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 D. Preconditions
 S 865-046
 (1)  These conditions are necessary for this task:
 (a)  
Electrical power on (AMM 24-22-00/201).

 (b)  
Integrated Display System (IDS) is serviceable (AMM 31-61-00/501).

 E. Prepare for the Test
 S 865-044
 (1)  
Supply electrical power (AMM 24-22-00/201).

 S 865-027

 (2)  
Push the applicable WINDOW HEAT switch on the anti-ice/rain removal module (P5, panel) to ON.

 S 865-028

 (3)  
Set the GND TEST switch on the P461, Overhead Maintenance Panel to ENABLE.

 S 865-029

 (4)  
Prepare the CDU for the test:

 (a)  
Push the MENU key on the CDU to show the MENU.

 (b)  
Push the line-select key (LSK) that is adjacent to <CMC to show the CMC MENU.

 (c)  
If <RETURN shows after you push the LSK, push the LSK that is adjacent to <RETURN until you see the CMC MENU.

 (d)  
Push the LSK that is adjacent to <GROUND TESTS to show the GROUND TESTS menu.

 (e)  
Push the NEXT PAGE key until you find <30 ICE AND RAIN.

 (f)  
Push the LSK that is adjacent to <30 ICE AND RAIN to show the GROUND TESTS menu for the ice and rain system.

 NOTE: If INHIBITED shows above the applicable prompt (<WINDOW
____ HEAT 1L or <WINDOW HEAT-1R), the test will not operate.
 F. Window Anti-Ice System Ground Test
 S 745-030
 (1)  Push the LSK that is adjacent to the applicable prompt (<WINDOW HEAT-1L or WINDOW HEAT-1R).
 NOTE: IN PROGRESS will show during the test.
____
 (a)  Make sure that the INOP light in the applicable WINDOW HEAT switch comes on in 12 seconds or less.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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MAINTENANCE MANUAL

 S 745-031
 (2)  When IN PROGRESS goes out of view, look for PASS or FAIL> adjacent to the applicable prompt (<WINDOW HEAT-1L or <WINDOW HEAT-1R).
 NOTE: If a PASS indication shows, no failures occurred during the
____
 test.

 (a)  If FAIL> shows, look for No. 1 window anti-ice system CMCS messages: 1) Push the LSK that is adjacent to FAIL> to see the GROUND
 TEST MSG pages for the failure. 2) Push the NEXT PAGE key until you find all the GROUND TEST MSG pages. 3) Make a list of all CMCS messages, CMCS message numbers, and ATA numbers that show on the GROUND TEST MSG pages. 4) Go to the CMCS Message Index of the Fault Isolation Manual (FIM) to find the corrective action for each CMCS message.
 G. Put the Airplane in Its Usual Condition
 S 865-034
 (1)  
Push the applicable WINDOW HEAT switch on the anti-ice/rain removal module (P5, panel) to off.

 S 865-032

 (2)  
Set the GND TEST switch to NORM.

 S 865-033

 (3)  
Remove electrical power (AMM 24-22-00/201).

 TASK 30-41-00-735-010
 3. System Test - Flight Compartment Window Anti-Ice System
_______________________________________________________
 A. References
 (1)  
AMM 24-22-00/201, Manual Control

 (2)  
AMM 31-61-00/201, Integrated Display System

 (3)  
AMM 30-41-00/501, Flight Compartment Window Anti-Ice System

 (4)  
SSM 30-41-01, SSM 30-41-02, SSM 30-41-03

 (5)  
WDM 30-41-11, WDM 30-41-12, WDM 30-41-21, WDM 30-41-31

 B. Access
 (1)  Location Zone 221 Control Cabin, LH 222 Control Cabin, RH 117 Electrical and Electronics Compartment, LH - P414 Left
　
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