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3 service box, Service box – MovinCool Climate Pro 18 Service Manual User Manual

Page 35

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Operation Section

35

5.3 Service Box

(1) Capacitors

• The capacitors are used to temporarily boost the power output available to the fan motors and

the compressor at start-up.

• The specifications of each capacitor are listed below:

(2) Terminal blocks

• There are three terminal blocks in the service box, a power terminal block used for the power

line connection, and two low signal terminal blocks used for external thermostat and signal
connections.

Capacitor Application

Voltage

Rating Capacitance

Fan Motors

370 VAC

7.5 μF

Compressor Motor

370 VAC

60 μF

ILL00863-00

Terminal Block 1 (For Power)

Relay Board

Relay Board Fuse (F2)
(1 A, 250 V)

Terminal Block 2
(For Input/Output Signal)

Terminal Block 3
(For External Thermostat)

Fuse (F1)
(1.5 A, 250 V for
4-Way Valve,
Drain Pan Heater of
Outdoor Heat Exchanger)

Compressor Motor
Capacitor

Transformer (For Relay Board)

Fan Motor Capacitor