D03.30-1005-06
1 Ring gear
2 Flywheel
"a" Diameter of centering collar
| Removing, installing | ||
1 | Remove flywheel (2) | ||
2 | Replace ring gear (1) | Drill hole on surface of ring gear and snap with a chisel or heat rapidly and remove immediately. | |
Inspect diameter of centering collar (a) for the ring gear. If the specification is not achieved | |||
replace flywheel. | |||
Installing: clean contact surface of ring gear on flywheel before fitting on. Heat ring gear with heating plate or heating oven and fit onto the flywheel. | |||
The ring gear is hardened. Do not exceed a temperature of about 220 °C when heating. Use temperature measuring chalk! | |||
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Heat the ring gear evenly with a flame only in exceptional cases. Heat only the inside of the ring gear. After replacing the ring gear, it is not necessary to re-balance the flywheel. | |||
3 | Inspect lateral runout at ring gear | ||
4 | Install in the reverse order |
Test data of starter ring gear
Number | Designation | Engine | ||
BE03.30-N-1001-04A | Diameter "a" centering collar | At ring gear | mm | 275.000–275.052 |
At flywheel | mm | 275.315–275.396 | ||
BE03.30-N-1002-04A | Permissible lateral runout of ring gear | mm | 0.25 | |
Commercially available tools