TM-9-2320-366-20-2

M1083 SERIES, 5 TON, 6x6, MEDIUM TACTICAL VEHICLES (MTV)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 2 OF 5

FEBRUARY 2006

CHANGE 3

TM-9-2320-366-20-2 - Page 1254 of 1632

KNOWN INFO

TEST OPTIONS

Visual inspection

REASON FOR QUESTION

YES

NO

Is air present at

air brake protecting valve

delivery port TRLR E?

TM 9-2320-366-20-2

2-1976.2

Change 1

j4. NO AIR PRESSURE PRESENT AT REAR GLADHAND(S)

(ALL MODELS EXCEPT M1088) (CONT)

Replace air brake protecting

valve (para 11-18).

POSSIBLE PROBLEMS

Faulty air hose 155, 157, or

167.

Faulty air brake protecting

valve.

4.

Vehicle park and service brakes

OK.

Air hoses free from kinks.

Emergency gladhand OK.

Air hose 149, 150, or 151

OK.

Air hose 102 OK.

Air hose 108 OK.

TRAILER AIR SUPPLY valve

OK.

Air hose 104 OK.

Service gladhand OK.

Air hose 241, 253, or 254

OK.

Air hose 230 or 256 OK.

Load sensing valve control port

tee fitting OK.

Air hose 240 or 243 OK.

Booster valve OK.

Service gladhand two-way

check valve OK.

Air hose 145 OK.

Air hose 120 OK.

Inversion valve control port

90-degree fitting OK.

Air hose 128, 130, or 132

OK.

If air is not present, air brake

protecting valve is faulty.

If air

is present, air hose (refer to

Table 2-49.2.

Emergency

Gladhand Hose Numbers) is

faulty.

Replace air hose (refer to

Table 2-49.2.

Emergency Gladhand

Hose Numbers) (para 11-21).