Yokogawa RAKD - Manual (Page 27)

<6. SERVICE>
6-3
IM 01R01B30-00E-E 5th edition January 01, 2013 -00 All Rights Reserved. Copyright © 2003, Rota Yokogawa
6.1.4 Electronic transmitter
The electronic transmitter is maintenance-free. The electronic section is sealed and can not be repaired.
The transmitter is tuned with the mechanical components in factory, therefore single components can be
replaced only by loss of accuracy.
6.1.5 Exchange of scale
Preparations :
· Check commision no., code, and data of new parts.
· Switch off power supply.
· Remove the cover of the indicator
Do not bend or twist the pointer on its axis !
Exchange of scale:
- Untighten the screw of the scale.
- Remove the screw and the small cover.
- Pull the scale out of the indicator to the left in which the scale raised on the right to raise it from the 2 pins.
- Shove the new scale correspondingly below the pointer from the left until the 2 pins click into the
accompanying holes.
- Establish the small cover and fix the scale with the screw.
Final actions:
· Fix the cover of the indicator.
· Switch power on.
· Check the unit for a faultless function.
6.1.6 Exchange of indicator
The indicator can be replaced by the same type if the scale of the old unit is put into the new indicator,
Procedure with RAKD with electronic transmitter (type "E" ):
· Switch off power supply.
· Remove the cover of the indicator
- Disconnect the cables from the Quickon connectors.
- Remove the old scale and put in the new one.
- Please not the hints for exchange of scale
- Remove the old indicator from the tube and replace it by the new one. Please take care to mount the
washers and spacers in the same positions as they were before dismantling.
IMPORTANT
IMPORTANT