manual.

Avoid hazardous situations.

Always perform a pre-operation inspection.

Inspect the workplace.

Always perform function tests prior to use.

Know and understand the function tests before going on to the next section.

Only use the machine as it was intended.

Fundamentals

The function tests are designed to discover any malfunctions before the machine is put into service.

The operator must follow the step-by-step instructions to test all machine functions.

A malfunctioning machine must never be used. If malfunctions are discovered, the machine must be

tagged and removed from service. Repairs to the machine may only be made by a qualified service

technician, according to the manufacturer’s specifications.

After repairs are completed, the operator must perform a pre-operation inspection and function tests

again before putting the machine into service.

At the Ground Controls

Select a test area that is firm, level and free of obstruction.

Pull out main power switch to “on” position.

Turn the ground red Emergency Stop button clockwise to the on position. Pull out the platform

red Emergency Stop button to the on position.

Turn the key switch to ground control.

Observe the display on the ground controls.

Result: The display readout will come on and display SYSTEM READY.

Start the engine. See Operating Instructions section.

Test Emergency Stop

Push in the ground red Emergency Stop button to the off position.

Result: The engine should turn off and no functions should operate.

Turn the red Emergency Stop button clockwise to the on position. And restart the engine.

Test Up/Down Functions and Function Enable

A buzzer with different sound frequency is controlled in control system. The descent alarm sounds at

60 beeps per minute. The alarm that goes off when the machine is not level sounds at 180 beeps per

minute. An optional automotive-style horn is also available.

Do not press the lift function enable button. Press and hold the platform up/down button.

Result: No function should operate.

Press and hold the Lift function enable button. Press and hold the platform up button.

Result: The platform should rise.

•

Function Tests

Section 6 - Function Tests

Page 17 69 Series - Operator’s Manual

February 2019Section 6 - Function Tests

Press and hold the lift function enable button. Press and hold the platform down button.

Result: The platform should lower the descent alarm should sound while the platform is

lowering.

Note:Be sure the area below the platform is clear of personnel and obstructions before continuing.

Test the Auxiliary Lowering

Activate the up function and raise the platform approximately 3 feet (1 m).

Pull the emergency lowering knob located the entry ladder end.

Result: The platform should lower. The descent alarm will not sound.

Restart the engine.

Test the Emergency Lowering

Activate the up function and raise the platform approximately 3 feet (1 m).

Push in the red Emergency Stop button to shut off the engine.

Turn the ground red Emergency Stop button clockwise to the on position.

Press and hold the emergency lowering down enable button. Press and hold the emergency

lowering down button.

Result: The platform should lower.

Turn the key switch to platform control and restart the engine.

At the Platform Controls

Test Emergency Stop

Push in the platform red Emergency Stop button to the off position.

Result: No functions should operate.

Pull the red Emergency Stop button out to the on position.

Result: The LED indicator light should come on.

Test the Horn

Push the horn button.

Result: The horn should sound.

Test Up/Down Functions and Function Enable

Start the engine.

Do not hold the function enable switch on the control handle.

Slowly pull the control handle in the upwards direction, then push in the downwards direction.

Result: No functions should operate.

Press the lift function select button. The indicator light should turn on.

Press and hold the function enable switch on the control handle.

Slowly move the control handle in the upwards direction.

Result: The platform should raise.

Release the control handle.

Result: The platform should stop raising.

Press and hold the function enable switch. Slowly push the control handle in the downwards

direction.

Result: The platform should lower. The descent alarm should sound while the platform is

lowering.

•

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Mec 3369RT - A92.6 Operating instructions

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Model: 3369RT - A92.6

Category: Utility Vehicle

Type: Operating instructions

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