(2)  
Stopwatch

 B.
References

 (1)  
AMM 07-11-11/201, Jack Airplane

 (2)  
AMM 12-12-00/301, Hydraulic Reservoir

 (3)  
AMM 20-40-11/201, Static Grounding

 (4)  
AMM 29-15-00/201, Hydraulic Systems A, B, and Standby

 (5)  
AMM 32-00-01/201, Ground Lock Assemblies

 C.
Access

 (1)  
Location Zone
 101,102 Control Cabin
 202 Lower Nose Compartment

 (2)  
Access Panels
 1101 External Power Receptacle Door
 1103 Forward Access Door

 D.
Prepare for the Test

 S 915-002
 (1)  
Ground the airplane (AMM 20-40-11/201).

 S 585-003

 (2)  
Lift the airplane on jacks (AMM 07-11-11/201).

 S 865-004

 (3)
Energize the electrical system with external electrical power.

 NOTE:____The external power receptacle is behind door 1101. Door 1101 is on the right side of the airplane below the first officer's windows.
 S 865-005
 (4)  Move the FLT CONTROL and SPOILER switches to OFF if you use the airplane's hydraulic system for hydraulic power.
 NOTE: The FLT CONTROL and SPOILER switches are on the P5 overhead
____
 panel.

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A
737-300/400/500MAINTENANCE MANUAL
 S 865-049
 CAUTION:_______YOU MUST OPEN THESE CIRCUIT BREAKERS. IF YOU DO NOT OPEN THESE CIRCUIT BREAKERS, HYDRAULIC FLUID WILL MOVE FROM SYSTEM B TO SYSTEM A. HYDRAULIC FLUID LEAKAGE FROM THE SYSTEM A RESERVOIR CAN OCCUR IF THE HYDRAULIC FLUID MOVES BETWEEN THE TWO SYSTEMS.
 (5)  
Open these circuit breakers and attach DO-NOT-CLOSE tags:

 (a)  
P6 Main Power Distribution Panel
 1) LDG GEAR SYS XFR VALVE - PRIM CONT
 2) LDG GEAR SYS XFR VALVE - ALT CONT

 S 095-007
 (6)  Remove the ground lock assemblies from the main landing gear (AMM 32-00-01/201).
 S 865-048
 CAUTION: DO NOT TURN THE STEERING TILLER WHEN THE SHOCK STRUT OF
_______ THE NOSE LANDING GEAR IS FULLY EXTENDED. YOU CAN CAUSE DAMAGE TO THE CENTERING CAMS IN THE SHOCK STRUT IF YOU DO THIS.
 (7)  
Make sure the main landing gear is fully extended and locked with the control lever in the DN position.

 S 865-009

 (8)  
Pressurize hydraulic systems A and B (AMM 29-15-00/201).

 (9)  
Fully retract the flaps to prevent the operation of the PTU.

 S 865-011

 (10)
 Set the throttle levers to a position in the range of between 17 degrees and 27 degrees.

 E.
Do the Test

 S 865-010
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-32-00
 ALL  ú ú 01 Page 505 ú Nov 12/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 S 865-051
 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.
 (1)  
Move the control lever for the main landing gear 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 865-014
 (2)  
Make sure the two green lights and the two red lights for the main landing gear are off.
　
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