TM 9-2350-287-20-1
2-19. TROUBLESHOOTING CHART (continued).
g. GAGES (continued).
(9) TACHOMETER FAILS TO OPERATE WHEN
ENGINE IS RUNNING.
Initial Setup:
Tools/Test Equipment:
Engine shut OFF (refer to TM 9-2350-287-10).
General mechanics tool kit (Item 24,
Portable instrument panel removed refer to
Appendix 1)
(para 7-6).
Air intake grille open (refer to TM 9-2350-287-10).
Personnel Required: Two
Equipment Conditions:
Left and right transmission access doors
(refer to TM 9-2350-287-10).
NOTE
Instead of using multi meter
for voltage
check, STE/lCE
troubleshooting,
INDIVIDUAL
BATTERY VOLTAGE TEST-TEST
89 maybe performed.
Instead of using multi meter
for continuity check, STE/lCE
troubleshooting, TEST 91 may
be performed.
A. 1. Place drivers portable instrument panel in
outside location (refer to TM 9-2350-287-
10).
2. Remove six screws and cover from drivers
instrument panel.
3. Pull fuel shutoff out and hold it so that
engine will not start (refer to TM 9-2350-287-
10).
4. Turn MASTER switch ON (refer to TM 9-
2350-287-1O).
5. Crank engine (refer to TM 9-2350-287-
10).
6. Observe tachometer flexible drive shaft
for rotation.
Does tachometer flexible drive shaft rotate?
Continued on next page
2-128