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Instruction Manual
Iwaki
Electromagnetic Metering Pump
EWN-R (Chlorine Dioxide type)
Instruction manual
Thank you for choosing our product.
Please read through this instruction manual before use.
This manual is intended to supplement the EWN-R series
standard manual of T683 and addresses new information for
the release of the Chlorine Dioxide type.
Always keep it on hand for quick reference.
2012 IWAKI CO., LTD.
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Table of Contents
Related Manuals for IWAKI PUMPS EWN-R
Summary of Contents for IWAKI PUMPS EWN-R
- Page 1 Instruction manual Thank you for choosing our product. Please read through this instruction manual before use. This manual is intended to supplement the EWN-R series standard manual of T683 and addresses new information for the release of the Chlorine Dioxide type.
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Page 2: Order Confirmation
Order confirmation Open the package and check that the product conforms to your order. If any problem or inconsistency is found, immediately contact your distributor. 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. -
Page 3: Table Of Contents
Contents Order confirmation ..................... 2 Identification codes ..................4 Pump/Drive/Control units................4 Pipework ......................5 Tube connection ................... 5 Wear part replacement ..................6 Wear part list ....................6 Exploded view ....................7 Pump head ....................7 EWN-CH ....................7 Specifications/Outer dimensions .............. -
Page 4: Identification Codes
Identification codes The model codes of the pump/drive units and the control unit represent the fol- lowing information. Pump/Drive/Control units EWN - B 11 FC E R - CH a. Series name EWN: Multivoltage electromagnetic metering pump b. Drive unit (Average power consumption) B: 20W C: 24W c. -
Page 5: Pipework
Pipework Connect tubes to the pump and install a check valve. Tube end (Side view) Before operation • Cut the tube ends flat. Necessary tools • Adjustable wrench or spanner Tube connection a. Pass a tube into the fitting nut and slide Tube it down to the fitting as far as it will go. -
Page 6: Wear Part Replacement
Wear part replacement To run the pump for a long period, wear parts need to be replaced periodically. It is recommended that the following parts are always stocked for immediate replacement. Contact us or your nearest distributor for detail. Precautions •... -
Page 7: Exploded View
Exploded view Pump head ■ EWN-CH Part names # of parts Pump head Fitting Fitting nut Air vent body B Lock nut Diaphragm 10 Air vent body A 11 Valve guide 12 Valve seat 13 Valve 14 Valve gasket 17 Gasket 18 Diaphragm spacer Hex. -
Page 8: Specifications/Outer Dimensions
Specifications/Outer dimensions Specifications Information in this section is subject to change without notice. ■ Pump unit Flow rate Discharge Stroke length Stroke rate Power con- Current Weight Model code pressure sumption value (mℓ/min) (mm) (spm) EWN-B11 (38) 50-100 EWN-B16 (65) (0.5-1.0) 0.1-100 EWN-B21... -
Page 9: Outer Dimensions
Outer dimensions ■ EWN-CH (255) (37) (68) (23) Specifications/Outer dimensions... - Page 12 TEL : (47)23 38 49 00 FAX : 23 38 49 01 China IWAKI Pumps (Guangdong) Co., Ltd. TEL : (86)750 3866228 FAX : 750 3866278 Singapore IWAKI Singapore Pte. Ltd. TEL : (65)6316 2028 FAX : 6316 3221 China GFTZ IWAKI Engineering &...
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