S 163-082
(19)
Remove the leak detection compound with a clean cloth immediately after you do the check.
S 433-083
(20)
Install the dust cap on the filler port of the airplane servicing panel.
TASK 12-15-08-863-141
6. GUN 004-007; Put the Airplane Back to its Usual Condition
A. References
(1) AMM 24-22-00/201, Electrical Power - Control
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B. Access
(1) Location Zones
161/162 Bulk Cargo Compartment
C. Procedure
S 413-085
(1)
Put the access panels in their positions on the passenger oxygen cylinder rack. Turn the 1/4-turn fasteners in the clockwise direction.
S 863-086
(2)
Remove the electrical power if it is not necessary
(AMM 24-22-00/201).
TASK 12-15-08-203-161
7. Crew Oxygen Minimum Dispatch Pressure Check (Fig. 305)
___________________________________________
A. References
(1)
AMM 12-15-08/301, Oxygen Servicing
(2)
AMM 35-11-00/201, Crew Oxygen System
B. Access
(1) Location Zones
122 Forward Cargo Compartment (Right)
211/212 Control Cabin
C. Do the Crew Oxygen Minimum Dispatch Pressure Check
S 913-153
WARNING: MAKE SURE YOU KNOW THE SAFETY PRECAUTIONS FOR THE GENERAL
_______ MAINTENANCE INSTRUCTIONS FOR THE CREW OXYGEN SYSTEM (AMM 35-11-00/201). PRESSURIZED OXYGEN CAN CAUSE INJURY OR DAMAGE IF THE SAFETY PRECAUTIONS ARE NOT OBEYED.
(1) Read the safety precautions and the general maintenance instructions for the crew oxygen system (AMM 35-11-00/201).
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(2) S 213-154Do a check of the crew oxygen pressure shown on EICAS (or the crew oxygen cylinder pressure gage).
(3) S 213-156Make sure the pressure shown on EICAS (or the crew oxygen cylinder pressure gage) is above the minimum pressure necessary for dispatch.
(4) S 613-155If the pressure is below the minimum pressure necessary for dispatch, service the crew oxygen cylinder (AMM 12-15-08/301).
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BOTTLE
NUMBER OF CREW
TEMPERATURE
USING OXYGEN
`C
`F
2
3
45
-10
14
430
600
770
940
-5
23
440
610
785
960
0
32
445
620
800
975
5
41
455
635
815
995
10
50
460
645
830
1010
15
59
470
655
840
1030
20
68
480
670
860
1050
25
77
485
680
870
1065
30
86
495
690
885
1080
35
95
505
700
900
1100
40
104
510
715
915
1120
45
113
520
725
930
1135
50
122
530
735
945
1155
REQUIRED PRESS (PSI) FOR 114 FT3 CYLINDER
Crew Oxygen Cylinder - Minimum Dispatch Pressure Requirement
Figure 305
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