Transmission Drive Belt Replacement - Ferris 5900631 Operator's Manual

Troubleshooting, Adjustment & Service
3. Measure the coil length of the mower belt tension
spring (A, Figure 22). The measurement should
equal 6-1/4" (15,9). If the measurement doesn't
equal 6-1/4" (15,9), adjust the mower belt idler
tensioner spring length.
Adjusting the Mower Belt Idler Tensioner Spring
Length (S/N: 2015249869 & Above)
1. Loosen the jam nut (C, Figure 22).
2. Turn the adjustment nut (D) until 6-1/4" (15,9) is
achieved.
3. Retighten the jam nut.
TRANSMISSION DRIVE BELT
REPLACEMENT
To avoid damaging belts, DO NOT
PRY BELTS OVER PULLEYS.
1. Park the tractor 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 mower deck drive belt. See MOWER
BELT REPLACEMENT section.
3. Remove the clutch anchor bolts (B, Figure 23) that
fasten the clutch anchor pad (C) to the anchor.
4. Unplug the PTO clutch from the wire harness.
5. Push the idler arm forward and remove the belt
tension spring from the spring anchor bolt (F).
WARNING
STORED ENERGY DEVICE: Improper release
of the belt tension spring can result in personal
injury.
Use extreme caution when removing this
spring.
6. Drop the belt (I) from the crankshaft pulley and
around the PTO clutch (A).
7. Remove the old belt and replace with a new one.
Make sure the V-side of the belt runs in the pulley
grooves.
8. Reinstall the belt tension spring onto the anchor
bolt.
9. Plug the PTO clutch into the wire harness.
10. Reinstall the clutch anchor pad and hardware (C
& B). Tighten securely.
11. Reinstall the deck drive belt. See MOWER BELT
REPLACEMENT sections.
32
J
I
G
H
Figure 23. Transmission Drive Belt
A. PTO Clutch and Crankshaft Pulley
B. Anchor Bolts
C. Clutch Anchor Pad
D. Stationary Idler Pulley
E. Belt Tension Spring
F. Spring Anchor Bolt
G. Spring-loaded Idler Pulley
H. Idler Arm
I. Belt
J. Pump Drive Pulley
A
B
C
D
FRONT
E
F
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