171
11-2-6 Trouble shooting (Upper thread remains)
Trouble Factor Cause of trouble and measure
Page
Environment
1. Does wind let thread go beyond control? (outside wind, heater, and fan etc.)
1-1 Keep the embroidery machine off from wind.
2. Is voltage of power as rated and stable?
2-1 Supply rated voltage. (23-1)
Upper thread Pattern 1. Is there stop sewing stitch for start sewing?
comes off 1-1 Modify pattern.
from needle
hole
Upper thread
Mechanical
1.
Upper thread is difficult to come out of keeper at time of thread cut (bent or warp etc.).
remains 1-1 Modify bent or warp.
1-2 Replace keeper.
2. Keeper doesn't return properly at time of thread cut.
2-1 Modify bent of keeper.
2-2 Adjust position to fix.
3-6-8
2-3 Adjust it again if movement is not smooth.
3. Upper thread does not come off from magic tape of thread holder.
3-1 Insert something(Thickness 0.1-0.2mm) into holder then move it right and
left to put magic tape in order.
3-2 Replacement of magic tape. 3-3-11
4. Doesn't thread catch hook cut upper thread?
4-1 Polish burr on hook.
4-2 In case hook is in trouble, replace.
5. Isn't rubbing of fixed knife and moving knife weak?
5-1 Adjust to be able to rub properly.
3-6-4
Operator 1. Setting of thread tension is weak.
(4-5) (8-1)
1-1 Strengthen so as not to cause trouble in sewing rhythm.
2. Is [Machine settings] properly set?
(5-1)
2-1 Select setting of length of TRD. cut [Normal].
Thread &
1. Using hard cloth make thread difficult to go through.
cloth 1-1 Select needle and thread.
3-1-4
2. Using thick cloth make thread difficult to go through.
2-1 Select needle and thread.
3-1-4
3. Is thread used to suit embroidery? (thread twist, tender thread).
3-1-3
3-1 Don't use too strongly twisted thread.
3-2 Twist of thread is to be left-wise.
3-3 Use tender thread.
3-4 Don't use thread with knot or uneven size.
( ) ----- Reference instruction book
Summary of Contents for HCD2-1501-40
Page 1: ...Maintenance Manual for Embroidery Machine HCD2 1501 40 Version 2 3 HappyJapan Inc ...
Page 10: ...10 HSA90311 Shell alvania EP Grease2 100g Page 31 33 36 M0404342 Needle height gauge Page 52 ...
Page 150: ...143 10 1 Electrical connection diagram before Rev A for LCD CE board 1 3 ...
Page 151: ...144 10 1 Electrical connection diagram before Rev A for LCD CE board 2 3 ...
Page 152: ...145 10 1 Electrical connection diagram before Rev A for LCD CE board 3 3 ...
Page 153: ...146 10 2 Electrical connection diagram before Rev A for LCD CE U LCD CE MX board 1 4 ...
Page 154: ...147 10 2 Electrical connection diagram before Rev A for LCD CE U LCD CE MX board 2 4 ...
Page 155: ...148 10 2 Electrical connection diagram before Rev A for LCD CE U LCD CE MX board 3 4 ...
Page 156: ...149 10 2 Electrical connection diagram before Rev A for LCD CE U LCD CE MX board 4 4 ...
Page 157: ...149a 10 2a Electrical connection diagram Rev A 1 4 ...
Page 158: ...149b 10 2a Electrical connection diagram Rev A 2 4 ...
Page 159: ...149c 10 2a Electrical connection diagram Rev A 3 4 ...
Page 160: ...149d 10 2a Electrical connection diagram Rev A 4 4 ...
Page 161: ...150 10 3 Connection of inverter Inverter set Inverter set ...
Page 165: ...153 HCD8116 TP SW Circuit Board Ass y HCD8124 TC8 7 Circuit Board Ass y Rev A ...
Page 166: ...154 HCD8119 y ...
