Mueller Falling Film Chiller
Effective February 12, 2003
Installation and Operation Manual, Part No. 9843514
Revised March 17, 2020
FIGURE 5: WIRING SCHEMATIC
17
C1:
Compressor Contactor
C1–1:
Auxiliary Contact on C1
CCH1:
Crankcase Heater
F1:
Condenser Fan Motor Fuse
F4:
Control Circuit Fuse (Primary)
FCT:
Fan Cycling Thermostat
HGPS:
Hot Gas Pressure Switch
HGS:
Hot Gas Solenoid
HP:
High-Pressure Contacts
(Dual Pressure Control)
LIS:
Liquid Injection Solenoid
M1–M2: Condenser Fan Motors
MDS1:
Main Disconnect Switch
OPSS:
Oil Pressure Safety Switch
PD:
Pump-Down Contact
(Dual Pressure Control)
PDS:
Pump-Down Switch
PS:
Pressure Switch
R1:
Control Relay
TF1:
Control Transformer
Identifies Terminal Blocks
Factory Wired
Field Wired
LEGEND
CR0060
MDSI
FIELD
POWER
SUPPLY
208–230 V/3/60
C1
MDSI
F1
MDSI
F4
MDSI
WIRE LOOP
94 RLA
470 LRA
24 V
CONTROL
VOLTAGE
TO LIQUID LINE
SOLENOID
(NOT SUPPLIED)
6.8 FLA
6.8 FLA
M1
M2
