Pentair 250 Swimming Pool Heater User Manual


 
P/N 471593 Rev. C 11-1-01
12
Installation (Dual Voltage Wiring)
MiniMax NT Low NOx (ALL MODELS) HSI Electronic Ignition Wiring Diagram
(DUAL VOLTAGE)
GRN
IGN MODULE
IGNITOR
HOT SURFACE
BURNER
GND
MV1
TH
S2
L2
L1
S1/240
MiniMax NT LOW NOx ALL MODELS 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, 200˚ C TEMPERATURE RATING.
INTERCONNECTING WIRING TO APPLIANCE MUST CONFORM TO THE NATIONAL ELECTRICAL
CODE OR SUPERCEDING LOCAL (WIRING) CODES.
SHEET METAL
GROUND SCREW WITH PAINT CUTTING WASHER
TERMINATE SUPPLY SAFETY GROUND WIRE (GREEN) HERE
CHASSIS
BOND LUG
EXTERNAL
ORG
WHT
GRN
2
1
3
2
1
4
3
2
5
1
4
3
6
2
1
F2
F1
P11
P10
P7
P4
ORG
RED
THERMAL FUSE
WHT
BLU
RED
SWITCH
WATER PRESSURE
THERMAL SWITCHES
EXHAUST HIGH LIMIT
GAS VALVE
BLU
WHT
RED
4 32112312345612
10A
250V
RELAY
RELAY
250V
10A
5A
250V
RELAY
LIMITS VALVE MODULEPOWERTPROBE
REMOTE
AUX2
12
3
FC
BLOWER
2
1
3
1
2
TEMPERATURE
PROBE
RED
HIGH LIMIT
THERMAL SWITCHES
COM
SPA
POOL
1
2
3
4
5
3
2
1
GRN
AIR
GAS PRESSURE SW.
ORG
BLU
RED
WHT
BLOCK
TERM
B
BLOCK
TERM
A
WHT
WHT
BLK
WHT
BLK
WHT
ORG
RED
RED
WHT
WHT
WHT
WHT
WHT
BLOWER
BLK/WHT
BLK
RED/WHT
RED
PUR
ORG
WHT
BLK
FOR 120 VAC
FOR 240 VAC
YEL
BLU
WHT
S1/120
LO/FS
WHT
BLK
120 VAC
OR
240 VAC
BLK
WHT
BLK
BLK
YEL
CON-2F
CON-2F
CON-2M
AIR PRESSURE SW.
ORG
WHT
RELAY
PRESS SW.
TFUSE GAS IGN
PUMP RELAY
GRN
WHT
WHT
(WHT)
WHT
BLK
(BRN)
GRN
(BLU)