Carrier 19DA User Manual
Page 9
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1
ELECTRONIC CONTROL ON-OFF SWITCH
a MACHINE START BUTTON
3
VANE DECREASE BUTTON
4
CHILLED WATER THERMOSTAT
5
VANE INCREASE BUTTON
6
MACHINE STOP BUTTON
7 OIL PUMP AUTO-MANUAL SWITCH
8 CAPACITY CONTROL THERMOSTATIC-MANUAL
SWITCH
9 3-AMP FUSE - SAFETY CONTROL CIRCUIT
10 3-AMP FUSE - REFRIGERANT PUMP
11 OIL PUMP TIME DELAY RELAY
12 RELAY R-4
13 RELAY R-2
14 RELAY R-1
15 DIFFERENTIAL ADJUSTING SCREW
16 CAPACITY BALANCE ADJUSTING SCREW
17 CALIBRATION ADJUSTING SCREW - CHILLED WATER
18 CALIBRATION ADJUSTING SCREW - MOTOR LOAD
19 THROTTLING RANGE ADJUSTING SCREW
20
ELECTRICAL DEMAND CONTROL KNOB
21
TEST JACK
22
RELAY CRl
23
RELAY CR2
24
RELAY CRC
25
RELAY CRO
Fig. 4 - Honeywell Controls