Kohler Command PRO CH740NG [5/12] Warning

24 590 48 Rev. --

KohlerEngines.com

Maintenance Instructions

WARNING

Before working on engine or equipment, disable

engine as follows: 1) Disconnect spark plug

lead(s). 2) Disconnect negative (–) battery cable

from battery.

Accidental Starts can cause

severe injury or death.

Disconnect and ground spark

plug lead(s) before servicing.

Normal maintenance, replacement or repair of emission control devices and systems may be

performed by any repair establishment or individual; however, warranty repairs must be performed

by a Kohler authorized dealer found at KohlerEngines.com or 1-800-544-2444 (U.S. and Canada).

For safety and health reasons, many states require special licensing or certiﬁ cation for servicing

LPG fuel systems. Check local and state regulations before choosing a repair establishment to

perform fuel system repairs.

Maintenance Schedule

Every 25 Hours

● Service precleaner element.

Every 100 Hours

● Check oil cooler ﬁ ns, clean as necessary (if equipped).

● Change oil.

● Replace air cleaner element.

● Remove cooling shrouds and clean cooling areas.

Every 200 Hours

● Change oil ﬁ lter.

Every 500 Hours or Annually

(whichever comes first)

● Check all lines (high pressure/vacuum) including ﬁ ttings for leaks.

● Drain regulator of accumulated fuel deposits.

● Replace spark plugs and set gap.

Every 500 Hours or Annually

1,2

(whichever comes first)

● Have lock-oﬀ /ﬁ lter serviced.

● Have combustion deposits removed if using non-synthetic oil.

Every 1500 Hours

1,2

● Have regulator disassembled, cleaned, and reset.

● Have vaporizer disassembled, cleaned, and serviced.

Perform these procedures more frequently under severe, dusty, dirty conditions.

Must be performed by a Kohler authorized dealer or qualiﬁ ed LPG personnel only.