Service - 35
Priming the Fuel System (Diesel Engines)
1. Remove the rear frame tunnel cover.
2.
Pull the primer bulb out of the frame far enough
to squeeze it.
3. Squeeze the primer bulb, repeating until the fuel
system is pressurized.
4. Start the engine. If the engine will not start, ad-
ditional squeezing of the primer bulb
may be
required to ensure that fuel is delivered to the
injector pump.
5. When the engine is running properly, turn off the
engine.
6. Place the primer bulb back inside the tunnel area.
7. Reinstall the tunnel cover.
CHECKING ALTERNATOR BELT
(V
ANGUARD ENGINES)
1.
AVOID PERSONAL INJURY!
Fingers or loose clothing can get caught in rotat-
ing parts. Stop engine, remove key and wait for
all moving parts to stop rotating before working
on the power unit.
Park power unit on a level surface.
2. Engage parking brake and shut off engine.
3. Remove ignition key from switch.
4. Allow engine to cool.
5. Open engine hood.
6. Check belt for excessive wear, cracks, or damage.
7. Check for proper tension. Apply 20 lbs. of pres-
sure to the belt between the alternator and the
water pump. The belt should defl ect 3/8” to 1/2”.
Adjust if belt is to tight or to loose.
ADJUSTING ALTERNATOR BELT TENSION
(V
ANGUARD ENGINES)
AVOID PERSONAL INJURY!
Fingers or loose clothing can get caught in rotat-
ing parts. Stop engine, remove key and wait for
all moving parts to stop rotating before working
on the power unit.
A
B
1. Loosen the adjustment bolt (A).
2. Loosen bottom alternator mounting bolt (B).
3. Adjust alternator in desired direction.
4. Tighten adjustment bolt (A).
5. Tighten alternator mounting bolt (B).
6. Recheck for proper tension. Apply 20 lbs. of pres-
sure to the belt between the alternator and the
water pump. The belt should defl ect 3/8” to 1/2”.
Adjust if necessary.
SERVICE
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