(3)
Pull the gates outboard.
S 024-005-B00
(4)
Disconnect the part of the seal that is between the door and the gates.
(a)
Use the solvent to remove the sealant on the seal and the door.
(b)
Pull the nylon rods from the retainers.
S 034-003-B00
S 034-004-B00
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A
737-300/400/500MAINTENANCE MANUAL
TOP GATE TOP GATE
A
SEE B
A
SEE A
DIAPHRAGM MECHANICAL
DOOR
SEALS AT SEAL
THE GATE HINGES
FWD B
B
INBD
BOTTOM GATE BOTTOM GATE
A SEALANT
TOP GATE
MECHANICAL
SEAL
DIAPHRAGM SEAL
LINING
GATE DETAILS
1
THE TOP GATE IS SHOWN. B 1
THE BOTTOM GATE IS THE SAME
Diaphragm Seal Installation Figure 401 (Sheet 1)
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A 737-300/400/500MAINTENANCE MANUAL
DOOR STRUCTURE
Diaphragm Seal Installation
Figure 401 (Sheet 2)
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A 737-300/400/500MAINTENANCE MANUAL
S 034-006-B00
(5)
Disconnect the part of the seal that is around the edge of the door.
(a)
Pull the seal out of the retainer.
TASK 52-09-14-304-007-B00
3. Diaphragm-Mechanical Seal Installation______________________________________
A. Special Tools and Equipment
(1)
Door Seal Installation Tool - SE52-1002
B.
Consumable Materials
(1)
A00303 Sealant - RTV 174
(2)
B00148 Solvent - Methyl Ethyl Ketone, TT-M-261
C.
Access
(1)
Location Zone
104 Forward Galley Door
110 Aft Entry Door
112 Aft Galley Service Door
D.
Prepare to install the Diaphragm-Mechanical Seal.
S 154-008-B00
(1)
Remove the used sealant from the door structure.
(a)
Remove loose dirt, grease, or oil with a clean cloth.
(b)
Put solvent on the surface.
(c)
While the solvent is wet, use a clean cloth to make the surface clean.
NOTE: A soft brush can help remove dirt.
____
(d)
Let the surface dry.
E.
Install the Diaphragm-Mechanical Seal
S 024-009-B00
(1) Put the seal in the correct position.
NOTE:____The word TOP is on the top of the seal. The word BOTTOM is on the bottom of the seal.
(a) Make the flap of the seal point outboard.
S 014-010-B00
(2)
Install the part of the seal that is between the door and the gates.
(a)
Push the edge of the seal into the retainer.
(b)
Push a nylon rod in one end of the retainer.
NOTE: Liquid soap is a good lubricant for the nylon rods.
____
(c) Push the other nylon rod in the other end of the retainer.
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