AERCO KC1000 Low NOx Water Heater July 2011 - Manual (Page 110)

APPENDIX H
H-2
P1 P2 P3 P4 P5 P6
SHELL HARNESS
CONNECTOR
(19 PIN)
INTERLOCK HARNESS
CONNECTOR
(16 PIN)
EXT. SENSOR/COMM
HARNESS CONNECTOR
(24 PIN)
GAS TRAIN HARNESS
CONNECTOR
(9 PIN)
A/F VALVE
HARNESS
CONNECTOR
(16 PIN)
SENSOR
HARNESS
CONNECTOR
(7 PIN)
TO INPUT/OUTPUT (I/O) BOX
KC1000 CONTROL PANEL REAR VIEW