375527_0406
SYMPTOMS PROBABLE CAUSES SUGGESTED REMEDIES
Starting motor Control handle not in park Place control handle in park
does not crank brake position or switch not brake position or re-adjust
adjusted switch
Mower clutch switch engaged Disengage clutch switch
Weak or dead battery Recharge or replace
For additional causes See engine manual
Engine cranks but No fuel or line Fill tank or replace
does not start plugged line
Numerous See engine manual
Engine: Numerous See engine manual
Runs with continuous
misfiring or engine runs
unevenly or erratically
Loss of power or Restrictions in air cleaner Service air cleaner
system will not operate
in either direction Hydraulic line blockage See your dealer
Internal interference or See your dealer
leakage in wheel motor
Insufficient hydraulic Check level in reservoir
oil supply
Have dealer check
hydraulic pump
Poor compression See your dealer
Steering linkage Adjust linkage
needs adjustment
Air in system Check filter & fittings
For additional causes See engine manual
Low oil pressure Low oil level Add oil
Oil diluted or too light Change oil and check for
source of contamination
Failed oil pump See your dealer
High oil consumption Numerous See your dealer
Tractor jerky when starting Steering control linkage Adjust linkage
or needs adjustment
operates in one direction
only Pump or wheel motors See your dealer
faulty
Tow valves not closed Close tow valves
completely
Hydraulic system operates Low hydraulic oil level Fill reservoir
hot (oil in reservoir
smells rancid) Hydraulic pump faulty See your dealer
Hydraulic oil cooler clogged Clean oil cooler core
Tractor creeps when Steering linkage needs Adjust linkage
steering control levers adjustment
are in neutral
Tractor circles or veers Steering linkage needs Adjust linkage
in one direction adjustment
Wheel motors faulty See your dealer
Hydraulic pump faulty See your dealer
Tractor creeps when Steering linkage out of Adjust steering linkage
parking brake engaged adjustment
Brakes need adjustment Adjust parking brakes
TROUBLESHOOTING
The majority of operating problems that occur with a system can be traced to improper adjustments or delayed service. A
consistently applied preventative maintenance program, as outlined in the maintenance section of this manual, will prevent
many problems. The following chart is designed to help you locate a problem by suggesting probable causes and the
recommended solutions.
6-1
SYMPTOMS PROBABLE CAUSES SUGGESTED REMEDIES
Leaks in system Replace/tighten hoses
and connections
Coolant level low Add coolant
Radiator screen clogged Clean screen
Radiator core clogged Clean radiator core
Thermostat sticking or See engine manual
inoperative
Heat light malfunction See your dealer
For additional causes See engine manual
Air intake screen or Clean screen and fins
cleaning fins clogged
For additional causes See engine manual
Liquid Cooled Engine
Overheating:
Temperature light glows
Frequent refilling of
radiator required
Coolant appears rusty
Air Cooled Engine
Overheating: