C.
Access
(1)
Location Zones
101/102 Control Cabin
216 Main Wheel Well, LH
217 Main Wheel Well, RH
D.
Procedure
S 092-007
(1)
Remove the lock assembly from the shutoff valve:
(a)
Remove the lockpins from the lock assembly.
(b)
Remove the lock assembly from the shutoff valve.
(c)
Put the manual override lever at the shutoff valves A and B in position 1 (ON position).
(d)
Connect the electrical connector D820 to the shutoff valve B.
(e)
Connect the electrical connector D818 to the shutoff valve A.
S 862-009
(2)
Set the FLT CONTROL A and B switches on the P5 Pilots' Overhead Panel to ON.
S 862-010
(3)
Remove the DO-NOT-CLOSE tags and close these circuit breakers:
(a)
P6-2 Circuit Breakers Panel 1) SHUTOFF VALVES - FLT CONT (2 locations)
S 862-025
(4) If the hydraulic pressure is necessary, do this task: "Pressurize the Hydraulic Reservoirs" (Ref 29-09-00/201).
TASK 27-31-00-862-011
4. Pressurize the Elevator Hydraulic Systems A and B_________________________________________________
A. Special Tools and Equipment
(1)
F72735 - Landing Gear Ground Lock
B.
References
(1)
12-12-00/301, Hydraulic Servicing
(2)
24-22-00/201, Manual Control
(3)
32-00-01/201, Ground Lock Assemblies
C.
Access
(1)
Location Zones
101/102 Control Cabin
216 Main Wheel Well, LH
217 Main Wheel Well, RH
D.
Procedure
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27-31-00
ALL ú ú 02 Page 203 ú Mar 15/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
S 862-012
WARNING: PRESSURIZATION OF ELEVATOR HYDRAULIC SYSTEMS A AND B WILL
_______ SUPPLY POWER TO THE AILERONS, FLAPS, GROUND SPOILERS, FLIGHT SPOILERS, AND RUDDER SYSTEMS. MAKE SURE YOU ISOLATE THE SYSTEMS AND CONTROLS WHICH MUST NOT OPERATE TO PREVENT MOVEMENT OF COMPONENTS WHICH CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(1)
Do this task: "Supply Electrical Power" (Ref 24-22-00/201).
S 212-014
(2)
Do this task to make sure the hydraulic reservoirs are full: "Service Hydraulic Reservoirs" (Ref 12-12-00/301).
S 862-015
(3)
Make sure these circuit breakers are closed:
(a)
P6-2 Circuit Breaker Panel 1) SHUTOFF VALVES - FLT CONT (2 locations)
S 862-016
(4)
Set the parking brake.
S 862-017
(5)
Do this task to install the ground lock assembly in the nose gear: "Ground Lock Assembly Installation" (Ref 32-00-01/201).
S 862-018
(6)
Set the HYD PUMPS A - ELEC 2 and the HYD PUMPS B - ELEC 1 switch on the P5 Pilots' Overhead Panel to ON.
S 862-019
(7)
Set the FLT CONTROL A and B switches on the P5 Pilots' Overhead Panel to ON.
NOTE: If it is necessary to pressurize only system A or only
____ system B, set the applicable FLT CONTROL A or B switch.
TASK 27-31-00-842-026
5. Put the Elevator Hydraulic Systems A and B Back to the Condition Before
_______________________________________________________________________ the Pressurization
__________________
A. Special Tools and Equipment
(1) F72735 - Landing Gear Ground Lock
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
27-31-00
ALL ú ú 02 Page 204 ú Mar 15/98
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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