IWAKI PUMPS EWN-R User manual

2008 IWAKI CO.
,
LTD.
Iwaki
Electromagnetic Metering Pump
EWN-R (Standard)
Instruction manual
Thank you for choosing our product.
Please read through this instruction manual before use.
This instruction manual describes important precautions and
instructions for the product. Always keep it on hand for quick
reference.
Safety instructions
Overview Installation Operation Maintenance 6SHFL¿FDWLRQ

22UGHUFRQ¿UPDWLRQ
OrdHUFRQ¿UPDWLRQ
Open the package and check that the product conforms to your order. If
any problem or inconsistency is found, immediately contact your distribu-
tor.
a. Check if the delivery is correct.
Check the nameplate to see if the information such as model codes, dis-
charge capacity and discharge pressure are as ordered.
7KH&(PDUNLQJRQRXUSURGXFWVLVIRUXVWRPDUNHWWKHSURGXFWVLQWRWKH(XUR-
SHDQPDUNHWKRZHYHUWKH&(PDUNLQJGRHVQRWHQVXUHDQ\VDIHW\RUFRQIRUPLW\
RIWKHSURGXFWVRXWVLGHWKH(XURSHDQPDUNHW
:KHQWKHSXPSLVLQFRUSRUDWHGLQWRWKHHTXLSPHQWPDUNHWHGLQWKH(XURSHDQ
PDUNHWVXFKHTXLSPHQWPXVWPHHWDOOWKHUHTXLUHPHQWVRIDSSOLFDEOHGLUHFWLYHV
,QVXFKDFDVHDQ\SHUVRQZKRSODFHVWKHHTXLSPHQWRQWKHPDUNHWPXVWFDUU\
D&(PDUNRQWKHHTXLSPHQWDVDPDQXIDFWXUHU
b. Check if the delivery is damaged or deformed.
Check for transit damage and loose bolts.
6SHFODEHOIRUWKH
(XURSHDQPDUNHW
6SHFODEHOIRUDQ\
DUHDRWKHUWKDQWKH
(XURSHDQPDUNHW

3
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Contents
2UGHUFRQ¿UPDWLRQ 2
Safety instructions .......................................................................6
:DUQLQJ............................................................................................................. 7
&DXWLRQ.............................................................................................................. 8
3UHFDXWLRQVIRUXVH ........................................................................................10
Overview......................................................................................12
,QWURGXFWLRQ.....................................................................................................12
3XPSVWUXFWXUH2SHUDWLQJSULQFLSOH12
)HDWXUHV14
2SHUDWLRQDOIXQFWLRQV14
3DUWQDPHV.......................................................................................................19
3XPS19
2SHUDWLRQDOSDQHO 20
%DVLFGLVSOD\V3XPSVWDWHV21
,GHQWL¿FDWLRQFRGHV....................................................................................... 23
3XPS'ULYHXQLWV 23
Installation ..................................................................................25
3XPSPRXQWLQJ.............................................................................................. 25
3OXPELQJ......................................................................................................... 26
7XEHFRQQHFWLRQ 26
&KHFNYDOYHPRXQWLQJ 28
:LULQJ.............................................................................................................. 30
3RZHUYROWDJH(DUWKLQJ 30
6LJQDOZLUHFRQQHFWLRQ 32
&RQQHFWLRQV 34

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Operation.....................................................................................37
%HIRUHRSHUDWLRQ.............................................................................................37
3RLQWVWREHFKHFNHG37
5HWLJKWHQLQJRISXPSKHDG¿[LQJEROWV37
8VHRIKH[DJRQZUHQFKLQVWHDGRIDWRUTXHZUHQFK 38
'HJDVVLQJ 38
)ORZUDWHDGMXVWPHQW41
6WURNHUDWHDGMXVWPHQW42
6WURNHOHQJWKDGMXVWPHQW 44
%HIRUHDORQJSHULRGRIVWRSSDJH2QHPRQWKRUPRUH 45
2SHUDWLRQSURJUDPPLQJ ............................................................................... 45
3URJUDPPLQJÀRZ 46
0DQXDORSHUDWLRQ 48
(;7RSHUDWLRQ 49
(;7PRGH 49
(;7PRGHSURJUDPPLQJ 50
8VHUPRGH 59
67233UH6723IXQFWLRQ 60
67233UH6723IXQFWLRQFDQFHOODWLRQ 62
287387IXQFWLRQ 64
$1$95VHOHFWLRQ 66
%XIIHU212))VHOHFWLRQ 68
3,1QXPEHUHQWU\70
.H\SDGORFN72
.H\SDGORFNDFWLYDWLRQ73
.H\SDGORFNUHOHDVH73
&DOLEUDWLRQPRGH74
8QLWFKDQJH75
VSPLQGLFDWLRQ75
Maintenance................................................................................76

5
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7URXEOHVKRRWLQJ............................................................................................. 77
,QVSHFWLRQ....................................................................................................... 79
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3HULRGLFLQVSHFWLRQ79
:HDUSDUWUHSODFHPHQW.................................................................................. 80
:HDUSDUWOLVW 80
%HIRUHUHSODFHPHQW81
9DOYHVHWUHSODFHPHQW81
'LVFKDUJHYDOYHVHWGLVPDQWOHPHQWDVVHPEO\81
6XFWLRQYDOYHVHWGLVPDQWOHPHQWDVVHPEO\ 83
6SDFHUVHWUHSODFHPHQW$XWRGHJDVVLQJW\SH 84
$LUYHQWYDOYHVHWUHSODFHPHQW$XWRGHJDVVLQJW\SH 85
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([SORGHGYLHZ................................................................................................ 88
3XPSKHDG'ULYHXQLW&RQWUROXQLW 88
3XPSKHDG 89
(:1%%%%&&9&9+3&3+7& 89
(:1%&&9&9+3&3+7& 90
EWN FC91
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Safety instructions
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