Pentair MasterTemp High Performance Pool and Spa Heaters Heater Wire Harness K - Page 3

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 ZLUHLGHQWL¿FDWLRQRQERWKWKHH[LVWLQJDQGUHSODFHPHQWZLUHKDUQHVVHV 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). 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. 1 MasterTemp STD Heater FIG. 2. MasterTemp 125 Heater 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. BO O LO STER W SPEED PUM P HIG H SPEED PUFMILPTER 1A UX 2A UX Retaining Pins 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. 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. 3 FIG. 5.