Janome AirThread 2000D User Manual

SERVICE MANUAL
MODEL: AirThread 2000D
Second Edition: xx May 2018

Janome AirThread 2000D Specifications

General

Type	Overlock
Air Threading	Yes
Differential Feed	Yes
Speed	1300 stitches per minute
Stitch Length	1 - 4 mm
Number of Threads	2 or 3
Stitch Options	Overlock, Rolled Hem
Presser Feet	Standard Overlock Foot
Threading	Automatic

Summary

Mechanical Adjustment

To adjust the needle bar height

Adjusts the vertical position of the needle bar.

To adjust the presser bar height

Adjusts the vertical position of the presser bar.

To adjust the feed dog height

Adjusts the vertical height of the feed dog.

To adjust the differential feed

Adjusts the differential feed ratio for fabric feeding.

To adjust the stitch length

Adjusts the length of the stitches produced by the machine.

To adjust the timing of the needle and the upper knife

Synchronizes the needle and upper knife movement.

To adjust the position of the upper knife and the lower knife

Sets the relative positions of upper and lower knives.

To replace the lower looper

To adjust the position of the lower looper (1)

To adjust the position of the lower looper (2)

To adjust the clearance of the needle and the lower looper; and the clearance of the needle and the needle guard (front) (1)

To adjust the clearance of the needle and the lower looper; and the clearance of the needle and the needle guard (front) (2). To replace the needle guard (front).

To replace the needle guard (front). To adjust the clearance of the needle and the needle guard (rear).

To adjust the timing of the needle and the lower looper

Synchronizes the needle and lower looper movement.

To replace the upper looper and to adjust the position of the tip of the upper looper

To adjust the leftmost position of the upper looper

To adjust the timing of the upper looper and the lower looper

Synchronizes the upper and lower looper movements.

To adjust the clearance of the upper looper and the lower looper

Sets the clearance between upper and lower loopers.

To adjust the clearance between the needle and the upper looper

Sets the clearance between needle and upper looper.

To adjust the position of the chaining finger

To adjust the thread tensions

Adjusts tension settings for all threads.

To adjust the pre-tension

To adjust the needle threader

To adjust the position the looper thread take-up lever

To adjust the looper threader (air) (1)

To adjust the looper threader (air) (2)