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A SUPPLEMENT
TO THE
PENTAX
6X7 SERVICE
MANUAL
This is to supplement
the Pentax 6x7
service manual
in accordance
with recent
improvements
in the Pentax
6x7
camera.
With the improvements,
some
modifica-
tions of the parts and oils used have been made.
At the same
time temporarily
used oil codes (G4, L5) are formally designated.
In the attached
illustrations
parts are alphabetically
grouped
in principle,
those
heavy-lined being
modified.
NOTE
FOR
PARTS
LIST
Parts No,
starting with "0-'"' (or "1-'' '2-"' etc.) stands for riveted
assembly,
however,
it also stand for assembled
unit if the base part
is single (without any riveted parts).
Parts
No.
starting with "AO-"'
(or "Al-''
"A2-"
etc.) stands
for assembl-
ed unit in which the base part itself is a riveted assembly.
This
code
is recently established
to replace former
code ''0'-"'.
OIL CODES
Modified
codes
are as follows:
G4
G-7
L5
—-
G-10
Codes
for recently introduced
oils
G-9b
(Majorly used in Take up system)
L-6
(Solely used in Curtain bounce
provention
system)
G-4dk
(Used in Mirror Housing)
IMPROVEMENTS
OF
THE
CAMERA
This
chapter gives an explanation on the improvement.
These
are
described
item by item as follows:
Addition of recovery
button
Plasticized
covers
Improved
battry case
Improved
frame No.
control dial
Addition of counter
transport button
Further
stability
of spool retaining
Further
improvement
on anti-reflection
and light leakage protection
Improved mirror
sheet
Bounce
prevention
system
Shutter
curtains
Partially modified
electronic
circuit,
etc.
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