Winterhalter STR series, Operating Instructions Manual

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Taking the machine out of service for a longer period of time
14
8.3 Maintenance by customer service
We recommend having the machine serviced at least once a year by a Winterhalter service
technician. This service should also include having components subject to wear or ageing being
checked and replaced if necessary.
Examples of such components:

Water supply hoses

Dosing tubes

Splash curtains
9 Taking the machine out of service for a longer period of time
Comply with these instructions if you need to take the machine out of service for a longer period of time
(company holidays, seasonal operation).

Drain the machine (

8.1.1).

Clean the machine as described in point 8.1.

Leave the machine door open.

Close the water stopcock in the building.

Switch off the mains disconnector in the building.
If the machine is installed in a room that is not protected against frost, do the following:

Contact a Winterhalter service technician and request frostproofing of the machine.

The technician must drain the boiler and the drain pump. In machines with a non-pressurised boiler,
the rinse pump must also be drained.
Taking the machine back into service

Open the water stopcock in the building.

Switch on the mains disconnector in the building.

Switch on the machine.

The boilers fill up automatically. Start heating only when the minimum level has been reached in the
main wash zone tank or when the boiler is filled in order to prevent the heating elements in the boilers
from burning through.