MOONEY INTERNATIONAL CORPORATION
M20V SERVICE AND MAINTENANCE MANUAL
Page
Date
24
MAR 2017
Rev Date
LUBRICATION SYMBOL LEGEND
SYMBOL MIL. SPEC. NO. DESCRIPTION
MIL- L- 7870 Low Temperature Oil (General Purpose)
MIL- G- 81322
Mobil SHC 100
Grease (Wheel Bearing) or
Mobil Aviation Grease (Wheel Bearing) (Synthetic)
MIL- L- 3545 Grease (High Temperature)
MIL- H- 5606 Hydraulic Fluid (Red)
#
- Graphite & MIL- G- 3278 Grease or MIL- G- 23827
õ
- Powdered Graphite
-
Teflon Spray (Tri - Flow) or
LPS Magnum (Lubricant) (Alternate) or Equivalent
- Aeroshell #22
Ç
- Stick Lubricant (Door Ease or Equivalent)
-
Aeroshell Grease NO. 7
(On jackscrew and inside Actuator Bearing Housing)
@
-
Lubriplate 630AA (10% by Volume Molybdenum Disulfide
Mixture Permissible)
è
- Seal Dressing
û
- Inspect
ñ
(MIL- T- 27730)
Tape, Tetrafluoroethylene
Permacel Tape Corp.,
New Brunswick, NJ
- TCM Spec. MHS- 24( )
Oil Specifications
Oil Specification or Oil Grade (First 25 Engine Hours) - Non dispersant mineral oil conforming to SAE J1966 shall be
used during the first 25 hours of flight operations. However, if the engine is flown less than once a week, a straight
mineral oil with corrosion preventative MIL- C- 6529 for the first 25 hours is recommended.
Oil Specification or Oil Grade (After 25 Engine Hours) - Teledyne Continental Motors Specification MHS- 24. An
ashless dispersant oil shall be used after 25 hours.
Viscosity Requirements
Oil Grades Recommended for Various Average Air Temperature Ranges
Below 40
o
F(4
o
C) SAE 30, 10W30, 15W50 or 20W50......................
Above 40
o
F(4
o
C) SAE 50, 15W50 or 20W50.....................
Total Oil Capacity 8 Qts. (7.57 liters)............................
Oil Filter Full Flow.....................................
-NOTE-
The first time the airplane is filled with oil, additional oil is required for the filter, oil cooler and propeller
dome. This oil is not drainable on subsequent oil changes. Added oil is mixed with a few quarts of older
oil in the system.
5-20-09
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