Page 5.6 5, Hp gas b o elec gas (f a n ) – Venstar T1900 Installation User Manual
Page 18
HP
GAS
B
O
ELEC
GAS
(F
A
N
)
W1
Y1
G
R
C
MISC2
CK1
CKGND
W2
MISC1
RS2
RSGND
MISC3
RS+5
Rs1
W3
PROG
HUM
DEHUM
MISC3
MISC2
MISC1
Y2
(MISC1
ONLY)
INSTALL HUMIDITY
MODULE WITH SENSING
ELEMENT OUTWARD
1
2
4
6
8
X
Z
1
5
7
9
Y
3
H
U
M
N
O
H
U
M
Y1
G
R
C
MISC2
CK1
CKGND
W1/O/B
MISC1
RS+5
RS1
RSGND
W2
2nd Stage Cooling
Y
2
W
3
RS2
3rd Stage Heat
or Dual Fuel
MISC3
Sprinkler System
W3
PROG
HUM
DEHUM
MISC3
MISC2
MISC1
Y2
(MISC1
ONLY)
Page 5.6
5
Adding a
(MISC1), Sprinkler System (MISC2),
and 3rd Stage of Heating or Dual Fuel Applications (MISC3)
2nd Stage of Cooling