JUKI HZL-X Series - Adjustment; 6-1 Adjusting the needle bar height

– 13 –
[6] Adjustment
6-1 Adjusting the needle bar height
○
Remove the face cover.
Adjustmentvalue:
・
Distancefromthebottomendofthepininsideneedlebarsurfacetothetopsurfaceofthethroatplate:
19 mm
・
Whentheneedleismounted,theneedleeyetiltsrightwardby2degrees.
Adjustmentprocedure1.
 1.Selectthestraightstitchusingthepatternselectingbutton.Choosecenterneedleposition.
 2.MakeagaugeneedlebycuttingahouseholdneedleHA×1todimensionA.Fitthegaugeneedleintothe
needlebar.
3. Prepare an appropriate metal plate of thickness B. (A = 19 mm - B)
 4.Bringtheneedlebartoitslowestdeadpoint.Slightlyloosenneedlebarconnectingstudsetscrew
1
as
long as the needle does not slip off from the connecting stud.
 5.Placethemetalplateonthethroatplate.Movetheneedlebarupanddownbyhandtoadjustsothatthe
cutsurfaceofthegaugeneedlealignswiththetopsurfaceofthemetalplate.Then,turntheneedlebarby
twodegreesofanangleasillustratedinthesketchbelow.
 6.Temporarilytightenneedlebarconnectingstudsetscrew
1
andreconrmthattheneedlebariscorrectly
adjusted.Then,securelytightenthesetscrew.
Adjustmentprocedure2.
 1.AssembleahouseholdHA×1needle#14intotheneedlebar,bringtheneedlebartoitshighestdead
point.Movetheneedlebarinthesamewayasdescribedinprocedure1toadjusttheneedlebarheightso
that the needle tip is spaced 15.5 mm from the top surface of the throat plate.
19 mm
Metal plate
Throat plate
2°
[Lowest dead point]
A
B
Gauge needle
15.5 mm
[Highest dead point]
HA×1 #14
1