CENTRAL TIRE INFLATION SYSTEM (CTIS) DOES NOT DEFLATE TIRES

TM 9-2320-366-20-2

e87. CENTRAL TIRE INFLATION SYSTEM (CTIS) DOES NOT DEFLATE TIRES

INITIAL SETUP

Equipment Condition

Tools and Special Tools

Engine shut down (TM 9-2320-366-10-1).

Tool Kit, Genl Mech (Item 46, Appendix C)

STE/ICE-R (Item 41, Appendix C)

Personnel Required

Multimeter, Digital (Item 22, Appendix C)

(2)

Materials/Parts

References

Wire, Elect, 50 ft (Item 71, Appendix D)

TM 9-4910-571-12&P

START

KNOWN INFO

TEST OPTIONS

CTIS inflates tires.

Operational Test

POSSIBLE PROBLEMS

REASON FOR QUESTION

Does replacement

Faulty CTIS ECU.

If CTIS deflates tires,

CTIS ECU deflate tires?

Faulty CTIS cable

CTIS ECU is faulty.

assembly.

Faulty manifold valve

assembly.

YES

Go to step 2 of this fault.

Replace CTIS ECU

(para 12-6).

2-970