EXHAUST GATE
Outboard Flap Exhaust Gate Installation
Figure 401 (Sheet 2)
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H48704
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737-300/400/500MAINTENANCE MANUAL
FOREFLAP
FLAP-UP
RIG PIN HOLE
FOREFLAP PUSHROD
SHEAR RIVET
EXHAUST GATE
ACTUATION MECHANISM
EXHAUST GATE PUSHROD
EXHAUST GATE
AIRPLANES WITH TWO PUSHRODS
MECHANISM PUSHROD
FOREFLAP FLAP-UP RIG PIN HOLEFOREFLAP PUSHROD
SHEAR RIVET SHEAR RIVET
EXHAUST GATE PUSHROD
EXHAUST GATE
AIRPLANES WITH THREE PUSHRODS
Exhaust Gate Actuation Mechanism Installation Figure 402
H48700
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737-300/400/500MAINTENANCE MANUAL
TASK 27-51-35-404-014
3. Outboard Trailing Edge Flap Exhaust Gate Installation_____________________________________________________
A. Special Tools and Equipment
(1) Rig Pins (F-5 and F-6) - 0.248 +0.000/-0.002 inch diameter,
3.7 |0.25 inches long (MS20392-3)
NOTE: The rig pins are part of kit F70207-69, -78, or -83.
____
B. References
(1)
AMM 27-51-00/201, Trailing Edge Flap Systems
(2)
AMM 27-51-34/601, Outboard Trailing Edge Flap
C.
Access
(1)
Location Zone 101, 102 Control Cabin 307, 407 Wing Trailing Edge Outboard Flap and Spoilers
D.
Procedure
S 224-042
(1)
If you will install used parts, do this task: Outboard Trailing Edge Flap (AMM 27-51-34/601).
S 424-043
(2)
Install the inboard flap exhaust gate:
S 424-046
(3)
AIRPLANES WITH THREE PUSHRODS; Attach the exhaust gate to the midflap with the bolts, washers, nuts and cotter pins.
(a)
Tighten the nuts to 30-40 pound-inches.
(b)
Tighten the nuts to the nearest cotter pin hole and install the cotter pins.
S 424-047
(4)
AIRPLANES WITH TWO PUSHRODS; Attach the exhaust gate to the midflap with the bolts, washers and nuts.
(a)
Tighten the nuts to 100-120 pound-inches.
E.
Adjust the Outboard Flap Exhaust Gate
S 824-049
(1)
AIRPLANES WITH THREE PUSHRODS;
Adjust the exhaust gate rods (Fig. 402):
(a)
Remove the inboard panel from the lower surface of the midflap.
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737-300/400/500MAINTENANCE MANUAL
(b) Install the rig pin in the FLAP-UP rig pin hole in the exhaust gate mechanism. 1) If you cannot install the rig pin, adjust the rod attached
to the foreflap:
a) Remove the rod that is attached to the foreflap and the
exhaust gate mechanism. b) Install the rig pin into the FLAP-UP rig pin hole. c) Adjust the length of the rod. d) Install the rod on the foreflap and the exhaust gate
mechanism.
e) Remove the rig pin.
(c)
Make sure the clearance between the exhaust gate actuation mechanism and the structure is a minimum of 0.10 inch.
(d)
Make sure the trailing edge of the exhaust gate and the aftflap align in the limit of +0.00 to -0.15 inch.
NOTE: Make sure the trailing edge of exhaust gate is below the
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