Technical data

36 U1241B/U1242B User’s and Service Guide
4 Service and Maintenance
When servicing, use the specified replacement parts only. The Table 4- 11
shows the replacement part numbers.
Table 4-11 List of replacement part numbers
No beeper tone
• Check setup mode and verify if the beeper is set to OFF. Then select the
desired driving frequency.
Failed on current measurement
• Check the fuse.
Part number Description
2110-1400 Fast blow fuse 1000 V, 0.44 A (10 mm x 35 mm)
2110-1402 Fast blow fuse 1000 V, 11 A (10 mm x 35 mm)
U1241-46400 Battery cover (without screw)
5190-2573 Battery cover screw