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Maintenance
4. If more than two threads (0.1 inch) are
showing remove nut and install washer (P/N
1-523157) between hub and nut.
5. Torque the slotted nut to 200 ft-lb (271 N-m).
6. Then tighten nut until the next set of slots line
up with the cross hole in shaft. Do Not loosen
nut to align the slot. If required, tighten to
the next set of slots.
7. Install new cotter pin (P/N 1-806800).
Note: Do Not use anti-seize on wheel hub.
Check Spark Arrester
(if equipped)
Service Interval: Every 50 hours
WARNING
Hot exhaust system components may ignite
gasoline vapors even after the engine is
stopped. Hot particles exhausted during
engine operation may ignite ammable
materials. Fire may result in personal injury
or property damage.
Do Not refuel or run engine unless spark
arrester is installed.
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. Wait for mufer to cool.
3. If any breaks in the screen or welds are observed,
replace arrester.
4. If plugging of the screen is observed, remove
arrester and shake loose particles out of the
arrester and clean screen with a wire brush (soak
in solvent if necessary). Reinstall arrester on
exhaust outlet.
Thread Locking Adhesives
Thread locking adhesives such as “Loctite 242”
or “Fel-Pro, Pro-Lock Nut Type” are used on the
following fasteners:
• ROPS spring pin housing.
• Hydro pump control arm, linkage bolt, and
attachment bolt.
• Hydro park brake cable anchor mounting bolt
• Sheave and clutch retaining bolt in the end of
engine crankshaft.
Thread locking adhesives are required for some
hardware on engines — see the Engine manual.
Copper-Based Anti-seize
Copper-based anti-seize is used in the following
location:
On threads of Blade Bolts. See Check Mower
Blades section.
Dielectric Grease
Dielectric grease is used on all blade type electrical
connections to prevent corrosion and loss of contact.
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