Troubleshooting The Mower - Snapper GT600 Operator's Manual

Tractor Troubleshooting Cont.
Brake will not hold.
Tractor steers hard or
handles poorly.

TROUBLESHOOTING THE MOWER

PROBLEM
Mower will not raise.
Mower cut is uneven.
Mower cut is rough looking.
Engine stalls easily with
mower engaged.
Excessive mower vibration.
Excessive belt wear or breakage.
Mower drive belt slips
or fails to drive.
Troubleshooting, Adjustment, & Service
1. Brake is incorrectly adjusted.
2. Internal brake worn.
1. Hydraulic system filter clogged.
2. Improper tire inflation.
CAUSE
1. Lift linkage not properly attached
or damaged.
2. Dirt in hydraulic lines.
1. Mower not leveled properly.
2. Tractor tires not inflated
equally or properly.
3. Cutting with attachment lift
in raised position.
1. Engine speed too slow.
2. Ground speed too fast.
3. Blades are dull.
4. Mower drive belt slipping
because it is oily or worn.
5. Check PTO (Electric Clutch)
Adjustment.
6. Blades not properly fastened
to arbors.
1. Engine speed too slow.
2. Ground speed too fast.
3. Mower choked with grass.
4. Cutting height set too low.
5. Discharge chute jamming
with cut grass.
6. Engine not up to operating
temperature.
7. Starting mower in tall grass.
1. Blade mounting screws
are loose.
2. Mower blades, arbors,
or pulleys are bent.
3. Mower blades are out
of balance.
4. Mower choked with grass.
1. Bent or rough pulleys.
2. Using incorrect belt.
3. Excessive debris under cover.
1. Idler pulley spring broken or not
properly attached.
2. Excessive debris under covers.
3. Mower drive belt broken.
37
See Brake Adjustment.
See your dealer.
Replace filter.
Check and correct.
REMEDY
Attach or repair.
Change hydraulic system filter.
See Mower Adjustment.
See Maintenance Section.
Lower attachment lift.
Set to full throttle.
Slow down.
Sharpen or replace blades.
See Mower Blade Service.
Clean or replace belt as necessary.
See Adjustments Section.
See Servicing the Mower Blades.
Set to full throttle.
Slow down.
Clean out mower deck.
Cut tall grass at maximum cutting
height during first pass.
Cut grass with discharge pointing toward
previously cut area.
Run engine for several minutes to warm-up.
Start the mower in a cleared area.
Tighten to 45-55 ft.lbs. (61-75 N.m.).
Check and replace as necessary.
Remove, sharpen, and balance blades.
See Servicing the Mower Blades.
Clean out mower deck.
Repair or replace.
Replace with correct belt.
Remove covers and clean out mower deck.
Repair or replace as needed.
Clean out mower deck.
Replace drive belt.