Item
Number
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5
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8
9
10
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12
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TM 10-4320-344-10
Table 2-1.
Description of Model 609-A Control Panel.
(Continued)
Description
MODE SWITCH
ENGINE SWITCH
ELECTRIC SPEED
CONTROL
MANUAL THROTTLE
PRESSURE REGULATOR
SWITCH
FUEL RACK Handle
ENGINE COOLANT
TEMPERATURE Gauge
ENGINE AMMETER
ENGINE LUBE OIL
PRESSURE Gauge
ENGINE
TACHOMETER/HOURMETER
Function
Used to control engine operating mode.
Set to MANUAL
THROTTLE for manual mode.
Set to PRESSURE REGULATOR
(NORMAL) for other modes.
Used to start engine.
Set to START, RUN, or OFF
positions.
Used to control engine speed in electric manual mode.
Range is IDLE to HIGH.
Used to control engine speed in manual mode.
Used to control electric speed governor.
Regulates
suction/discharge pressure and engine speed in
electric automatic mode.
Set at START, ELECTRIC
(electric manual mode), or AUTOMATIC (electric
automatic mode) .
Used to control flow of fuel to governor in manual
mode.
Shows engine temperature.
Range is 130° Fahrenheit
(F) to 250° F and 40° Celsius (C) to 120° C.
Shows rate of electric output by alternator.
Range is
-60 to +60 amperes (amp).
Shows engine oil pressure.
Range is 0 to 75 psi and 0
to 5 kilopascals (kPa) X 100.
Tachometer shows engine revolutions per minute (rpm) .
Range is 0 to 40 (X 100) rpm.
Hourmeter shows amount
of time engine has been operated.
Displays hours,
tenths of an hour, and hundredths of an hour.
2-3
