CSP-HE/HS-1
ROTORCRAFT FLIGHT MANUAL
Handling, Servicing,
and Maintenance
MD 500
(Models 369HE/HS/HM
)
Revision 6
7-10
Specification
Manufacturer
Material
One−Way Lock Continued
Specification
Material
Manufacturer
MIL-PRF-6083
Brayco Micronic 783
Castrol Industrial North Amer−
ica Inc.
Royco
783
Royal Lubricants Company,
Inc.
Hydraunycoil FH−6
NYCO, S.A.
7. Battery (NiCad)
− Capacity: As required
MS36300
Distilled Water
Any acceptable source
Footnotes:
(1)
Oils approved for use in main transmission and tail rotor transmission are synthet−
ic lubrication oils that have a certified Ryder Gear Value in excess of 2500 pounds
per inch.
(2)
Not a preferred lubricant for transmissions. Use MIL−PRF−7808 lubricating oil in
transmission only when other oils are not available.
(3)
For Model 250 Series engine oil change requirements and restrictions on mixing of
oils, refer to Rolls−Royce Operation and Maintenance Manual.
DO NOT
use Mobil SHC 626 oil in 250 Series engines.
WARNING:
Only discretionary mixing of oils within an oil series is permitted without a
time penalty. Use of mixed oils from different series in an engine is limited to
five hours total running time during one overhaul period. Adequate mainte−
nance records must be maintained to ensure that the five hour limit is not ex−
ceeded. Failure to comply with oil mixing restrictions can result in engine fail−
ure.
