3. Job Set-up__________
Subtask 23-73-43-860-050-A
A. Aircraft Maintenance Configuration
(1) Make sure that the aircraft electrical circuits are energized (Ref. TASK 24-42-00-861-001)
(2) Make sure that the STEPLADDER 0.5 M (1.6 FT) is below the related access panel.
R (3) FOR 209RH1, 209RH2 make sure that the cove light panels 251ZW and 252ZW (Ref. TASK 25-23-48-000-001) are removed.
R (4) FOR 309RH1, 309RH2 make sure that the aft utility area - ceiling panel 261DF (Ref. TASK 25-23-42-000-002) is removed.
Subtask 23-73-43-865-051
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU AIR COND/CIDS/SDF/DIR2 ESS 18WH C06 49VU AIR COND/CIDS/SDF/DIR1 ESS 15WH C05
R **ON A/C 106-149, 401-499,
49VU COM/CIDS/DIR ESS/2 157RH G02
R **ON A/C 106-149, 301-399, 401-499,
49VU COM DIR ESS/1 49VU COM/CIDS/DEU A ESS/AFT R 49VU COM/CIDS/DEU A ESS/AFT L 49VU COM/CIDS/DEU A ESS/FWD R 49VU COM/CIDS/DEU A ESS/FWD L 150RH 172RH 179RH 158RH 159RH G01HA12HA11HA10HA09
R 1EFF : 106-149, 301-399, 401-499, 1 23-73-43Page 408 1 1 Aug 01/05 1 1 1CES 1
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION
-------------------------------------------------------------------------------
**ON A/C 301-399,
49VU COM / CIDS / DEU A ESS / MID R 49VU COM / CIDS / DEU A ESS / MID L 49VU COM/CIDS/DEU B/ESS 49VU COM DIR ESS/2 120VU COM / CIDS / DEU B / NORM FWD 196RH 195RH 153RH 157RH 193RH G05G04G03G02M09
R **ON A/C 106-149, 401-499,
121VU COM NAV/CIDS/DEU A NORM/R AFT 121VU COM NAV/CIDS/DEU A NORM/L AFT 121VU COM NAV/CIDS/DEU A NORM/R FWD 121VU COM NAV/CIDS/DEU A NORM/L FWD 121VU COM NAV/CIDS/DEU B/NORM 121VU COM NAV/CIDS/DIR NORM/2 168RH 167RH 164RH 163RH 162RH 156RH M12M11M10M09M08M06
**ON A/C 301-399,
121VU COM NAV/CIDS/DEU A NORM/R FWD 121VU COM NAV/CIDS/DEU A NORM/L FWD 121VU COM NAV/CIDS/DIR NORM/2 121VU COM NAV/CIDS/DIR NORM/1 164RH 163RH 156RH 151RH M11M10M07M06
R **ON A/C 106-149, 301-399, 401-499,
122VU AIR COND/CIDS/SDF/DIR NORM/2 122VU AIR COND/CIDS/SDF/DIR NORM/1 14WH 17WH T18T17
R 1EFF : 106-149, 301-399, 401-499, 1 23-73-43Page 409 1 1 Aug 01/05 1 1 1CES 1 **ON A/C 301-399,
Subtask 23-73-43-865-054
C. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------
PANEL SERVICE IDENT. LOCATION
-------------------------------------------------------------------------------
2001VU CIDS/DEU A NORM/ MID/ LH 197RH C04
2001VU CIDS/DEU A NORM/ MID/ RH 198RH C05
2001VU CIDS/DEU A NORM/ AFT/ LH 173RH C06
2001VU CIDS/DEU A NORM/ AFT/ RH 174RH C07
2001VU CIDS/DEU B NORM/ AFT 194RH C08
R **ON A/C 106-149, 301-399, 401-499,
4. Procedure
_________
Subtask 23-73-43-420-050
A. Installation of the termination box 209RH and 309RH. (Ref. Fig. 401/TASK 23-73-43-991-001, 402/TASK 23-73-43-991-002)
NOTE : The installation procedure of the termination box 209RH and 309RH
____
is the same. Only one procedure is given.
(1)
Clean the component interface and/or the adjacent area.
(2)
Do an inspection of the component interface and/or the adjacent area.
(3)
Connect the termination box (3) to the decoder/encoder unit (1) and tighten the nylatches (4).
(4)
Remove the blanking caps from the electrical connectors.
(5)
Make sure that the electrical connectors are clean and in the correct condition.
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