Mobil Hts Grease (Or Food-Grade Anti-Seize); Copper-Based Anti-Seize; Dielectric Grease; Adjustments - Exmark LAZER Z ADVANTAGE SERIES Operator's Manual

• Caster wheel spacer nuts.
• Fuel tank bulkhead fitting nuts.
Adhesives such as "Loctite RC/609 or RC/680" or
"Fel-Pro Pro-Lock Retaining I or Retaining II" are
used on the following:
Fuel tank studs, where studs are inserted into tank.
Mobil HTS Grease (Or
Food-Grade Anti-seize)
Mobil HTS grease (or food-grade anti-seize) is used
in the following locations:
• Between the cutter housing spindle and bearings.
• Between the cutter housing spindle and sheave.
• Under top cutter housing bearing guard.
• Between the jackshaft and bearings and the
jackshaft and sheaves.

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.

Adjustments

Note: Disengage PTO, shut off engine, wait for
all moving parts to stop, engage parking brake, and
remove key before servicing, cleaning, or making any
adjustments to the unit.

Deck Leveling

1. Position mower on a flat surface.
2. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
3. Check tire pressure in drive tires. Proper inflation
pressure for tires is 13 psi (90 kPa). Check tire
pressure in caster tires. Proper inflation pressure
for tires is 13 psi (90 kPa). Adjust if necessary.
4. Set anti-scalp rollers to top holes or remove them
completely for this adjustment.
5. Raise the deck to the 5 inch (12.7 cm) height
position (also transport position) and take all force
off of the two large deck lift springs by loosening
the nuts at the front of each spring (Figure 14).
6. For 52 & 60 inch units: Lower the deck to the 1
1/2 inch (3.81 cm) height position.
For 72 inch units: Lower the deck to the 1 1/2
inch (3.81 cm) height position. Force the left rear
deck support arm downward about 1/4 inch (6.4
mm) to get the deck to rest at the 1 1/2 inch
height position. Place locking pliers between the
rear swivel and spring stop to hold the deck in
this position (Figure 14).
7. Place a 3/4 inch (19 mm) thick block of wood
under each of the two rear anti- scalp roller
brackets and place one under one of the front
center anti-scalp roller brackets.
8. Loosen the two top chain bolts in slots in the rear
deck lift arms. Loosen jam nuts and back off the
socket head adjusting screws on the bottom of
the arms until the chains are just loose. Turn the
socket head adjusting screws in until slack is taken
out of each chain. Tighten the jam nuts. Tighten
the chain bolts in the deck lift arms making sure
they don't move while tightening.
9. Loosen the four nuts which secure the front
swivels (two per side) until the front chains are
loose and front of deck is supported by the 3/4
inch (19 mm) block. Do Not loosen the front
chain hardware.
33
Maintenance