Loading ...
Loading ...
Loading ...
Kärcher TRS-SSG • Operators • 9.801-330.0-K
PRESSURE WASHER Troubleshooting Guide
24
PRESSURE WASHER TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE SOLUTION
LOW
OPERATING
PRESSURE
Faulty pressure gauge Install new gauge.
Insuffi cient water supply Use larger supply hose; clean fi lter 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 tefl on 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
valves in pump
Clean inlet and discharge valves.
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 specifi cations.
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 LIGHT
Little or no fuel Fill tank with fuel.
Improper fuel or water in fuel Drain fuel tank and fi ll with proper fuel.
Clogged fuel line Clean or replace.
Plugged fuel fi lter Replace as needed.
Misadjusted burner air bands Readjust air bands for clean burn.
Little or no fuel pressure from fuel
pump
Increase fuel pressure to specifi cation and/or
replace fuel pump. Test with pressure gauge.
Faulty burner transformer Test transformer for proper arc
between contacts. Replace as needed.
(continued on next
page)
Disconnected or short in electrical
wiring
All wire contacts should be clean and tight.
No breaks in wire
Loading ...
Loading ...
Loading ...