Simpson MSVK2723 Instruction Manual page 17

NOzzLE CLEANING (FIG. 12)
If the nozzle becomes clogged with foreign materials, such as dirt, excessive
pressure may develop. If the nozzle becomes partially clogged or restricted, the
pump pressure will pulsate. Clean the nozzle immediately using the nozzle kit
supplied and the following instructions:
1. Shut off the pressure washer and turn off the water supply.
2. Pull trigger on gun handle to relieve any water pressure.
3. Disconnect the spray wand from the gun.
4. Remove the high pressure nozzle (K) from the spray wand.
Remove any obstructions with the nozzle cleaning tool
provided and backflush with clean water.
5. Direct water supply (N) into nozzle to backflush loosened
particles for 30 seconds.
6. Reassemble the nozzle to the wand.
7. Reconnect spray wand to gun and turn on water supply.
8. Start pressure washer and place spray wand into high
pressure setting to test.
CLEAN THE WATER INLET FILTER (FIG. 8)
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.
Re-insert filter into water inlet of pump. NOTE: Convex side faces out.
3.
NOTE: Do not operate the pressure washer without filter properly installed.
ENGINE
Consult the Engine Owner's Manual for manufacturer's recommendations for
storage.
pUMp
The manufacturer recommends using SIMPSON
Guard or equivalent when storing the unit for more than 30 days and/or when
freezing temperatures are expected. SIMPSON
is environmentally friendly.
NOTE: Using pump guard helps provide proper lubrication to the internal seals of
the pump regardless of temperature or environment.
NOTICE: Risk of property damage. Use only SIMPSON
Pump Guard or equivalent. Other products could be corrosive and/or contain alco-
hol which may cause pump damage.
1. Turn off pressure washer and disconnect hoses from pump.
2. Unscrew bottle valve from Pump Guard bottle and remove seal.
3. Screw bottle valve back onto bottle.
4. Attach bottle to water inlet of pump.
5. Squeeze bottle to inject contents into pump.
STORAGE
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/ POWERWASHER
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17 - ENG
12
N
/ POWERWASHER
Pump Guard
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/ POWERWASHER
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k
k
Pump
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