Electrical Service; Replace Mower Belts - Gravely Pro-Turn Z52 Operator's Manual

6. Check wheel hubs for rotation.
• If there is only slight rotation, stop
engine, reinstall wheels, return unit to
operating position and advance to
Adjust Parking Brake Lever on page 32.
• If there is excessive rotation, repeat
steps 1 – 6.
IMPORTANT: Torque wheel lug nuts to
81.3 N•m – 122.0 N•m (60 lb-ft – 90 lb-ft).

ELECTRICAL SERVICE

See Figure 33.
Replace Fuse
NOTICE: To avoid damaging the circuit,
replace fuses with fuses of the same
amperage rating. Determine the cause of
electrical failure and repair before replacing
failed electrical components.
1. Place unit in service position. See
Service Position on page 19.
2. Remove defective fuse.
3. Determine cause of fuse failure and
repair condition.
4. Install new fuse.
Replace Relay
NOTICE: Relays are interchangeable. Use
only quality replacement parts. See Service
Parts on page 20.
1. Place unit in service position. See
Service Position on page 19.
2. Remove defective relay.
3. Determine cause of relay failure and
repair condition.
4. Install new relay.
Figure 33

REPLACE MOWER BELTS

CAUTION: Damage or worn
belts may result in injury and / or
damage to the unit. Check belts
for excessive wear or cracks of-
ten.
Remove PTO Belt
1. Place unit in service position. See
Service Position on page 19.
2. Position mower deck at lowest cutting
height.
3. Remove hardware securing belt covers to
deck and remove belt covers. See
Figure 34.
CAUTION: Use care when
releasing idler spring tension.
Keep body parts away from
idlers when performing this
operation.
See Figure 35.
4. Slowly remove spring hook from anchor
bolt to release tension from belt idler.
5. Remove PTO belt.
EN - 28
Figure 34