Carrier WeatherMaster Puron 48HC D17 Service And Maintenance Instructions page 41

TERMINAL LABEL
INPUTS
RT, C
SS
FS, T1
W
RS
LS
CS Centrifugal switch (not used)
OUTPUTS
L1, CM
IFO
GV
Fig. 52 — Integrated Gas Control (IGC) Board
Table 15 — IGC Connections
POINT DESCRIPTION
Input power from TRAN 1
Speed sensor
Flame sensor
Heat stage 1
Rollout switch
Limit switch
Induced draft combustion
motor
Indoor fan
Gas valve (heat stage 1)
SENSOR LOCATION
control box
gas section
gas section
LCTB
gas section
fan section
—
gas section
control box
gas section
41
RED LED - STATUS
CONNECTION
TYPE OF I/O
24 vac
analog input
switch input
24 vac
switch input
switch input
switch input
line VAC
relay
relay
PIN NUMBER
—
J1, 1-3
—
J2, 2
J2, 5-6
J2, 7-8
J2, 9-10
—
J2, 1
J2, 11-12