TM 9-2320-272-24-1
THIS TASK COVERS:
b. Installation
a. Removal
INITIAL SETUP:
APPLICABLE MODELS
EQUIPMENT CONDITION
Parking brake ret (TM 9-2320-272-10).
All
Air reservoirs drained (TM 9-2320-272-10).
TOOLS
Hood raised and secured (TM 9-2320-272-10).
Battery ground cables disconnected (para. 3-126).
General mechanic's tool kit (Appendix E, Item 1)
MATERIALS/PARTS
GENERAL SAFETY INSTRUCTIONS
Do not disconnect air lines before draining air
Two lockwashers (Appendix D, Item 371)
reservoirs.
Antiseize tape (Appendix C, Item 72)
REFERENCES (TM)
TM 9-2320-272-10
TM 9-2320-272-24P
1.
Disconnect wires (6) and (7) from horn solenoid (6).
WARNING
Do not disconnect air lines before draining air reservoirs. Small
parts under pressure may shoot out with high velocity, causing
injury to personnel.
2.
Disconnect air line (4) from elbow (3).
3.
Remove elbow (3) from horn solenoid (6).
NOTE
Horn solenoid fitting may become disconnected from horn solenoid
during removal. Horn solenoid and fitting are replaced as an
assembly.
4.
Remove horn solenoid (6) from horn (2).
5.
Remove two nuts (10), wire (9), two lockwashers (11), screws (1), and horn (2) from
bracket (13). Discard lockwashers (11).
NOTE
Assistant will help with step 6.
Pull insulation away from inside cab firewall to allow access to
nut.
6.
Remove screw-assembled washer (8), nut (15), washer (14), screw (12), and bracket (13) from
firewall (16).
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