Viessmann VITOCELL 300-B Service Instructions Manual page 8

Type evb dhw cylinders, 300 and 500 litres, type evi dhw cylinders, 200 to 500 litres

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Commissioning, inspection, maintenance

Further details regarding the individual steps

Returning the DHW cylinder into use

(cont.)

1. Reconnect the DHW cylinder to the

pipework.

2. Insert new gaskets H underneath

flange lid E or cylinder cap F.

3. Refit flange lid E or cylinder cap

F with stainless steel circular

blank G and tighten with the

required torque.

Cylinder cap: 160 Nm

Flange lid: 40 Nm

4. Fill the DHW cylinder from the DHW

side.

5. If the DHW cylinder is pressurised,

re-tighten the screws on flange lid

E with a torque of 40 Nm.

6. Fit thermometer sensor D, thermal

insulation mats C and hood B or

top panel A.

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Vitocell 300-v Vitocell 300-b evb Vitocell 300-v evi