COMPONENT OPERATION ／ Orbitrol ・When relief valve activated When the steering cylinder reaches the stroke ends or the setting pressure predetermined by the relief valve (9) but it is tried to be turned further, the relief valve (9) initiates its operation. The oil discharged from the main pump flows to the tank through the orifice in the sleeve (8) and the relief valve.
2QYGT UVGGTKPI 㧔1TDKVTQN㧕
8
5VGGTKPI E[NKPFGT
.
8#.8'
4
/RC
2TGUUWTG RQTV 6
2
'( /CKP RWOR
1TKHKEG /RC
6Q EQPVTQN XCNXG RQTV 2 /RC Ǵ 4GVWTP HKNVGT
*[FTCWNKE 1KN 6CPM
３ ‑133
