MD Helicopters 369E, Rotorcraft Flight Manual

Page: 55 / 264

Limitations
CSP − E − 1 ROTORCRAFT FLIGHT MANUAL
MD 500E
(Model 369E)
Revision 14
2 − 9
FAA Approved
2 − 9. ELECTRICAL SYSTEM LIMITATIONS
Generator limits:
Maximum continuous: 85 amps
85 to 150 amps: 10 minutes
>150 amps: 2 minute limit prior to takeoff during battery recharging cycle
only.
Battery limits:
Flight following a battery overtemperature of 160
°
F (71
°
C) or above is pro-
hibited until the battery has been inspected.
2 − 10. STARTER LIMITATIONS
If ignition is not attained:
1 minute on, 1 minute off;
1 minute on, 23 minutes off;
2 − 11. FUEL SYSTEM LIMITATIONS
Fuel Specifications:
For additional information on fuels, refer to the appropriate Rolls Royce Opera-
tion and Maintenance Manual.
Primary
Jet A (ASTM D−1655); Jet A−1 (ASTM D−1655); Jet B (ASTM−D−1655)
JP−1 conforming to ASTM D−1655, Jet A or Jet A−1
JP−4 (MIL−DTL−5624); JP−5 (MIL−DTL−5624); JP−8 (MIL−DTL−83133)
Arctic Diesel Fuel DF−A conforming to ASTM D−1655,
Jet A or Jet A−1
Diesel No. 1 conforming to ASTM D−1655, Jet A or Jet A−1
Peoples Republic of China RP−3.
Alternate
AVGAS/JetA, A−1, JP−5 or JP−8 mixture may be used at ambient tem-
peratures of 4
°
C and below.
Refer to Rolls Royce Operation and Maintenance Manual for AVGAS
mix, cold weather fuel and blending instructions.
Emergency
Aviation Gasoline MIL−G−5572 (ASTM D 910).
MIL − G − 5572
aviation gasolines containing Tri − Cresyl − Phosphate
(TCP) additives shall not be used. Use of MIL − G − 5572E gasolines is
limited to a maximum of 6 hours of operation per engine overhaul
period and operation within safe conditions. (Ref. Figure 2 − 4).
When using alternate fuel mixtures or emergency fuels, the start
pump should remain on until the engine is shutdown. (Ref.
Figure 2 − 4).
CAUTION
CAUTION