2-5
TROUBLESHOOTING
S-101
Revised 09/2004
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13. MACHINE STITCHES A SHORT
DISTANCE AND STOPS. THEN
COMPLETES CYCLE:
A) Trip Lever 10.1124 out of adjustment.
Adjust according to instructions on Sheet 17,
Fig. 3a.
B) Trip Lever Spring 01.5088 broken.
REPLACE.
14. CLAMPING AND UNCLAMPING:
A) To raise Clamp Arms for more or less
clearance.
B) To raise Clamp Arms sooner or later.
C) To apply more or less pressure on Clamp
Arms. See Sheet 15, Fig. 2, for adjustment
instructions.
15. CLAMP PRESSURE UNEVEN OR
INSUFFICIENT AFTER ADJUSTMENT:
A) Either Screw 01.2046 holding Bearing
10.2025 is loose. Tighten.
B) Screws 01.2048 or 01.2539 loose or broken.
Tighten or replace.
C) Pull-Downs 10.2028.1 and 10.2027.1
broken. REPLACE.
D) Screws 01.2051 holding Block 10.2045
or 10.2049 loose or broken. REPLACE.
16. CLAMP SPREADING UNEVEN:
A) Knife Holder 10.3058 or Knife Holder
10.3070 (all) out of center. Align according
to instructions on Sheet 14, Fig. 6.
B) Parallel adjustment incorrectly set. Adjust
according to instructions on Sheet 15, Fig.1.
C) Clamp pressure uneven, check instructions
under heading (15) of Digest of Troubles.
D) Knife too low. Shim up Knife Holder 10.3058
(tall) or 10.3070 so that Knife is not more
than 1/32” below level of Clamping Mats.
17.MACHINE NOT CUTTING
PROPERLY:
A) Cutting Steel needs filing. Resurgace and
adjust Cutting Pressure according to
instructions on Sheet 14, Fig. 3, 4.
B) Cutting Steel 10.1069 (all) too low.
Replace - see Sheet 14, Fig. 3, 4.
C) Knife chipped or broken. REPLACE.
D) Pressure too high or low. Adjust according
to instructions on Sheet 14, Fig. 3.
If Cutting Block is new and pressure is
insufficient to cut, after a reasonable
adjustments:
E) Screw 01.2038 holding Anvil Block may be
loose or broken. Tighten or replace.
F) Screw 01.2343 holding Head to Cam Case
may be loose or broken. Tighten or replace.
G) Cutting Cam Follower 10.1071.1 may be
worn. REPLACE.
H) Cutting Lever 10.1154.0.050 C. B. or
Cutting Lever 10.1068.1.050 C. A. cracked
or broken. REPLACE.
18. CUTTING UNEVENLY:
A) Needle bent. Replace Needle.
B) Cutter not centralized or out of alignment.
Follow instructions on Sheet 14.
19. CUTTING STITCHES ON A CUT
AFTER MACHINE:
A) Follow procedure under heading (18)
“Cutting Unevenly”.
B) Thread tension too loose. Tighten.
C) Clamps not holding work properly. See
heading “Clamping and Unclamping” (14)
and (15).
D) Cutter too low. Shim up Knife Holder
10.3058.(all) with Shims 10.3075.1.992,
10.3075.1.993 so that Knife is about 1/32”
below the top level of Mats 10.2048 (all)
and 10.2044 (all).