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TM 11-5820-890-30-5
2-29. OPERATIONAL CHECK. Continued
Step 1. CURRENT CHECK.
Action
a.
Connect equipment as shown in figure
2-13.
b.
Set UUT RT FCTN: Z-A.
c.
Remove DMM lead from TP8 and TP9.
Set 13 V: ON. Set UUT RT FCTN switch
to LD-V and then to Z-A. Check opera-
tion of DIM control by adjusting it CCW
and then CW.
Step 2. SELF-TEST.
Action
a.
Set UUT RT FCTN: TST.
Response
a.
No response.
b.
Responses:
(1)
(2)
(3)
Multimeter reading is greater than
0 A, but not greater than 800 mA
when RT display is on.
RT displays “Good” for 7 seconds.
Multimeter reading is not greater
than 375 mA when
blank.
IF:
RT does not turn-on.
Current is 0 or high
with RT display on.
“Good” is not
displayed correctly.
Current is high with
RT display blank.
RT display is
THEN:
Go to chart 1.
Go to chart 1.
Go to chart 2.
Go to chart 3.
c.
CCW dims the display, and cw brightens
the display. If not, go to chart 41.
Response
a.
Responses:
2-31
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