S-Cam CS1000.22 manual Troubleshooting, Common problems and solutions, Malfunction, Cause, Remedy

Troubleshooting

Despite the complexity of your jetter, a number of common complaints stem from relatively simple problems. With guidance, the user can identify and remedy many common problems.

Always disconnect the power supply before attempting to service any equipment.

Common problems and solutions

Malfunction	Cause
Unit runs but no water dis-	-Water supply not turned on
charges	-Plugged nozzle on discharge
	-Shut off valve is malfunctioning
Low nozzle pressure	-Plugged spray nozzle
	-Inlet screen is plugged
	-Insufficient water supply
	-Unloader valve stuck open
	-Plugged inlet or discharge hose
	-Use of additional lengths of hose
Surging pressure or drop in	-Partially plugged spray nozzle
pressure	-Worn nozzle
	-Soap (low pressure tip installed)
	-Restricted or leaking inlet hose, filter
	-Cavitation (inadequate water supply)
	-Worn pump packings
	-Fouled inlet or discharge valves
	-Broken valve spring
	-Worn or restricted unloader valve
Pressure at pump but low dis-	-Restricted discharger
charge pressure
Chemical injector not working	-Soap nozzle (low pressure tip) not installed
properly	-Injector valve not turned on
	-Discharge hose too long
	-Clogged injector pick up hose
	-Clogged injector
Water leaks from pump mani-	-Worn plungers or packings
fold
Unloader does not bypass	-All valves fouled
	-Unloader valve seat fouled
Unloader cycles when gun is	-Leak in trigger or discharge line
shut off
Water in crankcase	-High humidity or direct water spray
	-Worn seals

Remedy

-Turn on water supply

-Remove, clean, or replace nozzle -Remove, repair, or replace valve

-Remove and clean or replace nozzle -Remove and clean or replace filter -Secure adequate water supply -Disassemble and clean, repair, or replace -Flush or replace hoses

-Reduce discharge hose length

-Remove and clean or replace nozzle -Remove and replace nozzle -Remove and install one of the nozzles

-Check inlet hose, filter; clean or replace -Secure adequate water supply -Inspect and replace worn packings -Inspect and clean or replace valves -Inspect and replace valve spring -Inspect, repair, or replace unloader

-Check for discharge obstructions in injector, gun, hose, valve, wand, and unloader.

-Install nozzle with large hole

-Turn on injector by turning fitting on injector

-Reduce hose length or reposition injector to within 40’ of trigger gun

-Remove, clean, and replace

-Disassemble, clean, and reassemble

-Inspect and replace

-Inspect, clean or replace

-Inspect, clean or replace Unloader assly.

-Inspect, repair or replace leaking fittings

-Reduce oil change intervals -Replace seals