Viessmann VITOSOL-F Service Instructions Manual page 9

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Further details regarding the individual steps

A Shut-off valve

B Drain valve

C Fill valve

1. Open shut-off tap or valves.

Note

With the Solar-Divicon, open the non-

return valves by turning the thermom-

eters clockwise through 45°.

2. Close shut-off valve A.

3. Open drain valve B and fill

valve C.

Commissioning, inspection, maintenance

(cont.)

D Container for heat transfer medium

E Pressure gauge

F Fill pump

4. Connect hoses from the flushing and

filling facility. Fill the container with

heat transfer medium.

Note

Flush the system via the return con-

nection (flow direction to the collec-

tor).

Use a high speed pump for this pur-

pose.

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