Kohler — Rectifier-Regulator Testing
Testing & diagnosis · Charging system
From a Kohler service manual covering: ECV850, ECV860, ECV870, ECV880. Check it applies to your exact model before use.
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Before you start
- Disconnect all electrical connections attached to rectifier-regulator.
Procedure
- Connect tester ground lead to body of rectifier-regulator.
- Connect red lead to B+ middle terminal.
- Connect black leads to both AC terminals.
- Plug in tester; press TEST button.
- OK green light steady means good; other lights mean faulty.
Tools required
- Rectifier-regulator tester Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
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.