Pentair WIRE HARNESS REPLACEMENT User Manual
WIRE HARNESS REPLACEMENT KIT
USA (P/N 461107) AND AUSTRALIA (P/N 461108)
FOR MASTERTEMP® AND MAX-E-THERM® POOL AND SPA HEATERS
INSTALLATION INSTRUCTIONS
FAILURE TO FOLLOW ALL INSTRUCTIONS AND WARNINGS CAN RESULT IN
SERIOUS BODILY INJURY OR DEATH. THIS PRODUCT SHOULD BE
INSTALLED AND SERVICED ONLY BY A QUALIFIED POOL SERVICE
PROFESSIONAL. INSTALLERS, POOL OPERATORS AND OWNERS MUST
READ THESE WARNINGS AND ALL INSTRUCTIONS IN THE HEATER
INSTALLATION AND USER’S GUIDE BEFORE USING THIS PRODUCT.
THESE INSTRUCTIONS MUST BE LEFT WITH THE POOL OWNER.
Pentair Water Pool and Spa heater related products are available at: https://www.pentair.com/en/products/pool-spa-equipment/pool-heaters.html Call (800) 831-7133 for additional free copies of these instructions.
IMPORTANT SAFETY INSTRUCTIONS
READ AND FOLLOW ALL INSTRUCTIONS - SAVE THESE INSTRUCTIONS
Wire harness Instructions for USA and Australian heater models
The following instructions describe how to replace the wire harness in a MasterTemp or Sta-Rite pool and spa heater (USA and Australia models) that doesn’t have RS-485 communication capability and
a legacy Ignition Control Module. If you do not know what Ignition Control Module is installed, please contact customer service at 800.831.7133.
Contents
Wire Harness Replacement (USA) page 3-6
Wire Harness Replacement (Australia) page 7-11
P/N 476250.A 9/2020
1
WIRE HARNESS REPLACEMENT INSTRUCTIONS (USA)
Parts List |
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Parts List |
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P/N |
Description |
Qty. |
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P/N |
Description |
Qty. |
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466225 |
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WH HRN US W/ FC |
1 |
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476226 |
WH HRN AUSTRALIA W/ FC |
1 |
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476204 |
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ADAPT 6 PIN |
1 |
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476205 |
ADAPT 5 PIN FOR AU |
1 |
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476209 |
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ADAPT F1-F2 |
1 |
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476250 |
INSTALLATION INSTRUCTIONS |
1 |
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476212 |
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ADAPT 5 PIN |
1 |
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476250 |
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INSTALLATION INSTRUCTIONS |
1 |
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P/N 476205
P/N 476204
P/N 476209
P/N 476212
2
WIRE HARNESS REPLACEMENT INSTRUCTIONS (USA)
When installing this kit, basic safety precautions should always be followed. Read and follow all instructions.
Required installation tools:
•Powered socket/nut driver
•1/4” nut driver bit
•5/16” socket and nut driver
•3/8” nut driver
CAUTION!: Before unplugging ICM connector plugs, be sure to match the
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CAUTION! Before starting: Always disconnect AC power to the heater before proceeding with the wire harness replacement instructions.
To replace the wire harness on a MasterTemp® or Max-E-Therm® Heater:
1.MasterTemp Heater: Remove right side panel from the heater (Fig. 1 and Fig. 2).
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FIG. 1 |
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FIG. 2. |
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MasterTemp STD Heater |
MasterTemp 125 Heater |
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2.Max-E-Therm Heater: Unbolt the four bolts and separate the
jackets halves. Pull hair pin clips. (Fig. 3).
3.Press the plastic clips on the control panel assembly.
4.Lift control panel assembly off of support plate.
5.Disconnect the connectors from the control panel assembly.
Retaining |
Pins |
FIG. 3.
Max-E-Therm Heater
6.LEGACY WIRE HARNESS (USA)
(P/N 42001-0104): Disconnect all connector plugs and wires from all heater components. Remove the wire harness from the heater.
7.Install wire harness (USA) (P/N 476221): BEFORE YOU START, LAY OUT THE WIRING HARNESS.
8.Route the 12-pin plug in the control box from the back. The plug is shown from inside the control box. Note: Narrow key hole in the upper right corner of the plug. (Fig. 4).
FIG. 4.
9.Connect the 5-pin plug into the ICM from the new wire harness as shown in Fig 21. If the heater has the legacy ICM. Connect the 5-pin wire adapter (476205) to the corresponding terminals in the ICM (S1/120, L1, L2 and S2). Connect the female multi-pin connector of the adapter to the new wire harness. (Fig. 5).
FIG. 5.
3
WIRE HARNESS REPLACEMENT INSTRUCTIONS (USA)
7.Install the bushing in the top of the control box. Use (Fig. 6)
FIG. 6.
8.Route the Red and Green wires into the Control Box through the bottom hole. Plug the Fireman’s jumper into the terminal board. Install bushing. Note: The plugs
are shown in the control box and the Fireman’s jumper installed. (Fig. 7).
FIG. 7
9.If the heater has a legacy ICM, connect each wire from P/N 476204 wire adapter to its correct location labeled in the ICM. Otherwise, connect the multi-pin connector from the Wire Harness to lower right side of ICM as shown in Fig 8.
FIG. 8.
10. Connect the Stack Flu sensor. (Fig. 10)
FIG. 10.
11. Connect the Gas Valve. (Fig. 11).
FIG.11.
12. Connect the Blower assembly. (Fig. 12).
FIG.12.
4
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