Pfaff 360 User Manual

Changing the Motor Belt
Loosen hexagon screw h on the motor bracket (Fig . 118), t il t the sprocket-end
of the motor shaft toward the bedplate, and pull the motor belt off the
sprocket. Remove the balance wheel as instructed in paragraph 6 in the pre-
ceding chapter, and exchange the old for a new driving belt.
To mount the driving belt, follow the procedure outlined in paragraphs 7
through 9 in the preceding chapter.
Trouble Shooting
1. Machine
Skips Stitches
Couse:
Needle incorrectly inserted.
Wrong needle.
Needle bent.
Machine
threaded imp roper ly.
Needle too fine or too thick for the
thread .
2. Needle Thread Breaks
Cause:
The above mentioned may cause
th read breakage.
Thread tension too tigh t.
Poor or knoHy thread used.
Hook
raceway is iommed with
thread or needs oiling.
Burrs or sharp edges on needle
plate slot.
Remedy:
Push needle up as for as it will go
and be sure that the long groove
faces
toward you, and flat side of
shank away from you.
The correct
needle system is 130 R.
For two-needle sewing jobs up to
3
/32"
needle gauge, use System 130 B
needles, and for needle gouges ex-
ceeding
3
/32", System 130 R needles.
Insert
new needle.
Check and correct threading as in-
structed on page 19.
Select correct needle from Needle
and Thread Chart on page 18.
Remedy:
See remedies listed under 1. above.
Adjust tensions
as instrructed on
page 15 .
Use good-quality threads
only.
Clean
and oil hook raceway as in-
structed on page 41 or 84.
Polish needle plate slot with fine
emery twine.
81

Pfaff 360 Specifications

General

Brand	Pfaff
Model	360
Category	Sewing Machine
Language	English