S 865-015
(3)
Move the control lever to OFF for 15 seconds then move it to DN.
(a)
ALL 737-300 EXCEPT B2531, AND B2532 AIRPLANES; Make sure the main landing gear is down and locked in 8.0 seconds or less.
NOTE: Measure the time from when the control lever goes into
____ the DN detent to when the two green lights come on.
(b) B2531, AND B2532 AIRPLANES; Make sure the main landing gear is down and locked in 9.0 seconds or less.
NOTE: Measure the time from when the control lever goes into
____ the DN detent to when the two green lights come on.
S 865-017
(4) Move the control lever to OFF.
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S 865-039
(5)
Remove the DO-NOT-CLOSE tags and close these circuit breakers:
(a)
P6 Main Power Distribution Panel
1) LDG GEAR SYS XFR VALVE - PRIM CONT
S 865-019
(6) Make sure the ACTUATED indicator for the transfer valve is white.
NOTE:____The ACTUATED indicator is on the E11 shelf. You must open access door 1103 to get to the E11 shelf.
S 865-050
WARNING: MAKE SURE ALL PERSONS AND EQUIPMENT ARE CLEAR OF THE MAIN
_______ LANDING GEAR. FAST MOVEMENT OF THE MAIN LANDING GEAR CAN CAUSE INJURIES TO PERSONS AND DAMAGE TO EQUIPMENT.
(7)
Move the control lever to UP and measure the time for the retraction.
(a)
ALL 737-300 EXCEPT B2531, AND B2532 AIRPLANES; Make sure the main landing gear is up and locked in 8.0 seconds or less.
NOTE: Measure the time from when the control lever goes into
____ the UP detent to when the two red warning lights for the main landing gear extinguish.
(b) B2531, AND B2532 AIRPLANES; Make sure the main landing gear is up and locked in 9.0 seconds or less.
NOTE: Measure the time from when the control lever goes into
____ the UP detent to when the two red warning lights for the main landing gear extinguish.
S 865-022
(8) Make sure the two green lights and the two red lights for the main landing gear are off.
NOTE: Use the procedure which follows to prevent fluid movement
____ from hydraulic system B to hydraulic system A. The fluid movement occurs when you retract the landing gear with hydraulic system B through the transfer valve then extend the landing gear with system A. Fluid overflow from the system A reservoir can occur when fluid moves from the B to the A system.
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737-300/400/500MAINTENANCE MANUAL
S 865-023
(9)
Move the control lever to OFF for 15 seconds.
S 865-046
(10)
Move the control lever to DN and hold the lever out of the detent.
NOTE: Make sure the lever does not move into the detent and contact
____
the main landing gear down switch.
(a)
Make sure the main landing gear is down and locked and the two green lights for the main landing gear come on.
(b)
Put the control lever into the DN detent.
S 865-025
(11) Push the ACTUATED indicator for the transfer valve to set the indicator to black.
NOTE:____The ACTUATED indicator is on the E11 shelf. You must open access door 1103 to get to the E11 shelf.
S 865-042
(12)
Open these circuit breakers and attach DO-NOT-CLOSE tags:
(a)
P6 Main Power Distribution Panel
1) LDG GEAR SYS XFR VALVE - PRIM CONT
S 865-043
(13)
Remove the DO-NOT-CLOSE tags and close these circuit breakers:
(a)
P6 Main Power Distribution Panel
1) LDG GEAR SYS XFR VALVE - ALT CONT
S 865-028
(14)
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本文链接地址：737-300 400 500 AMM 飞机维护手册 起落架 LANDING GEAR 2(73)
