Northern Lights M1064A, Operator'S Manual

Page: 34 / 57

OM2-2 1/17
32
If you cannot correct problems with these procedures, see your Lugger or Northern Lights dealer.
Crankcase oil too heavy:
• Fill with oil of appropriate viscosity.
Loose or corroded connections:
• Clean and tighten loose connections.
a
Starter and Hour Meter Function but rest of
Electrical System Does Not Function
Blown fuse on magnetic switch.
• Replace fuse.
a
Entire Electrical System Does Not Function
Check DC circuit breaker:
• If breaker is tripped, reset it.
Faulty connection:
• Clean and tighten battery and harness plug
connections.
Sulfated or worn out batteries:
• Check specific gravity and electrolyte level of
each battery cell.
ENGINE
a
Engine Hard to Start or Will Not Start
Engine starting under load.
• Disengage PTO if applicable.
Improper starting procedure:
• See starting section of this manual. Take
special note of Bypass Switch operation.
No fuel:
• Check level of fuel in fuel tank.
Low battery output:
• Check electrolyte level and condition.
Excessive resistance in starting circuit:
• Clean and tighten all battery connections.
Crankcase oil too heavy:
• Use oil of proper viscosity.
Improper type of fuel:
• Consult fuel supplier and use proper type of
fuel for operating condition.
Water, dirt or air in fuel system:
• Drain, flush, fill and bleed system.
Clogged primary fuel filter element:
• Clean or replace filter element.
Clogged secondary fuel filter element:
• Replace filter element.
Dirty or faulty injection nozzles:
• Have your dealer check injection nozzles.
Electronic Fuel System problem (if equipped):
• See your dealer.
Injection pump not getting fuel or air in fuel system.
• Check fuel flow at supply pump or bleed fuel
system.
DC ELECTRICAL SYSTEM
a
Battery Will Not Charge
Loose or corroded connections:
• Clean and tighten battery connections.
Sulfated or worn out batteries:
• Check specific gravity of each battery cell.
• Check electrolyte level of each battery cell.
Loose or defective alternator belt:
• Adjust belt tension.
• Replace belt.
a
Undercharged Electrical System
Excessive electrical load from added accessories:
• Take off accessories or install higher output
alternator.
Engine idling excessively.
• Increase the engine RPM when there is a
heavy electrical load.
Poor electrical connections on battery, ground strap,
starter, or alternator.
• Inspect connections and clean if necessary.
Defective battery.
• Test battery.
Battery charging rate too high.
• Test charging system.
a
Starter Inoperative
PTO engaged.
• Disengage PTO.
Check DC circuit breaker:
• If the breaker is tripped, reset it.
Faulty start circuit relay.
• See dealer.
Blown main system fuse.
• Replace fuse.
Loose or corroded connections:
• Clean and tighten loose battery and harness
plug connection.
Low battery output:
• Check specific gravity of each battery cell.
• Check electrolyte level of each battery cell.
Defective electrical system ground wire:
• Repair or replace.
a
Starter Cranks Slowly
Low battery output:
• Battery is too small.
• Battery cables are too small.
Check specific gravity of each battery cell:
• Replace battery if necessary.
Check electrolyte level of each battery cell:
• If low, fill cells with distilled water.
Troubleshooting