McCulloch 7096180B02, 966989901 manual Trouble Shooting, Fault, Cause Analysis, Corrective Action

TROUBLE SHOOTING

Fault	Cause Analysis	Corrective Action
	• Pressure washer not plugged in.	• Plug in pressure washer.
	• Circuit breaker has tripped or	• Reset breaker or replace fuse.
When switch "I" the machine	fuse is blown.
will not sart working	• "RESET" button on FGCI not	• Push "RESET" button.
	pushed.
	• The pump is stuck.	• Turn the motor manually.
	• Insufficient water supply.	• Turn the motor manually.
	• Adjusting valve seal is worn out.	• Min inlet water pressure 20L/min.
	• Water inlet is clogged.	• Check and /or replace new valve seal.
	• Pump sucking air from	• Clean the water inlet filter.
Low water pressure or no	connections or hoses.	• Check that connections and locking ring
water pressure		are well tightened.
	• Leakage on water outlet.	• wrench the water connector again. If
		necessary, change a new outlet hose.
	• High pressure hose too long.	• Use pressure hose less than 30 meters.
	• Valve o-ring worn out.	• change new o-ring.
	• The valves are dirty or blocked.	• check, clean or replace new valve.
	• Seal worn out.	• Change water seal.
	• chemical filter is placed properly	• make sure the chemical filter is placed
	in chemical.	lower than chemical.
Chemical injection system	• chemical filter is clogged.	• clean fliter.
not working
	• chemical too thick.	• delute chemical with water.
	• chemical stocked in nozzle head.	• clean the nozzle or replace new parts.
	• connect not connected well.	• wrench the connector & make it connected
		tightly.
water leakage in pressure	• water seal worn out.	• Change water seal.
pump
	• pump housing and/or other parts	• change parts.
	broken.
	• Nozzle being clogged.	• check the nozzles.
	• Pump sucking air.	• Check that connections are airtight.
unstable pressure	• Valves dirty, worn out or stuck.	• Clean or replace.
	• Sealing worn out.	• Check and replace.
	• Using an extension cord over 40	• Do NOT use extension cords over 40 feet.
	feet.
When you turn the switch	• Pump is stuck due to dirt, mineral	• Unplug unit. If temperature is below
ON, the engine buzzes, but	build up, or ice.	freezing do not use. Thaw in a warm area.
it does not start.
	• Net voltage is lower than the
	minimum suggested voltage.	• Check the electric installation is suitable.

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