Troubleshooting - HUSTLER super 104 Service 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 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
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
117364

TROUBLESHOOTING

SUGGESTED
CAUSES REMEDIES
Place steering control
levers in park brake posi-
tion or re-adjust switch
Disengage clutch switch
Recharge or replace
Check the electrical con-
nections
See engine manual
Fill tank or replace line (See
Fuel System section for
more details)
Open the fuel valve
Drain the tank and replace
the fuel with the proper type
Replace the fuel filter
Contact your dealer
Move the choke lever to
ON
See engine manual
See engine manual
Service air cleaner
See your dealer
See your dealer
Check level in reservoir
Have dealer check hydrau-
lic pump
See your dealer
Adjust linkage
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
SYMPTOMS
Mower jerky when starting
or operates in one direc-
tion only
Hydraulic system oper-
ates hot (oil in reservoir
smells rancid)
Mower creeps when
steering control levers are
in neutral
Mower circles or veers in
one direction
Mower creeps when park-
ing brake engaged
There is abnormal vibra-
tion
Blades do not rotate
9-1
PROBABLE SUGGESTED
CAUSES REMEDIES
Steering control linkage Adjust linkage
needs adjustment
Pump or wheel motors Contact your dealer
faulty
Tow valves not closed com- Close tow valves
pletely
Low hydraulic oil level Fill reservoir
Hydraulic pump faulty Contact your dealer
Hydraulic oil heat Clean oil heat exchanger
exchanger clogged core
Steering linkage needs Adjust linkage
adjustment
Steering linkage needs Adjust linkage
adjustment
Wheel motors faulty Contact your dealer
Tires improperly inflated Adjust air pressure to drive
tires 15 - 20 psi (103 - 138
KPa). Front tires 20 - 25 psi
(138 - 172 KPa)
Hydraulic pump faulty Contact your dealer
Steering linkage out of Adjust steering linkage
adjustment
Brakes need adjustment Adjust parking brakes
The engine mounting bolts Tighten the engine mount-
are loose ing bolts
The engine pulley, idler pul- Tighten the appropriate pul-
ley or blade pulley is loose ley
The engine pulley is dam- Contact your dealer
aged
The cutting blade(s) is/are Install new cutting blade(s)
bent or unbalanced
A blade mounting bolt is Tighten the blade mounting
loose bolt
Spindle bearing is worn or Replace or tighten spindle
loose bearing
A blade spindle is bent Contact your dealer
The deck drive belt is worn, Install a new deck drive belt
loose or broken
The deck drive belt is off Install the deck drive belt
the pulley and check for a reason
Electric clutch is not engag- Check and/or replace 10
ing amp fuse.
Contact your dealer
REV B