1987 - 1993 Owner's Manuals
| MODEL | OWNER’S MANUAL |
|---|---|
| MB 2/50S | 7734600 |
| AQ 120B | 7733800 |
| AQ 211, BB 231A/MS4A, BB 261A/MS4A, 430, 431 | 7734492 |
| 432, 434, 500, 501A, 501B | 7735065 |
| 501A/MS4, 501B/MS4 | 7734492 |
| 570, 570/MS4 | 7735065 |
| 571 | 7734492 |
| 572 | 7735065 |
| 740A, 740A/MS5, 740B/MS5 | 7734485 |