Reverse Flow Check Operational Test
Figure 504 (Sheet 2)
E33386
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A 737-300/400/500MAINTENANCE MANUAL
S 435-046
(2) Connect the pressure sense lines that were disconnected for this test.
S 415-047
WARNING: OBEY THE INSTRUCTIONS IN THE PROCEDURE TO OPEN THE THRUST
_______ REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURIES TO PERSONS AND DAMAGE TO EQUIPMENT CAN OCCUR.
(3)
Close the thrust reversers (AMM 78-31-00/201).
S 415-048
(4)
Close the fan cowl panels (AMM 71-11-02/201).
S 865-051
(5)
Remove the DO-NOT-OPERATE tags from the components that follow:
(a)
The BLEED switch.
(b)
The start lever.
(c)
The forward thrust lever.
S 865-050
(6)
Remove the DO-NOT-CLOSE tag and close the BLEED AIR circuit breaker.
S 445-028
(7)
Do the activation procedure for the thrust reverser
(AMM 78-31-00/201).
TASK 36-11-05-705-016
9. Pneumatic System Duct Leakage Test
__________________________________
A. General
(1) This procedure examines the pneumatic ducts and the components of the bleed air distribution system for leakage.
B. Equipment
(1) Air source which can deliver a minimum of 35 psig.
C. References
(1)
AMM 12-30-00/201, Access Doors and Panels
(2)
AMM 12-31-01/201, Zone diagrams
(3)
AMM 12-31-31/201, Body Section 46 Access Doors and Panels
(4)
AMM 12-31-41/201, Body Section 48 Access Doors and Panels
(5)
AMM 12-31-61/201, Wing Lower Surface Access Doors and Panels
(6)
AMM 12-31-91/201, Nacelle and Engine-To-Fairing Access Door and Panels
(7)
AMM 24-22-00/201, Manual Control
(8)
AMM 49-52-11/401, APU Bleed Air Valve
(9)
AMM 71-11-04/201, Fan Cowl Panels
(10)
AMM 78-31-00/201, Thrust Reverser System
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737-300/400/500MAINTENANCE MANUAL
D. Access
(1)
Location Zone (Ref 12-31-01/201)
101 Control Cabin, LH
102 Control Cabin, RH
212 Left Air-Conditioning Equipment Bay
214 Right Air-Conditioning Equipment Bay
302 Wing Outboard Leading Edge with Slats, LH
402 Wing Outboard Leading Edge with Slats, RH
502 Left Nacelle - Left Half Fan Cowl
503 Left Nacelle - Right Half Fan Cowl
504 Left Nacelle - Left Half Thrust Reverser
505 Left Nacelle - Right Half Thrust Reverser
602 Right Nacelle - Left Half Fan Cowl
603 Right Nacelle - Right Half Thrust Reverser
604 Right Nacelle - Left Half Thrust Reverser
605 Right Nacelle - Right Half Thrust Reverser
(2)
Access Panels (AMM 12-31-31/201, AMM 12-31-41/201, AMM 12-31-91/201) 3303 Left Air-Conditioning Access Panel 3403 Right Air-Conditioning Access Panel 5737 Left Engine, Right Half Fan Cowl Assembly 5738 Left Engine, Left Half Thrust Reverser Assembly 5739 Left Engine, Right Half Thrust Reverser Assembly 5746 Left Engine, Left Half Fan Cowl Assembly 5837 Right Engine, Right Half Fan Cowl 5838 Right Engine, Left Half Thrust Reverser Assembly 5839 Right Engine, Right Half Thrust Reverser Assembly 5846 Right Engine, Left Half Fan Cowl Assembly 6307L Left Slat Access Panel, Removable 6407R Right Slat Access Panel, Removable
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