钻石40飞机维护手册 DA 40 SERIES AMM 4(80)

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Note: Mark the propeller, spinner, front support plate and spinner bulkhead, with an index mark. This will help you install these items in the correct position. 
(3)  Remove the spinner: S Mark the spinner and spinner bulkhead with index marks to aid installation. S Release the screws holding the spinner to the spinner bulkhead and move the spinner clear of the airplane.  Refer to Figure 1. 
(4)  Remove the nuts and washers which attach the propeller to the propeller shaft flange.  Hold the propeller! 
(5)  Pull the propeller forward and clear of the propeller shaft flange. 

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DA 40 Series

Detail Steps/Work Items  Key Items/References 
WARNING: MAKE SURE THAT THE ENGINE IS SAFE BEFORE YOU DO ANY WORK ON THE PROPELLER. IF THE ENGINE IS TURNED, THE PROPELLER CAN CAUSE INJURY OR DEATH. 
(1)  Make sure that the engine is safe: S Set the ELECTRIC MASTER MASTER key switch to OFF. S Set the ENGINE MASTER switch to OFF. S Set the power lever to IDLE. 
(2)  Make sure that the propeller shaft flange and the propeller flange are clean and dry. 
(3)  Make sure that a new O-ring oil seal is in place in the propeller hub. Lightly oil the seal.  Refer to Figure 3. Use clean engine oil. 
(4)  Move the propeller into position on the propeller shaft flange.  Take care not to damage the propeller O-ring seal. 
Note: Make sure that the propeller is pushed into the correct position by hand. Do not use the nuts to pull the propeller into position. 
(5)  Install the 6 washers and nuts. 
(6)  When the propeller is in the correct position, fully tighten the nuts in opposing pairs.  Torque 45 - 47 Nm (33 - 35 ft.lb). 
(7)  Do a test for correct blade track.  Refer to Paragraph 3. 
(8)  Install the spinner: S Loosely install the screws and plastic washers which attach the spinner to the spinner bulkhead. S Tighten all the attaching screws.  Align the index mark. Torque 4 - 5 Nm (35 - 44 in.lb) 
(9)  Install the engine cowlings.  Refer to Section 71-11. 
(10)  Do an engine run-up. Do a test for correct operation of the propeller.  Refer to Section 71-01. 

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Rev. 4 09 Jan 2003

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Detail Steps/Work Items  Key Items/References 
WARNING: MAKE SURE THAT THE ENGINE IS SAFE BEFORE YOU DO ANY WORK ON THE PROPELLER. IF THE ENGINE IS TURNED, THE PROPELLER CAN CAUSE INJURY OR DEATH. 
(1)  Make sure that the engine is safe: S Set the ELECTRIC MASTER key switch to OFF. S Set the ENGINE MASTER switch to OFF. S Set the power lever to IDLE. 
(2)  Put the tracking stand behind the propeller.  Do not move the tracking stand during the test. 
(3)  Turn the propeller backwards to align a blade with the tracking stand. 
(4)  Measure the distance from the stand to the blade.  Measure from the stand to a point on the trailing edge 10 cm (4 in) from the blade tip. 
(5)  Do items 3 and 4 for the other blades and record the values. 
(6)  The difference between any blades must not be more than 3 mm (1/8 inch). 
　
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