Electrical Connection - MasterCool ADA51 Manual De Instalación Y Operación

ELECTRICAL CONNECTION

WARNING: Electrical connections should be accomplished by a qualifi ed electrician to ensure all electrical
wiring conforms to local standards.
WARNING: Follow all safety precautions when working with electrical power.
WARNING: Before proceeding with installation, ensure electrical power is disconnected until installation is
complete.
Note: This unit can be controlled with a manual 6 position switch found at a local hardware store, or with a thermostat such as
Champion's Masterstat ® Wall Control Thermostat model #110423-2. For thermostat installation refer to its operating manual.
Follow the steps below for manual switch installation:
1. Determine location on internal wall for 6 position switch.
2. Supply 120V or 240V power to switch, depending on motor and pump
voltages.
3. Remove screws securing junction box to cooler cabinet.
4. Bring four conductors plus a ground from switch to cooler junction box
(such as two 2-wire Romex
CAUTION: Make sure to use correctly sized wire and follow all
local electrical codes.
5. Connect the four conductor wires to the leads of the motor and pump
receptacles located in the junction box. Follow the connection diagrams
below for 120V or 240V installations.
6. Reinstall junction box to cooler cabinet.
7. Plug motor and pump plugs into receptacles.
8. Follow switch electrical instructions for connecting the four conductors and
power leads to switch.
Warning: Pump cord must be secured in retaining clip to
prevent contact with water.
120 VOLT
PUMP
MOTOR
Black
HIGH
Red
LOW
White
COMMON
Green
GROUND
BLOWER MOTOR
240 VOLT
PUMP
MOTOR
Black
HIGH
Red
LOW
Orange
COMMON
Green
GROUND
BLOWER MOTOR
110498-2
® wire)
Blue/Black
White
Brown
Orange
Green
Black
Red
White
Orange
Green
= WIRE NUT
Blue/Black
White
Brown
Orange
Green
Black
Red
White
Orange
Green
= WIRE NUT
Motor And Pump
Receptacles
PUMP
TO SWITCH
HIGH
LOW
COMMON
GROUND
PUMP
TO SWITCH
HIGH
LOW
COMMON
GROUND
3
Remove Screws to Access
Wiring Connections
Junction Box
NOTE: If single speed
motor is used, do not
use the RED electrical
leads from the motor or
receptacle. Tape off both
RED leads.
CAUTION: Recepta-
cles in junction box are
only for Motor and pump.
Do not plug anything
else into receptacle.
WARNING: Ensure
cooler cabinet is proper-
ly grounded to a suitable
ground connection for
maximum safety and
protection of equipment.