Epson SQ-B50/2550 Technical Manual page 250

REV.-A
Table 6-2. Lubrication Points (Refer to Figures 6-2 to 6-5)
Ref. No.
Lubrication Points
Lubricant Fig. No.
(1) Release lever shaft (1/3 of the way from the end) G-14
6-2
(2)
Tractor transmission gear shaft (1/3 of the way from the end) G-14
6-2
(3)
Movement portion of release lever and tractor
G-14 6-2
transmission gear
(4)
Paper feed reduction gear holder
G-14 6-2
(1/3 of the way from the end)
(5)
1/4 perimeter of paper feed reduction gear G-14
6-2
(6)
Top edge holding transmission gear shaft
G-14
6-2
(1/3 of the way from the end)
(7)
1/4 perimeter of top edge holding transmission gear G-14
6-2
(8)
Platen shaft holder (R and L) G-14
6-2
Paper feed lever shaft (following points)
• Portion contacting the base frame (Two points)
(9)
• Portion contacting the right frame
G-14
6-3
• Portion contacting the release lever
• Paper feed lever shaft support portion of the base frame
(10)
Top of the self-aligning bearing of the
G-14 6-3
paper feed lever (four points)
(1 1) Platen unit and paper guide plate set stopper (two points) G-14 6-2
(12) 1/4 perimeter of platen gear, 1/4 center gear G-14
6-2
( 13)
Paper feed transmission gear shaft
G-14 6-2
(1/3 of the way from the end)
(14) 1/4 perimeter of paper feed G-14 6-2
(1 5) 1/4 perimeter of tractor transmission gear G-14 6-2
(16)
1/4 gear perimeter of top edge holding transmission
G-14 6-2
shaft set (Both left and right sides)
(17)
Portion of the shaft contacting frames M and R of
G-14 6-2
eject paper guide board (Two points)
( 18)
Felt portion of carriage shaft holder (Three points)
0-2 6-2
(19) Points of contact between release pin and release roller G-14 6-4
(20)
Points of contact paper feed lever shaft and
G-14 6-4
paper feed lever spring (Four points)
(21)
Points of contact between paper feed roller and
G-14 6-2, 6-4
paper feed roller holder (Four points)
(22)
Engaging portion of the clutch cam and clutch spring of
G-14
6-5
the pump unit (two points)
(23) Pump unit cam follower (Lubricate before installation)
G-14
6-5
6-2