REVISED: 10 MAR 2015
8-7
ENGINE OIL
Recommended maximum oil quantity is nine quarts and
minimum quantity for takeoff is seven quarts as indicated
on the oil dipstick.
The oil and filter should be changed at least every 50 hours
or four months, whichever occurs first. If no oil filter is
installed, change oil every 25 hours. Check alternator drive
belt condition and tension and fan shaft bearing condition
at each oil change.
To change oil:
1. Ground run or fly helicopter to obtain normal
operating temperature.
2. Remove engine side cowls and open quick drain on
bottom of sump to drain oil into suitable container.
3. Cut safety wire from oil suction-screen cap located
on centerline at accessory (magneto) end of sump.
4. Remove, inspect, clean, and reinstall oil suction
screen. Re-safety cap.
5. Cut safety wire (if installed) from oil filter and break
loose using wrench or loosen pressure-screen
housing bolts.
6. Place suitable container below and inboard of
magneto to catch oil retained in filter or screen
housing and remove filter or screen housing slowly
to allow oil to drain into container. Do not allow oil
to drain on magneto housing.
7. Cut filter open to inspect, or inspect and clean
pressure screen.
8. Install new filter per instructions printed on filter.
Use only Champion CH48108, CH48108-1, Tempest
AA48112, or Robinson B123-1 or -2 filter with
Robinson filter adapter or use Champion CH48103
or CH48103-1 filter with early-style filter installation.
Safety wire is not required on filter. If no filter is
installed, re-install pressure screen and housing.
Torque pressure-screen housing bolts to 96 in.-lb.
ROBINSON
MODEL R44
SECTION 8
HANDLING AND MAINTENANCE
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