当滑阀处于中位时，P、T、A、B四个油口相通而构成连通同路。由于激振器旋转惯性的作用，会使振动轮产生余振，从而造成被压实的铺层表面产生压痕，但这对于压路基的振动压路机来说，给基础层压实效果产生的影响不大
LBV,HVCA-CBV,HVCA-KBV,HVCA-LDV,LHDT-XEN,LHFT-XEN,LHHT-XEN,LHDT-XFN,LHFT-XFN,LHHT-XFN,LHDT-XDV,LHFT-XDV,LHHT-XDV,LHDT-XEV,PVDA-8WN,PVDA-8WV,PVFA-8DN,PVFA-8DV,PVFA-8WN,PVFA-8WV,PVHA-8DN,PVHA-8DV,PVHA-8WN,CWCG-CFN,CWCG-CFV,CWCG-CGN,CWCG-CGV,CWCL-LFN,CWCL-LFV,CWCL-LGN,CWCL-LGV,CWCL-CFN,CWCL-CFV,CWCL-CGN,CWCL-CGV,CWEG-LFN,FSCD-XCN,FSCD-XCV,FSDD-XAN,FSDD-XAV,D24K1RQM5-P5/M/60N-A230K1 RQM5-P5/M/60N-D24K1 RQM7-P5/A/60N-A230K1RQM7-
P5/A/60N-A110K1 RQM7-P5/A/60N-D24K1 RQM7-P5/M/60N-A230K1RQM7-P5/M/60N-
D24K1 RQM7-P6/A/60N-A230K1 RQM7-P6/A/60N-A110K1RQM7-P6/A/60N-D24K1 RQM7-
P6/M/60N-A230K1 RQM7-P6/M/60N-D24K1压力补偿器 PCDK6PCK06-PV/10N PCK06-
P4/10N PCK06-P8/10N PCK06-PTV/10NPCK06-PT4/10N PCK06-PT8/10N插装式溢流阀
（CR直动式 CRQ先导式）CR2/22N CR3/22N CR4/22N CR5/22N CR6/22N
CRQ3/12CRQ4/12 CRQ5/12 CRQ6/12管式溢流阀（CD1-W， RM2（3）-W，RQ5（7）-W，
RQM5（7）电磁式 ）CD1-W3/10 CD1-W4/10 CD1-W5/10 CD1-W6/10 RM2-W3/31
RM2-W4/31RM2-W5/31 RM2-W6/31 RM3-W3/30 RM3-W4/30 RM3-W5/30 RM3-
W6/30RQ5-W3/41 RQ5-W5/41 RQ5-W6/41 RQM5-W3/A/51-A230 RQM5-W5/A/51-FSDD-XBN,FSDD-XBV,FSDD-XCN,FSDD-XCV,FSED-XAN,FSED-XAV,CNGC-XCN,CNGC-XCV,CNGC-XDN,CNGC-XDV,CNGC-XEN,CNGC-XEV,CNGC-XFN,CNGC-XFV,CNIC-XAN,CNIC-XAV,DOJP-CBV,DODP-KBV,DOFP-KBV,DOHP-KBV,DOJP-KBV,DODP-LWV,DOFP-LWV,DOHP-LWV,DOJP-LWV,DODP-CWV,DOFP-CWV,DOHP-CWV,RSJC-CCV,RSJC-CNN,RSJC-CNV,RSJC-CQN,RSJC-CQV,RSJC-CWN,RSJC-CWV,RSJC-KAN,RSJC-KAV,RSJC-KBN,RSJC-KBV,DSGO-XCN,DSIO-XCN,DSCO-XEN,DSEO-XEN,DSGO-XEN,DSIO-XEN,DSCO-XCV,DSEO-XCV,LHDA-XFN,LHDA-XFV,LHFA-XEN,LHFA-XEV,LHFA-XFN,LHFA-XFV,LHHA-XEN,LHHA-XEV,FRDA-XAN,FRDA-XAV,FRDA-LAN,FRDA-LAV,FRDA-KAN,FRDA-KAV,FREA-XAN,FREA-XAV,FREA-LAN,FREA-LAV,DSGH-XGN,DSIH-XGN,DSCH-XHN,DSEH-XHN,DSGH-XHN,DSIH-XHN,DSCH-XGV,DSEH-XGV,DSGH-XGV,DAAC-MHN,DAAA-CHN,DAAC-CHN,DAAA-MCN,DAAC-MCN,DAAA-CCN,DAAC-CCN,DAAA-MHV,DAAC-MHV,CNGD-XDV,CNGD-XEN,CNGD-XEV,CNGD-XFN,CNGD-XFV,CNID-XAN,CNID-XAV,CNID-XBN,CNID-XBV,CNHC-XCV,CNHC-XDN,CNHC-XDV,CNHC-XEN,CNHC-XEV,CNHC-XFN,CNHC-XFV,CNJC-XAN,CNJC-XAV,CNJC-XBN,CNJC-XBV,CNJC-XCN,CXGE-XDN,CXGE-XDV,CXGE-XEN,CXGE-XEV,CXGE-XFN,CXGE-XFV,CXIE-XAN,CXIE-XAV,CXIE-XBN,CXGD-XCV,CXGD-XDN,CXGD-XDV,CXGD-XEN,CXGD-XEV,CXGD-XFN,CXGD-XFV,CXID-XAN,CXID-XAV,CXID-XBN,CXHA-XEN,CXHA-XEV,CXHA-XFN