MAINTENANCE

 

 

HYDRAULIC PUMP DRIVE BELT

 

 

 

 

B

REPLACEMENT

 

 

 

 

1. Park the rider on a smooth, level surface such as a concrete floor. Disengage the PTO, engage the parking brake, turn off the engine, and remove the ignition key.

2. Remove the PTO drive belt (see MOWER BELT

 

 

G

REPLACEMENT for removal instructions).

 

 

 

 

H

3. Loosen the nut towards the front of the machine on

E

 

the spring anchor hook (H, Figure 39) to release

 

F

 

the majority of the belt tension. Use caution and

 

D

 

 

remove the nut to completely release the tension.

 

 

 

 

 

4. Remove the old belt and replace it with the new

 

 

 

one. Make sure the V-side of the belt runs in the

 

 

 

grooves of the crankshaft pulley and pump pulleys

C

C

(B & C).

 

 

 

 

5. Reinstall the anchor hook (H) into the anchor tab

 

 

A

and loosely fasten the nut. Adjust the spring until

 

 

 

a measurement of 7-3/4” (19,7cm) is achieved

 

Figure 39. Hydraulic Pump Drive Belt

from the outside of the spring hooks. Tighten nut.

 

Replacement

6. Reinstall the PTO drive belt.

 

 

(Shown from Bel w)

 

 

A. Pump Dr ve Belt

 

 

 

 

 

 

B. Crankshaft Pulley

 

 

 

C. Pump Pulley

 

 

 

D. Idler Pulley (s ationary)

 

 

 

E. Idler Plley

 

Not

for

 

 

 

F. Idler Arm

 

 

G. Spring

 

 

 

H. Spring Anchor Hook

 

 

 

 

 

Reproduction

38

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