Carrier EDGE Pro - Page 19

19
Rc
Rh
W1
G
Y2
C
O/W2/B
Y1
OAT
RRS
SRTN
HUM
D1
D2
V+
Vg
R
Y1
Y2
W1
W2
G
C
COMMERCIAL THERMOSTAT
R
Y1
Y2
W1
W2
G
C
ONLY REQUIRED FOR
38AUQ HEAT PUMP
INDOOR
CONNECTION
BOARD (TB)
OUTDOOR
CONNECTION
BOARD (TB)
a33-9286
Fig. 24 — Thermostat Wiring — 38AU Commercial Split System Units with 40RUA Air Handler Units
THERMOSTAT TERMINAL STRIP
CONNECT TO
24VAC AT
CONDENSING
UNIT
ELECTRIC HEAT
ACCESSORY
TERMINAL BLOCK
TB1
JUMPER FOR
HEAT PUMP
WIRING
OMIT FOR
HEAT PUMP
WIRING
*
Fig. 25 — Thermostat Wiring — 40RU/38RU Packaged Air-Handler Units
a33-9297
*Connection not required.