Replace The Temporary Pump Oil Dipstick; Check Pump Oil Level - Benchmark BW4400 Mode D'emploi

6. Replace either filter if it is damaged.
NOTE
Running the engine without the air filter will quickly degrade the engine
Always inspect air filter before using the pressure washer. Check and
clean the air filter according to the maintenance schedule.

3.2 REPLACE THE TEMPORARY PUMP OIL DIPSTICK

Your pressure washer ships with a red non-vented oil fill plug. Before starting the
pump replace the red non-vented dipstick with the included vented oil fill plug.

3.3 CHECK PUMP OIL LEVEL

Wing Nut
1. Loosen the pump oil dipstick located on top of the pump.
2. To accurately read the oil level insert the dipstick into the hole without
Air Filter
threading it in. Ensure the reading is between the minimum and maximum fill
Housing
lines.
Foam Air
3. Replace pump oil dipstick and tighten.
Filter
Paper Air
Filter
8
BW SERIES