Weinmann BiLevel-ST VENTImotion WM 24800, Инструкции по обслуживанию и ремонту

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44 Repairguide for VENTImotion/VENTIlogic
7.11 Replace encoder (dial)
Tools and equipment required
• ESD protected work-station
• 3 mm Allen key
• 11 mm Allen key adapter
Note
If you only want to replace the dialknob, simply
pull this off the spindle of the encoder and replace
it by a new one. To replace the entire encoder,
proceed as described below.
1. Open the device (see section 7.2 on
page 31).
2. Pull dial
83
off the spindle of encoder
82
.
3. Unscrew the hexagon nut on the outside of the
top part of the housing
36
.
4. Pull the cable of encoder
82
off control board
50
.
5. Take the encoder out of the top part of the
housing from the inside.
6. Insert the new encoder in the top part of the
housing.
7. Screw the hexagon nut onto the spindle of the
encoder from the outside. Tighten up the nut.
Ensure that the spindle of the encoder turns
easily.
8. Plug the cable of the encoder onto the control
board.
9. Push the dial onto the spindle of the encoder
up to the stop. Check whether the dial turns
easily.
10. Close the device (see section 7.3 on
page 32).
11. Test the device (see "4. Test the device" on
page 13).
50
82
83
36
Hexagon nut