Engine Oil Level Check; Engine Oil Change - Westinghouse WPX3400 User Manual

MAINTENANCE

ENGINE OIL LEVEL CHECK

Avoid skin contact with engine oil. Wear protective
clothing and equipment. Wash all exposed skin with
soap and water.
Always use the specified engine oil. Failure to use the
specified engine oil can cause accelerated wear and/or
shorten the life of the engine.
When using the pressure washer under extreme, dirty,
dusty conditions or in extremely hot weather, change the
oil more frequently.
Ambient air temperature will affect engine oil performance.
Change the type of engine oil used based on weather
conditions.
Recommended Engine Oil Type
5W-30
°F -20 0 20
°C -28.9 -17.8 -6.7
Ambient temperature
Check the engine oil level before each use.
1. Place the pressure washer on a level surface and allow
the engine to cool for several minutes.
2. With a damp rag, clean around the oil dipstick.
Note: There is an oil dipstick/filler neck on both sides of
the unit. Either can be used to check or add oil.
3. Remove the oil dipstick and wipe the dipstick clean.
16 | Westinghouse Outdoor Power Equipment, LLC
CAUTION
NOTICE
10W-30
10W-40
5W-30 Synthetic
40 60 80 100
4.4 15.6 26.7 37.8
4. Screw the dipstick fully into the oil filler neck. Remove
the dipstick and verify that the oil level is within safe
operating range.
5. If low, add recommended engine oil incrementally and
recheck until the level is between the L and H marks on
the dipstick. DO NOT overfill. If over the full mark (H)
on the dipstick, drain the oil to reduce the oil level to the
full mark.
6. Replace the oil dipstick and hand-tighten.

ENGINE OIL CHANGE

When using the pressure washer under extreme, dirty,
dusty conditions or in extremely hot weather, change the
oil more frequently. Change the oil while the engine is still
warm from operation.
1. Place the pressure washer on a level surface and allow
the engine to cool for several minutes.
2. With a damp rag, clean around the oil dipstick. Remove
120
the dipstick and wipe clean.
48.9
3. Place an oil pan (or suitable container) under the oil
drain bolt.
4. Using a 10mm wrench, remove the oil drain bolt and
allow the oil the to drain.
Drain plug
5. Install the oil drain bolt and tighten securely.
6. Slowly pour oil into the oil filler neck until oil the level
is between the L and H marks on the dipstick. Stop
frequently to check the oil level. DO NOT overfill.
Maximum oil capacity: 20 Oz. (0.6 Liter)
7. Install the oil dipstick and hand-tighten.
Safe Operating Range
Oil pan