Epson 2070 Service Manual - Page 90

Removing the CR Motor Assembly, Removing the CR Motor 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 90 highlights

Disassembly and Assembly LQ-2070 Service Manual 3.2.8 Removing the CR Motor Assembly 1 Remove the rear edge guide assembly, paper eject assembly, rear tractor unit, and printer cover (see Section 3.2.1). 2. Remove the panel board (see Section 3.2.2) and upper housing assembly (see Section 3.2.7). 3. Remove the 2 CR mounting screws securing the CR motor assembly. After releasing the extension spring (15.7 g), disengage the timing belt from the CR motor assembly. 4. Remove 3 CBS screws (3 x 4,F/Zn), 2 CBB screws (3 x 12 F/Zn) securing the upper shield plate main board. 5. Disconnect the cable for CN11 from the C186 MAIN board assembly. 6. Remove the CR motor assembly from the printer mechanism. CR Mounting Screws over the Figure 3-15 Removing the CR Motor Assembly Assembly Notes The tightening torque for the 2 CR mounting screws = 0.78 ~ 0.98 Nm (8~10 Kg - cm) Adjust the bidirectional print alignment. Refer to Chapter 4. 3-12 Rev.A

  • 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
3.2.8 Removing the CR Motor Assembly
1
Remove the rear edge guide assembly, paper eject assembly, rear tractor unit, and printer cover
(see Section 3.2.1).
2.
Remove the panel board (see Section 3.2.2) and upper housing assembly (see Section 3.2.7).
3.
Remove the 2 CR mounting screws securing the CR motor assembly.
After releasing the
extension spring (15.7 g), disengage the timing belt from the CR motor assembly.
4.
Remove 3 CBS screws (3 x 4,F/Zn), 2 CBB
screws (3 x 12 F/Zn) securing the upper shield plate
over the
main board.
5.
Disconnect the cable for CN11 from the C186 MAIN board assembly.
6.
Remove the CR motor assembly from the printer mechanism.
The tightening torque for the 2 CR mounting screws =
0.78 ~ 0.98 Nm (8~10 Kg - cm)
Adjust the bidirectional print alignment. Refer to Chapter 4.
CR Mounting Screws
Figure 3-15 Removing the CR Motor Assembly
Disassembly and Assembly
LQ-2070 Service Manual
3-12
Rev.A