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TM 9-2320-364-34-4
20-304
This task covers:
a. Installation
b. Follow-On Maintenance
INITIAL SETUP
Equipment Condition
Fuel injectors installed, (Para 20-92)
Tools and Special Tools
Tool Kit, General Mechanic’s
(Item 240, Appendix F)
Wrench, Torque (0 to 175 lb-ft [0-237 N.m])
(Item 277, Appendix F)
20-93. ENGINE BRAKE RETARDER INSTALLATION.
Materials/Parts
Cable Ties (Item 9, Appendix B)
a.
Installation.
NOTE
There are two supply brakes and
two drones on each cylinder
bank. All supply brakes and
drones are installed the same
way. Right cylinder bank shown.
(1)
Position master piston fork assembly (1) of
drone (2) over injector rocker clevis (3) and
install with two screws (4) through rocker
arm shaft (5) to cylinder head (6).
(2)
Tighten screws (4) to 45 lb-ft (61 N.m).
(3)
Tighten screws (4) to 88 to 92 lb-ft
(119 to 125 N.m).
(4)
Move master piston fork assembly (1) up
and down several times to make sure it rides
freely on injector rocker clevis (3).
(5)
Repeat Steps (1) through (4) for other
supply brakes (7) and drones (2).
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