Service & Adjustments; Replace Fuses And Relays; Tracking And Neutral Adjustment - Gravely Pro-QXT Tractor 985910 Operator's Manual

SERVICE &
ADJUSTMENTS
WARNING: AVOID INJURY.
Read and understand the Safety
section before proceeding.

REPLACE FUSES AND RELAYS

See Figure 23.
IMPORTANT: To avoid damaging the circuit,
replace fuses and relays with fuses with the
same amperage rating. Determine the cause
of electrical failure and repair before
replacing failed components.
1. Remove two hex bolts and washers
retaining control panel and remove panel
from console.
2. Remove enclosure cover to access fuse
or relay.
3. Remove failed fuse or relay.
4. Determine the cause of fuse or relay
failure and repair condition.
5. Install new fuse or relay with one of same
rating.
1
3
4
5
1. Fuse Enclosure
2. Relay Enclosure
3. Harness Fuse (15-Amp)
4. Accessories Fuse (15-Amp)
5. OPC / Parking Brake Relay
6. Transaxle Clutch Relay
7. PTO Clutch Relay
Figure 23
2
6 7
EN - 20
TRACKING AND NEUTRAL
ADJUSTMENT
Check For Excessive Creep
WARNING: AVOID INJURY.
This check requires operating
the engine. Use extreme care to
avoid contact with moving parts
and hot surfaces. Be sure unit is
well supported and secure
before starting engine.
1. Operate engine for a minimum of 5
minutes to warm the hydraulic system.
2. Stop the engine and engage parking
brake.
3. Lift and securely support unit so both
drive wheels are off the ground. See Lift
Tractor Using Lift Point on page 15.
4. Remove wheels.
5. Ensure both bypass levers are in
operating position. See Move Unit
Manually on page 13.
6. Start engine, set throttle to full speed and
release parking brake.
7. Move the drive control grip forward and
backward 5 – 6 times and then return it to
neutral position.
8. Engage steering-lock lever.
9. Check hubs for rotation.
• If there is no or very slight rotation, stop
engine, reinstall wheels and lower unit
to ground.
• If there is excessive rotation, adjust the
transaxle linkage as directed below.
Adjust Transaxle Linkages
If hub has rotation after completing the
procedure to Check For Excessive Creep
(see above), adjust the transaxle linkages.
1. Stop engine, remove key and wait for all
moving parts to stop and for hot parts to
cool.
2. Ensure drive control grip is in neutral
position.
3. Engage steering-lock lever.
4. Lift and securely support unit so both
drive wheels are off the ground. See Lift
Tractor Using Lift Point on page 15.
5. Remove wheels.
6. Remove side access panel on the side of
the side of tractor that has transaxle
creep. Remove both panels if necessary.
7. Remove rear access panel on steering
frame assembly.