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3 69-2091EFS—07
M28494
1
Mount and wire EIM
Mount EIM on wall near HVAC equipment, or on the equipment itself.
Do not install inside HVAC equipment. Use screws & anchors as appropriate
for mounting surface.
EIM wiring
M28467
WIRELESS SETUP
THM5320R
CONNECT
FLASHING: CONNECTING TO REMOTE DEVICE
RED: REMOTE DEVICE(S) NOT COMMUNICATING
GREEN: CONNECTED TO REMOTE DEVICE(S)
CONNECTED
POWER
HEAT
COOL
FAN
M28468
M28469
Install EIM
Install return air sensor (optional)**
The return air sensor maintains safe
indoor temperature (62° F in Heat, 82° F
in Cool) if thermostat power is lost.
Drill 1/4” hole
(6.4mm)
Install sensor on return air duct at least
12” (305mm) upstream from ventilator,
humidifier or dehumidifier (do not mount
downstream)
Strip 1/4” insulation, then insert wires
as shown.
Press tabs only to remove wires from
terminal block if necessary.
Wiring must comply with local
electrical codes.
Continued on next page >>
** For hydronic applications, use
C7189U1005 Remote Indoor Sensor and
mount in the living space.