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pin and save it for future use. Make no
al~
tempt to replace an old style housing with
another old style. Replace
it
with one of the
,newer models.. Attempt to salvage the metal
band
by straight.rung the two
bottom tabs
which
hold
it
to the housing.
Repla<:ement
I.
Install the hardware on the new housing.
(Use the hardware salvaged from the old
housing. If a rivet was removed. use a new
rivet IA223947.)
Install the cantilever assembly on the housing.
(If
the cantilever assembly
is of
an old style
and
is being
lnstalJed on a
housing with
a
locating pin. you will note
that
there is no
hole on the assembly which corresponds
with
the location of the
pin. It is
then necessary
to cut off the top portion of the pin as
shown in Fignre 5-57).
LOCATING
PIN
CUTHER£
FIG. 5.57 CUT THE LOCATING PIN
Secure
the assembiy with either the rivet
(use special tooJ 111402 to force the rivet
into the housing) or with
the
cantilever nut.
Se
sure the washer is replaced. Before
tight~
ening the nut or flaring back the rivet (use
special tool
*
I
J3
98) align the metal frame
of the cantilever assembly with the back edge
of
the
housing (Figure 5·58). (Of course. this
isn't necessary
If
the locating pin is being used
on new models.)
FIG. 5.58 ALIGNING THE CANTILEVER
ASSEMB L Y AND HOUSING
73
3.
Replace the metal band on the housing of
folding models.
4. Install the RF /VF on the camera according
to previous instructions. Perform the RF/VF
parnIJax
checks
calJed out in Section
m.
if
adjustments are needed. consult the "Rf/VF
and Image Sizer Adjustments" paragraph of
Section V. If the unit cannot
be
brought
into adjustment with these procedures,
loosen the cantilever screw and realign the
cantilever assembly. Then perform the live
adjustments according to the previous cited
procedures.
5,
Replace the rear window plate assembly.
REPAIR Of lHE IMAGE SlZER
Components within the image sizer may
be
re
paired or replaced at the discretion of repair per·
sonnel. If it
is
felt
that
the effort
is
economically
feasible (when compared to the cost of replacing
the entire image
sizer),
foHow the instructions be
low to repair faulty components
within
the image
sizer
assembly. Use
the exploded
view drawing
(Plate 8) and parts Ust in Section VI for gnidance.
1. Extend the bellOW's to detent
J<)ck:~in.
mOVe
the
focus
bat
to
infmity
and
open
the
rear
door of the camera.
Remove the Phillips
head
screw holding
the
image sizer to the
camera body
and lift the assembly off the
CJmen.
(Note the manner in
wb.idt
the im
age sUer cam
fits
into
the
slot in
the
focus
bar.)
2. Remove the viewrmder screws. Tum
the
image sizer over so the screw openings are
facing the floor and
then
carefuUy separate
the rear
~bly
from
the
front housing.
3. Examine the mirrors and mirror mask: inside
the
rear assembly.
If
any are
defective.
re
place them.
Cleek
the
rear assembly
itself.
If any of the
piastic ridges
on
the iIWde sur
face
are
bTOken~
replace the rear assembly.
Also
replace it
jf there are cracks
in
the
waiJs.
Replace the positive lens
if
it is cracked. Use
Dupont Duro
cement (or
equivaient)
to.
hold
the lens in
place.
If
lHE MASK IS STICKING:
Apply
an extremely smalJ amount of LUbriplate
along the track of
the negative len$.
(This is
the
track in which the light pipe tab rides.) Move the
cam
back:
and
forth
several times to thoroUghly
work
the
tubric.ant
into the
trade., If the mask
assembly seems to stick in
the
"up" position (this
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