Part 3: Repair Information
3.
MECHANICAL ADJUSTMENTS
3.1
Sue-MIRROR 42° ANGLE ADJUSTMENT
r---------------------------------------------------------------------------------,
:
Cf4
111
MH·
The
sub-mirror
angle
must
be
adjusted
when
the
front
panel
unit
or
mirror
:
:
unit
is
disassembled
or
replaced.
The
main
mirror
angle
is
not
adjustable.
:
L---------------------------------------------------------------------------------~
PuRPosE:
To
adjust
the
sub-mirror
vertically
to
obtain
the
mirror
angle
(42°). (Horizontal align-
ment
is
checked
only.)
STANDARD:
Vertical
Horizontal
TOOLS:
42° ±
5'
0° ±
8'
Universal goo Collimator-3; Hex key (0.05"
or
about
1.2mm);
Sub-mirror
gage (42°)
PREPARATION:
Attach
the
sub-mirror
gage (42°)
to
the
universal
go° Collimator-3
to
calibrate
the
sub-mirror
magnifier. (Refer to
the
Universal go° Collimator
Operating
Instructions
for
details
on
calibration.)
Horizontal Scale
Sub-mirror Scope
imit Area
Vertical Scale
Fig. 3-35 Universal 90° Collimator
Al>JuSTMENT:
1.
Unhook
the
mirror
up
spring
and
put
the
mirror
down.
2.
Attach
the
front
panel
unit
to
be
tested
with
the
mirror
unit
and
no
AF
sensor
unit
to
the
universal
go
0
Collimator-3.
3. Use
the
hex
key
to
turn
the
eccen-
tric dowel
in
the
mirror
box,
as
shown
in
the
below
illustration
to
adjust
the
vertical angle
..
tandard Gage and
Front Panel Mount
Main Mirror Scope
Mirror Spring
Fig. 3-36 Sub-mirror Adjustment
3-28
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