22-11-02
ALL ú ú 01 Page 204 ú Sep 28/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
S 862-043
CAUTION: CROSS CONNECTION POSSIBILITY WHEN WORKING WITH THIS COMPONENT.
_______ CLEARLY IDENTIFY CONNECTIONS UPON DISCONNECTION AND FUNCTION CHECK UPON RECONNECTION.
(4) Disconnect the electrical connectors.
(a) Apply protective covers to the electrical connectors.
S 022-038
(5) Remove the MCP from its supports in the glareshield.
TASK 22-11-02-402-007
3. Mode Control Panel Installation (Fig. 201)
_______________________________
A. References
(1)
AMM 20-41-01/201, Electrostatic Discharge Sensitive Devices
(2)
AMM 22-00-02/201, Autoflight BITE
(3)
AMM 24-22-00/201, Control
B. Access
(1) Location Zone
211/212 Flight Compartment
C. Install the Mode Control Panel
S 912-008
CAUTION: DO NOT TOUCH THE MCP BEFORE YOU DO THE PROCEDURE FOR DEVICES
_______ THAT ARE SENSITIVE TO ELECTROSTATIC DISCHARGE. ELECTROSTATIC DISCHARGE CAN CAUSE DAMAGE TO THE MCP.
(1)
Do the procedure for devices that are sensitive to electrostatic discharge (AMM 20-41-01/201).
S 342-009
(2)
Remove the protective covers from the electrical connectors at the rear of the MCP.
S 342-010
CAUTION: MAKE SURE THE COVER ON THE AIR INLET OF THE MCP IS REMOVED.
_______ DAMAGE TO EQUIPMENT COULD OCCUR IF THIS OPENING IS BLOCKED.
(3) Make sure the cover on the air inlet of the MCP is removed.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
22-11-02
ALL ú ú 01 Page 205 ú Sep 28/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
S 212-011 CAUTION: MAKE SURE THE AIR OUTLET IN THE GLARESHIELD THAT CONNECTS WITH
_______ THE REAR OF THE MCP IS CLEAR OF BLOCKAGE. EQUIPMENT DAMAGE COULD OCCUR IF THIS OPENING IS BLOCKED.
(4) Make sure the air outlet in the glareshield that connects with the rear of the MCP is clear of blockage.
S 412-012 CAUTION: CAREFULLY PUT THE MCP INTO ITS SUPPORTS IN THE GLARESHIELD TO
_______ PREVENT FORCE ON THE ELECTRICAL CABLES. DAMAGE TO THE ELECTRICAL CABLES COULD OCCUR.
(5) Move the MCP into its supports in the glareshield until the electrical cables can be connected to the rear of the MCP.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
22-11-02
ALL ú ú 01 Page 206 ú Sep 28/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
S 862-044
CAUTION: CROSS CONNECTION POSSIBILITY WHEN WORKING WITH THIS COMPONENT.
_______
POSITIVELY IDENTIFY CONNECTIONS PRIOR TO RECONNECTION.
(6)
Connect the electrical connectors.
S 422-014
(7)
Move the MCP into its installed position.
S 432-015
(8)
Tighten the four screws on the bottom of the MCP supports in the glareshield.
S 752-016
(9)
Make sure the new MCP has the same switch configuration as the MCP that was removed (Fig. 201).
(a)
Make sure the new MCP has an EPR lens installed. If the new MCP has an N1 lens installed, replace the N1 lens with the EPR lens from the removed MCP.
(b)
GUN 051; make sure the new MCP has the BARO L/R lens installed above the LOC switch. If the new MCP has a switch guard installed, replace the switch guard with the BARO L/R lens from the removed MCP.
(c)
GUN 001-050, 052-999; make sure the new MCP has a B/CRS lens installed. If the new MCP has a switch guard installed above the LOC switch, replace the switch guard with the B/CRS lens from the removed MCP.
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