JUKI MF-7900 Instruction Manual page 29

3 Hauling amount of the looper thread cam
Lower by
6 mm
4 Matchstick height
29mm
5 Needle bar thread take-up thread receiver
6 D claw (standard: B claw)
7 Differential feed ratio
The poston 6 mm lower than the standard poston
(Standard: Algns wth the upper marker lne)
Rght needle
Left needle
17mm
The needle bar thread take-up thread recever algns
wth the top end of the needle bar thread take-up when
the needle bar s n ts lower dead pont.
Needle bar
thread take-up
thread receiver
Slghtly stretch the materal.
– 27 –
Matchstck heght
7mm
29mm