Operating instructions

C-19
Service Instructions Automatic Multi-Head Serging Machine1365-4 Beisler GmbH
C.5
Maintenance
C.5.13 Adjusting the cross transport photocells
Fig. 12: The movement of the cross transport is control-
led by two photocells and an initiator:
Initiator for the basic position
3
Photocell for the wait position
2
in front of the B
machine
Photocell for the transfer position
4
at the B machi-
ne for transferring the sewing piece to the swing arm
Initiator for basic position
3
:
The position of the initiator that determines the cross
transport basic position cannot be changed. Two
screws secure the initiator in an opening of the backet.
Photocell for wait position
2
:
The position of the photocell for the wait position can be
changed. The light beam of the photocell should always
be positioned to the center of the film disk
1
.
To position the photocell:
1. Loosen the locating screw of the photocell clamp
block.
2. Position the photocell.
3. Tighten the locating screw of the photocell clamp
block.
Photocell for transfer position
4
:
The photocell that determines the transfer position at
the B machine and therefore the start of the swing arm
movement is attached to the protective strap of the sli-
ding panel. The sensor area lies within the rectangular
reflective film surface
5
at the sliding panel.
1. Loosen the retaining screw of the photocell moun-
ting bracket.
2. Position the photocell.
3. Tighten the retaining screw of the photocell moun-
ting bracket.
Fig. 12