Service manual

2-4
S-101
TROUBLESHOOTING
Revised 09/2004
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E) Lever 10.1085 not functioning properly.
Turn the Left Hand Crank Handle until
Rocking Lever 10.1098.1.050 moves as far
back as it will go and has slightly advanced.
Adjust the Lever 10.1085 so that it will
show a clearance between its end and the
Dog 10.1102.1. When it is working properly
the Lever 10.1085 will move up and down on
the Cam of the Stop Wheel 10.1088 during
the stitching operation and will prevent the
forward motion of the Rocking Lever and
Bolt 10.1099 until the contact end of Clutch
10.1089 has passed the contact end of the
Bolt.
F) Cushion Spring 01.5009 in Stitch Pulley
10.1094.3.050 broken. REPLACE.
G) Roll 01.7002 or Stud 01.6350 loose
or broken. REPLACE.
8. NOISE IN STOP MOTION:
A) The Right Hand belt on wrong.
B) Latch Spring 01.5011 broken. REPLACE.
C) Latch 10.1100 out of adjustment. Adjust
according to instructions on Sheet 18.
D) Pin in Drive Cam 10.1095.3 broken. Replace
Drive Cam 10.1095.3.
E) Spring 01.5450 off or broken. REPLACE.
F) Stop motion out of adjustment. Follow
instructions on Sheet 16, Fig. 5-6, Sheet 17,
Fig. 1a, 2a, 3a and Sheet 18, Fig. 1, 2, 3, 4, 5.
9. CUTTING LEVER STICKING:
A) Left Hand Belt too loose. Transmitter Belt
Too loose. Shorten.
B) Pressure on Cutting Lever too great. Adjust
according to instructions on Sheet 14, Fig. 3.
10. MACHINE DOES NOT STOP AT ITS
MOST FORWARD POSITION OR
THERE IS A CLICKING NOISE
AT THE FINISH OF CYCLE
A) Left Hand Belt too tight.
B) Check stopping adjustment according to
instructions on Sheet 19, Fig. 1.
C) Dog 10.3042 and Striker 10.3038.1 are
either loose, worn or broken. REPLACE.
D) Too much friction on Main Cam. Adjust
according to instructions on Sheet 19, Fig. 3.
E) Transmitter out of alignment. Align.
11. MACHINE REPEATS CYCLE:
A) Check stopping adjustment according to
instructions on Sheet 17, Fig. 1.
B) Screw 01.2071 backed out. Screw in.
C) Spring 01.5019 weak or broken. REPLACE.
D) Spring 01.5020 weak or broken. REPLACE.
12. MACHINE COMPLETES FULL CYCLE
BUT DOES NOT STITCH:
A) Bumper 10.2016 out of adjustment. See
Sheet 16, Fig. 3.
B) Spring 01.5014 weak or broken. REPLACE.
C) Lever 10.1118 rubbing against Bumper
10.2016. Provide clearance by adjusting
Lever 10.1113 so that there is no side play.
See note on Sheet 17, Fig. 3a or replace
Bumper 10.2016 if bent.
D) If clearance is still insufficient, check up on
alignment according to instructions on Sheet
3, Fig. 3.
E) Stop motion out of adjustment. See Sheet 16,
Fig. 5, 6, Sheet 17, Fig. 1a, 2a, 3a and Sheet
18 Fig. 1, 2, 3, 4, 5.