CAB TILT, SPARE TIRE RETAINER, AND SUSPENSION COMPRESSION DO NOT OPERATE (cont)

TM 9-2320-366-20-3

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

NOT OPERATE (CONT)

KNOWN INFO

TEST OPTIONS

13.

Pressure Test or

Hydraulic hoses free from

STE/ICE-R Test #51

leaks.

REASON FOR QUESTION

Is 2,500-4,000 psi

Air/hydraulic manifold filters

(17,238-27,580 kPa)

OK.

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

present at port P2?

Hydraulic hose 515 OK.

27,580 kPa) is present,

Air/hydraulic power unit OK.

air/hydraulic manifold is faulty.

Air hose 507 OK.

Secondary air tank inversion

valve OK.

Air hose 502 OK.

Air hose 514 OK.

Air hose 520 OK.

POSSIBLE PROBLEMS

Faulty back-up hydraulic pump.

Faulty hydraulic hose 521.

Faulty air/hydraulic manifold.

Go to step 14

YES

of this fault.

Replace air/hydraulic

manifold (para 19-4).

2-2228.14

Change 1