Exmark BRS270CKC36000 Operator's Manual page 19

Figure 11
1. Caster wheel tube
2. Positions to achieve 1/8
inch (3 mm) increments
6. Raise or lower the caster wheel tube to achieve the
sweep area as stated in Checking the Sweeping
Path. Select any hole combination that is in
alignment to place and latch the retaining pin;
match the same position on the other side.
7. For fine tuning adjustments, slide the adjuster
sleeve one pin hole location up or down on the
caster wheel tube to adjust the broom height in
1/8 inch (3 mm) increments (reference Figure 11).
Repeat for the other caster wheel.
• To raise the broom in 1/8 inch (3 mm)
increments, slightly raise the adjuster sleeve
and insert the pin into the next pin hole below
the current hole used.
• To lower the broom in 1/8 inch (3 mm)
increments, slightly lower the adjuster sleeve
and insert the pin into the next pin hole above
the current hole used.
8. Once the desired height is reached, secure the pin
on each caster wheel. Recheck the sweeping area.
Adjusting Broom Side Angle
1. Disengage the broom and stop the engine.
2. Wait for all moving parts to stop.
3. Push the lever down using the RH thumb (see
Figure 4).
4. Squeeze the left wheel clutch lever to the handle
and push the broom housing to the desired angle;
3. Pin
4. Adjuster sleeve
the broom can rotate 19 degrees to the right or
left or straight ahead.
5. Once the broom is positioned, release the broom
angle lever. Release the left wheel clutch lever and
make sure the broom is locked into place.
Alternate Caster Location
For snowy conditions, mount the casters behind the
broom bristles as shown in Figure 12.
1. Hardware
Clearing a Clogged Broom
WARNING
The rotating broom could cause serious injury.
Always use caution when cleaning the broom.
• If the broom becomes clogged, stay in the
operating position and release the left hand
traction drive lever. While engaging the broom,
push down on the handles to raise the front of
the machine a few inches (centimeters) off the
pavement. Then lift the handles quickly to bump
the front of the machine on the pavement. Repeat
if necessary.
• If you cannot unclog the broom by bumping the
front of the machine:
– Park the machine on level ground. Stop
engine, wait for all moving parts to stop, and
remove the spark plug wire(s).
– Sharp objects can become entangled in
bristles. Use gloves and caution when cleaning
19
Operation
Figure 12
2. Caster