32
33
TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
SOLUTION
Pump fails to produce
pressure or pressure is
inconsistent
Water supply is restricted
Inspect garden hose for kinksor leaks. Make sure you are using a large
enough garden hose (min. ¾ inch diameter)
Water not turned on full power
Open water source all the way
Nozzle is clogged
Clean nozzle
Spray gun leaks
Check spray connection or replace spray gun
Air in line
Squeeze trigger handle to remove air
Water supply is over 100°F
Use cool water supply
Pump is faulty
Contact ParkerBrand
Be
fore s
tar
ting w
ork
Aft
er f
ini
shing w
ork or d
aily
M
ont
hly / 2
0 hour
s
Ev
er
y s
ea
son / 5
0 hour
s
6 mont
hs / 100 hour
s
If problem
If d
am
age
d
As re
quire
d
Change engine oil
X
Check and clean water inlet screen
X
Check high pressure hose
X
Check and clean detergent siphoning tube
X
Check spray gun for leaks
X
Clean debris
X
Check engine oil level
X
Clean air filter
X
Check muffler and spark arrester
X
Service or Replace spark plug
X
X
X
MAINTENANCE SCHEDULE
