Exmark Ultra Vac QDS - Manual (Page 17)

Maintenance
Lubricate Grease Fittings
Note: See chart for service intervals.
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. Lubricate fittings with NGLI grade #2
multi-purpose gun grease.
Refer to the following chart for fitting locations
and lubrication schedule.
Lubrication Chart
Fitting
Locations
Initial
Pumps
Number of
Places
Service
Interval
1. Idler
Bushings 1–2 1 25 Hours
Check Condition of Belt
Service Interval: Every 50 hours
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. Inspect the belt position on the idler arm.
The idler arm may become bent during use or
transport. A bent idler arm could cause the belt
to jump off of the idler and be damaged.
A. Make sure the belt cover is installed and run
the blower for one to two minutes.
B. Shut off the deck drive, stop engine and wait
for all moving parts to stop. Remove key.
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.
C. If the belt is not riding near the center of the
idler, remove the blower, and bend the idler
arm slightly.
D. Reinstall the blower and belt cover and repeat
steps A through C until the belt is positioned
near the center of the idler.
3. Inspect the belt for damage or wear. Replace belt
with one of the following:
Deck Part No.
44 inch Deck 1-653332
46 inch Deck 1-653438
48 inch Deck 1-653333
50 inch Deck 103-0866
52 inch Deck 1-653438
56 inch Deck 109-9249
A. To replace belt, remove the belt guide on the
blower (Figure 8)
Figure 8
1. Spring loaded idler 4. Belt guide
2. Impeller sheave 5. Deck sheave
3. Fixed idler
B. Install the belt onto the blower assembly as
shown.
C. Reinstall the belt guide removed previously.
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