Viessmann VITOCELL 300B Istruzioni operative

VIESMANN

Service instructions

for contractors

Vitocell 300-B

Type EVB

DHW cylinders, 300 and 500 litres

Vitocell 300-V

Type EVI

DHW cylinders, 200 to 500 litres

VITOCELL 300-B

VITOCELL 300-V

5692 709 GB 3/2007 Please keep safe.

Please follow these safety instructions closely to prevent accidents and

material losses.

Safety instructions explained

Danger

This symbol warns against the

risk of injury.

!Please note

This symbol warns against the

risk of material losses and

environmental pollution.

Note

Details identified by the word "Note"

contain additional information.

Target group

These instructions are exclusively

designed for qualified personnel.

&Work on gas equipment must only

be carried out by a qualified gas fit-

ter.

&Work on electrical equipment must

only be carried out by a qualified

electrician.

&The system must be commissioned

by the system installer or a qualified

person authorised by the installer.

Regulations

Observe the following when working

on this system

&all legal instructions regarding the

prevention of accidents,

&all legal instructions regarding

environmental protection,

&theCodeofPracticeofrelevant

trade associations,

&all current safety regulations as

defined by DIN, EN, DVGW, TRGI,

TRF, VDE and all locally applicable

standards.

If you smell gas

Danger

Escaping gas can lead to

explosions which may result in

serious injury.

&Never smoke. Prevent naked

flames and sparks. Never

switch lights or electrical

appliances ON or OFF.

&Close the gas shut-off valve.

&Open windows and doors.

&Remove all people from the

danger zone.

&Notify your gas or electricity

supplier from outside the

building.

&Shut off the electricity supply

to the building from a safe

place (outside the building).

If you smell flue gas

Danger

Flue gas can lead to life-threa-

tening poisoning.

&Shut down the heating sys-

tem.

&Ventilate the boiler room.

&Closealldoorsleadingtothe

living space.

Safety instructions

5692 709 GB

Workingonthesystem

&When using gas as fuel, also close

the main gas shut-off valve and

safeguard against unauthorised

reopening.

&Isolate the system from the power

supply and check that it is no longer

'live', e.g. by removing a separate

fuse or by means of a main isolator.

&Safeguard the system against

unauthorised reconnection.

!Please note

Electronic modules can be

damaged by electro-static dis-

charges.

Touch earthed objects, such as

heating or water pipes, to dis-

charge static loads.

Repair work

!Please note

Repairing components which

fulfil a safety function can com-

promise the safe operation of

your heating system.

Replace faulty components

only with original Viessmann

spare parts.

Ancillary components, spare and

wearing parts

!Please note

Spare and wearing parts which

have not been tested together

with the heating system can

compromise its function. Instal-

ling non-authorised compo-

nents and non-approved

modifications/conversion can

compromise safety and may

invalidate our warranty.

For replacements, use only ori-

ginal spare parts from

Viessmann or those which are

approved by Viessmann.

Safety instructions (cont.)

Safety instructions

5692 709 GB

Commissioning, inspection, maintenance

Steps - commissioning, inspection and maintenance................................... 5

Further details regarding the individual steps .............................................. 6

Parts lists

Parts list Vitocell 300-B (300 litres).............................................................. 9

Parts list Vitocell 300-B (500 litres).............................................................. 11

Parts list Vitocell 300-V (200 and 300 litres) ................................................ 13

Parts list Vitocell 300-V (500 litres).............................................................. 15

Commissioning/service reports............................................................... 17

Product parameters .................................................................................. 18

Accessories

Accessory specification .............................................................................. 19

Certificates

Declaration of conformity ............................................................................ 21

Index

5692 709 GB

For further information regarding the individual steps, see the page indicated

Commissioning steps

Inspection steps

Maintenance steps Page

!!!



