4. Procedure
_________
(Ref. Fig. 401/TASK 22-82-12-991-001)
**ON A/C 001-003, 051-053,
Subtask 22-82-12-420-053
A. Installation of the MCDU
This installation procedure is applicable to each MCDU.
(1)
Clean the component interface and/or the adjacent area.
(2)
Do an inspection of the component interface and/or the adjacent area.
(3)
Remove the blanking caps and make sure that the electrical connectors
(3) and (4) are in the correct condition.
CAUTION : IF YOU REMOVED THE TWO MCDU'S (1 AND 2), BE CAREFUL TO
_______ CONNECT EACH CONNECTOR (3CA1A AND 3CA2A) TO THE CORRECT MCDU. THIS WILL PREVENT CROSS-CONNECTION OF THE MCDU'S.
(4)
Connect the electrical connector (4) to the receptacle (3).
(5)
Install the MCDU (2) in its housing.
(6) Tighten the six Dzus fasteners (1) on the MCDU (2) by a quarter turn. R **ON A/C 004-049, 054-099, 101-149, 151-199, 201-299, 301-399, 401-499,
Subtask 22-82-12-420-053-A
A. Installation of the MCDU
This installation procedure is applicable to each MCDU.
(1)
Clean the component interface and/or the adjacent area.
(2)
Do an inspection of the component interface and/or the adjacent area.
(3)
Remove the blanking caps and make sure that the electrical connectors
(3) and (4) are in the correct condition.
CAUTION : IF YOU REMOVED THE TWO MCDU'S (1 AND 2), BE CAREFUL TO
_______ CONNECT EACH CONNECTOR (3CA1A AND 3CA2A) TO THE CORRECT MCDU. THIS WILL PREVENT CROSS-CONNECTION OF THE MCDU'S.
1EFF : ALL 1 22-82-12Page 405 1 1 Aug 01/05 1 1 1CES 1 1EFF : ALL 1 22-82-12Page 406 1 1 Aug 01/04 1 1 1CES 1 CONTROL AND DISPLAY UNIT - MULTIPURPOSE (MCDU) (3CA1,3CA2,3CA3)
(4) Connect the electrical connector (4) to the receptacle (3).
NOTE : The MCDU is equipped with two connectors.____ Connect the electrical connector B(J1). The electrical connector B(J2) must not be used.
(5) Install the MCDU (2) in its housing.
(6) Tighten the six Dzus fasteners (1) on the MCDU (2) by a quarter turn.
**ON A/C ALL
Subtask 22-82-12-865-056
R R R R R B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 4LF FOR 3CA1 11CA1 FOR 3CA2 11CA2
CAUTION : IF YOU REMOVED THE TWO MCDU'S (1 AND 2), MAKE SURE THAT:_______ - WHEN YOU CLOSE CIRCUIT BREAKER 11CA1, POWER IS SUPPLIED TO MCDU 1 - WHEN YOU CLOSE CIRCUIT BREAKER 11CA2, POWER IS SUPPLIED TO MCDU 2. THIS IS A CHECK TO MAKE SURE THAT THERE IS NO CROSS-CONNECTION OF THE ELECTRICAL CONNECTORS.
Subtask 22-82-12-710-053
C. Do the operational test of the system (Ref. TASK 22-70-00-710-001).
5. Close-up________
Subtask 22-82-12-860-050
A. Make sure that the work area is clean and clear of tool(s) and other items.
_______________________________________________________________ CLEANING/PAINTING
_________________ TASK 22-82-12-100-001 Cleaning of the Multipurpose Control Display Unit (MCDU)
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific absorbent surgical cotton wadding No specific impregnated screen pad 2000 No specific optical precision pad No specific sterile gauze pad
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 11-010 USA TT-I-735 GRADE A ISOPROPYL ALCOHOL (Ref. 20-31-00)
Material No. 11-020 VISUAL DISPLAY UNIT ANTI-STATIC CLEANER (Ref. 20-31-00)
3. Job Set-up
__________ Subtask 22-82-12-869-050
A. There is no special job set-up for this task.
1EFF : ALL 1 22-82-12Page 701 1 1 May 01/05 1 1 1CES 1
4. Procedure
_________
Subtask 22-82-12-100-053
A. Cleaning of the Screen of the MCDU
CAUTION : BE VERY CAREFUL WHEN YOU CLEAN THE SCREEN OF THE MCDU. IT IS
_______ NOT POSSIBLE TO REPLACE THE GLASS. IF YOU CAUSE DAMAGE TO THE GLASS, THE DAMAGE WILL BE PERMANENT.
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