Viessmann Vitopend 100-W Guida rapida

VIESMANN

Installation and service

instructions

for contractors

Vitopend 100-W

Type WH1B, 10.5 to 24 kW and 13 to 30 kW

Gas fired central heating and combi boilers

for open flue operation

Natural gas and LPG version

For applicability, see the last page

VITOPEND 100-W

5592 841 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,

&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.

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.

&Close all doors leading to the

living space.

Safety instructions

5592 841 GB

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

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

5592 841 GB

Installation instructions

Preparing for installation

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

Installation sequence

Installing the boiler and making all connections ........................................... 6

Flue gas connection.................................................................................... 7

Gas connection .......................................................................................... 7

Opening the control unit .............................................................................. 8

Electrical connections................................................................................. 9

Service instructions

Commissioning, inspection, maintenance

Steps - commissioning, inspection and maintenance ................................... 12

Further details regarding the individual steps .............................................. 14

Troubleshooting

Control unit diagnostics .............................................................................. 32

Repairs ...................................................................................................... 34

Function description

Control and display elements ...................................................................... 39

Heating mode ............................................................................................. 39

DHW heating .............................................................................................. 40

Extension for external connections (accessory)........................................... 40

Designs

Connection and wiring diagrams ................................................................. 41

Parts lists .................................................................................................. 43

Commissioning/service reports ............................................................... 54

Specification............................................................................................. 55

Certificates

Declaration of conformity ............................................................................ 57

Keyword index .......................................................................................... 58

Index

5592 841 GB

Vitopend 100-W, WH1B

Set up for operation with natural gas E.

May be converted to alternative gas types with a conversion kit.

The Vitopend 100-W should generally only be delivered to those countries spe-

cified on the type plate. For deliveries to alternative countries, an approved con-

tractor, on his own initiative, must arrange individual approval in accordance

with the law of the land.

Product information

Preparing for installation

5592 841 GB

Installation

Note

Prepare the gas, water and power connections using the installation template

supplied.

Installing the boiler and making all connections

Installation sequence

5592 841 GB

ATest port Ø 10 mm

B2 x flue pipe diameter

1. Connect the flue outlet with the

shortest possible run of flue pipe to

the chimney. Avoid sharp bends.

Note

The cross-section of the flue pipe

and the chimney must match that of

the draught hood connector. Main-

tain a clearance of at least 100 mm

between the flue pipe and combus-

tible materials.

2. Create a test port in the flue pipe

(see diagram).

3. Thermally insulate the flue pipe (if

required).

Gas connection

1. Install a gas shut-off valve A.

Conversion to other gas

types:

Conversion kit installation

instructions

2. Carry out a leak/soundness test.

!Please note

Excessive test pressure

may damage the boiler and

the gas valve.

Max. test pressure

150 mbar. Where higher

pressure is required for

soundness tests, separate

the boiler and the gas valves

from the gas supply pipe

(undo the fitting).

3. Vent the gas supply pipe.

Flue gas connection

Installation sequence

5592 841 GB

Installation

Opening the control unit

Installation sequence

5592 841 GB

AFuse 2.5 A (slow)

BPower supply

CIonisation lead

DPotentiometer

EVitotrol 100, type UTD (acces-

sory)

Low voltage plug

%Cylinder temperature sensor (if

installed)

Plug 230 V~

sÖ (internal connection)

dG Gas solenoid valve (internal con-

nection)

a-Ö Interlocking, extraction devices

Connection via external exten-

sion H3 (accessory)

Electrical connections

Installation sequence

5592 841 GB

Installation

Power supply (on-site)

Danger

Incorrect core terminations can

cause severe injuries and

damage to the equipment.

Take care not to interchange

cores "L1" and "N".

&Install an isolator in the power sup-

ply line that simultaneously isolates

all non-earthed conductors from the

mains with at least 3 mm contact

separation.

&The power supply must be equipped

with a neutral conductor.

&Water pipes should be connected to

the earth bonding of the house in

question.

&Max. fuse rating 16 A.

&Recommended power supply cable:

&NYM-J 3 x 1.5 mm

, max. fuse 16 A,

230 V~, 50 Hz.

Power supply for accessories (on-site)

Where the boiler is installed in a wet

area, the connection of accessories to

the power supply must not be carried

out at the control unit. The power sup-

ply connection for accessories can be

made immediately at the control unit,

if the boiler is installed outside wet

areas. This connection is controlled

directly with the system ON/OFF

switch (max. 3 A)

&Vitotrol 100 , type RT

&Vitotrol 100, type UTA

&Vitotrol 100, type UTD

Recommended power supply cable:

NYM with the required number of con-

ductors for the external connections.

Connection of accessories

Accessory installation instruc-

tions

Note

When connecting a Vitotrol 100,

remove the jumper between "1" and

"L".

Electrical connections (cont.)

Installation sequence

5592 841 GB

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