SINGER 1371A2 User Manual
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* Changing the work clamp check
Use work clamp check ® having the size nearly the same as that of a buttonhole length.
By removing setscrew ©, a work clamp checks can be changed together with a work
clamp check holder as a set.
Work clamp checkAVork clamp
check holder set Part No.
Applicable knife width
GM344/10
l/4"~3/4"
GM347/10
l/4"-l"
GM348/10
l/4"~ 1—1/4"
18. REPLACING THE KNIFE^g^a^
When sharpening or replacing the knife, remove it as follows:
1) Loosen setscrew ©, and remove knife © together with the washer.
2) Attach the knife to the knife holder so that the higher end of the slanted knife blade
comes down 2 to 3mm above the surface of the throat plate when the knife if brought
down to the lowest position.
(NOTE); Do not forget to install the washer when retightening the setscrew.
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