TRANSFORMER
L1
120
N/A
240 P
240 VAC
L1
120
N/A
240 P
120 VAC
NOTE:
INSTALL JUMPER FROM PTO TERMINAL
CORRESPONDING TO MAINS VOLTAGE.
P1
CYLINDER
ON/OFF/
DRAIN
SWITCH
1.5 AMPS
INTERNAL
EXTERNAL
1
2
24V
HUMIDITY
CONTROL
Fig. 4. Wiring diagram.
3
P8
HIGH WATER
K2
POTENTIOMETER
P2
P3
P4
P5
FILL V
G
DRAIN V
STATUS
LAMPS
3
4
8
19 20 21
NOTE:
DRY POINTS FOR FURNACE
FAN ENABLE.
24 V PILOT CONTROL ONLY
HUM
CALL
FACTORY INSTALLED TERMINAL
HM700APCB
K3
P6
P7
Y
M35721
33-00163EFS—03