Troubleshooting - HUSTLER Z Diesel Operator's Manual

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.
SYMPTOMS PROBABLE CAUSES
Starting motor does not Steering control levers not
crank in park brake position or
switch not adjusted
Deck clutch switch
engaged
Weak or dead battery
Electrical connections are
corroded or loose
For additional causes
The engine will not start, No fuel or line plugged
starts hard or fails to
keep running
Fuel valve is turned off
There is incorrect fuel in
the fuel system
There is dirt in the fuel filter
Dirt, water or stale fuel in
the fuel system
The choke is not on
Numerous
Engine: Numerous
Runs with continuous
misfiring or engine runs
unevenly or erratically
Loss of power or system Restrictions in air cleaner
will not operate in either
direction
Hydraulic line blockage
Internal interference or
leakage in wheel motor
Insufficient hydraulic oil
supply
Poor compression
Steering linkage needs
adjustment
Tow valve open
The traction drive belt is
worn, loose or broken
Air in system
For additional causes
Liquid cooled or Diesel Leaks in system
engines overheating:
Temperature light glows
Coolant level low
Frequent refilling of
radiator required
Radiator screen clogged
Coolant appears rusty
Thermostat stickling or
inoperative
Audible alarm
Heat light malfunction
603695

TROUBLESHOOTING

SUGGESTED
REMEDIES
Low engine oil pressure
Place steering control
levers in park brake
position or re-adjust switch
Disengage clutch switch
High oil consumption
Recharge or replace
Mower jerky when
Check the electrical
starting or operates in
connections
one direction only
See engine manual
Fill tank or replace line
(See Fuel System section
for more details)
Hydraulic system
Open the fuel valve
operates hot (oil in
reservoir smells rancid)
Drain the tank and replace
the fuel with the proper
type
Replace the fuel filter
Mower creeps when
steering control levers are
Contact your dealer
in neutral
Mower circles or veers in
Move the choke lever to ON
one direction
See engine manual
See engine manual
Service air cleaner
Mower creeps when
parking brake engaged
See your dealer
See your dealer
There is abnormal
vibration
Check level in reservoir
Have dealer check
hydraulic pump
See your dealer
Adjust linkage
Close tow valve
Install a new traction drive
belt
Check filter and fittings
See engine manual
Replace/tighten hoses and Blades do not rotate
connections
Add coolant
Clean screen
See engine manual
Contact your dealer
5-1
SYMPTOMS PROBABLE CAUSES
Low oil level
Oil diluted or too light
Failed oil pump
Numerous
Steering control linkage
needs adjustment
Pump or wheel motors
faulty
Tow valves not closed
completely
Low hydraulic oil level
Hydraulic pump faulty
Hydraulic oil heat
exchanger clogged
Steering linkage needs
adjustment
Steering linkage needs
adjustment
Wheel motors faulty
Tires improperly inflated
Hydraulic pump faulty
Steering linkage out of
adjustment
Brakes need adjustment
The engine mounting bolts
are loose
The engine pulley, idler
pulley or blade pulley is
loose
The engine pulley is
damaged
The cutting blade(s) is/are
bent or unbalanced
A blade mounting bolt is
loose
Spindle bearing is worn or
loose
A blade spindle is bent
The deck drive belt is worn,
loose or broken
The deck drive belt is off
the pulley
Electric clutch is not
engaging
SUGGESTED
REMEDIES
Add oil
Change oil and check for
source of contamination
Contact your dealer
Contact your dealer
Adjust linkage
Contact your dealer
Close tow valves
Fill reservoir
Contact your dealer
Clean oil heat exchanger
core
Adjust linkage
Adjust linkage
Contact your dealer
Adjust air pressure to 8 - 12
psi (55 - 83 KPa)
Contact your dealer
Adjust steering linkage
Adjust parking brakes
Tighten the engine
mounting bolts
Tighten the appropriate
pulley
Contact your dealer
Install new cutting blade(s)
Tighten the blade
mounting bolt
Replace or tighten spindle
bearing
Contact your dealer
Install a new deck drive
belt
Install the deck drive belt
and check for a reason
Check and/or replace 10
amp fuse.
Contact your dealer
REV J