Use and Care Guide

29
TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE SOLUTION
Engine fails to
start
No fuel in tank Fill tank
Spark plug shorted or fouled Replace spark plug
Spark plug is broken (cracked
porcelain or electrodes broken)
Replace spark plug
Ignition lead wire shorted,
broken, or disconnected from
spark plug
Replace lead wire or attach to spark plug
Ignition inoperative 
Engine switch in off position Set engine switch to ON position.
Engine hard to
start
Water in gasoline 
Weak spark at spark plug 
Engine lacks
power
 
Choke in close position Pull choke to open position.
Detergent fails to
mix with spray
 
Detergent tank is empty Add detergent to detergent tank
Pump doesn’t
produce pressure
 
Inadequate water supply 
Trigger handle or spray wand
leaks
Check connections and / or replace trigger
handle or spray wand
 
Air in line

air from line
Hose is leaking Replace hose
Kink in hose Eliminate kinks in hose
Choke in ON (START) position Move choke to OFF (RUN) position
Pump is faulty 
Machine doesn’t
reach high
pressure
Diameter of garden hose is too
small
Replace with 3/4 in. garden hose
Water supply is restricted
Check garden hose for kinks, leaks, and
blockages
Not enough inlet water Open water source full force
 