KNOWN INFO
Replace air/hydraulic
manifold (para 19-4).
NO
YES
POSSIBLE PROBLEMS
15.
Is 2,500-4,000 psi
(17,238-27,580 kPa)
present at port T2?
Faulty hydraulic hose 520.
Faulty air/hydraulic manifold.
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.
Hydraulic hose 514 OK.
Back-up hydraulic pump OK.
Hydraulic hose 521 OK.
Replace hydraulic hose
520 (para 19-11).
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 520 is faulty.
TM 9-2320-365-20-2
t1. CAB TILT, SPARE TIRE RETAINER, AND SUSPENSION COMPRESSION DO
NOT OPERATE (CONT)
2-1968.18 Change 1
