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21
TROUBLE SHOOTING
Engine will not start
Possible Cause
Suggested Fix
No or low fuel in the fuel tank
Fill fuel tank
No or low oil in sump
Fill oil sump
Fuel/Engine lever is OFF
Turn fuel/engine lever ON
Choke is set to RUN
Slide choke to START
Unit does not reach high pressure
Diameter of garden hose is too small
Replace with a 12mm garden hose
Water supply is restricted
Check garden hose for kinks, leaks and blockage
Water inlet filter is clogged
Open water source to full force
Black detergent nozzle is attached
Remove detergent nozzle and attach a high pressure nozzle
Not enough inlet water supply
Check garden hose for kinks, leaks and blockage
Output pressure varies high and low
Pump is sucking air
Check garden hose for kinks, leaks or blockage.
Check whether hoses and fittings are air tight
Water inlet filter is clogged
Turn off machine and purge pump by squeezing trigger gun
until a steady flow of water emerges through the nozzle
Discharge nozzle is obstructed
Remove filter and rinse out in warm water
Calcified gun, hose or spray wand
Blow out or remove debris with a fine needle. Run
distilled vinegar through detergent suction tube
No detergent
Detergent suction tube not properly
connected to the machine
Check connection
Detergent is too thick
Dilute detergent
Garden hose connection leaks
Filter on detergent suction tube is clogged
Run warm water through filter to remove debris
Damaged or clogged detergent suction tube
Remove obstruction or replace detergent suction tube
Spray wand leaks
A high pressure nozzle is attached
Replace with black detergent nozzle
Discharge nozzle is obstructed
Blow out or remove debris with fine needle
Pump is noisy
Loose fittings
Tighten fittings. Insert new washer.
Ensure spray wand is tight onto the gun
Spray wand not properly attached
Tighten the spray wand onto the gun. Turn the wand
collar clockwise onto the gun threads until tight
Water leaks from pump
Pump is sucking air
Check whether hoses and fittings air tight. Turn off machine
and purge pump by squeezing trigger gun until a steady
flow of water emerges through nozzle
Loose fittings
Check that all fittings are tight
Oil Drop
Oil seals are damaged or worn
Call service centre
