(3)
The removal of a mode select switch and/or a lamp for the mode select switch.
(4)
The installation of a mode select switch and/or a lamp for the mode select switch.
B. The AFCS Mode Control Panel (MCP) is in the center of the glareshield, P55, in the flight compartment. The MCP is installed on supports in the glareshield structure. Four captive screws in the bottom of the glareshield attach the MCP to the glareshield. Three electrical connectors are at the rear of the MCP. An opening at the rear of the MCP automatically connects with the equipment cooling system when the panel is installed.
TASK 22-11-02-022-001
2. Mode Control Panel Removal (Fig. 201)__________________________
A. Reference
(1) AMM 20-41-01/201, Electrostatic Discharge Sensitive Devices
B. Access
(1) Location Zone
211/212 Flight Compartment
C. Prepare For Removal
S 862-002
(1) Open these circuit breakers and attach DO-NOT-CLOSE tags:
(a) P11 Overhead Circuit Breaker Panel: 1) 11E16, MODE CONT PNL LEFT 2) 11E34, MODE CONT PNL RIGHT 3) 11N30, INSTRUMENT & PANEL GLARE SHIELD 4) 11P1, IND LTS L 1 5) 11P2, IND LTS L 2 6) 11P28, IND LTS R 1 7) 11P29, IND LTS R 2
D. Remove the Mode Control Panel
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A
757 MAINTENANCE MANUAL
AFCS MODE
CONTROL PANEL
SEE A
P55 PANEL
FLIGHT COMPARTMENT
B/CRS SWITCHEPR SWITCH
A/T ARM IAS/MACH HDG VERT SPD ALT L C A/P ENGAGE R
F/D ON OFF L NAV CRSB/ CMD CMD CMD F/D ON
OFF EPR SEL V NAV 5 AUTO SEL BANK LIMIT 25 DN LOC CWS CWS CWS OFF
SPD CHFL HOLD V/S HOLD APP DISENGAGE
UP
CWS SWITCHES
AFCS MODE CONTROL PANEL A1
EPR SWITCH BARO SWITCH
A/P ENGAGEA/T ARM IAS/MACH HDG VERT SPD ALT
LCR
L NAV BARO CMDCMD
F/D OFF LR F/D
ON ONNORM 30SELEPR
V NAV SEL DN LOCBANK OFF OFFLIMITOFF OFF
SPD
V/S HOLD APP UP FL CH HOLD
AFCS MODE CONTROL PANEL A2 1
GUN 001-050,052-999
2
GUN 051
AFCS Mode Control Panel Installation
Figure 201
D01633
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A
757
MAINTENANCE MANUAL
MODE SELECT SWITCH
THE JACKSCREW IS AT THE TOP IN THE SWITCH MODULE, AND BEHIND THE MATING PLATE FOR THE LENS MODULE.
Mode Select Switch Removal/Installation
Figure 202
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M17846
A
757
MAINTENANCE MANUAL
S 912-003 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 342-004
(2)
Loosen the four screws on the bottom of the MCP supports in the glareshield that attach to the MCP.
S 012-005 CAUTION: CAREFULLY PULL THE MCP OUT FROM ITS SUPPORTS IN THE GLARESHIELD
_______ TO PREVENT FORCE ON THE ELECTRICAL CABLES. DAMAGE TO THE ELECTRICAL CABLES COULD OCCUR.
(3) Pull the MCP out from its supports in the glareshield until you can get access to the electrical connectors at the rear of the MCP.
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