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140*213MM
3 - ENG
INSTRUCTION MANUAL Vertical Axial Pumps
VERTICAL AXIAL PUMPS
Do not let the pressure washer run
for more than two minutes in Bypass
Mode. Turn off the engine and relieve
the pressure in the gun during these
extended situations.
WARNING: To reduce the
possibility of contamination always
protect against backflow when
connected to a potable water system.
INSTALLATION
1. Install the shaft key into the key
way and apply a light coating of
anti-seize on the engine shaft and
key.
2. Align the two key ways and push
the pump completely onto the
engine.
3. Install all three (3) bolts and tighten
evenly. Torque to 11-13 ft-lbs.
HOW TO APPLY CHEMICALS/
CLEANING SOLVENTS
Applying chemicals or cleaning solvents
is a low pressure operation. NOTE: Use
only soaps and chemicals designed
for pressure washer use. Do not use
bleach.
To Apply Chemicals:
1. Ensure detergent siphon hose is
attached to barbed fitting location
near high pressure hose connection
of pump as shown.
2. Place other end of detergent siphon
hose with filter on it into container
holding chemical/cleaning solution.
NOTE: For every 7 gallons of water
pumped 1 gallon of chemical/
cleaning solution will be used.
3. Place the spray wand in the low
pressure or siphon setting.
4. After use of chemicals, place
detergent siphon hose into
container of clean water and draw
clean water through chemical
injection system to rinse system
thoroughly. If chemicals remain in
the pump, it could be damaged.
Pumps damaged due to chemical
residue will not be covered under
warranty.
NOTE: Chemicals and soaps will not
siphon if spray wand is not in the low
pressure/siphon setting.
MAINTENANCE
WARNING: Risk of burn hazard.
When performing maintenance, you
may be exposed to hot surfaces,
water pressure or moving parts that
can cause serious injury or death.
CLEAN THE WATER INLET FILTER
This screen filter should be checked
periodically and cleaned if necessary.
1. Remove filter by grasping end
and removing it from water inlet of
pump.
2. Clean filter by flushing it with water
on both sides.
3. Re-insert filter into water inlet of
pump. NOTE: Convex side faces
out.
NOTE: Do not operate the pressure
washer without filter properly installed.
STORAGE
The manufacturer recommends using
SIMPSON
®
/ POWERWASHER
®
Pump
Guard (part #80130) or equivalent
when storing the unit for more
than 30 days and/or when freezing
temperatures are expected. SIMPSON
®
/ POWERWASHER
®
Pump Guard is
environmentally friendly.
NOTE: Using pump guard helps provide
proper lubrication to the internal seals of
the pump regardless of temperature or
environment.
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