Viessmann Vitodens 100-W Guía rápida

Installation and service

instructions

for contractors

VIESMANN

Vitodens 100-W

Type WB1B, 7.9 to 26.0 kW

Wall mounted gas fired condensing boiler

Natural gas and LPG version

Gas council no.: 41-819-21; 41-819-22; 41-819-23; 41-819-24

VITODENS 100-W

5368 662 GB 2/2009 Please keep safe.

Please follow these safety instructions closely to prevent accidents and mate-

rial 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 envi-

ronmental pollution.

Note

Details identified by the word "Note" con-

tain 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 fitter.

■ Work on electrical equipment must

only be carried out by a qualified elec-

trician.

■ The system must be commissioned by

the system installer or a qualified per-

son authorised by the installer.

Regulations

Observe the following when working on

this system

■ all legal instructions regarding the pre-

vention of accidents,

■ all legal instructions regarding envi-

ronmental protection,

■ the Code of Practice of relevant trade

associations,

■ all current safety regulations as

defined by DIN, EN, DVGW, TRGI,

TRF, VDE and all locally applicable

standards,

■ Gas Safety (Installation & Use) Regu-

lations

– the appropriate Building Regulation

either the Building regulations, the

Building Regulation (Scotland),

Building Regulations (Northern Ire-

land),

– the Water Fittings Regulation or

Water Bylaws in Scotland,

– the current I.E.E. Wiring Regula-

tions.

If you smell gas

Danger

Escaping gas can lead to explo-

sions which may result in serious

injury.

■ Never smoke. Prevent naked

flames and sparks. Never

switch lights or electrical appli-

ances 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 build-

ing.

■ Shut off the electricity supply to

the building from a safe place

(outside the building).

Safety instructions

5368 662 GB

If you smell flue gas

Danger

Flue gas can lead to life-threat-

ening poisoning.

■ Shut down the heating system.

■ Ventilate the boiler room.

■ Close all doors leading to the

living space.

Working on the system

■ When using gas as fuel, also close the

main gas shut-off valve and safeguard

against unauthorised reopening.

■ Isolate the system from the power sup-

ply 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 unau-

thorised reconnection.

!Please note

Electronic modules can be dam-

aged 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 ful-

fil a safety function can compro-

mise 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 com-

promise its function. Installing

non-authorised components and

non-approved modifications/con-

version can compromise safety

and may invalidate our warranty.

For replacements, use only orig-

inal spare parts from Viessmann

or those which are approved by

Viessmann.

Safety instructions

Safety instructions (cont.)

5368 662 GB

Installation instructions

Preparing for installation

Product information.............................................................................................. 5

Preparing for installation....................................................................................... 5

Installation sequence

Installing the boiler and making all connections................................................... 8

Opening the control unit casing............................................................................ 11

Electrical connections........................................................................................... 12

Service instructions

Commissioning, inspection, maintenance

Steps - commissioning, inspection and maintenance.......................................... 15

Further details regarding the individual steps....................................................... 16

Troubleshooting

Function sequence and possible faults................................................................ 26

Fault messages on the display............................................................................. 27

Repairs................................................................................................................. 31

Gas type conversion

Converting from LPG to natural gas..................................................................... 37

Control unit

Functions and operating conditions in weather-compensated mode................... 39

Designs

Connection and wiring diagram............................................................................ 40

Parts lists............................................................................................................ 42

Specification....................................................................................................... 45

Certificates

Declaration of conformity...................................................................................... 46

Keyword index.................................................................................................... 47

Index

5368 662 GB

Vitodens 100-W, WB1B

Set up for operation with natural gas.

Preparing for installation

Preparing the boiler installation

Dimensions and connections

119

600 43

151

285

375

123

A B

AHeating flow

BHeating return

CCondensate drain: Plastic pipe 7

22 mm

Preparing for installation

Product information

5368 662 GB

Installation

DGas connection, 1/2" male iron

Fitting the wall retainer

150

Ø10

≥250

AVitodens installation template BOpening for the balanced flue

Preparing for installation

Preparing for installation (cont.)

5368 662 GB

1. Position the installation template pro-

vided on the wall.

2. Mark out the rawl plug holes.

3. Drill 710 mm holes and insert the

rawl plugs provided.

4. Secure wall retainer with screws pro-

vided.

Preparing the connections

1. Prepare the water connections. Flush

the heating system.

2. Prepare gas connection.

3. Prepare the electrical connections.

Observe valid IEEE standards.

■ A 1.5 m long power cable is fitted

as standard.

■ Accessory cables:

NYM-O two-core min. 0.5 mm2.

Preparing for installation

Preparing for installation (cont.)

5368 662 GB

Installation

Removing the front panel and mounting the boiler

1. Release screws at the bottom of the

boiler; do not remove completely.

2. Remove front panel.

3. Hook the boiler into the wall

retainer.

Installation sequence

Installing the boiler and making all connections

5368 662 GB

Installing connections on the water side

A B

AHeating flow BHeating return

Gas connection

1. Connect gas shut-off valve to con-

nection A.

2. Carry out a tightness test.

!Please note

Excessive test pressure may

damage the boiler and gas

valve.

Max. test pressure 150 mbar.

Where higher pressure is

required for tightness tests,

separate the boiler and gas

valves from the gas supply

pipe (undo the fitting).

3. Vent the gas line.

Installation sequence

Installing the boiler and making all connections (cont.)

5368 662 GB

Installation

Condensate connection

Connect condensate drain A with a

slope and pipe vent to the public sewer.

Observe the local waste water regula-

tions.

Note

Fill the siphon with water before com-

missioning.

Filling the siphon with water

Fill the flue gas connection with a mini-

mum of 0.3 l of water.

!Please note

During commissioning, flue gas

may be emitted from the conden-

sate drain.

Fill the siphon with water imme-

diately prior to commissioning.

Installation sequence

Installing the boiler and making all connections (cont.)

5368 662 GB

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