737-300 400 500 AMM 飞机维护手册 空调 AIR CONDITIONING 2(134)

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 S 715-102
 (4)  If the cabin temperature is more than 83°F (28°C), do this check of the automatic temperature control: (a) If the cabin temperature is more than 85°F (30°C), move the PASS CABIN temperature selector switch to 85°F (30°), on the P5-17 panel. (b) If the cabin temperature is between 83°F (28°C) and 85°F (30°C), move the PASS CABIN temperature selector switch to the cabin temperature. (c) Move the R PACK switch to AUTO or HIGH, on the P5-10 panel. (d) Make sure that the indicator needle of the PASS CABIN - AIR MIX VALVE indicator stays at COLD, on the P5-17 panel. (e) Move the PASS CABIN temperature selector switch to MANUAL WARM. (f) Make sure that the indicator needle of the PASS CABIN - AIR MIX VALVE indicator moves toward HOT.
 (g) (h)  Move the PASS CABIN temperature selector switch to AUTO NORMAL.Make sure that the indicator needle of the PASS CABIN - AIR MIX VALVE indicator moves toward COLD.
 S 715-103
 (5)  Use your hand to feel and make sure that air enters the cabin at the cabin inlet.
 S 865-104
 (6)  Move the AIR TEMP switch to SUPPLY DUCT.
 S 865-105
 (7)  Hold the PASS CABIN temperature selector switch momentarily to MANUAL WARM while you monitor the temperature indicator, on the P5-17 panel.
 S 215-106
 (8)  Make sure that the temperature indication increases.
 S 865-107
 (9)  Hold the PASS CABIN temperature selector switch momentarily to MANUAL COOL while you monitor the temperature indicator.
 S 215-108

 (10) Make sure that the temperature indication decreases.

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 S 865-109
 (11)
 Hold the PASS CABIN temperature selector switch to MANUAL WARM until the temperature indication increases to 100°F (38°C).

 S 865-110

 (12)
 Move the PASS CABIN temperature selector switch to AUTO COOL.

 S 215-111

 (13)
 Let the temperature indication become stable.

 S 215-112

 (14)
 Make sure that the temperature indication is at 39|5°F (4|3°C).

 NOTE: Refer to 36-11-05/101, Engine Bleed Air Distribution System,
____ or 21-51-00/101, Air Cycle System, if the temperature indication does not become stable at 39|5°F (4|3°C).
 S 865-113
 (15) Move the R PACK switch to OFF.
 G. Topping Control Test - Duct Limit Sensor (Control Cabin)
 NOTE: The cabin temperature must be less than 75°F (24°C) to do this
____
 test.

 S 865-114
 (1)  
Move the AIR TEMP switch to PASS CABIN, on the P5-17 panel.

 S 215-115

 (2)  
Monitor the temperature indicator, on the P5-17 panel, and make sure that the cabin temperature is less than 75°F (24°C).

 S 865-116

 (3)  
If the cabin temperature is more than 75°F (24°C), do these steps to decrease the cabin temperature:

 (a)  
Move the L PACK switch to AUTO or HIGH, on the P5-10 panel.

 (b)  
Move the CONT CABIN temperature selector switch to MANUAL COOL, on the P5-17 panel, until the cabin temperature is less than 75°F (24°C).

 

 (4)  
Move the L PACK switch to AUTO or HIGH, on the P5-10 panel.

 (5)  
Move the AIR TEMP switch to SUPPLY DUCT.

 S 865-119

 (6)  
Push the CONT CABIN - DUCT OVERHEAT light, on the P5-17 panel, and the left PACK TRIP OFF light, on the P5-10 panel.

 S 865-117
 S 865-118
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 21-61-00
 ALL  ú ú 01 Page 519 ú Jul 15/96
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 S 865-120
 (7)  
Move the CONT CABIN temperature selector switch to AUTO WARM, on the P5-17 panel while you monitor the temperature indicator.
　
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