Janome MC400E User Manual

INDEX
Replacing External Parts
Face cover .................................................................................................................................................................1
Thread cutter cover ..................................................................................................................................................1
Base plate..................................................................................................................................................................2
Bed cover ..................................................................................................................................................................3
Front cover ................................................................................................................................................................4
Rear cover .................................................................................................................................................................5
Carriage cover ...........................................................................................................................................................6
Belt cover...................................................................................................................................................................6
Mechanical Adjustment
Needle drop position..................................................................................................................................................7
Hook timing................................................................................................................................................................8
Needle bar height ......................................................................................................................................................9
Clearance between the needle and hook ................................................................................................................10
Backlash between the rotary hook gear and lower shaft gear.................................................................................11
Upper shaft shield position ................................................................................................................................ 12-13
Needle thread tension .............................................................................................................................................14
Tension release mechanism ....................................................................................................................................15
Height of the embroidery foot ..................................................................................................................................17
Presser foot lifter detecting switch ...........................................................................................................................20
Automatic thread cutter ...........................................................................................................................................21
Remaining bobbin thread sensor.............................................................................................................................22
Hoop position...........................................................................................................................................................23
X-sensor position .....................................................................................................................................................25
Y-sensor position .....................................................................................................................................................26
Y-carriage supporter ................................................................................................................................................27
DC Motor belt deection ..........................................................................................................................................29
Replacement
Needle threader .......................................................................................................................................................16
Printed circuit board A..............................................................................................................................................18
Printed circuit board F .............................................................................................................................................19
Carriage unit ............................................................................................................................................................24
Switching power supply ...........................................................................................................................................28
Driving motor ...........................................................................................................................................................29
Replacing the Gear of the X-carriage ......................................................................................................................30
Oiling
Needle bar, presser bar and thread take-up lever ...................................................................................................31
Oil wick ....................................................................................................................................................................32
Lower shaft supporter (front and rear) .....................................................................................................................32
Y-carriage ................................................................................................................................................................33
X-carriage ................................................................................................................................................................33
PARTS LIST
...................................................................................................................................................... 34-51

Janome MC400E Specifications

General

Brand	Janome
Model	MC400E
Category	Sewing Machine
Language	English