S 022-014
(2)
Put a small screwdriver blade between the end of the discharger casting and the base.
(a) Pry on the discharger and pull on the rod as near as possible to the base.
TASK 23-61-01-402-012
5. Static Discharger Installation (Fig. 201)______________________________
A. Access
(1) Location Zones
500/600 Left Wing/Right Wing
300 Empennage and Body Section 48
B. Equipment
(1) 1863 Megohmmeter (or equivalent)
Quadtech Inc. (Vendor Code OPK96)
100 Nickerson Ave., Marlborough, MA 01752
C. Consumable Materials
(1) A00417 Loctite (Threadlocker 242), CPN 5685422
D. Installation of Trailing Edge Type Static Discharger:
S 022-039
(1)
Remove the setscrew from the static discharger.
S 392-040
(2)
Apply a thin layer of loctite (thread locker 242) to the setscrew threads.
S 432-015
(3)
Install and adjust the setscrew on the static discharger until aligned in the static discharger casting.
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A
757 MAINTENANCE MANUAL
S 422-016
(4) Apply equal pressure on discharger casting until discharger is correctly in position on the discharger base.
(a) Tighten the static discharger setscrew to the value that follows: 1) FOR AIRPLANES WITH 2-14SC1, 2-16SC1, 740001, 740007,
80-1746-2, AND 80-1828-2 STATIC DISCHARGERS INSTALLED; Torque the setscrew to 6 to 9 inch-pounds.
2) FOR AIRPLANES WITH 10-900-21 AND 10-900-25 STATIC DISCHARGERS INSTALLED; Torque the setscrew to 2.5 inch-pounds.
(b) Make sure there is no movement between the static discharger and the discharger base.
E. Installation of Tip Type Static Discharger:
S 022-041
(1)
Remove the setscrew from the static discharger base.
S 392-042
(2)
Apply a thin layer of loctite (thread locker 242) to the setscrew threads.
S 432-017
(3)
Install and adjust the setscrew in the discharger base until aligned in the discharger base.
S 422-018
(4)
Insert the discharger casting in the discharger base.
(a) Tighten the static discharger setscrew to the value that follows: 1) FOR AIRPLANES WITH 2-14SC1, 2-16SC1, 740001, 740007,
80-1746-2, AND 80-1828-2 STATIC DISCHARGERS INSTALLED; Torque the setscrew to 6 to 9 inch-pounds.
2) FOR AIRPLANES WITH 10-900-21 AND 10-900-25 STATIC DISCHARGERS INSTALLED; Torque the setscrew to 2.5 inch-pounds.
(b) Make sure there is no movement between the static discharger and the discharger base.
F. Static Discharger Installation Test
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ALL ú ú 01 Page 207 ú May 28/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
S 862-068
WARNING:_______USE THE PRECAUTIONS THAT FOLLOW WHEN YOU USE A MEGOHMMETER. IF YOU DO NOT USE PRECAUTIONS, THEN IT IS POSSIBLE THAT AN EXPLOSION OR FIRE CAN OCCUR.
(1) Use these precautions for possible fuel vapors when you use a megohmmeter:
(a)
Use the Quadtech 1863 megohmmeter or equivalent meter with a 500 VDC test voltage and a maximum 5 milliampere short circuit current.
(b)
Do not use a megohmmeter at these locations: 1) Area adjacent to or below a wing fuel tank vent, five foot
(1.524 meters) diameter column, from vent to ground.
2) Zero to 18 inches (457 mm) above the ground in the area around the airplane.
(c) Make sure that: 1) Area is well ventilated. 2) Metal workstands are grounded. 3) Megohmmeter is plugged into a grounded receptacle. 4) Megohmmeter is insulated from metal work stands.
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