(e)
Set the SET switch to the RUN position.
(f)
Push the DATE switch to change the display back to GMT time.
E. Set the airplane back to its usual condition.
S 865-052
(1)
Set the captain's and the first officer's clock to the correct time.
S 865-064
(2)
GUN 105-999; Set the captain's and the first officer's clock to the correct date.
(3)
Remove electrical power if it is not necessary (AMM 24-22-00/201).
S 865-009
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MAINTENANCE MANUAL
CLOCKS - REMOVAL/INSTALLATION
_____________________________
1. General
_______
A. This procedure has two tasks. The first task is the removal of the clock. The second task is the installation of the clock.
B. The clocks are installed on the captain's instrument panel, P1, and the first officer's instrument panel, P3.
TASK 31-25-01-004-001
2. Remove the Clock
________________
A. Access
(1) Location Zones
211/212 Flight Compartment
B. Procedure
S 864-002
(1) Open these circuit breakers on the main power distribution panel, P6, and attach the DO-NOT-CLOSE tags:
(a)
For the left clock:
1) ON GUN 006-999;
6G2, CLOCK TIME BASE L
2) ON GUN 001-005; 6G3, CLOCK TIME BASE L
(b)
For the right clock:
1) ON GUN 006-999;
6G3, CLOCK TIME BASE R
2) ON GUN 001-005; 6G4, CLOCK TIME BASE R
S 864-003
(2) Open these circuit breakers on the overhead circuit breaker panel, P11, and attach the DO-NOT-CLOSE tags:
(a)
For the left clock:
1) ON GUN 001-005;
11J9, CLOCK IND LEFT
2) ON GUN 006-999;
11B17, CLOCK IND LEFT
(b)
For the right clock:
1) 11J35, CLOCK IND RIGHT
S 034-004
(3) Loosen the bottom left screw and the top right screw which hold the clock against the mounting clamp.
NOTE: It is not necessary to loosen the top left screw and the
____ bottom right screw which hold the clock mounting clamp to the instrument panel.
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757 MAINTENANCE MANUAL
S 024-005
(4)
Move the clock out of the panel.
S 034-006
(5)
Disconnect the electrical cable.
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本文链接地址：757 AMM 飞机维护手册 仪表 CHAPTER 31 - INSTRUMENTS 1(34)
