TM 1-1520-238-T-7
10–250
10–100. AUXILIARY FUEL SYSTEM – MAINTENANCE OPERATIONAL CHECK (cont)
10–100
WARNING
Make sure helicopter safety procedures are accomplished. Observe all
safety precaution during troubleshooting or maintenance procedures.
Failure to do so could result in death or serious injury.
Jet engine fuel is explosive, flammable, and toxic to skin, eyes, and
respiratory tract. Work in a well-ventilated area away from open flames.
Wear protective clothing. If fuel comes in contact with eyes or skin, flush
with water and get medical aid.
Do not allow sparks or flame near helicopter when servicing or
performing maintenance on fuel system.
Make sure helicopter is grounded.
1. With one person in pilot station and assistant positioned to check edge-lights in CPG station, complete the
maintenance operational check as follows:
Task
Result
a. On pilot instrument panel, check that FUEL
quantity indicator (fig. 10–87) edge-lights
are lighted.
If pilot FUEL quantity indicator edge-lights are not
lighted, refer to TM 1-1520-238-T-5 to troubleshoot
engine instruments.
M70-102
AFT VERTICAL
DISPLAY
TOTAL
DIGITAL
READOUT
FWD VERTICAL
DISPLAY
Figure 10–87.
Pilot FUEL Quantity Indicator
