Maintenance Instructions
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/NG fuel systems. Check local and state regulations before choosing a repair establishment to
perform fuel system repairs.
Maintenance Schedule
After fi rst 5 Hours
● Change oil.
Every 50 Hours or Annually¹
● Service/replace Quad-Clean
Every 100 Hours or Annually¹
● Clean low-profi le air cleaner element.
● Change oil.
● Clean cooling areas.
Every 200 Hours¹
● Replace Quad-Clean
Every 300 Hours¹
● Replace low-profi le air cleaner element.
● Check fuel fi lters (tank outlet fi lter and in-line fi lter) and clean or replace if needed (if equipped).
Every 300 Hours²
● Check and adjust valve clearance when engine is cold.
Every 500 Hours or Annually¹
● Check all lines (high pressure/vacuum) including fi ttings for leaks.
● Replace spark plug and set gap.
Perform these procedures more frequently under severe, dusty, dirty conditions.
1
Have a Kohler authorized dealer perform this service.
2
Oil Recommendations
Synthetic oil is recommended for use in
LPG/NG fueled engines. Non-synthetic oil must
be low ash* rated oil. Oils (including synthetic)
must meet API (American Petroleum Institute)
service class SG, SH, SJ, or SL. Select
viscosity based on air temperature at time of
operation as shown in table below.
*Low ash is defi ned as less than 1% sulfated
ash.
5W-30
°F -20
0
20
°C -30
-20
-10
17 590 16 Rev. A
WARNING
precleaner.
™
air cleaner element.
™
10W-30
SAE 30
32
40
50
60
80
0
10
20
30
KohlerEngines.com
Before working on engine or equipment, disable
engine as follows: 1) Disconnect spark plug
lead(s). 2) Disconnect negative (–) battery cable
from battery.
Check Oil Level
Refer to gasoline engine Owner's Manual.
Change Oil
Refer to gasoline engine Owner's Manual.
Oil Sentry
™
Refer to gasoline engine Owner's Manual.
100
40
(if equipped)
EN
5