MAINTENANCE
3-3
550E MM149 (3--91)
RECOMMENDED FIRST 50-HOUR MACHINE INSPECTION
AFTER THE FIRST 50 hours of operation, the
following procedures are recommended:
1. Check brushes for even wear and rotate
brushes end-for-end.
2. Check scrub brush pattern.
3. Check scrub head side squeegee blades for
wear or damage.
4. Check rear squeegee for worn or damaged
blades, or for incorrect adjustment.
5. Check vacuum fan and pump drive belts for
correct tension adjustment.
6. Check tires for correct inflation.
7. Check brush drive chains for correct tension
and oil level.
8. Check vacuum hoses for damage or loose
connections.
9. Check tightness of nut attaching each front
wheel hub to front axle.
10. Check tightness of front and rear wheel
mounting nuts.
11. Perform all remaining 50-hour lubrication
and maintenance procedures listed in
MAINTENANCE CHART
.
Summary of Contents for 550
Page 10: ...GENERAL INFORMATION 550E MM149 3 94 viii ...
Page 12: ...OPERATION 550E MM149 3 91 2 2 ...
Page 30: ...OPERATION 550E MM149 9 00 2 20 ...
Page 32: ...MAINTENANCE 550E MM149 3 91 3 2 ...
Page 62: ...MAINTENANCE 550E MM149 2 05 3 32 ...
Page 66: ...APPENDIX 550E MM149 3 91 4 4 ...
Page 74: ...STANDARD PARTS 550E MM149 5 01 6 4 Fig 2 Replacement Brushes 1 ...
Page 96: ...STANDARD PARTS 550E MM149 5 01 6 26 Fig 17 Electric Motor Group 1 2 3 4 5 6 ...
Page 105: ...STANDARD PARTS 6 35 550E MM149 5 01 Fig 23 Electrical Schematic 1 2 3 4 5 01228 550E ...
Page 106: ...STANDARD PARTS 550E MM149 5 01 6 36 Fig 23 Electrical Schematic 1 2 3 4 5 01228 550E ...
Page 117: ...STANDARD PARTS 6 47 550E MM149 5 01 Fig 31 Hydraulic Schematic 001330 005607 02361 550E ...
Page 118: ...STANDARD PARTS 550E MM149 5 01 6 48 Fig 32 Hydraulic Schematic 005608 11118 550E ...
Page 168: ...OPTIONS 550E MM149 9 99 8 18 ...
Page 182: ...BREAKDOWNS 550E MM149 10 10 9 14 ...