MACHINE TROUBLESHOOTING
| PROBLEM. | CAUSE | SOLUTION | 
| 
 | 
 | 
 | 
| Excessive dusting | Dust skirts and seals worn, | Replace or adjust skirts or seals. | 
| 
 | damaged, not adjusted | 
 | 
| 
 | properly | 
 | 
| 
 | Dust filter clogged or | Shake and clean or replace filter. | 
| 
 | damaged | 
 | 
| 
 | Vacuum hose damaged | Replace vacuum hose. | 
| 
 | Vacuum fan not operated | Belt loose, broken or off pulley. | 
| Poor sweeping | Broom bristles worn | Replace brooms. | 
| performance | 
 | 
 | 
| 
 | Brooms not adjusted | Adjust brooms. | 
| 
 | properly. | 
 | 
| 
 | Debris caught in broom | Free mechanism of debris. | 
| 
 | drive mechanism. | 
 | 
| 
 | Main broom drive failure | Belt loose, broken or off pulley. | 
| 
 | Side broom drive failure | Check circuit breaker. Check side broom motor | 
| 
 | 
 | circuit. | 
| 
 | Hopper dump door closed | Open dump door. | 
| 
 | Hopper full | Empty hopper. | 
| 
 | Hopper floor skirts worn, | Replace skirts. | 
| 
 | damaged | 
 | 
| Machine travels slowly | Parking brake set | Release parking brake. | 
| or not at all | 
 | 
 | 
| 
 | Towing valve activated. | Release towing valve. | 
| 
 | Linkage broken or not | Inspect and adjust or repair. | 
| 
 | properly adjusted | 
 | 
| 
 | Transmission drive belt | Inspect and repair. | 
| 
 | slipping or broken | 
 | 
| 
 | Main engine drive belt | Inspect and repair. | 
| 
 | failure | 
 | 
| 
 | Differential drive chain | Inspect and repair. | 
| 
 | failure. | 
 | 
| QTFSG/QTFSD 98349 05/15/03 | 
