Kohler Command PRO CH620-CH740 Owner's Manual page 5

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).
Maintenance Schedule
Weekly
● Check heavy-duty air cleaner element.
Every 25 Hours or Annually
● Service/replace low-profi le precleaner.
Every 100 Hours or Annually
● Replace low-profi le air cleaner element.
● Change oil.
● Remove cooling shrouds and clean cooling areas.
● Check oil cooler fi ns, clean as necessary (if equipped).
Every 200 Hours
● Change oil fi lter.
● Replace fuel fi lter.
Every 250 Hours 1
● Replace heavy-duty air cleaner element and check inner element.
Every 500 Hours
1
● Replace heavy-duty air cleaner inner element.
● Replace spark plugs and set gap.
Every 500 Hours
2
● Have crankshaft spline lubricated.
1 Perform these procedures more frequently under severe, dusty, dirty conditions.
Have a Kohler authorized dealer perform this service.
2
Oil Recommendations
We recommend use of Kohler oils for best
performance. Other high-quality detergent
oils (including synthetic) of API (American
Petroleum Institute) service class SJ or higher
are acceptable. Select viscosity based on air
temperature at time of operation as shown in
table below.
5W-30
°F -20 0 20
°C -30 -20 -10
24 590 43 Rev. --
WARNING
1
1
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
NOTE: To prevent extensive engine wear or
damage, never run engine with oil level
below or above operating range
indicator on dipstick.
Ensure engine is cool. Clean oil fi ll/dipstick
areas of any debris.
1. Remove dipstick; wipe oil off.
a. Press-in cap: reinsert dipstick into tube;
press completely down.
b. Thread-on cap: reinsert dipstick into
tube; rest cap on tube, do not thread cap
100
onto tube.
40
2. Remove dipstick; check oil level. Level
should be at top of indicator on dipstick.
3. If oil is low on indicator, add oil up to top of
indicator mark.
4. Reinstall dipstick and tighten securely.
or
EN
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