Factory Specification; Allowable Limit; RELIEF VALVE- Page 557

HYDRAULIC SYSTEM

L3560, L4060, L4760, L5060, L5460, L6060, WSM

8-S4

RELIEF VALVE

REAR HYDRAULIC BLOCK AND VALVES

CYLINDER SAFETY VALVE

LIFT ARM SUPPORT AND HYDRAULIC CYLINDER

9Y1210824HYS0002US0

Item

Factory Specification

Allowable Limit

Relief Valve

Condition

• Engine Speed

Maximum

• Oil Temperature

40 to 60 °C (104 to 140 °F)

Setting Pressure

L3560

L4060, L4760, 

L5060, L5460, 

L6060

17.1 to 18.1 MPa

175 to 184 kgf/cm

2

2480 to 2620 psi

18.1 to 19.1 MPa

185 to 194 kgf/cm

2

2630 to 2770 psi

–

–

Item

Factory Specification

Allowable Limit

Lift Arm

Free Play

(at Maximum 

Raising Position)

10 to 15 mm

0.39 to 0.59 in.

–

Item

Factory Specification

Allowable Limit

Cylinder Safety Valve

Operating

Pressure

19.6 to 22.6 MPa

200 to 230 kgf/cm

2

2850 to 3270 psi

–

Item

Factory Specification

Allowable Limit

Hydraulic Cylinder

I.D.

55.000 to 55.074 mm

2.1654 to 2.1682 in.

55.100 mm

2.1693 in.

KiSC issued 03, 2016 A