Sakai SV410-2, Shop Manual

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4-011
HYDRAULIC SYSTEMS
2-2-3. Propulsion hydraulic motor (Front)
SV410-2-04001
2
3
3
4
1
1
5
5
6
6
7 8
9
9
11 12
10
VIEW A
A
Motor circuit diagram
(1) Port B (Forward) [FMB] : SAE 3/4” (7) Loop flushing shuttle valve
(2) Servo pressure gauge port (max.) : 9/16-18UNF (8) Charge pressure relief valve
(3) Control pressure gauge port : 9/16-18UNF (9) Port A (Reverse) [FMA] : SAE 3/4”
(4) Drain port [FMD] : 1 1/16-12UN (10) Speed pickup
(5) Servo pressure gauge port (min.) : 9/16-18UNF (11) Gauge port (For Port A) : 7/8-14UNF
(6) Drain port : 1 1/16-12UN (12) Gauge port (For Port B) : 7/8-14UNF
Motor specifications
Displacement (max.) • : 60.0 cm
3
/rev ( 3.66 cu.in./rev )
(min.) : 26.0 cm
3
/rev ( 1.59 cu.in./rev )
Charge relief valve pressure setting • : 2.5 MPa ( 363 psi )
Allowable motor case pressure • : 0.3 MPa ( 43.5 psi ) or less
Weight • : 28 kg ( 62 lbs. )