Turbosol Beton Master, Operation And Maintenance Manual

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MAINTENANCE
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561270 - IS19/07 - EN
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FIG.47
- Empty the water tank.
- Start the machine, and with the engine idling, turn the handwheel (r1) to set the flow of the hydraulic pump at minimum.
- Start reverse pumping.
- Watch the hopper and when one of the pistons reaches the end of its stroke lift the safety grid to stop the pumping.
- Stop the machine.
The following steps must be carried out with the machine switched off.
To facilitate operations we recommend removing the upper hopper by unscrewing its four fastening
screws. Be sure to remove the hopper safety sensor too.
- Remove the screw (FIG. 48-REF. 1) on the piston head.
FIG.48 FIG.49
- Slip on the guide ring (FIG. 49-REF. 1) applying the tapered part on the wear plate.
- Holding the guide ring against the liner, slip the spacer (FIG. 49-REF. 2) on to the guide ring.
- Mount the flange for removing the piston (FIG. 50-REF. 1).