Retract HWH hydraulic jacks, slide-outs and steps.

Locate the HWH Power Unit.

Normally in a compartment or front of the vehicle. Extend the fron jacks with the manual buttons to help find the pump. If the pump does not run, contact the vehicle manufacturer for assistance.

Clean dirt away from Breather Cap and Remove.

Be sure dipstick is fully screwed in before removing to measure the oil level.

(Generally the oil level should be within 1" of the top of the reservoir tank.)