Toro Deck Belt Service Kit, LX420 Lawn Tractor Installation guide

Brand: Toro

Model: Deck Belt Service Kit, LX420 Lawn Tractor

Type: Installation guide

Form No. 3356-157 Rev A

Deck Belt Service Kit

For LX420 Tractors

Model No. 112-5880

Installation Instructions

Installation

Loose Parts

Use the chart below to verify that all parts have been shipped.

Step

Description

Qty.

Use

Belt

Belt keeper

Flange locknut

Install the new belt keeper and belt.

Important: R ead and under stand these instr uctions bef or e perf or ming the pr ocedur es

described. If y ou ar e not a trained and experienced ser vice and r epair technician, contact an

Authoriz ed Ser vice Dealer .

Note: Sa v e these instr uctions and refer to them when ordering re placement par ts .

Note: Deter mine the left and right sides of the mac hine from the operating position.

Step

Preparing for Service

No Parts Required

Procedure

1. Mo v e the tractor to lev el g round.

2. Shut off the engine , w ait for all mo ving par ts

to stop , and remo v e the ignition k ey .

3. Diseng ag e the PTO (blade) and set the parking

brak e .

4. Lo w er the dec k to its lo w est position.

8111 Lyndale Avenue South

Bloomington, MN 55420

Printed in the USA.

Step

Removing the Mower Deck

No Parts Required

Procedure

1. R emo v e the engine pulley belt k ee per retaining

screw from under the left side of the dec k

( Figure 1 ).

Figure 1

1. Belt keeper

Note: T he other end of the belt k ee per sets

in a hole in the right side of the frame .

Note: T ak e note of the hole the rod is in

before remo ving the belt k ee per .

2. R emo v e the belt k ee per from around the

engine pulley ( Figure 1 ).

3. Inser t a 3/8-inc h dri v e break er bar into the

3/8-inc h square hole of the idler brac k et,

reliev e the tension in the dec k dri v e belt, and

w ork the belt off the engine pulley ( Figure 2 ).

Figure 2

1. Idler bracket

4. R emo v e the hair pin clip from the PTO cable

end ﬁtting ( Figure 3 ).

Figure 3

1. Hairpin clip 2. Cable end tting

5. Slip the cable ﬁtting out from the cable brac k et

on the dec k.

6. Unhook the PTO cable spring from the idler

brac k et ( Figure 3 ).

7. R elease the 2 J-pins that connect the lift links

to the rear hang er brac k ets on the dec k.

8. Slide the dec k forw ard and unhook the front

hang er rod from the forw ard hang er brac k et

on the dec k.

9. Slide the dec k out from under the tractor .

Step

Installing the New Belt

Keeper and Belt

Parts needed for this step:

Belt

Belt keeper

Flange locknut

Procedure

1. Locate the screw and spacer -style belt k ee per

on the tensioning idler brac k et ( Figure 4 ).

Figure 4

1. Hairpin clip 2. Screw and spacer

2. Use a 3/8-inc h soc k et and ratc het to remo v e

and discard the screw and spacer ( Figure 4 ).

3. Use a 1/2-inc h soc k et and ratc het to remo v e

both belt co v ers from the left and right

spindles .

4. R emo v e the old belt and install the new belt.

Note: Ensure that the belt is cor rectly routed.

5. R e place the belt co v ers .

6. Use the 9/16-inc h soc k et and rac het and a

9/16-inc h bo x wrenc h to remo v e the screw ,

w asher , and n ut that secure the tensioning idler

pulley .

7. R etain the screw and the w asher .

8. Install the new belt k ee per onto the pulley

( Figure 5 ).

Figure 5

1. New belt keeper

9. Discard the loc kn ut.

10. T he ring end of the new belt k ee per g oes

betw een the screw hex head and the w asher

( Figure 5 ).

Note: T he end of the belt k ee per sets in the

threaded hole v acated b y the screw and spacer

remo v ed in ste p 1 . Ensure that the new belt is

betw een the pulley and belt k ee per ( Figure 5 ).

11. Secure the idler pulley using the new ﬂang e

loc kn ut and tighten it securely .

12. T o install the dec k, rev erse the ste ps in

R emo ving the Mo w er Dec k.

Toro Deck Belt Service Kit, LX420 Lawn Tractor Installation guide

Toro Deck Belt Service Kit, LX420 Lawn Tractor Installation guide

Toro Deck Belt Service Kit, LX420 Lawn Tractor Installation guide

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