National Mower I-TRIM Owner's Manual - 9—Trouble Shooting
I-TRIM
®
29
9—TROUBLE SHOOTING
ENGINE WILL NOT START
1) The operator must be seated.
2) Deck control switch must be in the OFF position.
3) Traction pedal must be in center position (neutral).
Cycle pedel forward and back confirm centering.
4) Parking brake must be engaged.
Check all safety switches for conductivity. See
Electrical System diagram, Fig. 11, Page 48.
Replace switches if necessary.
Check fuel in tank
Check battery. Check charge level, charge or replace as
needed. Clean battery terminals if necessary.
Check electrical wiring and safety switch operation.
TRACTOR WILL NOT MOVE
Check that parking brake is not engaged.
Check the linkage from the traction pedal to the pump control
mechanism to ensure complete attachment of all linkages.
DECKS WILL NOT TURN
Check for debris jammed between the blade and
deck platform.
To avoid possible serious injury, before mak-
ing any adjustments or performing mainte-
nance, place all controls in neutral, fully lower
cutting units to the ground, turn ignition
switch to “OFF”, remove key and set parking
brake.
1.
MAKE WORK AREA SAFE:
Make sure personnel in the area are out of
harms way if the engine starts or the decks
run unexpectedly. Engage the vehicle
parking brake.
2. READ MANUAL:
Become familiar with wiring diagram and
the locations of the various electrical
components.
3. DISCONNECT HOUR METER BEFORE
REMOVING SIDE COVER:
It may be necessary to remove left side
cover, and hood to give access to battery,
ignition switch, circuit breaker, blade run
switch, circuit board and other electrical
components. It may also be necessary to
remove the front bumper cover to gain
access to the neutral pedal switches.
4. CHECK BATTERY:
Make sure battery is in good condition and
fully charged.
5. CHECK BATTERY CABLES:
Check battery cables for tightness at both
battery and engine.
6. CHECK GROUND STRAP:
Check ground strap for tightness and
condition.
7. DECK RUN SWITCH OFF:
Put deck run switch in the off position.
8. RESET CIRCUIT BREAKER:
The circuit breaker has a reset button.
Reset circuit breaker after checking for a
short or grounded wire downstream of the
circuit breaker.
9.1—ADVANCED TROUBLE SHOOT-
ING PROCEDURES
VEHICLE PREPARATION FOR DIAGNOSIS AND
COMPONENT IDENTIFICATION