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

TM 9-2320-366-20-3

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

NOT OPERATE (CONT)

KNOWN INFO

TEST OPTIONS

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 P1?

Hydraulic hose 514 OK.

27,580 kPa) is present,

Back-up hydraulic pump OK.

air/hydraulic manifold is faulty.

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.

Go to step 5

YES

of this fault.

Replace air/hydraulic

manifold (para 19-4).

2-2224

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