Electronic Control Unit

TM 5-6675-250-34

plunger

voids the water-tight charac-

2-12. Electronic Control Unit

t e r i s t i c s of the case.

Removal

(2) Disconnect the interconnect and power

( 1 ) Verify that the MODE SELECT switch is

cables. Store the cables in the lid of the electronic

positioned to PWR OFF.

c o n t r o l unit case (fig. 2-92).

CAUTION

(3) If the hand lamp was used, disconnect from

When

placing

cables

the

electronic

the electronic control unit, and store with the cables.

control unit lid, care must be taken to avoid

( 4 ) Position the lid onto the bottom section of

cable contact with the plunger of the

t h e case and secure the latches.

pressure release valve. Disturbing the

Figure 2-92. Electronic Control Unit-Removal and Installation.

the lower section of the case.

b . Installation.

(1) P r e s s t h e r e l i e f v a l v e o n t h e e l e c t r o n i c

( 3 ) Remove cable assemblies from the case as

required.

c o n t r o l unit case to relieve internal pressure.

(2) U n f a s t e n the latches that secure the lid to