ICM Controls ACC-RT104 Application/Install Guide

1. Removecoverfromremotesensorhousingusinga1/16”hexkey.

2. Selectanappropriatelocationformountingtheremotesensor.Mountapproximately5ft.above

oor,onaninteriorwall.Avoidareasindirectsunlight,nearaheatproducingapplianceornearair

owfromaventorduct.

3. Mountremotesensorunitusinghardwareprovided.

4. Installtwostrandshielded(Beldon#8450orequivalent)wiresbetweenremotesensorand

thermostat.

 • Wire 1shouldrunbetweentheS1terminalonthethermostatandtheS1terminalontheremotesensor

 • Wire 2shouldrunbetweentheS2terminalonthethermostatandtheS2terminalontheremotesensor

 • Shielding (shield & bare wire)shouldbeconnectedtotheS2terminalatthethermostat

5. ForSC2XXXandSC3XXXseriesthermostatsonly,disablethemainsensor(R12)onthethermostat

bycuttingitfromthecircuitboard.

Note:ForSC4XXXandSC5XXXseriesthermostats,nomodicationofthermostatisrequired

RemoteSensor

RT103/RT104

CutR12fromcircuitboardonSC2XXX

andSC3XXXseriesthermostsonly. LIM47-2