39
Rev. K 5-31-06
P/N 470880
RED
WHT
BLU
MV
PV/MV
PV
MV/PV
GND
(BURNER)
24 V
TH-W
( OPT )
SPARK
THERMOSTAT
CIRCUIT BOARD
RED
WHT/RED
WHT/BLK
BLK
SPST. EXTERNAL ON/OFF SWITCH
HIGH LIMIT
THERMAL SWITCHES
WATER PRESSURE
SWITCH
JUMPER REQUIRED IF NO REMOTE SWITCH
CONTROL RELAY
CLOSE ON CALL
FOR HEAT
POOL OFF SPA
THERMOSTAT SELECT SWITCH
TEMPERATURE
PROBE
GND
MV
IGNITION MODULE
SPARK IGNITER
RED
BLU
WHT
THERMAL FUSE
RED
RED
WHT
WHT
PV
ORG
P4
P7
PI0
P11
J4
J7
JI0
J11
J5
J6
J8
J9
P8
P6
P5
P9
25D K .032 D.C TAB
J2
J3
BLK
BLK
MV
MV/PV
PV
PLUG
GRN
F1
F2
W1
W2
6
1
1
1
1
2
2
2
2
3
3
3
4
4
5
L1-1
L1-2
L2-1
L2-2
ORG
1
1
1
1
GRN
WHT
ORG
24V
VLV
IGN MODULE
AUX.
CONTACTS
TPROBE
SPA
COM
POOL
EXTERNAL
BOND LUG
CHASSIS
TERMINATE SUPPLY SAFETY GROUND WIRE (GREEN) HERE
GROUND SCREW WITH PAINT CUTTING WASHER
SHEET METAL
PowerMax 525 & 750 Commercial Pool Heater Wiring Diagram
IF ORIGINAL FACTORY WIRING MUST BE REPLACED, INSTALLER MUST SUPPLY
UL OR CSA (IF CANADA) APPROVED WIRE, 18 GAUGE, 600V, 105 C TEMPERATURE RATING.
THERMAL FUSE WIRING MUST BE REPLACED WITH UL OR CSA (IF CANADA) APPROVED
WIRE, 18 GAUGE, 600V, 125 C TEMPERATURE RATING.
INTERCONNECTING WIRING TO APPLIANCE MUST CONFORM TO THE NATIONAL ELECTRICAL
CODE OR SUPERCEDING LOCAL (WIRING) CODES.
PRESS
HLMT
TFUSE
IGNITION RETURN
GRN
GAS VALVE
MAIN
PILOT
IGNITION
WIRE
FAN MOTOR
ORG
AIR PRESSURE
24 VAC RELAY
WHT
HOT
120 VAC ONLY
GRN
BLU
BLK
SWITCH
ORG
CHASSIS
SHEET METAL
WHT
GRN
POWERMAX COMMERCIAL 525 & 750 WIRING DIAGRAM
A-15
PowerMax (contd.)