Operation (Continued)
5. Disconnect the spark plug wire and
remove the spark plug.
6. Pour 1/2 oz. of engine oil into the
spark plug hole.
rope on the engine when the spark plug is
removed unless the spark plug hole is
covered. Fuel vapor from the hole can
ignite by a spark.
7. Place a rag over the spark plug hole
and slowly pull the starter rope several
times to distribute the oil.
WINTERIZING INSTRUCTIONS
1. Follow and complete the Long Term
Storage Instructions above.
2. Disconnect the spark plug wire.
3. Disconnect the high pressure hose
from the pump.
Maintenance
Observe regular maintenance intervals to
ensure maximum performance and life
from the pressure washer. Refer to the
schedule for recommended maintenance.
If you operate the pressure washer in
dusty conditions, perform maintenance
checks more often.
ENGINE OIL CHANGING INSTRUCTIONS
engine or equipment to drain oil, drain
fuel from the fuel tank.
NOTE: Change oil while the engine is cool.
1. Disconnect the spark plug wire from
the spark plug.
2. Locate and remove the engine oil
drain plug (See Figure 15).
4. Insert a 12 in. to 14 in. piece of
garden hose into the pump inlet.
5. Place a funnel in the other end of the
garden hose.
Never pull
the starter
manufacturer's instructions for safe
handling and disposal of RV antifreeze.
6. Pour approximately 6 oz. of RV
antifreeze into the funnel.
7. Pull the starter rope several times until
the RV antifreeze comes out of the
pump outlet.
8. Disconnect the high pressure hose
from the gun and drain the hose. Hold
the gun and lance in a vertical position
and squeeze the trigger to drain the
water out.
3. Drain old oil.
4. Replace the drain plug and set the
unit upright.
5. Refill the unit with new oil of a
recommended type and quantity. Fill
the unit to the bottom edge of the oil
fill neck.
Before
tipping the
Oil Drain
Figure 15 - Oil drain and fill locations
MX5223, MX5333, and MX5433
TIPS FOR EXTENDING THE LIFE OF
YOUR PRESSURE WASHER
1. Never operate the unit without water.
2. Your pressure washer is not meant to
Read the
3. Running the unit for more than one
PUMP OIL CHECKING/ CHANGING
INSTRUCTIONS
Please refer to provided CAT Pump
Speification page provided with your
Pressure Washer for details.
Oil Fill
9
pump hot water. Never connect your
pressure washer to a hot water supply
as it will significantly reduce the life of
the pump.
minute without spraying water causes
heat to build up in the pump.
Running the unit without spraying
water can damage pump components.
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