(6)
Disconnect the bonding jumper assembly (4) from the fan.
(7)
Remove the clamps (5) (4 locations).
S 014-005
S 034-031
S 034-007
S 034-008
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
21-43-04
ALL ú ú 02 Page 401 ú May 20/98
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
FWD CARGO HEATING
INTAKE GRILL
FWD CARGO SEE B
HEATING
FLOW FAN
SEE A
1. BOLT (2 LOCATIONS)
2. WASHER (2 LOCATIONS)
3. NUT (2 LOCATIONS)
4. JUMPER
ASSEMBLY
(BONDING)
15. FAN BRACKET
14. FAN
SUPPORT ROD 5. CLAMP
(4 LOCATIONS)
6. HOSE (2 LOCATIONS)
7. FAN
8. ELECTRICAL
CONNECTOR
9. NUT (TOP NUT)
10. ISOLATOR
11. BOLT (2 LOCATIONS)
12. WASHER (2 LOCATIONS) FWD INBD
13. NUT (2 LOCATIONS)
HEATING FWD CARGO FORWARD CARGO HEATING FLOW FAN
INTAKE DUCT A
INTAKE
GRILL
WIRE FILTER
FWD CARGO HEATING INTAKE GRILL B
Forward Cargo Heating Flow Fan - Installation Figure 401
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
21-43-04
ALL ú ú 02 Page 402 ú Jun 20/90
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
S 034-009
(8)
Move the hose (6) (2 locations) away from fan (7).
S 034-010
(9)
Remove the bolts (1) from the isolators (9) in the top fan bracket (15) (2 locations).
S 034-011
(10)
Disconnect the fan (7) at the lower bracket.
(a)
Remove the top nut (9) from the fan support rod (14).
(b)
Remove the bolts (11) (2 locations) that connect the isolator (10) to the fan bracket.
(c)
Remove the isolator (10).
S 024-012
(11) Remove the fan (7).
TASK 21-43-04-404-013
3. Install the Forward Cargo Heating Flow Fan (Fig. 401)
__________________________________________
A. Equipment
(1)
Cooling Source - ice pack, Commercially
available
(2)
Thermometer - hand-held type, range 40-80°F
(0-30°C), Commercially available.
(3)
Vacuum - Commercially available.
B.
Parts
~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT |FIG | ITEM | ................................................................................ | 401 | 1 | Bolt | 21-43-03 | 02 | 45 | | | 2 | Washer | | | 60 | | | 3 | Nut | | | 70 | | | 4 | Jumper Assembly | | | 15 | | | 5 | Clamp | | | 155 | | | 6 | Hose | | | 120 | | | 7 | Fan | | | 95 | | | 9 | Nut | | | 85 | | | 10 | Isolator | | | 80 | | | 11 | Bolt | | | 55 | | | 12 | Washer | | | 60 | | | 13 | Nut | | | 70 | 2......…........…...................................…...........….....…........1
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
21-43-04
ALL ú ú 01 Page 403 ú May 28/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
C. References
(1)
06-46-00/201, Entry, Service and Cargo Doors, Access Doors and Panels
(2)
24-22-00/201, Electric Power Control
(3)
25-50-03/401, Bulkhead Lining Panels
D. 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：757 AMM 飞机维护手册 空调 AIR CONDITIONING 1(133)
