Rev. C
MiniMax NT Low
(SINGLE VOLTAGE)
Installation (Single
EXTERNAL BOND LUG
TERMINATE SUPPLY SAFETY GROUND WIRE (GREEN) HERE GROUND SCREW WITH PAINT CUTTING WASHER
CHASSIS
SHEET METAL
MiniMax NT 250 LOW NOx 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.
TERM B BLOCK
1
TERM | A |
BLOCK |
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1 | GRN |
NOx 250
Voltage
RED
FROM HOT
TERM B
BLOCK
120 VAC (ONLY)
FROM NEU
TERM B
BLOCK
ORG
HI AIR PRES.
SWITCH
ORG
LOW GAS PRES.
SWITCH
WHT
ORG
HIGH LIMIT |
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| THERMAL SWITCHES |
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THERMAL SWITCHES |
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| RED |
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| RED |
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| WHT |
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| WHT |
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| RED |
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| WHT |
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W1 |
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| W2 |
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| WATER PRESSURE |
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| SWITCH | ORG |
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| GRN |
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| TEMPERATURE |
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| RED |
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| PROBE |
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| WHT |
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| BLU |
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BLK |
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| ORG |
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BLK |
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| P4 |
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| BLOWER | REMOTE AIR PR SW. TPROBE POWER |
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| G VALVE | IGN MODULE |
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| 2 | 1 | 6 | 5 | 4 | 3 | 2 | 1 | 3 | 2 | 1 | 4 | 3 | 2 | 1 | 2 |
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| 1 |
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| COM SPA | POOL |
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| 3 |
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| F |
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1 | 10A |
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| 3 | 2 | 1 |
2 |
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250V | 5A | |
RELAY | ||
250V | ||
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| RELAY | |
10A |
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250V |
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RELAY |
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AUX2 |
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THERMAL FUSE
F1F2
RED
WHT
BLU
N
ORG
RED
BLU
WHT
2 WHT
BLK
3
GAS VALVE
4
GRN
5
(HOT)
WHT
HOT SURFACE
IGNITOR
BURNER
S1
L1
L2
S2
TH
VAL
GRN
IGN MODULE
WHT | 2 | NEU |
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BLK |
| SUPPLY 120 VAC | ||
3 | HOT | (ONLY) | ||
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BLK | (HOT) |
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(NEU)
WHT WHT
FAN
BLK
BLK
HSI Electronic Ignition Wiring Diagram
Wiring)
P/N 471593
11