4 Original Bernette Service Manuals 100/200, 410-440 705/720/730/740E, Deco 330

Description

Original Bernette
Service Procedure Manuals for Models
100/200, 410/420/430/440, 705/720/730/740E
& Deco 330
Used
These items are as pictured.  The the covers show minimal wear and the pages are clean.  Each manual includes photos and line drawing with the instructions.
Service Manual Models 100, 200
includes:  exchanging the automatic mechanism; adjusting the ratchet disc; basic position of automatic mechanism; needle bar throw; centering the needle penetration in the needle plate slot; adjusting the belt tension; centering the feed dog in its slots; feed dog height; presser bar height; meshing the gears; adjusting the feed regulator links; zeroing the feed regulator; timing the feed motion; interval adjustment of feed switch-over action; adjusting the feed reverse bar; adjust the needle in the needle plate slot in sewing direction; hook-to-needle-clearance; timing the sewing hook; needle bar height; adjusting the bobbin case position finger; timing the bobbin winder disengagement; adjusting the bobbin thread tension; adjusting the needle thread tension; timing the thread check spring; equalizing the stitch length for left and right buttonhole seams; setting the length of forward and reverse utility stitches; exchanging the housing cover; dismantling and reassembling the needle thread tension; replacing the pressure spring in the balance-wheel release; dismantling and reassembling the hook; cleaning and oiling the machine; replacing the motor, carbon brushes, resistance of the foot control, roller bracket in the foot control and foot control cord.
Service Manual Models 410, 420, 430, 440
includes: technical data, position of stitch selection cam in relations to the tracer; lateral play of stitch selection knob; position of stitch selection dial in relation to the marking on the frame, setting the main shaft worm and the cam packet gear free of play; rest position of the needle (zig-zag 0 position), position of the stitch width knob; lateral motion of the needle during zig-zag sewing; torsion spring for the needle bar holder; needle position on zig-zag; needle swing limitation when selection stitches; needle position with L-C-R knob; position of L-C-R knob in relations tot he symbols on the frame; adjustment of upper arm shaft play; belt tension adjustment (motor-stepped pulley); belt tension adjustment (main shaft-free arm shaft); loop life and lateral hook adjustment (distance hook-needle); position of the feed-dog in the needle plate (left to right); position of the feed-dog (longitudinal direction); free-dog height; feed-dog advance; feed-dog lift; presser foot adjustment; upper thread tension; thread regulator spring; lower thread tension; timing of reverse feed mechanism; adjustment of stitch length; bar tack density and forward and reverse beads.
Service Manual Models 705, 720, 730, 740E
includes:  technical data, adjustment of upper arm shaft play; setting the arm shaft worm gear and the cam packet gear free of play; lateral movement of the zig-zag; needle positions on zig-zag and center position to the throat plate; position of stitch selection cam in relation to the tracer; rest position of needle (zig-zag in "0" position); position of stitch selection dial in relation to the markings on the panel; needle swing limitation when selecting stitches; position of L-C-R knob in relation to the symbols on the housing; belt tension adjustment (handwheel - stepped pulley) Bernette 705, 720, 730; loop lift; distance needle-hook; needle bar height; position of the feed-dog in relation to the needle plate (left to right); position of the feed-dog (longitudinal direction); feed-dog height setting; feed-dog advance; feed timing; presser foot adjustment; lower thread tension; bar tack density; forward and reverse beads; adjusting forward and reverse feed using reverse feeding patterns; automatic needle threader; adjusting the needle stop; adjusting half and maximum speed.
Service Manual Deco 330
includes:  changing external parts - face cover, belt cover, base cover, bed cover/base cap, base unit, front cover and rear cover; adjusting - needle drop position, hook timing, needle bar height, clearance between needle and hook, backlash between hook drive gear and lower shaft gear, height of needle stop position, thread tension, tension release mechanism; changing thread tension unit; replacing threader plate and adjustment; adjusting height of embroidery foot "P"; wiring diagram, connector connection diagram; protection of electrical components against electrostatic discharge; replacing printed circuit board "A"; replacing touch panel; replacing printed circuit board "F"; adjusting the solenoid; replacing DC motor and motor belt tension adjustment; replacing carriage plate (unit); adjusting "X" and "Y" sensors; adjusting "X" motor gear; replacing switching power supply; touch screen calibration; adjusting the presser foot lifter sensor; adjusting the remaining bobbin thread level.
All Sales Are Final, just as if you were buying it at a live auction or garage sale.
No refunds, returns or exchanges.
Recycled packaging will be used whenever possible.
Thank you
very
much for your interest.