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3. Job Set-up
__________ Subtask 52-70-00-941-050
A. Identification of the Proximity Switches in Relation with the Door
(1) The identification of the proximity switches is as follows:
(a)
13WV1 for the L FWD passenger/crew door
(b)
13WV2 for the R FWD passenger/crew door
(c)
17WV1 for the L AFT passenger/crew door
(d) 17WV2 for the R AFT passenger/crew door Subtask 52-70-00-010-051
B. Get Access
(1)
Put the access platform in position at the applicable passenger/crew door 831 or 841 or 832 or 842.
(2)
Open the applicable passenger/crew door (Ref. TASK 52-10-00-010-001).
(3)
Obey the special precautions before you start work on the door (Ref. TASK 52-10-00-860-001).
Subtask 52-70-00-865-050
C. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
121VU EIS/SLIDES/ARM AND WARN/FLT 15WN P11 121VU EIS/SLIDES/ARM AND WARN/GND 13WN P10 121VU EIS/SDAC1 AND 2/DOOR/DET/PAX 48WV P05
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D. Removal of the Door Lining Panels
(1) Remove the lining panels: R
FOR 13WV1
831EZ, 831CZ (Ref. TASK 25-23-46-000-001). R
FOR 13WV2
841EZ, 841CZ (Ref. TASK 25-23-46-000-001).
R FOR 17WV1 832EZ, 832CZ (Ref. TASK 25-23-46-000-002). FOR 17WV2 842EZ, 842CZ (Ref. TASK 25-23-46-000-002).
(2) Remove the insulation blankets.
4. Procedure
_________
Subtask 52-70-00-040-050
A. Check of the Defective Proximity Switch
(1)
Clean the defective proximity switch with CLEANING AGENTS (Material No. 11-010) and MISCELLANEOUS (Material No. 19-003).
(2)
If the fault continues:
(a) Replace the defective proximity switch.
1 If a new proximity switch is available:
_
-Remove the defective proximity switch (Ref. TASK 52-71-11-000-001).
-Install the new proximity switch (Ref. TASK 52-71-11-400-001).
2 If no proximity switch is available, replace the defective
_ proximity switch by a proximity switch of the avionics compartment doors.
-Do a check of the proximity switch you will remove. To do this, do a test of the door warning system of the related avionics compartment doors (Ref. TASK 52-71-00-710-001).
-Remove the proximity switch of the avionics compartment door (Ref. TASK 52-71-14-000-001).
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