IWAKI MDG-M2 Manuale utente

Read this manual before use of product

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MDG-M2 (built-in type)

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Thank you for selecting an Iwaki MDG series magnetic drive gear pump. Please read through

this manual carefully to ensure the optimum performance, safety and service of your pump.

Contents

Safety Section·····································································1

Inspection and Unpacking ·······················································4

Principle of Operation·····························································5

Pump Identification Codes·······················································6

Names of Parts and Structure··················································7

Precautionary Measures ·························································8

Installation, Piping and Wiring ·················································10

Operation ···········································································14

Maintenance and Inspection ···················································16

Causes of Trouble and Troubleshooting·····································18

Disassembling and Reassembling··········································· 20

Performance and Sizes ························································ 23

EC DECLARATION OF CONFORMITY ··································· 26

Information of CE conformity·················································· 27

This instruction manual should be kept on hand by the end user for

quick reference.

- 1 -

Nonobservance or misapplication of “Caution” sec-

tions could lead to personal injury or property dam-

age.

For the Safe and

Correct Handling of the Pump

ŏ"Safety Instruction" section deals with important details about handling of the pump. Before use,

read this section carefully for the prevention of personal injury or property damage.

ŏObserve the instructions accompanied with "WARNING" or "CAUTION" in this manual. These

instructions are very important for protecting users from dangerous situations.

ŏThe symbols on this instruction manual have the following meanings:

WARNING Nonobservance or misapplication of “Warning” sec-

tions could lead to a serious accident which may

result in death.

CAUTION

Types of Symbols

Indicates a prohibited action or procedure. Inside or near this circle, a concrete and

practical image of the activity to be avoided is depicted.

Indicates an important action or procedure which must be performed or carried out

without fail. Failure to follow the instructions herein can lead to malfunction or

damage to the pump.

Export Restrictions

Technical information contained in this instruction manual might be treated as controlled

technology in your countries, due to agreements in international regime for export control.

Please be reminded that export license/permission could be required when this manual is

provided, due to export control regulations of your country.

Safety Section

- 2 -

WARNING

ƔTurn off power before service

Risk of electrical shock. Be sure to turn off power to stop the pump and relat-

ed devices before service is performed.

ƔStop operation

If you notice any abnormal or dangerous conditions, suspend operation imme-

diately and inspect/solve problems.

ƔDo not use the pump in any condition other than its intended purpose

The use of the pump in any conditions other than those clearly specified may

result in failure or injury. Use this product in specified conditions only.

ƔDo not modify the pump

Alterations to the pump carries a high degree of risk. It is not the manufacturer’s

responsibility for any failure or injury resulting from alterations to the pump.

ƔWear protective clothing

Always wear protective clothing such as an eye protection, chemical resistant gloves,

a mask and a face shield during disassembly, assembly or maintenance work.

CAUTION

Ɣ4XDOLILHGSHUVRQQHORQO\

This pump should be handled or operated by qualified personnel with a full

understanding. Any person not familiar with the product should not take part

in the operation or maintenance of the pump.

Ɣ8VHVSHFL¿HGSRZHURQO\

'RQRWDSSO\SRZHURWKHUWKDQWKDWVSHFL¿HGRQWKHQDPHSODWH2WKHUZLVH

IDLOXUHRU¿UHPD\UHVXOW(QVXUHWKHSXPSLVSURSHUO\JURXQGHG

Ɣ.HHSHOHFWULFSDUWVDQGZLULQJGU\

Risk of fire or electric shock. Install the pump where it can be kept dry.

Ɣ9HQWLODWLRQ

Fumes or vapours can be hazardous with certain solutions. Ensure proper

ventilation at the operation site.

ƔSpill precautions

Ensure protection and containment of solution in the event of plumbing or

pump damage (secondary containment).

Prohibited

Caution

Prohibited

Prohibition

Requirement

Do not remodel

Wear

protectors

Electrical

shock

Requirement

Safety Section

- 3 -

CAUTION

ƔDo not use a damaged pump

Use of a damaged pump could lead to an electric shock or death.

Ɣ'RQRWXVHWKHSXPSLQDZHWORFDWLRQ

The pump is not waterproof. Use of the pump in wet or extremely humid loca-

tions could lead to electric shock or short circuit.

ƔDo not damage a power cable

Do not pull, knot, or crush the power cable. Damage to the power cable could

lead to a fire or electrical shock if cut or broken.

ƔDo not cover the pump with cloth

7KHPRWRUWHPSHUDWXUHPD\EXLOGXSDQGD¿UHRUDQHOHFWULFPHFKDQLFDOIDLO-

ure may result.

ƔGrounding

Risk of electrical shock! Always properly ground the pump. Conform to local

electric codes.

Ɣ,QVWDOOD*)&,HDUWKOHDNDJHEUHDNHU

An electrical failure of the pump may adversely affect other devices on the

same line. Purchase and install a GFCI (earth leakage breaker) separately.

Ɣ'DPDJHGSRZHUFDEOH

Do not use any damaged power cable for the prevention of a fire or electrical

shock. The cable is not replaceable, so that the whole pump unit needs to be

replaced when the cable is damaged.

ƔDo not install/store the pump:

,QDÀDPPDEOHH[SORVLYHFRUURVLYHDWPRVSKHUH

,QDGXVW\KXPLGHQYLURQPHQW

:KHUHDPELHQWWHPSHUDWXUHFDQH[FHHG&

,QGLUHFWVXQOLJKWRUZLQGUDLQ

Ɣ8VHRIKD]DUGRXVFKHPLFDOV

5LVNRISHUVRQDOLQMXU\RU¿UH&KHFNPRQLWRUSOXPELQJV\VWHPIRUDOHDN

EHIRUHRULQRSHUDWLRQZKHQKDQGOLQJDÀDPPDEOHFRUURVLYHRUKDUPIXOOLTXLG

Ɣ'LVSRVDORIDXVHGSXPS

Dispose of any used or damaged pump in accordance with local rules and

regulations. If necessary, consult a licensed industrial waste disposal compa-

ny.

Earthing

Prohibition

Requirement

Prohibition

Electrical

shock

Prohibition

Caution

Safety Section

- 4 -

*The CE marking on our product(s) is for us to market the

product(s) into the European market, however, the CE

marking does not ensure any safety or conformity of the

product(s) outside the European market.

When the pump is incorporated into the equipment market-

ed in the European market, such equipment must meet all

the requirements of applicable directives.

In such a case, any person who places the equipment on

the market must carry a CE mark on the equipment as a

manufacturer.

Spec label (pump unit) for the European market

Spec label (pump unit) for any area other

than the European market

Spec label (pump with no motor) for any

area other than the European market

Spec label (pump with no motor) for the

European market

- 5 -

- 6 -

100

- 7 -

- 8 -

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