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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 434-045-B00
(7) Tighten each nut 20 to 25 pound-inches on window No. 5.
NOTE: Use the example for the sequence shown in (Fig. 405).
____ The usual pressurization of flight will seat the window in its frame. As a result, after the initial pressurization if leakage occurs, you must examine the attached nuts. If you find a loose nut, you must tighten it to not more than 5 pound-inches above run-on torque for the nut. You can cause damage to the window if you tighten the nuts too tightly.
S 954-028-B00
(8) Apply the masking tape on the top of the outer area between window and skins.
NOTE: This will prevent the contamination before you install
____
the nylon cord and the smoother.
S 954-029-B00
(9) Remove the masking tape immediately on the top of the clearance at the outer side edge of the window.
NOTE: You can do this with a sharp knife or an equivalent
____ object. The installed masking tape must give protection to the edges of the clearance.
S 434-030-B00
(10) Install a clean dry nylon cord that is longer than the window dimension in the bottom of the outer edge of the window.
NOTE: The two ends must touch in the top aft corner of the window
____ frame. They must make an overlap at approximately 0.5 inch.
To make the installation of the cord easy, pull the cord lightly and tamp down into the clearance with a spatula if it is necessary.
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56-11-31
ALL ú ú B02 Page 412 ú Jul 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 394-031-B00
CAUTION: YOU MUST APPLY THE SMOOTHER DURING THE WORK LIFE THAT YOU
_______ CHOOSE. USE THE SMOOTHER WHICH IS AVAIABLE WITH SEVERAL WORK LIVES TO FIT MANY DIFFERENT JOBS. THE SMOOTHER WILL BECOME TOO HARD IF YOU DO NOT USE IT SOON ENOUGH.
(11) Slowly put the aerodynamic smoother in the clearance with a flow gun or with a spatula until the area is fully filled (Fig. 406).
NOTE: Do not permit air to be caught in the smoother.
____
S 394-032-B00
CAUTION:_______DO NOT MAKE THE METAL OR THE GLASS SURFACES ROUGH. THIS CAN CAUSE DAMAGE TO THESE SURFACES.
(12)
Remove the unwanted smoother while it is wet until the smoother is level with the masking tape.
S 954-033-B00
(13)
Remove the masking tape from the edges of the clearance and
protective cover from the external surface of the window.
NOTE: You can make the material that lifts at the edges of the
____
clearance smooth with a tool.
G. Put the Airplane to its Usual Condition
S 434-034-B00
(1)
Install the map light lamp and the housing on the No. 4 window frame, if it was removed.
S 434-043-B00
(2)
Install the thermal switch and the bracket (11) on the No. 5 window frame (Fig. 404) (Ref 30-41-31).
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