Disassembly - Polaroid Joshua Vision Service Manual

2. Disassembly of Shutter
a. Using a narrow blade flat screwdriver, gently push the Flapper Hinge Retainer (Figure 4-26) up
and to the left to release it from the locking tabs of the Shutter Assembly. Lift off the Flapper
Hinge. (See Key # 30 in Plate 2 of the Parts Catalog.)
b. Using a narrow blade flat screwdriver, gently pry open the locking tabs that secures the Rear
Lens to the Base Block Assembly. Remove the Rear Lens.
c. Using a narrow blade flat screwdriver, gently pry up the retainer to release the Concave Mirror
from the Base Block Assembly. Remove the Concave Mirror.
SHUTTER ASSEMBLY
d. Using a square drive, remove the five (5) screws that secures the Front Shutter Housing
(Figure 4-27) to the Base Block Assembly. Lift off the Front Shutter Housing.
Note: If necessary, use a narrow blade flat screwdriver to gently pry up the Front Shutter
Housing to release it from the Base Block Assembly.
Caution: Discharge the Strobe Capacitor with a Dump Probe (Figure 4-28) before
continuing with this disassembly.
e. Using a finger, gently push the Ambient/IR Lens down and out to release it from its locking tab
on the Lens Mounting Plate (Figure 4-29) . Lift off the Ambient/IR Lens.
f. Using a narrow blade flat screwdriver, gently pry and twist up the Solenoid Contact Retainer to
release it from the Lens Mounting Plate. Lift off Solenoid Contact Retainer and the two copper
contacts.
RUBBER FLAPPER
LOCKING
TABS
CONCAVE
MIRROR
RETAINER
Figure 4-26. Removal of the Flapper Hinge
4 - 22
FLAPPER HINGE
RETAINER
REAR LENS
CONCAVE
MIRROR