757 AMM 飞机维护手册 防冰和排雨 CHAPTER 30 - ICE AND RAIN PROTECTION(158)

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_______ THE FLUID CAN CAUSE IRRITATION. DO NOT BREATHE THE FUMES. IF THE FLUID TOUCHES YOU, WASH YOUR SKIN OR EYES WITH WATER.
 CAUTION: IF RAIN REPELLENT GETS ON THE AIRPLANE GLASS OR SKIN, CLEAN THE
_______ AIRPLANE IMMEDIATELY (AMM 12-25-01/301). THE RAIN REPELLENT IS CORROSIVE AND CAN CAUSE A STAIN.
 (19)
 Remove the plastic bags from the rain repellent nozzles.

 S 092-027-001

 (20)
 Disconnect the cleaning tank assembly from the rain repellent bottle receptacle.

 S 482-028-001

 (21)
 Connect the test equipment and the dry air source to the rain repellent bottle receptacle.

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 30-43-00
 ú CONFIG ú 02 Page 206 ú Jan 28/01

A

757
MAINTENANCE MANUAL

 S 482-029-001
 (22)
 Set the dry air source to supply air at 100 psi.

 S 862-030-001

 (23)
 Slowly turn the rain repellent shutoff valve to the open (vertical) position.

 S 112-031-001

 (24)
 Push and release the RAIN REPELLENT L and R switches until no fluid flows from the nozzles.

 NOTE:____It can be necessary to push the switches many times. During this step, it is possible that solvent will touch the airplane skin and glass.
 S 862-032-001
 (25)
 Turn the rain repellent shutoff valve to the closed (horizontal) position.

 S 862-033-001

 (26)
 Put the dry air source in the OFF position.

 S 092-034-001

 (27)
 Remove the dry air source from the test equipment fitting.

 S 082-035-001

 (28)
 Remove the test equipment from the rain repellent bottle receptacle.

 S 862-036-001

 (29)
 Slowly turn the rain repellent shutoff valve to the open (vertical) position.

 S 862-037-001

 (30)
 Turn the rain repellent shutoff valve to the closed (horizontal) position.

 S 012-038-001

 (31)
 Disconnect the air supply line for the rain repellent system at one of these locations (Fig. 202):

 (a)  
Connection where the line comes through the flight compartment floor

 (b)  
ON AIRPLANES WITH AN ACCUMULATOR;
 The connection is below the accumulator.

 (c)  
T-connector in the air supply line which is to the right of the right solenoid

 

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