Kohler MPAC 1500 — Bypass and Isolate the Transfer Switch
Installation
For the Kohler MPAC 1500, from the Kohler service manual.
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Before you start
- Hazardous voltage. Will cause severe injury or death. Disconnect all power sources before opening the enclosure.
- Servicing the transfer switch. Hazardous voltage can cause severe injury or death. Deenergize all power sources before servicing.
Procedure
- Bypass the ATS to normal, then rack the ATS out to the isolate position.
- Place the generator set master switch in the OFF position or press the OFF/RESET button.
- Disconnect power to the battery charger, if equipped.
- Disconnect the generator set engine starting battery(ies), negative (--) lead first.
- Disconnect power from the transfer switch on both sources, Normal and Emergency.
Tools required
- Phillips screwdriver Amazon
- Small flat tip screwdriver Amazon
- Wire cutter Amazon
- 7/16 nut driver Amazon
- 11/32 nut driver Amazon
- 5/16 nut driver 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.