TM 5-6675-31914
CAUTION
In order to retain zero-point calibration when reassembling, Y-drive spindle
must not be rotated while it is disconnected from universal joint.
o .
Detach collar on universal joint from Y-drive spindle by loosening
c o l l a r s c r e w .
Secure Y-drive spindle to support arm with tape.
p.
Pull lamphouse forward to approximate midway position of Y-movement.
NOTE
For proper reassembly, bracket caps must be marked before disassembly.
q.
Remove capscrews and lockwashers,
and withdraw bracket caps from two
Y-slide brackets at right side of lamphouse .
r .
Hold lamphouse up and withdraw Y-slide from bushing supports.
s.
Lower lamphouse to rest on lens support arm.
t .
Remove screw and lamphouse cover ground strap.
CAUTION
Use care not to break light lamps.
Broken glass can cause additional
equipment damage.
7-108
