(3)  
Open these circuit breakers on the overhead panel, P11, and attach DO-NOT-CLOSE tags:

 (a)  
11K15, HYDRAULICS ELEC PUMP C1

 (b)  
11K16, HYDRAULICS ELEC PUMP RIGHT

 (c)  
11K17, HYDRAULICS SYSTEM PRESS LEFT

 (d)  
11K18, HYDRAULICS SYSTEM PRESS CENTER

 (e)  
11K24, HYDRAULICS ELEC PUMP C2

 (f)  
11K25, HYDRAULICS ELEC PUMP LEFT

 (g)  
11K26, HYDRAULICS SYSTEM PRESS RIGHT

 D.  Remove the Pressure Transmitter (Fig. 401)
 S 034-005
 (1)  Disconnect the electrical connector from the pressure transmitter.
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A

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MAINTENANCE MANUAL

AFT BULKHEAD 
OF THE RIGHT 
WHEEL WELL 
SEE  B 
PRESSURE 
TRANSMITTER 
FOR THE CENTER 
HYDRAULIC SYSTEM 
SEE  C 
INBOARD BULKHEAD 
OF THE LEFT 
WHEEL WELL 
SEE  A 

PRESSURE TRANSMITTER
FWD FOR THE LEFT HYDRAULIC SYSTEM
SEE C
INBOARD BULKHEAD OF THE LEFT WHEEL WELL
A
ELECTRICAL CONNECTOR
PRESSURE TRANSMITTER FOR THE RIGHT HYDRAULIC SYSTEM
SEE C  PRESSURE TRANSMITTER
BRACKET FWD NUT ANDWASHER HYDRAULIC LINE
AFT BULKHEAD OF THE RIGHT WHEEL WELL PRESSURE TRANSMITTER (EXAMPLE)
B C
Hydraulic Pressure Transmitter Installation Figure 401
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MAINTENANCE MANUAL

 S 034-006
 (2)
Disconnect the hydraulic line from the pressure transmitter.

 S 034-007

 (3)  
Put a cap on the hydraulic line.

 S 034-008

 (4)  
Remove the nut that attaches the pressure transmitter to the bracket.

 S 024-009

 (5)  
Remove the pressure transmitter.

 TASK 29-31-01-424-010
 3. Install the Pressure Transmitter
________________________________
 A. References
 (1)  
AMM 12-25-01/301, Exterior Cleaning

 (2)  
AMM 24-22-00/201, Electrical Power - Control

 (3)  
AMM 29-11-00/201, Main (Left, Right, and Center) Hydraulic Systems

 (4)  
AMM 32-00-15/201, Landing Gear Door Locks

 B. Consumable Materials
 (1)  D00054 Hydraulic System Lubricant - MCS 352
 C. Access
 (1)  
Location Zones
 211/212 Control Cabin
 143/144 MLG Wheel Well

 (2)  
Access Panels
 731/741 Main Landing Gear

 D. Install the Pressure Transmitter (Fig. 401)
 S 434-011
 (1)  
Install the nut to attach the pressure transmitter to the bracket.

 (2)  
Remove the cap on the hydraulic line.
　
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