TM 1-1520-238-T-5
8–56
8–10.
ENGINE INSTRUMENTS – MAINTENANCE OPERATIONAL CHECK (cont)
8–10
Task
Result
z. On pilot VDU (fig. 8–38), set
OFF/TEST/PLT/CPG switch to PLT.
If symbology does not appear on pilot VDU, refer to
TM 11-1520-238-23-2.
M68-068
VDU DISPLAY
HIGH ACTION DISPLAY
PILOT STATION
PILOT VDU
Figure 8–38.
Pilot VDU
aa. Start engines 1 and 2 (TM 1-1520-238-CL).
Check that engine instrument indications are
visible on pilot and CPG NG RPM%, TGT,
ENG–RTR RPM%, TORQUE (fig. 8–33),
ENG OIL indicator (fig. 8–34), and CPG
SDD panel (fig. 8–35).
If pilot and CPG ENG OIL indicator does not indicate
engine 1 oil pressure, go to paragraph 8–66.
If pilot and CPG ENG OIL indicator does not indicate
engine 2 oil pressure, go to paragraph 8–67.
If CPG SDD panel does not indicate engine 1 or
engine 2 oil pressure, go to paragraph 8–69.
If pilot and CPG TORQUE indicators do not indicate
engine 1 torque, go to paragraph 8–68.
If pilot TORQUE indicator does not indicate engine 1
torque, go to paragraph 8–70.