•1. Filling the DHW cylinder..................................................... 6

•• 2. Inspection and maintenance ............................................ 6

•• 3. Shutting down the system

•• 4. Checking the sensor wells for leaks

•• 5. Checking the function of all safety valves

•• 6. Cleaning the inside of the DHW cylinder...................... 6

•• 7. Returning the DHW cylinder into use ............................ 8

•• 8. Checking connections and sensor wells for leaks

on the heating water side

Steps - commissioning, inspection and maintenance

Commissioning, inspection, maintenance

5692 709 GB

Filling the DHW cylinder

1. Fill the DHW cylinder from the

DHW side.

Note

If the DHW cylinder is pressurised,

re-torque the flange lid with a tor-

queof40Nm.

The cylinder cap does not need to

be tightened.

2. Check the fittings on the heating

water and DHW side for leaks and

tighten, if required.

3. Check sensor wells for leaks and

retighten, if required.

4. Check the function of the safety

valves according to manufacturer's

instructions.

Inspection and maintenance

DIN 1988 specifies a visual inspection

and (if required) cleaning no later than

two years after the cylinder has been

taken into use and thereafter accord-

ing to requirements.

Cleaning the inside of the DHW cylinder

1. Drain the DHW cylinder from the

DHW side.

2. Remove top panel Aor hood B,

thermal insulation mats Cand

thermometer sensor D.

3. Remove flange lid Eor cylinder

cap Fwith stainless steel circular

blank Gand gaskets H.

4. Disconnect the DHW cylinder from

the pipework to prevent cleaning

agents and contaminants entering

the pipework.

5. Remove loose deposits with a high

pressure cleaner.

Further details regarding the individual steps

Commissioning, inspection, maintenance

5692 709 GB

!Please note

Pointed objects or those with

sharp edges will damage the

internal cylinder wall.

Only use plastic tools to

clean the inside.

6. Use a chemical cleaning agent to

remove hard deposits that cannot

be removed by a high pressure

cleaner.

!Please note

Cleaning agents containing

hydrochloric acid attack the

material of the DHW cylin-

der.

Never use such cleaning

agents.

Danger

Cleaning agent residues can

lead to poisoning.

Always observe the details

provided by the cleaning

agent manufacturer.

7. Fully drain any cleaning agent.

8. Thoroughly flush the DHW cylin-

der after cleaning.

Parts list Vitocell 300-B (300 litres)

Commissioning, inspection, maintenance

5692 709 GB

Returning the DHW cylinder into use

1. Reconnect the DHW cylinder to the

pipework.

2. Insert new gaskets Hunderneath

flange lid Eor cylinder cap F.

3. Refit flange lid Eor cylinder cap

Fwith stainless steel circular

blank Gand 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

Ewithatorqueof40Nm.

6. Fit thermometer sensor D, thermal

insulation mats Cand hood Bor

top panel A.

Further details regarding the individual steps (cont.)

Commissioning, inspection, maintenance

5692 709 GB

When ordering spare parts:

Quote the type and serial no. (see

type plate) and the item no. of the

required part (as per this parts list).

Obtain standard parts from your local

supplier.

001 Top panel

002 Upper insulation mat

003 Hood

004 Thermal insulation mat hood

005 Sensor retaining clip

006 Cylinder cap (with items 007 and

008)

007 Stainless steel circular blank

(with item 008)

008 Gasket

009 Sensor fixture

010 Sensor well (with item 009)

011 Sensor well thermal insulation

012 Reducer

013 Adjustable foot

014 Gasket

015 Dummy flange (with item 014)

016 Thermometer

018 Vitocell 300 logo

019 Cable trunking

Parts not shown

020 Installation instructions

022 Service instructions

023 Touch-up spray, Vitosilver

024 Touch-up paint stick, Vitosilver

AType plate

Parts list Vitocell 300-B (300 litres)

Parts lists

5692 709 GB

Parts list Vitocell 300-B (300 litres) (cont.)

Parts lists

5692 709 GB

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