OPERATION
2Ć21
186 MM159 (6–94)
MACHINE TROUBLESHOOTING
Problem
Cause
Remedy
Excessive dusting
Dust skirts and seals worn,
Replace or adjust skirts or seals
damaged, not adjusted properly
Dust filter clogged
Shake and/or clean or replace
filter
Vacuum Hose damaged
Replace vacuum hose
Vacuum belt slipping or broken
Adjust or replace belt
Poor sweeping performance
Brush bristles worn
Replace brushes
Brushes not adjusted properly
Adjust brushes
Debris caught in brush drive
Free mechanism of debris
mechanism
Hopper not adjusted properly
Adjust hopper floor clearance
Hopper full
Empty hopper
Hopper floor skirts worn, damaged Replace skirts
Trailing water – poor or no
Worn rear squeegee
Rotate or replace rear squeegee
water pickup
blade
Rear squeegee out of adjustment
Adjust rear squeegee
Recovery tank inspection cover
Adjust cover or replace seal
seal broken
Vacuum hose clogged
Flush vacuum hoses
Recovery tank full
Drain tank
Float stuck shutting off vacuum
Clean float and float guide
Debris caught on squeegee
Remove debris
Debris tray full
Empty tray
Foam filling recovery tank
Empty recovery tank;
change detergent
Vacuum hose to squeegee
Reconnect or replace vacuum
disconnected or damaged
hose
Vacuum fan to recovery tank
Replace hose
hose damaged
Vacuum fan belt slipping or broken Adjust or replace belt
Little or no solution flow to
Solution tank empty
Fill solution tank
floor
Solution control cable broken
Replace and/or adjust cable
or out of adjustment
Solution supply lines and
Flush solution supply lines,
spreader tube clogged
spreader tube
Solution tube in “up” position
Place tube in “down” position
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 ...