Trane P0V0 Series Installer's Manual page 26

G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n
COMMUNICATING CONTROLS WITH NON-COMMUNICATING MODULAR BLOWER
Outdoor Unit Indoor Unit
D
R
R
B B/C
O
Y1
Y2
W1
Disabled.
Applying 24VAC to
W2
W1 or W2 will
create error
G
BK
26
AND COMMUNICATING VS COOLING/HP
Relay Panel
D R B
O
SOV
Y1
STG1
Y2
STG2
W1
STG1
W2
STG2
W3
STG3
G
FAN
BK
PWM
HUM
HUM
HUM
HUM
AUX1
AUX1
AUX1
AUX1
AUX2
AUX2
AUX2
AUX2
Communicating
Control
NOTES:
1. Cut the BK jumper at the indoor unit - After cutting the jumper, power must
be off or cycled on-off-on for the IMBC to work properly
2. Requires an 850 control with software version 3.0+ or 1050. Not a valid
combination with 950 control
CPC=CFM/Ton cooling. Must be set to 400.
Control Board LED's will read "
heat pump operation.
24 V Field Wiring
D
R
B
CoF
" continous fan during cooling and
18-GE20D1-1E-EN