Benchmark BW4400, User Manual, Page: 24 / 110

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2. Purge the air from the pump by releasing the safety and squeezing the
trigger of the spray gun until a steady stream flows out.
3. Turn the fuel valve to the OPEN position.
4. Slide the choke lever to the START position.
5. Move the throttle position to full throttle (Rabbit).
6. Turn the engine power switch to the ON position.
7. Pull the recoil starter slowly until resistance is felt, then pull rapidly. Squeeze
the gun trigger and release the pressure after every failed attempt to start
the pressure washer.
8. Let engine run for several seconds and then slide the choke lever towards
the RUN position as the engine warms up until the choke is fully in the RUN
position.
Note
DO NOT let the pump run for more than 2 minutes without depressing the
trigger. Heat quickly builds in the pump which may damage components
and may void the warranty.