Exmark LAZER Z LHPUV4448 Setup Instructions page 9

Install Blower Assembly
1. Remove the belt guide on the blower (Item 11).
(See Figure 12)
2. Install the belt (from the Drive Kit – Item 24) onto the
Blower Assembly (Item 11) as shown.
FIGURE 12
3. Reinstall the belt guide removed in step 1.
4. Remove Discharge Chute (Item 20) by pulling the
hairpin (Item 19) and chute pivot pin (Item 18) (from
the Drive Kit installed in section Discharge Chute
Replacement.).
5. Remove the Belt Cover on the right side of the deck.
Install the Blower by inserting the mounting pin into
the tube welded to the rear corner of the deck.
Pivot the blower until the front pin engages the slot
in the deck. Adjust the position of the front pin if
necessary to engage the slot. Use the latch to lock
the blower in this position (See Figure 13). Adjust
tension on latch to draw blower up to deck, yet allow
release by hand.
FIGURE 13
6. Pull the idler release handle and install the belt
in the upper groove of the deck sheave.
7. Install the Belt Cover (Item 25) using the two
knobs. Install the discharge tube assembly by
slipping the upper end into the hood, then sliding
the lower end over the blower discharge
opening. Use the latches to retain the lower
end to the blower.
For units above SN 600,000 (Triton deck):
8. Adjust dog leg baffle to match Ultra Vac blower
intake opening. Adjusting too wide may allow
objects to be thrown from under the mower deck
at high speed. Adjusting too narrow may cause
plugging issues.
WARNING
POTENTIAL HAZARD
♦
If the blower intake opening is not correct it
will allow objects to be thrown in operator's or
bystander's direction. Also, contact with blade
could occur.
WHAT CAN HAPPEN
♦
Thrown objects or blade contact can cause
serious injury or kill you or bystanders.
HOW TO AVOID THE HAZARD
♦
Adjust dog leg baffle to match intake opening.
Adjust Blower Drive Belt Position
1. Read the operator's manual for the Ultra Vac
and mower before performing this adjustment.
Make sure that you understand the controls,
their locations their functions and safety
requirements.
2. Ensure the blower, belt cover, bags, tube and
hood are in good condition, properly attached
and latched.
3. Run the unit with the PTO and blower engaged
for two minutes.
4. Disengage the PTO, stop the engine and
remove key.
5. Remove the belt cover and check to make sure
that the belt is riding near the center of the flat
idler on the idler arm. If the belt is not riding
near the center of the idler, remove the blower,
and bend the idler arm slightly.
6. Reinstall the blower and belt cover and perform
steps 3-5 again to verify belt position.
109-3195 Rev. C
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