Gravely 917003 - Troubleshooting

GB - 20
TROUBLESHOOTING
PROBLEM PROBABLE CAUSE CORRECTION
Engine will not
start.
1. Engine switch in
Off position.
1. Move switch to On position (see Engine
Switch on page 11).
2. Fuel shut-off valve
in Off position.
2. Move valve to On position (see Fuel Shut-
Off Valve on page 11).
3. Fuel tank empty. 3. Fill fuel tank with fuel (see Fill Engine Fuel
Tank on page 9).
4. Spark plug
disconnected.
4. Connect spark plug.
5. Faulty spark plug. 5. Replace spark plug.
6. Choke lever in
wrong position.
6. Adjust choke lever position (see Choke
Control Lever on page 11).
7. Faulty engine. 7. See your Gravely Dealer.
Engine
overheats.
1. Debris
accumulated on
engine and
cooling fins.
1. Clean debris from engine and cooling fins.
Cylinder does
not extend or
retract when
control lever is
moved.
1. Low hydraulic oil
level.
1. Refill hydraulic oil to proper level (see
Checking Hydraulic Oil Level on page 18).
2. Kinked or pinched
hydraulic lines.
2. Repair or replace damaged hydraulic lines.
3. Hydraulic drive
coupling broken.
3. Replace hydraulic drive coupling (see
MAINTENANCE SCHEDULE on page 17).
4. Faulty hydraulic
pump.
4. See your Gravely Dealer.
5. Faulty control
valve.
5. See your Gravely Dealer.
Excessive
vibration or noise
from hydraulic
drive coupling.
1. Worn or damaged
drive coupling.
1. Replace hydraulic drive coupling (see
MAINTENANCE SCHEDULE on page 17)
Erratic
movement of
cylinder.
1. Air in hydraulic
system.
1. Purge air from hydraulic system (see Purge
Air From Hydraulic System on page 19).
Control lever
sticks.
1. Debris in control
lever linkage.
1. Clean and lubricate linkage.
2. Dented rear cap
on control lever
valve assembly.
2. See your Gravely Dealer.