Brother International CB3-B917 Service Manual - Page 39
Cushion rubber
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4. REPLACEMENT OF PARTS 4-2.Cushion rubber < Disassembly > 1.Bolt 2.Open the cover and tilt the sewing machine 5.Steel ball 5/16 6.Pulley 7.Steel ball 7/32 8.Pulley return spring 428s 4.V-belt 406s 3.Ball presser plate 9.Clutch tension spring 10.Clutch plate 11.Cushion rubber < Assembly > 430s Use a screwdriver to pry 431s 432s 1. Tap the cushion rubber into the stop cam . 2. Attach the clutch plate 433s to the stop cam . 3. Attach the clutch tension spring . 4. Install the pulley return spring , the steel ball 7/32 , the pulley , the steel ball 5/16 , and the belt , and install the ball presser plate to the clutch . 5. Raise the sewing machine. 6. Attach the installation bolt. 427s 33 CB3-B916A/B917A
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4. REPLACEMENT OF PARTS
CB3-B916A/B917A
33
4-2.Cushion rubber
< Disassembly >
< Assembly >
428s
1.Bolt
2.Open the cover
and tilt the sewing
machine
3.Ball
presser plate
4.V-belt
5.Steel ball 5/16
6.Pulley
8.Pulley return spring
7.Steel ball 7/32
9.Clutch
tension spring
406s
10.Clutch plate
430s
431s
11.Cushion rubber
Use a screwdriver to pry
3.
Attach the clutch tension spring
.
4.
Install the pulley return spring
, the steel ball 7/32
,
the pulley
, the steel ball 5/16
, and the belt
, and
install the ball presser plate
to the clutch
.
5.
Raise the sewing machine.
6.
Attach the installation bolt.
1.
Tap the cushion rubber
into the stop cam
.
2.
Attach the clutch plate
to the stop cam
.
432s
433s
427s