4-64. DIRECTIONAL SIGNAL CONTROL (12339312-1) MAINTENANCE
Loosen connector nut (4) and remove connector plug (5) from directional signal control (3).
Remove four screws (2) and directional signal control (3) from clamp (1).
All vehicles except: M997A2, M1025A2,
M1035A2, M1043A2, M1045A2, M1097A2,
General mechanics tool kit:
automotive (Appendix B, Item 1)
Cleaning and lubricating compound
(Appendix C, Item 16)
Battery ground cable disconnected (para. 4-73).
Install directional signal control (3) on clamp (1) with four screws (2).
Install connector plug (5) on directional signal control (3) and tighten connector nut (4).
This task covers:
Clean the signal control before replacing it. After cleaning, install
and try again before replacing.
Remove four screws (7) and signal arm plate (6) from signal control (3).
Do not sand contacts with sandpaper or an emery board which
removes the protective coating that fights corrosion. Damage to
the switch will result.
The cleaner has an alcohol base that dries quickly.
Spray signal control contacts (8) with cleaning compound.
Install signal arm plate (6) on signal control (3) with four screws (7).