TROUBLESHOOTING

PROBLEM

POSSIBLE CAUSE

SOLUTION

 

 

 

LOW OPERATING

Faulty pressure gauge

Install new gauge.

PRESSURE

 

 

Insufficient water supply

Use larger supply hose; clean filter at water

 

 

 

inlet.

 

 

 

 

Old, worn or incorrect spray nozzle

Match nozzle number to machine and/or

 

 

replace with new nozzle.

 

 

 

 

Belt slippage

Tighten or replace; use correct belt.

 

 

 

 

Plumbing or hose leak

Check plumbing system for leaks. Retape

 

 

leaks with teflon tape.

 

 

 

 

Faulty or misadjusted unloader valve

Adjust unloader for proper pressure. Install

 

 

repair kit when needed.

 

 

 

 

Worn packing in pump

Install new packing kit.

 

 

 

 

Fouled or dirty inlet or discharge

Clean inlet and discharge valves.

 

valves in pump

 

 

 

 

 

Worn inlet or discharge valves

Replace with valve kit.

 

 

 

 

Obstruction in spray nozzle

Remove obstruction.

 

 

 

 

Leaking pressure control valve

Rebuild or replace as needed.

 

 

 

 

Slow engine RPM

Set engine speed at proper specifications.

 

 

 

 

Pump sucking air

Check water supply and possibility of air

 

 

seepage.

 

 

 

 

Valves sticking

Check and clean or replace if necessary.

 

 

 

 

Unloader valve seat faulty

Check and replace if necessary.

 

 

 

BURNER WILL NOT

Little or no fuel

Fill tank with fuel.

LIGHT

 

 

Improper fuel or water in fuel

Drain fuel tank and fill with proper fuel.

 

 

 

 

 

Clogged fuel line

Clean or replace.

 

 

 

 

Plugged fuel filter

Replace as needed.

 

 

 

 

Misadjusted burner air bands

Readjust air bands for clean burn.

 

 

 

 

Little or no fuel pressure from fuel

Increase fuel pressure to specification and/or

 

pump

replace fuel pump. Test with pressure gauge.

 

 

 

 

Faulty burner transformer

Test transformer for proper arc between

 

 

contacts. Replace as needed.

 

 

 

(continued on next

Disconnected or short in electrical

All wire contacts should be clean and tight.

page)

wiring

No breaks in wire.

 

 

 

SHARK SSG • 97-6134 • REV. 7/05a

PRESSURE WASHER Troubleshooting Guide

15

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Image 15
Shark SSG-503027E, SSG-503027G, SSG-503537E, SSG-503537G, SSG-603537E, SSG-603537G manual Troubleshooting, Pressure