Major 1150 Slurry Vac, Руководство оператора и список запчастей

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Replacing the Centrifugal Pump Shaft (versions with centrifuge)
1. Unscrew the screws of the gearbox cover and remove it.
2. Unscrew the front cover “75” and remove the screws.
3. Unscrew the screws fixing the centrifugal pump support to the gearbox.
4. Use screws to extract the centrifugal pump and position it on the workbench.
5. Remove the volute, together with the external flange, by slipping it off its support.
6. Unscrew the self-locking nut and remove the impeller from the centrifugal pump shaft.
7. Remove the key from the shaft.
8. Slacken the two brass nuts of the packing gland;
9. Remove the front bearing of the centrifugal pump shaft.
10. Slip off the shaft to be replaced by hitting the back with a drift and a hammer until it comes out of the volute
support.
11. Remove the back bearing from the shaft and replace it.
12. Fit the back bearing to the support.
13. Insert the new shaft on the support by hitting the front with a drift and a hammer.
14. Tighten the two brass nuts of the packing gland;
15. Attach the key and then the impeller to the shaft.
16. Tighten the self-locking nut.
17. Attach the volute to the support, together with the external flange.
18. Tighten the screws fixing the volute to the support.
19. Attach the centrifugal pump to the gearbox and fix it with screws.
20. Insert the bearing on the shaft in the seat of the gearbox.
21. Fix on the cover “75” with clamping screws.
22. Fix on the gearbox cover with screws.
Replacing the Impeller
1. Unscrew the screws and remove the external volute flange.
2. Unscrew the self-locking nut and remove the impeller.
3. Fit the new impeller to the shaft.
4. Screw on the self-locking nut.
5. Attach the external volute flange.
6. Tighten the clamping screws of the external volute flange.
Replacing the Volute
1. Unscrew the screws and remove the external volute flange.
2. Unscrew the screws fixing the volute to the support.
3. Remove the volute by slipping it off its support.
4. Insert the new volute.
5. Tighten the screws fixing the volute to the support.
6. Attach the external flange to the volute.
7. Tighten the screws of the external volute flange;
Replacing the Volute Support
1. Unscrew the screws and remove the front cover “75”.
2. Unscrew the screws fixing the centrifugal pump support to the gear box.
3. Use two screws to extract the centrifugal pump and put it on the workbench.
4. Unscrew the screws fixing the volute to the support.
5. Remove the volute, together with the external flange, by slipping it off its support.
6. Unscrew the self-locking nut.
7. Remove the impeller from the centrifugal pump shaft.
8. Remove the key.