Precedent and Voyager 2 Multi-Speed and SZVAV indoor fan speed voltages - In Test Mode on a Thermostat
Updated
YSCRTRMYHCRTOMReliaTelSingle Zone VAVTSHYSHYZDYZHTHHWSDYHDTSDTZDYSDTZHYHHDHCTHCWSCYZCTZCReliaTel PrecedentReliaTel Voyager 2Multi-Speed Indoor Motor
Below are tables with the approximate DC voltages you should see in test mode when you measure the output signal on the RTOM J11 plug.
Precedent 17 Plus and WHC Units (ECM Motor)
Fan Only
Cool 1
Full Cool
Heat
RTOM DA Cool Fan SPEED Pot R136 full counter-clockwise
6.9 VDC
10.4 VDC
12.6 VDC
12.6 VDC
RTOM DA Cool Fan SPEED Pot R136 full clockwise
9.4 VDC
14.5 VDC
17.6 VDC
17.6 VDC
Precedent Multi-Speed and SZVAV (BC Plenum Fan)
Fan Only
Cool 1
Full Cool
Heat
RTOM DA Cool Fan SPEED Pot R136 full counter-clockwise
2.4 VDC
2.4 VDC
3.4 VDC
3.4 VDC
RTOM DA Cool Fan SPEED Pot R136 full clockwise
3.8 VDC
4.9 VDC
7.5 VDC
7.5 VDC
Precedent Multi-Speed and SZVAV (BC Plenum Fan)
Fan Only
Cool 1
Cool 2
Full Cool
Heat
RTOM DA Cool Fan SPEED Pot R136 full counter-clockwise
2.4 VDC
2.4 VDC
3.4 VDC
3.4 VDC
3.4 VDC
RTOM DA Cool Fan SPEED Pot R136 full clockwise
3.8 VDC
4.9 VDC
7.5 VDC
7.5 VDC
7.5 VDC
Voyager 2 SZVAV (Belt Drive w/ VFD)
Fan Only
Cool 1
Full Cool
Heat
0 VDC
0 VDC
10 VDC
10 VDC
Voyager 2 SZVAV (Belt Drive w/ VFD)
Fan Only
Cool 1
Cool 2
Full Cool
Heat
0 VDC
0 VDC
0 VDC
10 VDC
10 VDC
WARNING:
Information in this article is intended for use by individuals possessing adequate backgrounds of electrical and mechanical experience and who comply with all federal, state, and local laws, rules, orders, or regulations related to the installation, service, or repair of a heating or central air conditioning product. Any attempt to install, service, or repair a heating or central air conditioning product may result in personal injury and/or property damage. The manufacturer or seller cannot be responsible for the interpretation of the information contained herein, nor can it assume any liability in connection with its use.