Movincool CM25 Service Manual User Manual download pdf (Page 32)

Operation Section

5.5 Field-Supplied Millivolt Wall Thermostat (MWT) Connection

• The CM 25 is equipped with terminals for connection to the MWT. The MWT can be installed for

convenient access in any room.

- Use with a single- and multi-stage system wall thermostat.

Thermostat type: Millivolt system

- Most wall thermostats provide these basic functions:

Fan Mode: On/Auto (Selects the desired fan mode.)

System: Cool/Heater (Selects Cool only.)

- Unit receives signals from the MWT to perform the following operations.

< NOTE >

Terminal No. G1 is used only with the MWT that has Fan Hi-Lo speed control.

Use the recommended extension cord size from 16 AWG to 26 AWG for a solid wire.

I003166

L–

L+

E–

E+

L–

L+

E–

E+

Terminal No. Function

Common

Cool MIN

Cool MAX

Fan HI

Fan LO

Terminal No. Function

Y (Y2)

Common

Cool

Fan HI

Fan LO

Unit Terminal

Ground Screw

Wall Thermostat

(Multi-Stage System)

Unit Terminal

Ground Screw

Wall Thermostat

(Single-Stage System)

Multi-Stage System Single-Stage System

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Movincool CM25 Service Manual User Manual Page 32

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