Wittenborg FB 7100 - Disassembling Driving Parts of Actuator Without Removing Actuator

Service Manual FB 7100 Brewer System
January, 2005 5B - 23
B.3.13 Disassembling driving parts of actuator without removing
actuator
Preparation Before disassembling the driving parts of the actuator:
• Switch off the main switch, disconnect the power supply, and close the
water tap.
• Remove the brewer, see this section, page 5B-4.
• Remove the brewer cylinder, the filter plate holder and the scraper, see
this section, page 5B-7.
• Remove the brewer housing, see this section, page 5B-8.
• Disassembling the scraper arms, see this section, page 5B-13.
• Disassemble the tachoboard, see this section, page 5B-17.
• Disassemble the actuator motor, see this section, page 5B-19.
Disassembly Follow these steps to disassemble the driving parts:
Note: Both toothed wheels and the toothed belt should only be replaced together.
During re-installation make sure that under all circumstances the scraper
arms are in the correct position.
Step Action Illustration
1 Remove the hexagon nut and
the washer (1)
2 Remove the tacho-generator
disc (2).
3 Remove the toothed belt (3).
4 Remove nut and washer (4).
5 Pull off the large toothed wheel
(5), teeth = 72.
6 Pull the small toothed wheel (6),
teeth = 18, off the actuator
motor.
1
2
3
4
6
5