Husqvarna Designer 1 Service Manual

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Press
 Update of the memory
The Designer 1 has a  memory in which the characteristics
and stitches of the machine are stored.
In order to update the memory the machine has an
update mode.
Revision of the program
The revision of the program can be seen in
the  lower right side of welcome screen or
checked in the service program  menu 1
How to update
1 . Insert the disk with the new memory
information in the floppy disk drive.
2 . Get into the update mode of the machine
by pressing the start/stop button
and the stitch re-start button while
the main switch (A) is turned on.
3. The memory will now automatically
be updated.
4 . When the memory of the machine is correctly updated RESTART is indicated on the
screen. Then...
-Turn off the machine.
-Remove the Floppy disk.
5. Re-start the machine and check the revision (see above).
NOTE! If the Main PC board is changed the memory always has to be updated with
the latest version.
Service Program 
						

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Upper rear cover
1. Remove the five screws (A).
2. Remove the two screws (B).
3. Remove the screw (C).
Lower rear cover
1.Remove the  screw (D).
2. Remove the lower rear cover pulling it backwards on the right-hand side and at the same
time push the front covers upper and lower side of the free arm together.
3. Remove the socket of the embroidery unit by bending it away from the snap in the in
 the cover with a screwdriver on the corner behind the socket.
Covers 
						

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Front cover
Dismounting
1.  Dismount the rear covers.
2.  Remove the button for the bobbin winding sensor stop, by pulling it straight out.
3.  Remove the two screws (B) from behind.
4.  Remove the two screws (C) in the base plate.
5.  Turn the hand wheel until the needle is in its lowest position, so the thread take up lever
  is out of the way.
6.  Carefully bend away the front cover from the hand wheel and pull it straight out.
     NOTE! Pull carefully the front cover away in order not to damage the cables.
7.  Remove the cable (D) of theLCD transformer box and
     the cable(E) of the LCD .
8.  Remove the band cable (G) of the touchpanel board
     from the circuit board by pulling the outer covering
     of the white switch outwards.
9.  Remowe the cable (F) of the floppy disk drive
     from the circuit board by pulling the outer covering
     of the black switch outwards.
10.  Remove the two cables (H) and (I)
     of the push button assembly .
11. Remove the cable (K) of the thread tension.
12 Remove the cable (M) of the lamp.
13. Remove the earth cable from the LCD frame.
Mounting
Mount in reverse order
Covers 
						

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Parts of the front cover
LCD
Dismounting
1. Dismont the rear covers
2. Dismount the front cover.
3. Remove the LCD frame from the front cover by dismouning the 4 screws (A).
4. Remove the LCD light cable (E)
5. Remove the LCD  by dismounting the 4 screws (C).
Mounting
Mount in reverse order.
Note! The black sealing should be on the the LCD.
Touch Panel
Can be removed after dismounting the LCD frame.
Floppy disk drive
Dismounting
1. Dismont the rear covers
2. Dismount the front cover.
3. Remove the LCD  frame from the front cover by dismounting the 4 screws (A),
4. Remove the transformer box by dismounting the screw (B).
5. Remove the Floppy disk drive by dismount the 3 screws (D).
6. Remove the cable from the floppy disk drive.
Mounting
Mount in reverse order.
NOTE! When mounting the cable the contact area of the cable should be facing the floopy
disk drive
Covers 
						

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SETTINGS 
						

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1. The play of the hook gear
It is impossible to obtain an equally large play in one rotation of the cog wheel, but it
should be as small as possible at the tightest spot during the revolution.
Check
1. Rotate the hook back and forth and check the play.
2. Do this check on at least 3 different spots during the revolution of the cog wheel.
   (Move the cog wheel with the hand wheel).
Adjustment
1. Loosen, screw (A) in the bearing clamp
2. The play can now be adjusted by turning the eccentric bearing (C).
NOTE! The hole (B) in the bearing shall always be on the lower half.
Settings 
						

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2. Setting the hook in relation to the feeding eccentric
   (after feeding)
Check
1. The needle shall be in its centre position, straight stitching.
2. Set the needle in its lowest turning postion.
3. The tip of hook (A) shall now be centred behind the needle, and
     the tap of the worm gear should be positioned according to fig. 1.
Note! The position of the pin shall be aligned with the frame opening.
Adjustment
1. Loosen screw (B). Remove the hook and set it into its correct position.
Note! The position of the pin shall be aligned with the frame opening.
Settings 
						

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3. Belt tension, arm/lower shaft belt
1. Dismount rear cover and front cover.
2. Dismount the bobbin winding device.
3. Loosen the two screws (A) of the bearing clamps.
4. The belt tension can now be adjusted by turning bearing (B) which is eccentric.
NOTE! The hole (C) should always be on the front half.
4. Belt tension, motor belt
1. Dismount rear cover .
2. Loosen the 2 screws (A) and adjust the belt tension by displacing the motor.
NOTE! The adjustment of the arm/lower shaft belt affects this adjustment.
Settings 
						

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5. Setting the feeding unit sideways
Check
1.  The distance A and B shall be equal between  the screw (C) and
  the edge of feeding device shaft (D).
Adjustment
1. Loosen the 2 screws  in the feeding device.
2. Move the feeding device sideways until the distance A  and B  is equal between
    the screws (C) and the edge of feeding device shaft (D)
3. Tighten the screws.
Settings 
						

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Needle point
6. Basic setting - the step motor of the needle
Check
1. Insert a new needle 90 in the machine.
2. Set the needle in its upper turning position.
3.The needle should always get to the centre position, when the main
   switch is turned on repeatedly.
Check
Get into the service program of the machine.
The needle should be in its upper turning position.
Touch Needle -
 , row 1.
The needle should now take its centre position in the
presser foot.
Touch  Needle -
, row 1.
The needle shall now take its left position.
The gap between the segment (A) and the calibration stop (B)
should now be zero (0 mm).
Note! The position of the eccentric.
Settings