Top Cover Removal
(pages 2 and 3, HQ Stitch Technical Bulletin #0001)
Machine Base Plate and Base Cover Removal Bed Cover Removal
Belt Cover Removal
Front Panel Removal
Free Arm Cover Removal
Lubrication
Feed Dog Height
Presser Bar Height and Radial Angle
Needle Position (Front-to-Back)
Needle Position (Left-to-Right)
Needle-to-Feed Timing Theory , Check and Adjustment
Needle Bar Height
Needle-to-Hook Clearance
Hook Gear Backlash
Needle-to-Hook Timing
Needle Threader Plate
Upper Feed Dog Timing (Part 1)
Upper Feed Dog Timing (Part 2)
Needle Plate Micro switch
Thread Tension Unit Adjustments
Automatic Thread Cutter Removal, Adjustments, and Installation
Stretch Stitch Feed Balance
Parts of the Front Panel
Printed Circuit Board ‘A’ Removal
Printed ‘A’ Circuit Board Diagram
Touch Panel Replacement
DC Motor Removal and Installation
Switching Power Supply Removal and Installation
Free Arm Cover Installation
Front Panel Installation
Bed Cover Installation
Belt Cover Installation
Machine Base Plate and Base Cover Installation
Top Cover Installation
Touch Screen Calibration
1-
4
5
6
7
8
-
10
11
-1
2
1
3
-2
8
2
9
-
31
3
2
33
3
4
3
5
and 3
6
-
37
3
8
-3
9
40
-
41
4
2
4
3
-4
4
4
5
4
6
-4
8
4
9
50
51
5
2
-5
5
5
6
-5
7
5
8
5
9
60
61
-6
2
6
3
6
4
-6
5
6
6
6
7
-6
8
6
9
70
71
7
2
7
3
-7
4
Table of Contents
Содержание HQ Stitch 710
Страница 1: ...Service Manual 05 29 18 HQ Stitch 710...
Страница 18: ...Oil Put a drop of oil on the following 1 The presser bar at the bottom bushing inside the left hinged cover 15...
Страница 24: ...Oil Put a drop of oil on the following 7 The hook felt under the needle plate and the bobbin case 21...
Страница 92: ...Appendix II Diagnostic Tests 89...