5. MAX FLOW CUT OFF SYSTEM R/G R/G Ps Ps Pm1 T1,T2 Pm2 Pm2 T1,T2 Pm1 P2 P1 P2 P1 Rs CK1 Pn2 Pn1 D B A C DR P NRV1 Pk BC COMP.
NRV2 B5 S/Motor DB Pc5 Pd5 D5 C5 A5 Pb5 OPTION-B BUCKET CK2 Pa5 (RG) SGo Dr SRG ARG SH DR3 Pc4 C4 D4 1 REGENERATIION CUT Pb4 B4 Au PG Pd4 0 Pc4 0 ARM1 OPTION-A BREAKER Pc4 2 Pa4 Dr(R7) DR2 Pc3 Pd4 Pb3 GB GA Pa2 1 V3 BOOM2 ARM2 B2 1 B(CW) Mu A(CCW) Pd2 Pc2 C2 D2 Pb2 1 A2 DR1 Pa2 Pb2 0 SWING BOOM1 P02 Patt 0 Pc1 D1 Pd1 C1 A1 Pb1 B1 Pa1 P01 DR0 TRAVEL (LEFT) TRAVEL (RIGHT) Ptr STRAIGHT TRAVEL T1 P2 P1 Pu MRV SWING ARM BUCKET BOOM TRAVEL Psv (2) (4) (3) (1) SH (3) (1) (2) (4) (1) (2) (3) (4) A1 A2 a4 A B D E G F H J Pd2 Pc2 Pc4 0 Pa2 0 Pb2 0 T P Pa5 Pb5 Pd1 Pc1 Pb1 Pa1 Dr#,dr#,R# a2 a1 Pm1 (Pump) Pm2 (Pump) Pd4 0 Pk (T/Joint) Pm1 Pm2 A1 A2 A1 A2 ACC P4 PG(S/Motor) Pi1 (Fl,MCV) Pi2 (Fr,MCV) M P2 P3 P1 Po1(MCV) 19 Dr B1 B3 A3 a3 T(dr2) T T D21073HS07 When the breaker operation mode is selected on the cluster, max flow cut off solenoid valve actuates automatically.
Thus pilot pressure(Pm1,2) is sent to the regulator and pump discharge volume is decreased. 3-10