Section VIII. CAMERA DRIVE MECHANISM

Section VII. LENSBOARD CARRIAGE ASSEMBLY

TM-5-3610-220-14 Camera Copying Mobille Process 208-Volt 3 Phase 60 Hertz Consolidated International Model 1969 NSN 3610-00-400-7588 Manual
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6-27. Lensboard Carriage Cleaning and

Inspection

Clean all parts thoroughly with a cleaning solvent, using a small

brush to clean threaded areas. Inspect frames for splits,

cracks, and distortion. Replace if defective. Inspect carriage

base plate for cracks and splits. Inspect all threaded areas for

stripped or dam aged condition. Inspect gibe and shims for

scoring or wear and gears for damaged teeth. Replace all

defective parts.

6-28. Lensboard Carriage Reassembly

a. Position lensboard carriage base plate (1, fig. 6-13) on

camera rail, and line up four side bearing gibe (8) and shims

(9). Secure each gib to carriage base plate with eight screws

(5, fig. 6-12). Take up play between gibe and rail, as with

copyboard carriage (para 6-20. b. (1))-. Position carriage

base plate and drive bracket (5, fig. 6-13), and secure bracket

to base plate with two screws (2).

b. Tap driven gear (7, fig. 6-13) on horizontal drive shaft

extension (6), and lock on extension with tapered pin (4). Slide

extension assembly through drive bracket (5) and base plate

(1), and attach universal joint (3) to extension with tapered pin

(4). Install vertical drive shaft extension and driven gear on

other side of base plate in the same manner.

c. Position the four new oil felt wipers (13 , fig. 6-11) and

wiper guards (14), and secure each to carriage base plate (17)

with two screws (15). Install two limit switches (10, fig. 1-5).

d. Position lensboard side frame (4, fig. 6-12) on the

carriage base plate (6). Insert pins (3) and align holes. Insert

two lockwashers (1) and hex socket head screws (2), and tap

pin (3) into place. Install the side frame (a) in the same

manner.

e. Install the flash lamp assembly (para 4-42. d. ).

f. Install the lensboard (para 6-24).

Figure 6-13. Lensboard carriage base plate, exploded

view.

Section VIII. CAMERA DRIVE MECHANISM

pinned to the drive-screw (12 and 13). A handwheel (7 and 9,

6-29. Description

fig. 1-4) is also keyed and pinned to the drivescrew. The

The copyboard drive mechanism and the lensboard drive

counter drive sprocket is connected to the positioning counter

mechanism are identical systems. The data in this section are

by a counter drive chain (4 and 6, fig. 6-14). The drive

applicable to either unit. A gear (1 and 10, fig. 6-14) mounted

mechanism is disassembled on its removal.

on the drive motor shaft is meshed with a gear keyed and

6-13

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