Infinity QM40275 Manuals

Infinity QM40275 Manuals

Manuals and User Guides for Infinity QM40275. We have 1 Infinity QM40275 manual available for free PDF download: Service Manual

Infinity QM40275 Service Manual

Infinity QM40275 Service Manual (140 pages)

Brand: Infinity | Category: Sewing Machine | Size: 43 MB

Table of Contents

Table of Contents
2
About the HQ Infinity

5
1 General Specifications

7
2 HQ Lubrication Specifications

8
3 Thread Mast, Hand Wheel, and Thread Guides

12
- Check Thread Mast
  12
- Check Hand Wheel Gap
  13
- Check Thread Guides and Stirrup
  14
4 Top Thread Tension

14
5 Thread Cutter

22
- Thread Cutter Alerts
  22
- Components of the Thread Cutter
  29
6 Securing Flats and Screws

30
- First Screw, First Position
  30
- Main Shaft
  30
- Short Shaft
  30
- Pitman Short Shaft
  31
- Hook Shaft
  32
- Take-Up Lever
  33
- Rear Axle Assembly
  33
- Motor Shaft
  34
- Reciprocating Counterweight
  34
7 Axial Play

34
- Hook Shaft
  34
- Main Shaft
  36
8 Leveling the Machine

39
9 Rear Axle and Axle Housings

40
- Differences between the Four Wheel Axle Housings
  40
- Aligning Wheels to the Correct Width for Carriage Tracks
  42
10 Reciprocating Counterweight Timing

44
11 Belt Tension

45
- Motor to Hook Shaft Drive Belt Tension
  45
- Hook to Main Shaft Belt Tension
  46
12 Belt Idler Flange Position

47
- Position of Timing Belt Idlers Flanges
  47
13 Presser Bar Height

48
14 Needle Position

50
- Front to Back
  50
- Left to Right
  51
15 Timing

53
16 Power

71
- Surge Protection/Battery Backup
  72
- Fuse
  72
17 Electrical Wiring

74
- AC Wiring
  74
18 Handlebar Switches

76
19 Upper Cable Trough

77
20 Rear Handlebars

78
21 Rear Plastic Panels

79
- Rear Panel Screws
  79
22 Front Plastic Panels

83
- Front Panel Screws
  84
23 Power Supply

87
24 Front Distribution Boards

90
25 Main Control Board

93
- Main Control Board Leds
  95
- Front RS232 Connection
  96
- Pro-Stitcher RS232 Connection
  97
- Rear Display USB Connection
  98
- Rear Display RS232 Connection
  99
- USB Camera Hub Connection
  99
- Main Shaft Encoder LED
  100
- Thread Break Sensor LED
  101
- Heartbeat LED
  102
- Test 3 LED
  103
- Volt Supply LED
  103
- Volt Control Board Supply LED
  103
- Volt Motor Driver Supply LED
  103
26 LED Boards

104
- ARM LED Board
  104
- Left and Right Handle LED Boards
  104
- Hook LED Board
  105
- Hook LED Cable
  106
- LED Ring
  108
27 Thread Tension Sensor and Motor

109
- Thread Break Tension Board
  109
- Thread Tension Motor
  111
- Thread Break Sensor
  112
28 Needle Laser

115
29 Main Shaft Encoder Sensor

120
- Stitch Regulator y Encoder
  130
30 Drive Motor

135
31 Troubleshooting

136

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