(2)
 Make sure that the safety barriers are in position.

 (3)
 Make sure that the warning notice is in position to tell persons not to pressurize the Yellow hydraulic system.

 Subtask 29-13-52-860-051
 B. Aircraft Maintenance Configuration
 (1)
 Make sure that the Yellow hydraulic system is depressurized (Ref. TASK 29-00-00-864-001).

 (2)
 Make sure that the Yellow hydraulic reservoir is depressurized (Ref. TASK 29-14-00-614-001).

 (3)
 Make sure that the access platform is in position.

 (4)
 Make sure that the access panel 674AB is open.

 Subtask 29-13-52-865-056
 C. Open, safety and tag this(these) circuit breaker(s):
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU HYD/FIRE VALVE/Y/ENG2 3702GD C14 121VU HYDRAULIC/Y HYD/PUMP ENG2/MONG 3700GD Q37
 4. Procedure
_________
 (Ref. Fig. 402/TASK 29-13-52-991-002)
 Subtask 29-13-52-420-055
 A. Preparation for Installation
 WARNING : USE SOLVENTS/CLEANING AGENTS, SEALANTS AND OTHER SPECIAL
_______ MATERIALS ONLY WITH A GOOD SUPPLY OF AIR. OBEY THE MANUFACTURERS INSTRUCTIONS. PUT ON PROTECTIVE CLOTHING. DO NOT GET THEM IN YOUR MOUTH. DO NOT SMOKE. DO NOT BREATHE THE GAS. THESE MATERIALS ARE POISONOUS, FLAMMABLE AND SKIN IRRITANT. GET MEDICAL HELP IF YOUR SKIN OR EYES BECOME IRRITATED.
 (1) Clean the component interfaces and the adjacent area with a R MISCELLANEOUS (Material No. 19-003) made moist with CLEANING AGENTS R (Material No. 11-026).
 (2)
 Make sure that the parts retained from the removed component are clean and in the correct condition.

 (3)
 Do an inspection of the component interface and/or the adjacent area.

 Subtask 29-13-52-420-053
 B. Installation of the Engine Pump Fire-Valve Actuator Assembly CAUTION : MAKE SURE THAT THE ACTUATOR AND THE ENGINE PUMP FIRE VALVE
_______ TOUCH ACROSS THEIR FULL SURFACES AND CORRECTLY CONNECT WITH :
 -
THE DRIVE SHAFT OF THE ACTUATOR ENGAGED IN THE COUPLING OF THE ENGINE PUMP FIRE VALVE

 -
THE DOWEL PIN IN THE ADAPTOR PLATE ENGAGED WITH THE HOLE IN THE ACTUATOR ASSEMBLY.

 (1)
 Remove the blanking covers from the actuator (1) and the adaptor plate (5).

 (2)
 Align the actuator (1) with the pin (6), and put the actuator (1) in postion on the adaptor plate (5).

 (3)
 Make sure that the drive shaft of the actuator engages the engine pump fire-valve correctly.

 (4)
 Install the screws (4) into the clamp half (3), and install the new O-rings (2) (Ref. TASK 20-29-00-911-001) onto the screws (4).

 (5)
 Position the clamp halves (3), and (7) on the actuator assembly (1), and adaptor plate (5). Install the screws (4) into the clamp half (7).

 (6)
 Put the bonding lead (9) in position on the actuator (1), and secure with the screw (10)(Ref. TASK 20-28-00-912-004).

 (7)
 Remove the blanking caps and connect the electrical connector (8). Subtask 29-13-52-865-057

 C.
 Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 3700GD, 3702GD.

 Subtask 29-13-52-863-052
 D. Pressurize the Applicable Hydraulic System WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROL SURFACES
_______ ARE CLEAR BEFORE YOU PRESSURIZE/DEPRESSURIZE A HYDRAULIC SYSTEM.
 (1) Pressurize the Yellow hydraulic system (Ref. TASK 29-10-00-863-002).

 Subtask 29-13-52-720-052
 E. Test
 (1) Do a functional test of the engine pump fire-valve (Ref. TASK 29-10-00-720-001).
 5. Close-up
________ Subtask 29-13-52-410-052
 A. Close Access
 (1) Make sure that the work area is clean and clear of tool(s) and other items.
 (2)
 Install the access panel 674AB. Subtask 29-13-52-942-055

 B.
 Removal of Equipment

 (1)
 Remove the safety barriers.

 (2)
 Remove the warning notice(s).

 (3)
 Remove the access platform(s).

 (4)
 Remove the ground support and maintenance equipment, the special and standard tools and all other items.

 VALVE - ENGINE PUMP FIRE (3046GD) - INSPECTION/CHECK
____________________________________________________ TASK 29-13-52-200-001 Inspection of the Engine Pump Fire-Valve WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU
　
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