MiLAN MIL-RCM16A Dokumentacja Pobierz pdf (Strona 70)

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PLATFORM WILL NOT UNFOLD - Continued

TROUBLESHOOTING

6. Check for damage and corrosion at platform

pivot points. Steam clean corrosion from

pivot points. Replace bushings at pivot points

if required.

7. Check for bent and broken parts on the

Liftgate that could interfere with normal

operation. Look at columns, runners, tandem

rollers and platform (bent pins).

5. Verify that relief valve pressure settings are

correct. Refer to RELIEF VALVE PRESSURE

SETTING procedure in this manual. Also,

make sure opening ﬂ ow control valve (in

pump) is open. If correct pressure settings

cannot be made or if pump runs hot with

excessive noise, replace pump.

TYPICAL SOLENOID VALVE

REMOVED & DISASSEMBLED

FIG. 70-1

COIL

VALVE

CARTRIDGE

CHECKING VALVE CARTRIDGE

FIG. 70-2

VALVE

CARTRIDGE

1/8”

8. Check for bent or weak platform torsion

spring. Replace if necessary.

NUT

1 2 ... 65 66 67 68 69 70 71 72 73 74 75 ... 85 86

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MiLAN MIL-RCM16A Dokumentacja Strona 70