_________________________________
A. Access
(1) Location Zones
305 Left Fuel Tank
405 Right Fuel Tank
B. Procedure
S 494-018
(1)
Install a new head seal O-ring and two new O-ring seals.
S 434-019
(2)
Assemble these parts of the fuel measuring stick:
(a)
The seal boot with the O-ring seal
(b)
The sleeve
(c)
The spring
(d)
The spring retainer
(e)
The bayonet
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A
737-300/400/500
MAINTENANCE MANUAL
CALIBRATED
ROD FLAPPER VALVE
PIN HEAD SEAL O-RING
O-RING SEAL
SEAL BOOT
O-RING SEAL
SPRING GUIDE
RETAINING SCREW (2 LOCATIONS)
LOCKING PIN
DRIP HOLE
Fuel Measuring Stick Assembly
Figure 402 (Sheet 1)
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A 737-300/400/500MAINTENANCE MANUAL
PIN
SCREWDRIVER SLOT
RETAINER LATCH
RETAINER
(VIEWED FROM BELOW THE WING)
Fuel Measuring Stick Assembly
Figure 402 (Sheet 2)
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A
737-300/400/500MAINTENANCE MANUAL
(f) The calibrated rod.
S 434-032
(3)
Attach the head of the fuel measuring stick with the locking pin.
S 494-020
(4)
Put a plug in the drip hole in the head.
S 424-021
(5)
Put the bayonet assembly into the bottom wing surface.
(a) Make sure the fuel measuring stick is fully extended all of the time.
S 434-022
(6)
Install the two retaining screws in the bayonet.
S 094-023
(7)
Remove the plug from the drip hole if it is installed.
S 864-033
CAUTION: DO NOT USE FORCE TO GIVE THE FUEL MEASURING STICK THE CORRECT
_______ FIT. THE MEASURING STICK CAN BE AT AN INCORRECT LOCATION IF IT DOES NOT FIT. DAMAGE TO THE MEASURING STICK CAN OCCUR IF YOU USE FORCE.
(8)
Carefully push up the fuel measuring stick until it is engaged.
S 864-039
(9)
Turn the head of the fuel measuring stick clockwise and lock it.
TASK 28-41-11-404-024
5. AIRPLANES WITH THE MAGNETIC FLOAT TYPE OF FUEL MEASURING STICKS;________________________________________________________________ Fuel Measuring Stick Installation (Fig. 402)_________________________________
A. Equipment
(1) T5-0497K - spanner wrench, to install the retainer in the housing -drawing available from Kaiser Electroprecision, 17000 South Red Hill Avenue, Irvine, CA 92714 for local fabrication
B. Access
(1) Location Zones
305 Left Fuel Tank
405 Right Fuel Tank
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