Table 9-1.--A/M27T-5 Main Control Panel Controls and Indicators
FIG. 9-5
INDEX NO.
CONTROL/INDICATOR
FUNCTION
1
Panel light (DSI)
Provides main control panel lighting. Illuminates if ignition
switch S1 is set to IGNITION ON.
2
AMMETER (MI-1)
Indicates charging condition of batteries B1 and B2. When
discharging, indicates negative. When charging, indicates
positive (-60 to +60 amp scale).
3
COLD WEATHER STARTING
Facilitates cold weather diesel engine starting. Handle pulling
AID handle
action is transmitted by sheathed cable to cold weather starting
aid 6 cc valve lever. Ether is injected into diesel engine air inlet
housing when handle is pushed back in.
4
START switch (S6)
When pressed, initiates diesel engine start sequence, if ignition
switch S1 is set to IGNITION ON.
5
Diesel engine OIL PRESSURE
Indicates diesel engine oil pressure (0 to 100 psi scale, 54 to 58
gauge
psi nominal from 2000 to 2500 rpm).
6
Fuse (F2)
Protects electrical circuits.
7
Illuminates when hydraulic fluid temperature increases to trip
FLUID TEMP WARNING
setting (160F) of fluid temperature thermo switch S5.
LIGHT (DS7)
8
TACHOMETER/HOURMETER
TACHOMETER indicates diesel engine rpm (0 to 3500 rpm).
HOURMETER (0.01 to 9999 hours) counts diesel engine
revolutions in terms of time [indicates 0.1 hour (6 minutes) per
12318 revolutions].
9
EMERGENCY STOP handle
Used for emergency diesel engine shutdown. Handle pulling
action is transmitted by sheathed cable to diesel engine air inlet
housing shutdown valve lever.
10
Used for normal diesel engine shutdown. Handle pulling
PULL TO STOP/ENGINE STOP
handle
action is transmitted by sheathed cable to diesel engine variable
speed closed linkage mechanical governor stop lever.
11
THROTTLE control handle
Handle pulling action is transmitted by sheathed cable to diesel
engine variable speed closed linkage mechanical governor
throttle lever.
12
Panel light (DS2)
Provides main control panel lighting. Illuminates if ignition
switch S1 is set to IGNITION ON.
13
EMERGENCY STOP RESET
Used to open diesel engine air inlet housing shutdown valve
handle
after diesel engine emergency shutdown. Handle pulling
action is transmitted by sheathed cable to valve lever.
9-7
