TM-9-2320-366-20-3

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

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 3 OF 5

FEBRUARY 2006

CHANGE 3

TM-9-2320-366-20-3 - Page 234 of 1396

KNOWN INFO

NO

YES

4.

Is 2,500-4,000 psi

(17,238-27,580 kPa)

present at port P1?

Replace air/hydraulic

manifold (para 19-4).

Go to step 5

of this fault.

Hydraulic hoses free from

leaks.

Air/hydraulic manifold filters

OK.

Hydraulic hose 514 OK.

Back-up hydraulic pump OK.

Hydraulic hose 521 OK.

Hydraulic hose 520 OK.

POSSIBLE PROBLEMS

Faulty hydraulic hose 515.

Faulty air/hydraulic power unit.

Faulty air hose 507.

Faulty secondary air tank

inversion valve.

Faulty air hose 502.

Faulty air/hydraulic manifold.

TEST OPTIONS

Pressure Test or

STE/ICE-R Test #51

REASON FOR QUESTION

If 2,500-4,000 psi (17,238-

27,580 kPa) is present,

air/hydraulic manifold is faulty.

TM 9-2320-366-20-3

2-2224

Change 1

u1. CAB TILT, SPARE TIRE RETAINER, AND SUSPENSION COMPRESSION DO

NOT OPERATE (CONT)