IWAKI MDG-M2 Bedienungsanleitung
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.
Contact us or your nearest dealer if you have any questions.
- 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
ƔTurn 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.
ƔStop operation
If you notice any abnormal or dangerous conditions, suspend operation imme-
diately and inspect/solve problems.
ƔDo 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.
ƔDo 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.
ƔWear 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
Ɣ4XDOLILHGSHUVRQQHORQO\
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.
Ɣ8VHVSHFL¿HGSRZHURQO\
'RQRWDSSO\SRZHURWKHUWKDQWKDWVSHFL¿HGRQWKHQDPHSODWH2WKHUZLVH
IDLOXUHRU¿UHPD\UHVXOW(QVXUHWKHSXPSLVSURSHUO\JURXQGHG
Ɣ.HHSHOHFWULFSDUWVDQGZLULQJGU\
Risk of fire or electric shock. Install the pump where it can be kept dry.
Ɣ9HQWLODWLRQ
Fumes or vapours can be hazardous with certain solutions. Ensure proper
ventilation at the operation site.
ƔSpill 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
Requirement
Safety Section
- 3 -
CAUTION
ƔDo not use a damaged pump
Use of a damaged pump could lead to an electric shock or death.
Ɣ'RQRWXVHWKHSXPSLQDZHWORFDWLRQ
The pump is not waterproof. Use of the pump in wet or extremely humid loca-
tions could lead to electric shock or short circuit.
ƔDo 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.
ƔDo not cover the pump with cloth
7KHPRWRUWHPSHUDWXUHPD\EXLOGXSDQGD¿UHRUDQHOHFWULFPHFKDQLFDOIDLO-
ure may result.
ƔGrounding
Risk of electrical shock! Always properly ground the pump. Conform to local
electric codes.
Ɣ,QVWDOOD*)&,HDUWKOHDNDJHEUHDNHU
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'DPDJHGSRZHUFDEOH
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.
ƔDo not install/store the pump:
,QDÀDPPDEOHH[SORVLYHFRUURVLYHDWPRVSKHUH
,QDGXVW\KXPLGHQYLURQPHQW
:KHUHDPELHQWWHPSHUDWXUHFDQH[FHHG&
,QGLUHFWVXQOLJKWRUZLQGUDLQ
Ɣ8VHRIKD]DUGRXVFKHPLFDOV
5LVNRISHUVRQDOLQMXU\RU¿UH&KHFNPRQLWRUSOXPELQJV\VWHPIRUDOHDN
EHIRUHRULQRSHUDWLRQZKHQKDQGOLQJDÀDPPDEOHFRUURVLYHRUKDUPIXOOLTXLG
Ɣ'LVSRVDORIDXVHGSXPS
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
Prohibition
Prohibition
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 -
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