Robertshaw 2 Heat/ 2 Cool with Auto Changeover Thermostat User Manual


 
15. A temperature limiting jumper has been included in this thermo-
stat. Cutting this jumper (J3) limits the heating setpoint to no
greater than 72°F and the cooling setpoint to no lower than 78°F
(Figure 7).
16. Replace thermostat cover by snapping into place.
6
WIRING
OPENING
NORMAL
EMER HEAT
RESET
E Y1 B O G W2Y2
Figure 6
TERMINAL LEGEND - 9560
TERM EQUIPMENT TO CONNECT REQ? TERMINAL FUNCTION
C 24VAC common connection Yes For input of 24VAC common
side of transformer
L System fault indicator connection No For input of system fault
indicator (if present)
R 24VAC hot connection Yes For input of 24VAC hot side
of transformer
Y2 Second stage cooling connection No Energizes on a call for
second stage cooling
Y1 First stage compressor connection Yes Energizes on a call for first
stage heating or cooling
E Emergency heat connection No* Energizes on a call for heat
in the EM mode only
G Indoor fan connection Yes Energizes with E, Y1, Y2 and
W2 terminals or with FAN
option switched to the
ON position
W2 Second stage heat connection No* Energizes on a call for
second stage heating
(auxiliary heat)
O Cool active reversing valve Yes** Energizes when in the in
connection COOL mode
B Heat active reversing valve Yes** Energizes when in the
connection HEAT or EM modes
* For systems using a backup heat source. If separate E terminal connection is not available,
jumper E and W2.
** Most heat pump systems will have a cool active OR
heat active reversing valve. Use the
appropriate terminal.