Multiquip C30HDZ Enginetroubleshooting, Sympton Possible Problem Solution, Unions a required

ENGINETROUBLESHOOTING

TABLE 6. ENGINE TROUBLESHOOTING (CONTINUED)

SYMPTON	POSSIBLE PROBLEM	SOLUTION
	Fuel tank empty?	Replace fuel filter.
	Fuel filter clogged?	Replace fuel filter.
Low engine power, output and	Fuel tank venting is inadequate?	Ensure that tank is adequately vented.
speed.
	Leaks at pipe unions?	Check threaded pipe unions tape and tighten
		unions a required.
	Engine oil level too full?	Correct engine oil level?
Low engine power output and	Air filter blocked?	Clean or replace air filter.
low speed, black exhaust
	Incorrect valve clearances?	Adjust valves per engine specification.
smoke.
	Insufficient coolant?	Replenish.
	Loose fan belt?	Adjust fan belt.
	Worn or oiled belt?	Replace belt.
	Inoperative thermostat?	Replace thermostat.
Overheating	Worn water pump?	Replace water pump.
	Clogged or leaky radiator?	Flush, repair or replace radiator.
	Faulty radiator filler cap?	Replace radiator cap.
	Air in cooling system?	Retighten each part of cooling system.
	Incorrect engine timing?	Adjust timing.
	Improper governor adjustment?	Adjust governor to the specified conditions.

For more detail troubleshooting methods, refer

NOTE to NISSANOperation and Maintenance manual

supplied with your pump.

PAGE 48 — MAYCO C30HDZ PUMP — OPERATION AND PARTS MANUAL — REV. #12 (04/03/12)