Fig. 9—wiring diagram (iid pilot) – Carrier 58DR User Manual
Page 4
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FUSED DISCONNECT
SW ITCH (WHEN REQ'D)
ILK SWITCH
TRAN
CAP
(WHEN USED)
TO THERMOSTAT
BREAKAWAY TAB REMOVED WHEN CONNECTING VENT DAMPER (SEE INSTALLATION INSTRUCT IONS)-
YEL
LOD-
CWHEN USED)
NOTES:
m
DOWNFLOW FURNACES ONLY
I.
I----
rz
—I
HEATING FAN RELAY CONTACT IS
•-rkF* NORMALLY CLOSED UNTIL 115V AC IS
HFR APPLIED TO FURNACE.
TO CHANGE MOTOR SPEED, MOVE RED WIRE TO
DESIRED SPEED SETTING.
IF ANY OF ORIGINAL WIRE AS SUPPLIED WITH
THE APPLIANCE MUST BE REPLACED, IT MUST
BE REPLACED WITH AWM C105°C) WIRE OR ITS
EQUIVALENT.
MOTOR IS THERMALLY OVERLOAD PROTECTED.
FACTORY SPEED SELECTION IS FOR AVERAGE
CONDITIONS, SEE INSTALLATION INSTRUCTIONS
FOR OPTIMUM SPEED SELECTION. MOTOR MAY
BE 3 OR 4 SPEED.
SYMBOLS ARE ELECT. REPRESENTATION ONLY.
FACTORY CONNECTED WHEN ACCESSORY NOT USED.
2
.
3.
4.
5.
6.
7.
LEGEND
ALS
CAP
CFR
FL
FU2
GV
HFR
ILK
LOD
LS
MTR
PCB
PI
SP
TRAN
VSS5
O
0
/ f y
AUXILIARY LIMIT SWITCH, MANUAL-RESET
C5PST-NC)
RUN CAPACITOR
COOLING FAN RELAY CDPDT
FUSIBLE LINK
FIELD FUSE
GAS VALVE
HEATING FAN RELAY CSPST-NC)
SWITCH, BLOW. DOOR INTERLOCK CSPST-NO)
LOCKOUt TIMER DEVICE CSPST-NO)
LIMIT SWITCH, AUTO.-RESET CSPST-NC)
MOTOR, BLOWER
PRINTED CIRCUIT BOARD
PILOT IGNITER
SAFETY PILOT (FLAME SENSING)
TRANSFORMER
VENT SAFETY SHUTOFF SWITCH, MANUAL-
RESET CSPST-NC)
FIELD SPLICE
PLUG RECEPTACLE
JUNCTION
UNMARKED TERMINAL
TERMINAL PCB FACTORY CONN.
FACTORY WIRING. C120V AC)
FACTORY WIRING CLOW VOLTAGE)
FIELD WIRING C120V AC)
FIELD WIRING C24V AC)
CONDUCTOR ON PRINTED CIRCUIT BOARD
SCREW TERMINAL FOR FIELD WIRING
FIELD GROUND
EQUIP. GROUND
ELECTRONIC
AIR CLEANER
(WHEN USED)
EAC-2
314296-401 REV. A
Fig. 9—Wiring Diagram (IID Pilot)
A89168