Installation Guide

58
Note:
• Connect the R wire to the R
C terminal and the other R wire from your boiler
to the RH terminal on your TrickleStar Thermostat.
• Do not connect any jumper wire between R
C and RH terminals.
• Refer pages 22 or 43 for details on setting the jumpers on the Thermostat.
Boiler and radiant system
Wire the boiler or radiant system with air handler and conventional cooling
and heating system as shown below.
Air conditioner
or heat pump*
Air handler
Boiler
Y1 Y2 RC G
RW2W1
Y1 Y2 C O/B*
Stage 1
Stage 2 (Heating and
cooling, if applicable)
* Reversing valve for
heat pumps only
Rc
R
H
G
Y1
YK
Y2
W1
W2
O/B
GK/
C
ACC-
ACC+
YK, GK:
Used for C-Wire Kit
connections only