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737-300/400/500MAINTENANCE MANUAL
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 (6)  
Examine the hinge parts.

 (a)  
Look at the hinge arms.
 1) Look for cracks.
 2) Look for corrosion.

 (b)  
Make sure the hinge arms attach correctly.

 1)  Examine the bolts in the hinge arms. a) Make sure the bolts fully engage the nuts. b) Make sure the bolt threads are satisfactory. c) If the nuts and the bolts are not satisfactory, replace
 them.
 S 216-008-B00
 (7)  
Examine the handle mechanism.

 (a)  
Look at the handle.
 1) Look for cracks.
 2) Look for corrosion.
 3) Make sure the handle attaches correctly.

 (b)  
Look at the handle housing.
 1) Look for cracks.
 2) Look for corrosion.

 S 216-009-B00
 (8)  
Examine the door latch mechanism.

 (a)  
Look at the latch rollers.
 1) Look for cracks.
 2) Look for corrosion.
 3) Remove unwanted material.

 (b)  
Look at the latch fittings.
 1) Look for cracks.
 2) Look for corrosion.
 3) Remove unwanted material.

 (c)  
Look at the door stop fittings.
 1) Look for cracks.
 2) Look for corrosion.
 3) Remove unwanted material.

 (d)  
Look at the door stop pins.
 1) Look for cracks.
 2) Look for corrosion.
 3) Remove unwanted material.

 S 216-010-B00
 (9)  
Examine the counterbalance mechanism.

 (a)  
Examine the cable assembly. 1) Make sure the fittings on the ends of the cable attach correctly. 2) Look for broken wires in the cable.

 a)  Replace the cable if there is more than one broken wire for each 10 inches of cable length.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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737-300/400/500MAINTENANCE MANUAL
 (b)  
Make sure the cable aligns correctly. 1) The cable must align with the pulley in less than 1 degree.

 (c)  
Examine the counterbalance assembly.
 1) Make sure the counterbalance attaches correctly.
 2) Look for cracks in the brackets that hold the

 counterbalance. 3) Look for corrosion in the counterbalance.
 S 216-011-B00
 (10)
 Examine the lanyard assembly.

 (a)  
Make sure the cables are in good condition.

 (b)  
Make sure the cables attach correctly.

 (c)  
Make sure the bungees are in good condition.

 (d)  
Make sure the bungees attach correctly.

 S 216-014-B00
 (11)
 Examine the insulation pads.

 (a)  
Make sure the insulation pads are in good condition.

 (b)  
Make sure the insulation pads attach correctly.

 S 416-015-B00
 (12)
 Install the insulation pads.

 S 216-016-B00

 (13)
 Examine the door stop pins.

 (a)  
Look at the marks on the stop fittings to know that the stop pins touch them in the correct area.

 S 216-017-B00
 (14)
 Examine the door seal.

 (a)  
Look for tears.

 (b)  
Make sure the seal is in good condition.

 (15)
 Close the door.

 S 866-018-B00
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 S 216-019-B00
　
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