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2.1

General Information

About this document

The language of the original operating instructions

is English. Versions of these instructions in any 

other language are translations of the original

operating instructions.

These installation and operating instructions are

an integral part of the product. They must be kept

readily available at the place where the product is

installed. Strict adherence to these instructions is

a precondition for the intended use and correct

operation of the product.

These installation and operating instructions cor-

respond to the relevant version of the product and

the underlying safety standards valid at the time

of going to print.

EC/UKCA Declaration of conformity:

A copy of the EC and/or UKCA-Declaration of con-

formity is an integral part of the scope of delivery 

for this product.

If a technical modification without our agreement

is made to the designs named in the declaration,

or the declarations made in the installation and

operating instructions on product/personnel

safety are not observed, this declaration is no

longer valid.

Safety

These installation and operating instructions con-

tain basic information which must be adhered to

during installation, operation and maintenance.

For this reason, it is mandatory that these installa-

tion and operating instructions are read by the

service technician and the responsible qualified

personnel/operator before installation and com-

missioning.

Not only must the general safety instructions

listed under this main “Safety” section be adhered

to, but also the special safety instructions that are

marked by danger symbols and included under the

following main sections.

Symbols and signal words in the operation in-

structions

Symbols:

General danger symbol

Danger due to electrical voltage

Notice

WEEE directive

Signal words

DANGER! 

Acutely dangerous situation.

Non-observance will result in death or

extremely serious injuries.

WARNING!

The user could suffer (serious) injuries.

“Warning” implies that (serious) injury to

persons is probable if this information is

disregarded.

2.2

2.3

2.4

2.5

CAUTION!

There is a risk of damage to the pump/unit.

“Caution” implies that damage to the product is

likely if this information is disregarded. 

NOTICE:

Useful information on handling the product.

It draws attention to possible problems.

Information that appears directly on the product,

such as

• direction of rotation/flow symbol,

• identifiers for connections,

• rating plate,

• warning stickers must be strictly complied with 

and kept in a fully legible condition.

WEEE directive:

Useful information on the disposal of parts

Personnel qualifications

The installation, operation and maintenance per-

sonnel must have the appropriate qualifications

for this work. The area of responsibility, responsi-

bility and monitoring of the personnel are to be

ensured by the operator. If the personnel do not

possess the necessary knowledge, they are to be

trained and instructed. This can be carried out, if

necessary, by the product manufacturer at the

operator’s request.

Danger in the event of non-observance of the

safety instructions

Non-observance of the safety instructions can

result in the risk of injury to persons and damage

to the environment and the product/unit. 

Non-observance of the safety instructions will 

render any claims for damages null and void.

In particular, non-observance can, for example,

result in the following risks:

• danger to persons due to electrical, mechanical

and bacteriological factors,

• damage to the environment due to leakage of

hazardous materials,

• material damage,

• failure of important product/unit functions,

• failure of required maintenance and repair proce-

dures.

Safety consciousness on the job

The safety instructions included in these installa-

tion and operating instructions, the existing

national regulations for accident prevention,

together with any operator’s internal working,

operating and safety regulations are to be com-

plied with.

Safety instructions for the operator

This appliance is not intended for use by persons

(including children) with reduced physical, sensory

or mental capabilities, or who lack experience and

knowledge, unless they have been given supervi-

sion or instruction concerning the use of the

device by a person responsible for their safety.

Children should be supervised to ensure that they

do not play with the device.

• If hot or cold components on the product/unit 

lead to hazards, measures must be taken on-site 

by the customer to prevent them from being 

touched.

Summary of Contents for ISAR MODH1 Series

Page 1: ...WILO ISAR MODH1 SCe EM Pioneering for You CD_TE0080 rev00 en Installation and operating instructions...

Page 2: ...dation bearing surface 9 7 2 2 Hydraulic connection and pipes 9 7 2 3 Hygiene 9 7 2 4 Protection against dry running low water level accessories 9 7 2 5 Diaphragm pressure vessel 9 7 2 6 Non pressuris...

