Kohler — Servicing the Power Panel Assembly
Maintenance
From a Kohler service manual covering: 60388-M, 60660-H, 60660-M, 60661-H, 60661-M, 60662-M, 60663-M, K-1409-SA, K-1410-SA, K-1422-SA, K-1482-SA, K-1484-SA…. Check it applies to your exact model before use.
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Before you start
- Turn GFCI OFF before servicing the power panel.
- Leads must be installed on terminals as outlined on Wiring Diagram (Figure 2-3). Failure to install leads on correct terminals will result in erratic operation of the Whirlpool Bath.
Procedure
- Remove screws securing electrical box cover to electrical box. Remove cover and replace gasket if damaged.
- Mark and disconnect leads to air switch assembly. Remove air switch by depressing retainer tabs. Disconnect plastic tubing.
- Loosen screws securing relay mounting bracket to electrical box. Remove relay and PC board bracket from electrical box.
- Mark and disconnect leads from relay.
- Replace components as necessary.
- Connect leads to replacement relay.
- Install replacement relay and PC board mounting bracket in electrical box. Tighten screws securely.
- Connect leads to air switch and install air switch in electrical box. Connect plastic tubing to air switch.
- Install gasket on electrical box cover. Install cover and gasket on electrical box.
- Install screws securing cover and gasket to electrical box. Tighten screws securely.
- Turn GFCI ON and fill Whirlpool Bath. Test operation of power panel.
Source: Kohler service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.