30-43-00
ú CONFIG ú 04 Page 207 ú May 28/99
A
757 MAINTENANCE MANUAL
S 492-039-001
(32)
Connect the dry air source to the tee connection or the air line near the flight compartment floor.
S 822-077-001
(33)
ON AIRPLANES WITH AN ACCUMULATOR;
Do not connect the air source to the accumulator.
(a)
Set the dry air source to 45 psig.
(b)
Make sure there is a strong flow of air at the rain repellent nozzles.
(c)
If air flow is not sufficient, remove and clean the pneumatic lines (Fig. 202).
(d)
If necessary, clean or replace the check valves (AMM 30-43-03/401).
G. Put the Airplane Back to Its Usual Condition
S 422-040-001
CAUTION:_______TIGHTEN THE BOTTLE WITH YOUR HAND. TOO MUCH TORQUE ON THE BOTTLE CAN CAUSE LEAKAGE.
(1) Install a rain repellent bottle and tighten it with your hands (AMM 12-16-01/301).
(a) Make sure you install a bottle with an approved rain repellent fluid and not the container that contains the solvent.
S 432-041-001
(2)
Tighten the bottle clamp.
S 862-042-001
(3)
Turn the rain repellent shutoff valve to the open (vertical) position.
S 092-074-001
(4)
Disconnect the air source from the air supply line or t-connector.
(5)
Connect the air supply line to the rain repellent system line.
(6)
Do this task: Rain Repellent System - Operational Test.
S 432-075-001
S 712-043-001
NOTE: This task is in this procedure.
____
TASK 30-43-00-712-044-001
3. Rain Repellent System - Operational Test________________________________________
A. Equipment
(1)
Water Source - to wet windshield for test
(2)
Plastic bags - clear, fluid-tight
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30-43-00
ú CONFIG ú 03 Page 208 ú May 28/99
A
757
MAINTENANCE MANUAL
B. References
(1)
AMM 12-16-01/301, Rain Repellent Bottle
(2)
AMM 12-25-01/301, Exterior Airplane Cleaning
(3)
AMM 24-22-00/201, Electrical Power - Control
(4)
AMM 36-00-00/201, Pneumatic - General
(5)
AMM 49-11-00/201, Auxiliary Power Unit
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本文链接地址：757 AMM 飞机维护手册 防冰和排雨 CHAPTER 30 - ICE AND RAIN PROTECTION(159)