Page 3: ...mplies that damage to the product is likely if this information is disregarded NOTICE Useful information on handling the product It draws attention to possible problems Information that appears direct...

Page 4: ...Improper use The operational reliability of the supplied product is only guaranteed if used as intended and in accordance with section 4 of the installation and operating instructions The limit value...

Page 5: ...d name ISAR Product family pressure boosting systems MOD Application commercial H With horizontal pumps 1 Product level 1 entry 3 standard 5 premium 1 Number of pumps CH1 L Pump series 2 Rated flow ra...

Page 6: ...Safety valve BACnet software GSM module mobile communication Float switch Flexible connection pipes Compensators Threaded flanges 6 6 1 Description of the product and accessories General description T...

Page 7: ...r Draining venting Stop valve 6 3 Function of the pressure boosting system Wilo pressure boosting systems in the ISAR MODH1 series are standard equipped with non self priming multistage horizontal cen...

Page 8: ...en the counter nut The system is designed for a maximum ambient temperature of 5 C to 50 C at a relative humid ity of 50 Installation and operation in the vicinity of living rooms and bedrooms is not...

Page 9: ...ly replaced after a long system standstill 7 2 4 7 2 5 7 2 6 For the simple flushing of the system the installa tion of a T connector on the end pressure side of the pressure boosting system is recomm...

Page 10: ...overed by the pipe insulation NOTICE Flexible connection pipes are subject to wear in operation Regular checks for leakages or other defects are necessary Nominal Diameter connection Thread screwed co...

Page 11: ...uctions and accompanying documents for the control device when making this connection and apply the necessary settings In some cases of low volume a float switch will be used This will be factory set...

Page 12: ...k the motor for defects and replace if necessary Contactor defective Check it and replace it if necessary Turn to turn fault in the motor Check if necessary replace motor or have it repaired Pump s do...

Page 13: ...let pipe installed incorrectly Check the inlet pipe and change the pipe routing if necessary Air in the inlet Check and shut off the piping and vent the pumps if necessary Air in the pump Vent the pum...

Page 14: ...alve if necessary Pump s produce s no or too little power Non return valve clogged Check and remove the clogging or replace the non return valve if necessary Gate valve in the system closed or not suf...

Page 15: ...ation It means that the electrical and electronic products in question must not be disposed of along with domestic waste To ensure proper handling recycling and disposal of the used products in questi...

Page 16: ...16 Fig 1 Fig 1b Fig 1c...

Page 17: ...sed break tank on the inlet side 22 N A 28 Flushing apparatus for inlet connection of thebreak tank 23 Diaphragm pressure vessel on the discharge side 29 Bypass for inspection maintenance not permanen...

Page 18: ...MEDANA CH1 L 207 1 E E 10N EP 4231511 l l MEDANA CH1 L 402 1 E E 10N EP 4231513 l l MEDANA CH1 L 403 1 E E 10N EP 4231515 l l MEDANA CH1 L 404 1 E E 10N EP 4231517 l l MEDANA CH1 L 405 1 E E 10N EP 42...

Page 19: ..._ Pressure Equipment Safety Regulations SI 2016 No 1105 _ Electromagnetic Compatibility EMC Regulations SI 2016 No 1091 amended _ Restriction of the Use of Certain Hazardous Substances RoHS in Electr...

Page 20: ...h hungsanlagen der Baureihen Nous fabricant d clarons sous notre seule responsabilit que les types de surpresseurs des s ries Isar MODH1 1CH1 L SCe EM Isar MODH1 2CH1 L SCe EM Isar MODH1 3CH1 L SCe EM...

Page 21: ...21 NOTES...

Page 22: ...e 100 D 44263 Dortmund Germany T 49 231 4102 0 F 49 231 4102 7363 wilo wilo com www wilo com WILO UK Centrum 100 Second Avenue Burton Upon Trent Staffordshire DE14 2WJ T 44 1283 523 000 F 44 1283 523...

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