OPERATION
186 MM159 (6–94)
2Ć16
5. Turn the on-off switch key to the left.
Remove the key from the on-off switch.
FOR SAFETY: Before Leaving Or Servicing
Machine; Stop On Level Surface, Set Parking
Brake, And Turn Off Machine And Remove
Key.
NOTE: For machines serial number 004369 and
above, the filter shaker by-pass switch should be
in the “off” position to prevent the filter shaker
from shaking.
6. LPG powered machines: Close the LPG
tank liquid service valve.
POST OPERATION CHECKLIST – ENGINE
STOPPED
Check skirts for damage, wear, and adjustment.
Check for wire or string tangled on brushes.
Drain and clean recovery tank.
Check vacuum hoses for debris or obstructions.
Check to make sure LPG tank service valve is
closed.
Check for LPG odor or frost on LPG hoses and
components, indicating a leak.
Check for leaks.
DOUBLE SCRUBBING OPERATION
Double scrubbing is a method of removing heavy
accumulations of soilage, dirt, wax, or spills. It
involves making two passes over the area to be
cleaned. To double scrub, make a single pass
over the surface being cleaned with the rear
squeegee raised. Allow the solution to soak on
the floor for 15 to 20 minutes. Then make a
second scrubbing pass in the normal manner with
the rear squeegee lowered.
FOR SAFETY: When Using Machine; Go Slow
On Grades And Slippery Surfaces.
OPERATION ON GRADES
Drive the machine slowly on grades. The
maximum rated climb angle is 8 degrees. The
maximum rated descent angle is 6 degrees.
FOR SAFETY: When Using Machine; Go Slow
On Grades And Slippery Surfaces.
VACUUM WAND OPTION
The vacuum wand option gives the machine the
added flexibility of picking up debris not
accessible to the machine. An 84 in (2135 mm)
hose utilizes the machine vacuum system.
TO OPERATE VACUUM WAND
1. Stop the machine close to the area to be
cleaned.
2. Raise the main brush and side brush
3. Stop the engine.
FOR SAFETY: Before Leaving Or Servicing
Machine; Stop On Level Surface, Set Parking
Brake, And Turn Off Machine.
4. Remove the vacuum wand and hose from its
storage location.
5. Assemble the vacuum wand to the vacuum
hose.
A
B
07127
VACUUM WAND
A. Vacuum Hose
B. Storage Bin
Summary of Contents for 186
Page 1: ...186 MM159 Rev 05 12 95 Operator Manual ...
Page 10: ...SPECIFICATIONS 186 MM159 6 94 1Ć2 ...
Page 14: ...OPERATION 186 MM159 6 94 2Ć2 ...
Page 84: ...MAINTENANCE 186 MM159 6 94 3Ć48 ...
Page 86: ...APPENDIX 186 MM159 6 94 4Ć2 ...
Page 88: ...APPENDIX 186 MM159 6 94 4Ć4 ...
