B.  Procedure
 S 864-002
 (1)  Open these circuit breakers and attach DO-NOT-CLOSE tags:
 (a)  
P6 Circuit Breaker Panel
 1) EFIS CONT PANEL R
 2) EFIS SYM GEN R

 (b)  
P18 Circuit Breaker Panel
 1) EFIS CONT PANEL L
 2) EFIS SYM GEN L

 S 034-003
 CAUTION: DO NOT TOUCH THE CONNECTOR PINS OR OTHER CONDUCTORS ON THE EFIS
_______ CONTROL PANEL. IF YOU TOUCH THESE CONDUCTORS, ELECTROSTATIC DISCHARGE CAN CAUSE DAMAGE TO THE EFIS CONTROL PANEL.
 (2)  Loosen the four quarter-turn fasteners on the front of the EFIS control panel.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 S 024-035
 (3)  
Pull the EFIS control panel out to get access to the electrical connectors .

 S 034-031

 (4)  
Disconnect the electrical connector on the rear of the EFIS control panel.

 S 034-040

 (5)  
Install dust caps on the electrical connectors.

 TASK 34-22-11-404-006
 3. EFIS Control Panel Installation
_______________________________
 A. References
 (1)  
AMM 21-58-02/501, EFIS Cooling System

 (2)  
AMM 24-22-00/201, Manual Control

 B. Access
 (1)  Location Zones
 101/102 Flight Compartment

 C. Procedure
 S 864-007
 (1)  Make sure these circuit breakers are open:
 (a)  
P6 Circuit Breaker Panel
 1) EFIS CONT PANEL R
 2) EFIS SYM GEN R

 (b)  
P18 Circuit Breaker Panel
 1) EFIS CONT PANEL L
 2) EFIS SYM GEN L

 S 024-046
 CAUTION: DO NOT TOUCH THE CONNECTOR PINS OR OTHER CONDUCTORS ON THE EFIS
_______ CONTROL PANEL. IF YOU TOUCH THESE CONDUCTORS, ELECTROSTATIC DISCHARGE CAN CAUSE DAMAGE TO THE EFIS CONTROL PANEL.
 (2)  Remove the dust caps from the electrical connectors.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
 S 434-039
 (3)  
Connect the electrical connector at the rear of the EFIS control panel.

 S 424-009

 (4)  
Put the EFIS control panel into position on the pilot's aft
 electronics panel, P8.

 NOTE: If there was a blank placard on the range switch of the old
____ EFIS control panel, make sure you put it on the new EFIS control panel
 S 434-010
 (5)  Tighten the four quarter-turn fasteners on the front of the EFIS control panel.
 D. Prepare for the EFIS Control Panel Test
 S 864-011
 (1)  
Supply electrical power (AMM 24-22-00/201).

 S 864-012

 (2)  
Make sure the BAT switch on the pilots' forward overhead panel is in the ON position.

 S 864-013

 (3)  
Make sure the STANDBY POWER switch on the pilots' forward overhead panel is in the AUTO position.

 S 884-014
 CAUTION: MAKE SURE THAT YOU OPERATE THE EQUIPMENT COOLING SYSTEM BEFORE
_______ YOU ENERGIZE AN ELECTRONIC SYSTEM. TOO MUCH HEAT CAN CAUSE DAMAGE TO ELECTRONIC EQUIPMENT.
 (4)  
Supply the cool air from the equipment cooling system
 (AMM 21-58-02/501).

 S 864-029

 (5)
Close these circuit breakers and remove the DO-NOT-CLOSE tags:

 (a)  P6 Circuit Breaker Panel
 1) EFIS CONT PANEL R
 2) EFIS SYM GEN R

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH EFIS ú
　
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