TM 9-2540-207-14&P
2.6
FUEL INLET CONNECTION
Remove the plastic fuel inlet plug and apply Teflon Tape (Appendix C, Item 12) or Loctite PST 592 (Appendix C, Item 5)
to the fuel supply line connector threads.
CAUTION
Do NOT apply thread sealant to the threads on the Heater's fuel inlet connection.
Screw the vehicle fuel supply line into the short fuel inlet connection (1/8-27 PTF SAE J475). The fuel supply pressure
must be between 3 PSI (minimum) and 15 PSI (maximum). The fuel type used must be suitable for operating at the
expected ambient seasonal temperatures (Ref. Table 2-1).
Fuel Type
Nominal Temperature Range
DL-1 (Winter Diesel)
-40F to +104F (-40C to +40C)
DL-2 (Summer Diesel)
+40F to +104F (4C to +40C)
DF-A (Arctic Diesel)
-55F to +104F (-48C to +40C)
JP-8
-53F to +104F (-47C to +40C)
JET A1
-52F to +104F (-46C to +40C)
Kerosene
-55F to +104F (-48C to +40C)
Table 2-1. Fuel Type Nominal Temperature Ranges
2-4
