DOWNLOAD Sony SAL28F28 Service Manual ↓ Size: 836.24 KB | Pages: 42 in PDF or view online for FREE

Model
SAL28F28
Pages
42
Size
836.24 KB
Type
PDF
Document
Service Manual
Brand
Device
Digital Camera
File
sal28f28.pdf
Date

Sony SAL28F28 Service Manual ▷ View online

HELP
SAL28F28 (2.8/28) (28mm F2.8)
HELP07
Adhesive bond (LOCTITE 460) (Note)
Note:
Use adhesive bond (LOCTITE 460) or an equivalent article.
Do not use what becomes white after drying like quick-drying glue.
Anti-diffusion agent (A-20): J-6082-611-A
Grease (G-85):
J-6082-626-A
1.
Apply the adhesive bond ((LOCTITE 460) to the stopper screw, and attach it to the lens mount reveting block.
2.
Apply the anti-diffusion agent (A-20) and grease (G-85) to the instruction portions of the lens mount reveting block.
3.
Turn counterclockwise the pin of 
aperture operate plate unit 
to close the 
aperture
.
4.
Attach the lens mount riveting block, aligning the cut portion of preset ring lever with the pin of 
aperture operate plate unit 
and the
coupler hole with the coupler.
HELP08
Oil (O-20): J-6082-610-A
Apply small amount of oil (O-20) to the instruction portion of the main spring.
Apply the adhesive bond
(LOCTITE460)
Lens Mount Reveting Block
Apply the anti-diffusion agant
(A-20)(All circumference)
Apply the grease(G-85)(3 claws)
Aplly small amount(O-20)(On contact area)
Coupler Hole
Rear Light Shield Barrel Tube
Coupler
Pin of the aperture operate plate unit
Ver. 1.2  2007.10
The changed portions from
Ver. 1.1 are shown in blue.
HELP
SAL28F28 (2.8/28) (28mm F2.8)
HELP09
Grease (G-80): J-6082-625-A
Grease (G-85): J-6082-626-A
Apply the grease (G-80) to the gear and the grease (G-85) to the sliding surfaces of the coupler.
HELP10
Adhesive bond (B-10): J-6082-612-A
1.
Attach the seven 
aperture blade 
unit to the aperture unit holding ring.
Note:
Attach the 
aperture blade 
unit in fully opening state.
2.
Attach the 
aperture operate plate unit 
so that the pin of the 
aperture operate plate unit 
places the mid portion between A and B of
the aperture unit holding ring.
3.
Attach the 
pin of aperture operate plate unit 
so that it is inserted in the oblong hole near the coupler pivot of helicoid unit.
4.
Attach the aperture unit holding spring, and check the operation of the 
aperture blade unit
.
Note:
When attaching the aperture unit holding spring, insert the portion B first.
5.
After the aperture diameter adjustment is completed, apply the adhesive bond (B-10) to the instruction portions of the aperture unit
holding spring.
Apply the grease(G-85)
(Sliding surfaces)
Apply the grease(G-80)(gear)
B
A
A
B
Aperture Unit Holding Spring
Apply the adhesive bond(B-10)(3 areas)
Portion B
Aperture Unit Holding Ring
Pin of the aperture 
operate plate unit
Coupler Bearing
(Three areas in the width of 5 to 10mm)
Ver. 1.2  2007.10
The changed portions from
Ver. 1.1 are shown in blue.
HELP
SAL28F28 (2.8/28) (28mm F2.8)
HELP11
Adhesive bond (B-40):
J-6082-614-A
1.
Align the linear guide key installation block of outside barrel with the linear guide key groove of inner barrel (any 2 locations of 3
locations).
2.
Apply the bond (B-40) to the screwed portions of 4 screws shown in the figure and tighten the screws in order of 1 to 4.
Note:
Push the linear guide key to the inner side (in the arrow direction in the figure) and hold it lightly.
Tighten the screws while making the linear guide key and inner barrel in parallel, Rotate the inner helicoid barrel and confirm
that it rotates smoothly.
HELP12
Anti-diffusion agent (A-20): J-6082-611-A
Adhesive bond (B-40):
J-6082-614-A
Grease (G-15):
J-6082-619-A
1.
Apply the grease (G-15) and the anti-diffusion agent (A-20) to the instruction portions of the inner tube.
Note:
Be careful not to get the anti-diffusion agent (A-20) smeared to the portion A.
3
4
1
2
Parallel
Parallel
Portion A
Apply the grease(G-15)
(sliding surface)
Apply the grease(G-15)
(sliding surface)
Apply the grease(G-15)
(sliding surface)
Apply the grease(G-15)
(All circumference)
Apply the anti-diffusion agent(A-20)
(All circumference)
Apply the anti-diffusion agent(A-20)
(All circumference)
Apply the anti-diffusion agent(A-20)
(All circumference)
Apply the adhesive
bond(B-40)
Straight Key
HELP
SAL28F28 (2.8/28) (28mm F2.8)
2.
Apply the grease (G-15) to the instruction portion of the middle helicoid.
3.
Apply the adhesive bond (B-40) to the stopper screw, and tighten it to the outer tube.
4.
Apply the grease (G-15) to the instruction portion of the outer tube.
5.
Assemble the outer tube, middle helicoid and inner tube, and check the operation of the helicoid (stiffness, smoothness, catching).
6.
Set the helicoid level as shown in the figure.
Note:
This level is in infinity position.
Apply the grease(G-15)
(All circumference of threads)
Apply the grease(G-15)
(All circumference of threads)
Middle Helicoid
Apply the grease(G-15)
(All circumference of threads)
Apply the adhesive bond(B-40)
Outer tube
Inner Tube
23.9
16.1
Outer Tube
Middle Helicoid
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