WARNING
DO NOT TOUCH THE VANE. THE VANE CAN GET VERY HOT. A HOT
VANE CAN CAUSE INJURIES TO PERSONNEL.
CAUTION
DO NOT OPERATE THE HEATER FOR A LONGER TIME THAN IS
NECESSARY TO DO THE TEST. YOU CAN DECREASE THE LIFE OF
THE HEATER.
(b) Put the applicable PITOT STATIC HEAT switch to the ON position.
(c) Make sure the applicable vane gets warm
(d) Put the applicable PITOT STATIC HEAT switch to the OFF or AUTO position.
SUBTASK 30-00-00-930-009
(2) Put an INOP placard on the affected sensor heater light.
END OF TASK
TASK 30-00-00-440-807
15. MMEL 30-18 (DDPG) Restoration - Alpha Vane Heater Light Inoperative
A. General
(1) This task puts the airplane back to its usual condition after operation with the alpha vane
heater light inoperative.
B. Procedure
SUBTASK 30-00-00-810-007
(1) Correct the fault.
(a) Find the fault code or description of the fault that occurred.
(b) If you find a fault code, then do these steps:
1) Go to the Fault Code Index in the applicable chapter of the FIM and find the fault
code.
NOTE: The first two digits of the fault code is the FIM chapter.
2) Find the task number on the same line as the fault code.
3) Go to the task in the FIM and do the steps in the task.
(c) If you find a description of the fault, then do these steps:
1) Go to the Observed Fault List at the beginning of the FIM and find the best
description for the fault.
2) Find the task number on the same line as the fault description.
3) Go to the task in the FIM and do the steps in the task.
SUBTASK 30-00-00-440-007
(2) If the fault was repaired, remove the INOP placard from the affected light.
END OF TASK
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
30-00-00
Page 930
D633A101-ILF Jun 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
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