Long Term Storage; Changing Hydraulic Oil - Holmatro PPU 15 Owner's Manual

7.5 Maintenance after every 100 operating hours
* Carry out all the activities described under maintenance after every 50 hours.
* Remove the drain plug at the bottom of the pump. Collect the oil in a container intended for the purpose.
Firmly replace the drain plug and fill the tank with approx. 2.4 quarts (2.3 liters) of Holmatro hydraulic
oil or equivalent. Check the level.
7.6 Five year maintenance and testing
* We advise you to have the unit checked and tested by your dealer certified by Holmatro after a maximum
of five years of use. Consult your dealer for further details.
7.7 Long-term storage
Carry out the following activities if the pump is not going to be used for 3 months or longer:
* Empty the fuel tank. Remaining gasoline will age and may result in difficult starting.
* Remove all gasoline from the carburetor. See Honda manual.
* Replace the engine oil. See procedure under maintenance after 20 hours.
* Clean the pump and re-tighten any screws that may have come loose.
* Clean the air filter. See Honda manual.
* Pull the starter cord until no more resistance is felt, release the cord and store the pump in that
condition.
* Store the pump in a dry, well-ventilated area. Use additional preservatives if the area is damp.
Also consult the instructions supplied by the engine manufacturer.

7.8 Changing hydraulic oil

* Remove the drain plug underneath the pump and drain the hydraulic oil into a
container intended for the purpose.
* Replace the drain plug. Refill the tank with hydraulic oil specified by Holmatro for use
with Holmatro rescue tools. Fill the tank until the oil reaches the center mark on the
sight glass.
* Cycle a tool with the pump to remove air from the system and check the level of the oil
in the sight glass. Add oil to bring the level up to the center mark on the sight glass.
NOTE: DO NOT OVERFILL.
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