NOMENCLATURE
FUNCTION/INDICATION
NORMAL
OPERATING RANGE
1. Outlet air temp.
Indicates outlet air temperature
As desired
2. Clutch indicator light
Light ON indicates clutch engaged
ON-OFF
1 - 4.5 psig
3. Outlet air pressure
Indicates outlet air pressure
4. Compressor suction
Indicates compressor suction
48 - 65 psig
pressure
Indicates compressor head pressure
100 - 365 psig
5. Compressor discharge
pressure
6. Panel light switch
Illuminates control panel
ON-OFF
7. Fuel level gauge
Indicates fuel level in large tank
FULL to EMPTY
8. Fuel warning light
Indicates large fuel tank is empty;
ON-OFF
small fuel tank is low
Approx 180F (82C)
Indicates engine coolant temperature
9. Engine coolant tem-
perature
10. Starter switch
Rotates engine to start
Momentary ON
(Refer to tachometer)
11. Throttle
Controls engine speed (rpm)
500 rpm (Idle)
12. Tachometer and oper-
Indicates engine speed (rpm) and
2000 rpm (Normal)
sting-time meter
elapsed operating time
ON-OFF
13. Fuel shutoff
Cuts off fuel supply to engine
30 - 60 psig
14. Oil pressure gauge
Indicates engine oil pressure
Variable
15. Voltmeter
Indicates operation of alternator and
battery condition
As desired
16. Selector switch
Selects operating modes
Move up to stop unit
17. Emergency stop switch
Stops unit in emergency situations
without allowing for engine cooling or
(Not on units with
refrigeration pump down
HKQ serial numbers)
Figure 3-10.-A/M32C-17 control functions and ranges.
a 440-volt ac, three-phase, 60-cycle,
on heavy-duty cushion tread tires. Two swivel
shock-absorbing wheels incorporate parking
30-horsepower electric motor, which is an integral
brakes that are applied or released by a single
part of the compressor.
manual control lever located at the front of the
The NR-5C is mounted on four wheels. The
two rear wheels are nonsteerable, shock absorbing
unit. Access doors and panels are provided for
3-9