Viessmann Vitodens 100-W Guida rapida

Installation and service

instructions

for contractors

VIESMANN

Vitodens 100-W

Type WB1B, 7.9 to 35.0 kW

Wall mounted gas condensing boiler

Natural gas and LPG version

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

41-819-25

For applicability, see the last page

VITODENS 100-W

5368 662 GB 1/2012 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....................................................................................... 6

Installation sequence

Fitting the boiler and making connections............................................................ 9

Opening the control unit casing............................................................................ 14

Electrical connections........................................................................................... 14

Service instructions

Commissioning, inspection, maintenance

Steps - commissioning, inspection and maintenance.......................................... 18

Further details regarding the individual steps....................................................... 19

Troubleshooting

Function sequence and possible faults................................................................ 31

Fault messages on the display............................................................................. 32

Repairs................................................................................................................. 37

Gas type conversion

Changing from LPG to natural gas....................................................................... 44

Control unit

Functions and operating conditions in weather-compensated mode................... 47

Designs

Connection and wiring diagram............................................................................ 49

Parts lists............................................................................................................ 51

Specification....................................................................................................... 54

Certificates

Declaration of conformity...................................................................................... 55

Keyword index.................................................................................................... 56

Index

5368 662 GB

Vitodens 100-W, WB1B

Preset for operation with natural gas.

Conversion to LPG P requires a gas conversion kit.

In principle, the Vitodens 100-W may only be supplied to the countries listed on the

type plate. For deliveries to alternative countries, an approved contractor, on his own

initiative, must arrange individual approval in accordance with the law of the country

in question.

Preparing for installation

Product information

5368 662 GB

Installation

Preparing for the boiler installation

Dimensions and connections

119

600 43

151

375

A B

AHeating flow 7 22 mm

BHeating return 7 22 mm

CCondensate drain: Plastic hose

7 22 mm

DGas connection R ½

Rated heating output

range

kW 7.9 - 13 7.9 - 16 7.9 - 19 7.9 - 26 11.0 - 35

a mm 285 285 285 285 340

b mm 123 123 123 123 171

Preparing for installation

5368 662 GB

Fitting the wall mounting bracket

150

Ø10

≥250

AVitodens installation template BOpening for the balanced flue

Preparing for installation

Preparing for installation (cont.)

5368 662 GB

Installation

1. Align the supplied installation tem-

plate on the wall.

2. Drill 7 10 mm holes and insert the

rawl plugs supplied.

3. Fit wall mounting bracket with screws

supplied.

Preparing the connections

!Please note

To prevent equipment damage,

install all pipework free of load

and torque stresses.

1. Prepare the water connections. Flush

the heating system.

2. Prepare the gas connection.

3. Prepare the electrical connections.

Observe applicable IEEE standards.

■ A 1.5 m power cable is fitted in the

delivered condition.

■ A 1.5 m connecting cable for the

circulation pump is provided sepa-

rately.

■ Accessory cables:

NYM-O two-core min. 0.5 mm2.

Preparing for installation

Preparing for installation (cont.)

5368 662 GB

Removing the front panel and mounting the boiler

1. Undo screws at the bottom of the

boiler; do not remove completely.

2. Remove front panel.

3. Hook the boiler into the wall mounting

bracket.

Note

Align the boiler vertically or horizon-

tally on all three axes.

Installation sequence

Fitting the boiler and making connections

5368 662 GB

Installation

Making connections on the water side

A BA B

AHeating water flow

BHeating water return

Note

Install a shut-off valve and drain & fill

valve on site in the heating water

return.

Y-plan system

F F

ACylinder

BVitodens 100-W

CCirculation pump

DFeed and expansion tank

Installation sequence

Fitting the boiler and making connections (cont.)

5368 662 GB

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