Epson 2070 Service Manual - Page 97

Removing the Left Frame Assembly

Get Epson 2070 - LQ B/W Dot-matrix Printer PDF manuals and user guides
UPC - 010343812277
View all Epson 2070 manuals
Add to My Manuals
Save this manual to your list of manuals

Page 97 highlights

LQ-2070 Service Manual Disassembly and Assembly 3.2.9.5 Removing the Left Frame Assembly 1. Remove the rear/front edge guide assembly, front cover, paper eject assembly, rear/front tractor unit, and printer cover (see Section 3.2.1). 2. Remove the panel board assembly (see Section 3.2.2), upper housing assembly (see Section 3.2.7), and then remove the printer mechanism (see Section 3.2.9 ). 3. Remove 2 CBS screws (3 × 6, F/Zn) securing the platen cover (both right and left side). 4. Remove the hexagon nut (standard, M4) securing the front CR guide shaft and left frame. 5 Remove 4 CBS screws (3 × 6, F/Zn) securing the left frame assembly. Platen Cover C.B.S Screw (3 X 6 FZ/n) Hexagon Nut (Normal, M4) CBS Screw (3 X 6 FZ/n ) Securing the Left Frame Assembly Figure 3-24 Removing the Left Frame Assembly 6. Disconnect a connector cable from the release lever sensor, and then disconnect the connector cable from the HP sensor. 7. Remove the left frame assembly. Assembly Notes The tightening torque for the CBS screw (3 × 6, F/Zn) = 0.78 ~ 0.98 Nm (8 ~ 10 Kg f - cm) The tightening torque for the hexagon nut (standard, M4) = 1.18 ~ 1.37 Nm (12 ~ 14 Kg f - cm) Adjust the platen gap and bidirectional print alignment. Refer to Chapter 4. Rev.A 3-19

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76
  • 77
  • 78
  • 79
  • 80
  • 81
  • 82
  • 83
  • 84
  • 85
  • 86
  • 87
  • 88
  • 89
  • 90
  • 91
  • 92
  • 93
  • 94
  • 95
  • 96
  • 97
  • 98
  • 99
  • 100
  • 101
  • 102
  • 103
  • 104
  • 105
  • 106
  • 107
  • 108
  • 109
  • 110
  • 111
  • 112
  • 113
  • 114
  • 115
  • 116
  • 117
  • 118
  • 119
  • 120
  • 121
  • 122
  • 123
  • 124
  • 125
  • 126
  • 127
  • 128
  • 129
  • 130
  • 131
  • 132
  • 133
  • 134
  • 135
  • 136
  • 137
  • 138
  • 139
  • 140
  • 141
  • 142
  • 143
  • 144
  • 145
  • 146
  • 147
  • 148
  • 149
  • 150
  • 151
  • 152
  • 153
  • 154
  • 155
  • 156
  • 157
  • 158
  • 159
  • 160
  • 161
  • 162
  • 163
  • 164
  • 165
3.2.9.5 Removing the Left Frame Assembly
1.
Remove the rear/front edge guide assembly, front cover, paper eject assembly, rear/front tractor
unit, and printer cover (see Section 3.2.1).
2.
Remove the panel board assembly (see Section 3.2.2), upper housing assembly (see Section 3.2.7),
and then remove the printer mechanism (see Section 3.2.9 ).
3.
Remove 2 CBS screws (3
×
6, F/Zn) securing the platen cover (both right and left side).
4.
Remove the hexagon nut (standard, M4) securing the front CR guide shaft and left frame.
5
Remove 4 CBS screws (3
×
6, F/Zn) securing the left frame assembly.
6.
Disconnect a connector cable from the release lever sensor, and then disconnect the
connector cable from the HP sensor.
7.
Remove the left frame assembly.
The tightening torque for the CBS screw (3
×
6, F/Zn)
= 0.78 ~ 0.98 Nm (8 ~ 10 Kg f - cm)
The tightening torque for the hexagon nut (standard, M4)
=
1.18 ~ 1.37 Nm (12 ~ 14 Kg f - cm)
Adjust the platen gap and bidirectional print alignment. Refer to Chapter 4.
CBS
Screw (3 X 6 FZ/n ) Securing the Left Frame Assembly
Hexagon Nut (Normal, M4)
Platen Cover
C.B.S Screw (3 X 6 FZ/n)
Figure 3-24 Removing the Left Frame Assembly
LQ-2070 Service Manual
Disassembly and Assembly
Rev.A
3-19