TB 1-9150-200-24
Table 2-3.
Turbine Engine Fuel Speciications -- Continued
Rotary Wing Aircraft1
Emergency Fuel2, 3
Engine
Alternate Fuel
Aircraft
Army Standard
Fuel
7
Unleaded gasoline Is covered by ASTM-D439. Hot end inspection required after emergency use.
8
All engine operating time using 100LL AVGAS shall be recorded on DA Form 2408-13 (Aircraft Inspection and
Maintenance Record) with the following statement entered In the remarks section.
"This Engine has been operated for ____________ hours on leaded gasoline (100LL AVGAS)."
9
Use of JP-5 and JP-8 fuels is limited to temperature above -25 F (-32 C) in the T63 engine.
10
ASTM-D910 (80/87, 100/130, 115/145) AVGAS (aviation gasoline) without Tricresyl Phosphate (TCP) is
authorized for use as an emergency fuel in the T63 engine with operation not to exceed 6 hours cumulative
time. Exceeding this limitation will require a return to the overhaul facility.
11
The UH-72A aircraft Fuel Speciication Chart does not separate Standard and Alternate Fuels
12
UH-72A contingency fuels shall be limited to 25 hours maximum time between overhaul, 1500 ft pressure
altitude (PA), and 30oF maximum fuel temperature.
13
A fuel mixture which contains over 10% leaded gasoline shall be recorded as leaded gasoline.
14
The use of emergency fuels shall be recorded in the FAULT/REMARKS column of DA Form 2408-13, (Aircraft
Maintenance and Inspection Record) noting the type of fuel, additives, and duration of operation.
15
The aircraft shall not be lown when emergency fuel has been used for a total cumulative time of 50 hours.
The engine manual also limits to 25 hours when TCPs in the fuel.
Table 2-3. Turbine Engine Fuel Speciications -- Continued
Fixed Wing Aircraft
Engine
Alternate Fuel
Emergency Fuel
Aircraft
Army Standard Fuel
ASTM-D910,4,5
PT6A
MIL-PRF-83133
MIL-PRF-5624
C-12/C/D/T
(JP-8)3 F-24
Any AVGAS4,5,6,7
(JP-4/JP-5) Jet A,
(Jet A+) Jet A-1
Jet B
PT6A-42
C-12/R/T3/F3
Same
Same
Same
PT6A-67
C-12V
Same
Same
Same
PT6A-41
RC-12D
Same
Same
Same
PT6A-41
RC-12G
Same
Same
Same
PT6A-41
RC-12H
Same
Same
Same
PT6A-67
RC-12K
Same
Same
Same
PT6A-67
RC-12N
Same
Same
Same
PT6A-67
RC-12P/Q
Same
Same
Same
PT6A-67
RC-12X
Same
Same
Same
Thielert 1.7L HFE
None Authorized
MQ-1C
Same
Same
Thielert 2.0L HFE
Notes:
1
Fuels having the same NATO Code number are interchangeable. Refer to Table 2-2 when determining
interchangeability.
2-12
