(5)
AMM 29-15-00/201, Hydraulic System A, B, and StandbyAccess

 (1)  
Location Zones 216 Left Main Wheel Well 217 Right Main Wheel Well

Procedure
 S 642-035
 (1)  
Lubricate and install the two backup rings, and the O-ring in the filter head.

 S 642-036

 (2)  
Lubricate and install the O-ring in the filter element.

 S 022-037

 (3)  
Put the filter element in the filter bowl.

 S 642-038

 (4)  
Lubricate the threads of the filter bowl with assembly lube or hydraulic fluid.

 S 982-080

 (5)  
Position the filter bowl and filter element under the filter module. Raise the filter element from the filter bowl and press it onto the filter module outlet.

 S 022-039

 (6)  
Install the filter bowl on the filter head and tighten it to 96-120 pound-inches.

 (7)  
Pressurize the system B reservoir (AMM 29-09-00/201).

 S 862-042

 (8)  
Remove the DO-NOT-CLOSE tags and close these circuit breakers:

 S 862-041
 (a)  P6 panel,
 1) STBY HYD PUMP NORMAL
 2) STBY HYD PUMP (ALT)

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
 S 862-082
 WARNING: KEEP PERSONS AND EQUIPMENT AWAY FROM ALL CONTROL SURFACES AND
_______ COWL DOORS. WITH ELECTRICAL AND HYDRAULIC POWER AVAILABLE, IF THE SEQUENCE OF STEPS HAVE NOT BEEN OBSERVED OR IF OTHER AIRPLANE SYSTEMS ARE ENGAGED, ACCIDENTAL MOVEMENT OF THE FLIGHT CONTROLS OR COWL DOORS MAY OCCUR. THE ACCIDENTAL MOVEMENT OF FLIGHT CONTROLS OR COWL DOORS CAN CAUSE INJURY TO PERSONS.
 (9)  
Supply electrical power (AMM 24-22-00/201).

 S 862-044

 (10)
 Supply hydraulic power to the standby hydraulic system (AMM 29-15-00/201).

 S 212-045

 (11)
 Make sure the standby EMDP operates.

 S 792-046

 (12)
 Make sure the case drain filter does not have leaks.

 S 432-047

 (13)
 Install lockwire on the filter bowl.

 S 612-048

 (14)
 Fill the system B reservoir, if it is necessary (AMM 12-12-00/301).

 S 862-049

 (15)
 Remove electrical power if it is not necessary (AMM 24-22-00/201).

 TASK 29-15-34-002-055
 6.  EMDP Case Drain Filter Removal (Fig. 201)______________________________
 A. General
 (1)  If you get hydraulic fluid on the airplane, clean it off (AMM 12-40-00/201).
 B. Standard Tools and Equipment
 (1)  Container for hydraulic fluid
 C. References
 (1)  
AMM 12-40-00/201, Cleaning and Washing

 (2)  
AMM 29-09-00/201, Hydraulic Reservoir

 D. Access
 (1)  Location Zones
 216 Left Main Wheel Well
 217 Right Main Wheel Well

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 E. Prepare for the Removal
 S 862-056
 (1)  Open the applicable circuit breakers and attach DO-NOT-CLOSE tags:
 (a)  P6 panel
 1) STBY HYD PUMP NORMAL
 2) STBY HYD PUMP (ALT)
 3) ELEC HYD PUMP CONT SYS A
 4) ELEC HYD PUMP CONT SYS B

 S 862-057
 (2)  Release the pressure from the applicable hydraulic reservoir (AMM 29-09-00/201).
 NOTE: The standby reservoir is pressurized through the system B
____
 reservoir.

 F. Procedure
 S 032-058
 (1) Disconnect the hydraulic lines from the case drain filter.
 (a)  Put caps on the hydraulic lines.
 S 022-059
 (2)  Remove bolts that attach the case drain filter to the airplane, and remove the case drain filter.
　
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