Advertisement
1. Latch pin assembly
2. 1/2-13 x 3 1/4 inch
capscrew
3. 1/2-13 inch hex flange lock
nuts
All Units:
Tighten all hardware that attaches the UltraVac mount
to the machine frame. Start with the screws that hold
the mount weldment to the rear of the unit and work
forward.
All Units–Torque Lower Roll Bar
Hardware:
Torque all lower roll bar hardware attached to the
machine frame to 30-35 ft-lb (41-47 N-m).
Lazer Z Units with Serial Number
352,000–509,999:
Reinstall the rear wheels and lower the unit from the
jack stands.
All Units:
Apply a light coat of grease to the front and rear of
the upper tube of the mount weldment. Install the
hood assembly (item 7) onto the mount by slipping the
hook portion over the top mounting tube of the mount
weldment. Secure the assembly to the mount using the
clevis pins (item 19) and hairpins (item 20).
Install the bag assemblies (item 1) by inserting the hook
portion into the slots in the cross bar of the hood
assembly.
Figure 8
4. Apply oil to inside surface
of ear shaped plates.
5. Upper roll bar tube
Installing the Blower Assembly
Units Serial Number 352,000–509,999
without Splined Blade Driver:
1. Stop the engine, remove the key, and wait for all
moving parts to stop.
2. Lower the deck fully. Remove the right hand belt
cover. Remove the belt cover mounting stud that
protrudes from the deck.
3. Remove the deck drive belt from around the right
hand spindle sheave.
4. Support the right mower blade and shaft so that it
will not fall out of the deck when the right sheave
nut is removed.
5. Remove the right sheave nut, spring disc washer, and
sheave from the spindle shaft.
Block the blade rotation with a block of wood
between the blade and baffles as indicated in
the blade service section of the units Operator's
manual. Do Not use the blade bolt to prevent
rotation.
6. Apply a light coat of Mobil HTS grease (or food
grade antisieze) to the top portion of the spindle
shaft where the sheave mounts.
7. Install the double sheave (item 12) onto the right
spindle shaft. Install the spring disc washer and
nut. Make sure that the spring disc washer cone
is installed towards nut (see Figure 9). Torque the
sheave nut to 140-145 ft-lb (190–197 N-m).
Block the blade rotation with a block of wood
between the blade and baffles as indicated in the
blade service section of the Lazer Z Operator's
manual. Do Not use the blade bolt to prevent
rotation.
1. Torque sheave nut to
140-145 ft-lb (190–197
N-m).
9
Figure 9
2. Install with cone towards
nut.
Advertisement
