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 248 of 1396

KNOWN INFO

Replace air/hydraulic

manifold (para 19-4).

Is 2,500-4,000 psi

(17,238-27,580 kPa)

present at port T1?

11.

NO

YES

Replace hydraulic hose

514 (para 19-12).

Hydraulic hoses free from

leaks.

Air/hydraulic manifold filters

OK.

Hydraulic hose 515.

Air/hydraulic power unit OK.

Air hose 507 OK.

Secondary air tank inversion

valve OK.

Air hose 502 OK.

Back-up hydraulic pump OK.

Hydraulic hose 521 OK.

Hydraulic hose 520 OK.

POSSIBLE PROBLEMS

Faulty hydraulic hose 514.

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 not present,

air/hydraulic manifold is faulty.

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

27,580 kPa) is present,

hydraulic hose 514 is faulty.

TM 9-2320-366-20-3

2-2228.10

Change 1

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

NOT OPERATE (CONT)