IR RHA Test Procedure.

TM 11-6625-2478-12

(5) On SM-627/AYM-9, set RHA TEST SELECT

/U from connector J1 on the internal sic of CY-

switch to KA60, IR/SLAR, CDM.

7117/AYM-9.

(6) On SM-627/AYM-9, set ON-OFF switch to ON.

e. IR RHA Test Procedure.

(7) Remove camera cover assembly from access

opening of Polaroid Camera CU-5 and slide cover

(1) Connect connector P1 of Cable Assembly,

assembly along cable release to gain access to shutter

Special Purpose, Electrical CX-12727/U to the internal

speed lens opening levers.

sic of connector J1 on the CY-7117/AYM-9. Con nect

(8) Set camera shutter speed to T and set lens

connector P2 to connector on the IR RHA (fig. 3-11).

opening to f/8 (para 3-8 b(3)).

(2) Rotate turntable of KE-59A until spring- loaded

(9) Slide camera cover assembly along cable release

locator pin locks into position C.

and press camera cover assembly into ac- cess opening

(3) Mount IR RHA on clamp assembly C up to stop

of Polaroid Camera CU-5 to exclude extraneous light.

and secure clamp assembly by means of captive

(10) Depress camera cable release.

fastener stud.

(11) On S-627/AYM-9, depress SINGLE PULSE

(4) Mount welded plate assembly cover on top of the

pushbutton. The SINGLE PULSE INDICATOR

welded plate and secure with 10 captive fastener studs.

lamp shall flash.

(5) On SM-627/AYM-9, set the RHA TEST SE-

(12) Depress camera cable release.

LECT switch to KA60, IR/SLAR, CDM.

(13) Develop exposed film (para 3-8 b(4)). The

(6) On SM-627/AYM-9, set ON-OFF switch to ON.

resulting print shall show a circle of small dots 0.6 0 .1

(7) Remove camera cover assembly from access

inch in diameter (fig. 3-5).

opening of Polaroid Camera CU-5 and slide cover

(14) Remove camera cover assembly from access

assembly along the cable release to gain access to

opening of Polaroid Camera CU-5 and slide cover

shutter speed and lens opening levers. (8) Set camera

assembly along cable release to gain access to shutter

shutter speed to T and set lens

opening to f/8 (para 3-8b(3)).

speed and lens opening levers.

(15) Set camera shutter speed for a 1/15 second

(9) Slide camera cover assembly along cable release

exposure time and set lens opening to f/5.6 (para 3- b

and press camera cover assembly into access opening

(3)).

of the Polaroid Camera CU-5 to exclude extraneous

(16) Slide camera cover assembly along cable

light.

release and press camera cover assembly into access

(10) Depress camera cable release.

opening of Polaroid Camera CU-5 to exclude extraneous

(11) On SM-627/AYM-9, depress SINGLE PULSE

light.

pushbutton. The PULSE INDICATOR lamp shall

(17) On SM-627/AYM-9, set RHA TEST SELECT

flash.

switch to PHOSPHOR.

(12) Depress camera cable release.

(13) Develop exposed film (para 3-8(4)). The

(18) Depress camera cable release.

(19) Develop exposed film (para 3-8 b (4)). The

resulting print shall show a circle of small dots 0.6

resultant print shall show a raster (fig. 3-7).

0.1 inching diameter (fig. 3-5).

(20) On SM-627/AYM-9, set ON-OFF switch to OFF.

(14) Remove camera cover assembly from access

(21) Loosen 10 captive fastener studs securing the

opening of the Polaroid Camera CU-5 and slide cover

welded plate assembly cover and remove cover.

assembly along the cable release to gain access to the

(22) Loosen captive fastener stud securing clamp

shutter speed and lens opening levers. (15) Set camera

assembly C and remove SLAR RHA from the clamp

shutter speed for a 1/15 second exposure time and set

lens opening to f/5.6 (para 3-8(3)).

assembly.

(23) Disconnect connector P2 rod cable CX-

(16) Slide camera cover assembly along cable re-

12727/U, removing the SAR RHA.

lease and press camera cover assembly into access

NOTE

opening of the Polaroid Camera CU-5 to exclude

If IR RHA test is to be performed, omit

extraneous light.

steps (24) through (26).

(17) On SM-627/AYM-9, set RHA TEST SELECT

(24) Close clamp assembly C and secure with

switch to PHOSPHOR.

captive fastener stud.

(18) Depress camera cable release.

(25) Rotate turntable assembly for maximum

(19) Develop exposed film (para 3-8b(4). The re-

access to connector J1 (fig. 3-11).

sulting print shall show a raster (fig. 3-7).

(26) Disconnect connector P1 of cable CX-12727

3-12