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Maintenance
G011733
1
Figure 35
1. Feeler gauge
Figure 36
1. Feeler gauge
• If the gap is less than 0.010 inch, then
reinstall the shim and reference the
Troubleshooting section.
• If the gap is sufcient, proceed to the
safety check in step
F.
F. Perform the following safety check:
a. Sit on the seat and start the engine.
b. Make sure the blades Do Not engage with
the PTO switch “off ” and the clutch
disengaged.
If the clutch does not disengage,
reinstall the shim and reference the
Troubleshooting section.
c. Engage and disengage the PTO switch
ten consecutive times to ensure the clutch
is functioning properly. If the clutch
does not engage properly, reference the
Troubleshooting section.
Cleaning
Clean Engine and Exhaust
System Area
Service Interval: Before each use or daily
(May be required more
often in dry or dirty
conditions.)
CAUTION
Excessive debris around engine cooling air
intake and exhaust system area can cause engine,
exhaust area, and hydraulic system to overheat
which can create a re hazard.
Clean all debris from engine and exhaust system
area.
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. Clean all debris from rotating engine air intake
screen, around engine shrouding, and exhaust
system area.
3. Wipe up any excessive grease or oil around the
engine and exhaust system area.
Remove Engine Shrouds and
Clean Cooling Fins
Service Interval: Every 100 hours
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. Remove cooling shrouds from engine and clean
cooling ns. Also clean dust, dirt and oil from
external surfaces of engine which can cause
inadequate cooling.
3. Make sure cooling shrouds are reinstalled.
Operating the engine without cooling shrouds will
cause engine damage due to overheating.
Clean Hydro Fan Cooling
Fins
Service Interval: Before each use or daily
Removing debris from the hydro fan cooling ns will
allow the hydro system to run cooler and improve the
life of the hydro system.
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