Foss Infratec 1241 - Replacement of TWM PCB

Infratec™ 1241 Grain Analyzer
5:56 Service Manual 1001 5015 / Rev. 4
5.4.3 Replacement of TWM PCB
Test Weight Control Kit P/N 1001 1779
Warning
Disconnect the incoming mains supply before removing any
cover.
NOTE! Use electrostatic discharge (ESD) protection when
handling circuit boards.
Separating the Infratec and the Test Weight Module
1. On the rear of the instrument, remove the top screw from the plate connecting
the Infratec and the TWM.
2. Open the right hand door and disconnect the TWM cable and drawer sensor
cable. Remove the screw inside the compartment holding the TWM and the
guiding bracket, see
Fig. 5:55.
Fig. 5:55
3. Tilt the instrument to the left onto a blanket or another soft cloth.
4. Remove the screws holding the Cover Plate and the screws holding the TWM,
see
Fig. 5:56 and Fig. 5:57.