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There could be a requirement of change of indicator direction than originally designed. In this case, the direction of indicator can be altered even during the operation. Follow the following procedure;
Unless otherwise specified, AM-1□□□ type metal tube variable area flowmeters are assembled as per the following table.
|Model||When the indicator observed from front||Changeable inlet and outlet direction|
|inlet direction||outlet direction|
|AM-1□□2||Bottom||Top right||Bottom to
|AM-1□□3||Bottom right||Top right||Bottom left
to Top left
to Top rear
to Top front
|AM-1□□6||Left||Right||Right to Left||Rear to Front||Front to Rear|
|AM-1□□7||Right||Left||Left to Right||Rear to Front||Front to Rear|
These directions of indicator may be rotated to change by 90°angle.
Follow the following for changing of indicator direction.
1.Requited tools : Hex Spanner for M10 size, + headed driver
2.Remove Side cover of indicator (1) and Cap (2).
3..Remove Indicator fixing nut (3) (4 X M10).
4..Pull up the indicator vertically observing the inside of indicator. Do not damage the lead pipe during this operation.If connecting cable obstructive for free rotation of indicator, disconnect and remove such cable. first and rotate the indicator. Then, connect again the cable.Turn off the power supply in hazardous area.
5.Rotate the indicator to the required angle and fix onto 4 stud bolts. Confirm that the following magnet of main lever does not touch the lead pipe and moves freely.
6.Tighten the nuts equally. Before closing the side cover, confirm again that the following magnet of main lever does not touch the lead pipe and moves freely.
7.The indicator is not the pressure resistant part. Thus, the direction change of indicator can be conducted even during the operation. However, do not touch upper flange bolts since they are pressure resistant part.
Change of indicator direction may not be conducted for special designed products.