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Detail Steps/Work Items  Key Items/References 
(1)  Open the canopy: S Pull the canopy handle away from the canopy frame. S Lift the canopy open.  Refer to Figure 3. 
(2)  S/N’s through 40.051: S Remove the two nuts, washers and bolts which attach the canopy to the hinge frame. S/N’s 40.052 and subsequent: S Remove the four nuts, washers and bolts which attach the canopy to the hinge frame bracket.  Refer to Figure 1. Hold the canopy! Refer to Figure 2. Hold the canopy! 
(3)  Disconnect the plug for the flood light. 
(4)  Lift the canopy clear of the airplane.  Use two persons. 

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B. Install the Canopy
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Detail Steps/Work Items  Key Items/References 
(1)  Lift the canopy into position on the airplane.  Use two persons. 
(2)  Engage the tapered ends of the hinge frame in the tubular brackets on the canopy frame.  Refer to Figure 3. 
(3)  S/N’s through 40.051: S Install the two bolts, washers and nuts which attach the canopy to the hinge frame. S/N’s 40.052 and subsequent: S Install the four bolts, washers and nuts which attach the canopy to the hinge frame bracket. 
(4)  Connect the plug for the flood light. 
(5)  Close the canopy. 
(6)  Operate the canopy lock: S Hold the canopy closed. S Push the canopy handle towards the canopy frame. S Push up on the rear of the canopy frame.  When the canopy is locked, the canopy handle must be flush with the canopy frame. To make sure that the canopy is locked. 
(7)  Do a test for correct operation of the door unlocked warning light (DOOR or DOORS).  Refer to Paragraph 6 in this Section. 

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AMM

3. Remove/Install the Gas Spring Strut for the Canopy
A. Remove the Gas Spring Strut for the Canopy
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Detail Steps/Work Items  Key Items/References 
(1)  Remove the canopy.  Refer to Paragraph 2. 
(2)  Remove the nut and washer that attach the strut to the hinge frame.  Refer to Figure 1 (S/N's through 40.051) or Figure 2 (S/N's 40.052 and subsequent). 
WARNING: MAKE SURE THAT THE STRUT IS FULLY EXTENDED BEFORE YOU DISCONNECT IT FROM THE HINGE FRAME. 
(3)  Pull the top of the strut away from the hinge frame.  Catch the bush and second washer. 
(4)  Remove these items that attach the bottom of the strut: S Nut, washer and bolt. S Bush. S Two polyamide spacers. 
(5)  Remove the strut from the airplane. 

B. Install the Gas Spring Strut for the Canopy
Detail Steps/Work Items  Key Items/References 
(1)  Put the strut in position in the airplane.  The cylinder goes to the top. 
(2)  Install the bolt, washer and self-locking nut at the bottom attachment to the firewall.  Torque 6.4 Nm (4.7 ft.lb.). Use a new self-locking nut. 
(3)  Put the washer and bush in position on the hinge frame. 
(4)  Move the top eye-end of the strut over the bush on the hinge frame. 
(5)  Install the washer and self-locking nut to the hinge frame.  Torque 6.4 Nm (4.7 ft.lb.). Use a new self-locking nut. 
(6)  Install the canopy.  Refer to Paragraph 2. 

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4. Remove/Install the Passenger Door
A. Remove the Passenger Door
　
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