Singer 6160 User manual
Service Manual
6160
6180
104 73 11-26
26 Oct 2010
Service Manual
Page
2/27
MODEL 6180 / 6160
Contents
SEC.01 Disassembling of outer covers
*SEC.02 Positions described in this manual
SEC.03 Needle height
SEC.04 Timing of needle and shuttle hook
SEC.05 Needle clearance
SEC.06 Adjustment of shuttle race position
SEC.07 Needle side motion (Left-right position)
SEC.08 Timing of needle and feed dog
SEC.09 Feed dog position
SEC.10 Feed dog height
SEC.11 Needle threader height
SEC.12 Presser foot height
SEC.13 Adjustment of thread tension
SEC.14 Origin point positioning of motor
SEC.15 Circuit board
SEC.16 Wiring diagram
Service Manual
Page
3/27
MODEL 6180 / 6160
SEC.01 Disassembling of outer covers
Remove screw at the face cover shown in the picture below.
Remove screws at the rear cover shown in the picture below.
Remove screws at the bottom shown in the picture below.
Remove face cover.
Remove front cover and rear cover
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4/27
MODEL 6180 / 6160
Remove spring plate at the shuttle race cover.
Then remove shuttle race cover.
Remove thread guide pin.
Previous shape (left), Current shape (right)
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5/27
MODEL 6180 / 6160
Remove front cover by screwdriver as shown on picture below.
Machine with front cover removed
Then remove rear cover
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6/27
MODEL 6180 / 6160
*SEC.02 Positions described in this manual
SEC.02,
SEC.06
SEC.10
SEC.10
SEC.09
SEC.07-2
SEC.04
SEC.10
SEC.02
SEC.06
SEC.05
SEC.10
SEC.13
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7/27
MODEL 6180 / 6160
SEC.03
SEC.08
SEC.04
SEC.12
SEC.13
Service Manual
Page
8/27
MODEL 6180 / 6160
SEC. 03 Needle height
Procedure of how to check and adjust needle height is described in this
section.
(Checking)
Distance between needle plate and tip of needle should be 14.5 mm ± 0.2 mm,
when needle is at its highest position under specification of design. If it is
unable to measure needle height, follow the simple method below.
Set needle to its lowest position, while it is set at center position. Check to see if
the needle tip is located about 0.5 to1.0 mm deeper than shuttle hook point as
shown below.
(Adjustment)
Set needle bar to its lowest position and loosen screw at needle bar clamp
through adjustment hole at needle bar support. Slide needle bar to adjust
needle height. Tighten the screw after adjustment.
Service Manual
Page
9/27
MODEL 6180 / 6160
SEC.04 Timing of needle and shuttle hook
Procedure of how to check and adjust timing of needle and shuttle hook is
described in this section. Check needle height beforehand.
(Checking)
Select zigzag stitch and set stitch width at maximum.
Turning hand wheel slowly, bring up needle from its right hand and lowest point,
until shuttle hook point comes to align with left side of needle. Check to see if
hook point is 0.5mm to 1.0mm above the upper edge of needle eye as shown
below. (This is simple checking method without gauge.)
(Adjustment)
Loosen screw A at the lower shaft rocker as shown above and turn hand wheel
in either direction to adjust timing of shuttle hook and needle while holding
shuttle hook as shown above.
0.5-1.0mm
A
Service Manual
Page
10/27
MODEL 6180 / 6160
SEC.05 Needle clearance
Procedure of how to check and adjust needle clearance is described in this
section.
(Checking)
Check to see if the clearance between needle and shuttle hook point is 0 to
0.15 mm when needle and shuttle hook point are overlapped. Check the
clearance by pushing needle tip by small screw driver.
(Adjustment)
Loosen screw Afixing shaft linked with support bracket
Slide needle bar support in either direction as shown above.
1. To decrease the clearance;
Slide needle bar support toward direction of arrow 1 as shown above.
2. To increase the clearance (if needle hits the shuttle hook);
Slide needle bar support toward direction of arrow 2 as shown above.
A
1
2
This manual suits for next models
1
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