White Outdoor LT-1850 Operator's Manual download pdf (Page 90)

100

Troubleshooting,Adjustment,&Service

MOWER BELT REPLACEMENT

Q o avoid damaging belts, DO NOT PRY

BELTS OVER PULLEYS.

44" & 50" PTO Belt Replacement

1. Park the tractor on a smooth, level surface such as a

concrete floor. Disengage the PTO, turn off the

engine and lock the parking brake. Remove the key.

Remove the mower or place in the lowest cutting

position.

2. Move the idler arm (A, Figure 53) to relieve belt ten-

sion. Drop the belt from the PTO (electric clutch) pul-

ley.

IMPORTANT: Note the position of all belt guides relative

to the belt and pulleys before loosening,

3. Loosen the nut and Iockwasher securing the idler pul-

ley belt guide (C, Figure 53).

4. See Figure 54. Remove three capscrews securing

left-hand arbor cover (D).

5. Remove the old belt and replace with a new one.

Make sure the belt is seated in the pulley grooves.

6. See Figure 53. Position the idler pulley belt stop (C)

in its original position so that there is a 1/8" (3mm)

gap between the pulley and belt stop.

7. See Figure 54. Reinstall the left-hand arbor cover

(D). Reinstall the mower deck if removed.

8. Run the mower under a no-load condition for about 5

minutes.

54" PTO Belt Replacement

1. Park the tractor on a smooth, level surface such as a

concrete floor. Disengage the PTO, turn off the

engine and lock the parking brake. Remove the key.

2. Move the idler arm (A, Figure 53) to relieve belt ten-

sion. Drop the belt from the PTO (electric clutch) pul-

ley.

3. Remove the old belt and replace with a new one.

Make sure the V-side of belt runs in the pulley

grooves.

4. Install the drive belt on the PTO pulley. Move the

idler arm and install the belt on the idler pulley.

5. Run the mower under no-load condition for about 5

minutes.

FRONT

Figure 53. Mower Belt Routing

A. Idler Pulley Arm C. Belt Guide (44" & 50")

B. PTO Clutch Pulley D. Arbor Drive Pulley

Figure 54. Mower Deck - 44" & 50" Mowers

A. Capscrew

B. Right-hand Arbor Cover

C. Spring

D. Left-hand Arbor Cover

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White Outdoor LT-1850 Operator's Manual Page 90

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