Wheel Hub - Slotted Nut Torque Specification; Thread Locking Adhesives; Copper-Based Anti-Seize; Dielectric Grease - Exmark LAZER Z PROPANE Operator's Manual

Maintenance
*May need more often under severe conditions.
10. Remove the catch pan and properly dispose of
hydro oil and filter according to local codes.
11. Re-install the pump drive belt.
12. Start engine and move throttle control ahead to
full throttle position. Move the speed control
levers to the full speed and run for one minute.
Shut down the machine, allow the hydros to cool
and recheck oil level.
13. Remove the jack stands.
Note: Do Not change the hydraulic system oil
(except for what can be drained when changing filter),
unless it is felt the oil has been contaminated or been
extremely hot.
Changing oil unnecessarily could damage hydraulic
system by introducing contaminants into the system.
Wheel Hub - Slotted Nut
Torque Specification
Service Interval: After the first 100 hours
Every 500 hours thereafter
Torque the slotted nut to 211-260 ft-lb (286-352
N-m).
Note: Do Not use anti-seize on wheel hub.

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 cooling fan screw.
• 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.
Dielectric grease should not be applied to sealed
connectors.
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