Operation Manual

61Maintenance

6.4.6 Removal and installation of the drain pump

For removing the drain pump the steam cylinder must be removed rst (see chapter 6.4.3).

1. Detach electric cables (polarity of the cables must not be observed).

2. Release hose clamps and remove the hoses from the connectors.

3. Undo the two screws on the bottom of the housing with Phillips screwdriver, then remove drain pump.

4. Separate the electric motor from the pump body: release the lock on the bayonet catch, then counter-

rotate the electric motor and the pump body. Remove O-ring.

The assembly and the installation of the drain pump follows the reverse sequence of the removal. Before

assembling the pump, check O-ring for damage and replace if necessary. Then, place the O-ring on the

centering collar and moisten the O-ring with water.