Troubleshooting - HUSTLER ATZ 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.
PROBABLE
SYMPTOMS
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 mis-
firing 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
Low engine oil pressure Low oil level
Oil diluted or too light
Failed oil pump
High oil consumption Numerous
604243

TROUBLESHOOTING

SUGGESTED
REMEDIES
Mower jerky when starting
or operates in one direc-
Place steering control
tion only
levers in park brake posi-
tion or re-adjust switch
Disengage clutch switch
Recharge or replace
Hydraulic system oper-
ates hot (oil in reservoir
Check the electrical con-
smells rancid)
nections
See engine manual
Fill tank or replace line (See
Mower creeps when
Fuel System section for
steering control levers are
more details)
in neutral
Open the fuel valve
Mower circles or veers in
one direction
Drain the tank and replace
the fuel with the proper type
Replace the fuel filter
Contact your dealer
Move the choke lever to
Mower creeps when park-
ON
ing brake engaged
See engine manual
See engine manual
There is abnormal vibra-
tion
Service air cleaner
See your dealer
See your dealer
Check level in reservoir
Have dealer check hydrau-
lic pump
See your dealer
Adjust linkage
Blades do not rotate
Close tow valve
Install a new traction drive
belt
Check filter and fittings
See engine manual
Add oil
Change oil and check for
source of contamination
Contact your dealer
Contact your dealer
5-1
PROBABLE
SYMPTOMS
CAUSES
Steering control linkage
needs adjustment
Pump or wheel motors
faulty
Tow valves not closed com-
pletely
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 pul-
ley or blade pulley is loose
The engine pulley is dam-
aged
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 engag-
ing
SUGGESTED
REMEDIES
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 mount-
ing bolts
Tighten the appropriate pul-
ley
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 C