2.Heat Circuit (lever in neutral

Applicable Part Sections subject to Inspection and Measurement Tolerance Limit Value Repair and Solution Procedure

1-2-2 Plunger assembly

1-2-1 Base plate

1-2-9 Spool assembly 1.External diameter of the plunger

2.External diameters of the plunger and base plate 1.Hole for mounting the plunger assembly (2-2)

2.Internal diameter of the base plate and external diameter of the plunger 3.Hole for mounting the spool assembly (2-11)

4.Internal diameter of the base plate and external diameter of the spool 5.Free piston sliding section and the seat section of the relief valve assembly 1.External spool diameter

2.External diameter of the spool and internal diameter of the base plate

1-2-7-9 Free piston

1-2-7-1 Housing

1.Sliding and seat sections of the base plate 1.Sliding section against the free piston (external diameter) 1-4-7 spring 1.External dimensions 2.External dimensions

1-18 spring 1.External dimensions 2.External dimensions

1-20 spring 1.External dimensions Relative roughness 0.8 a The surface has a scratch 0.02 mm deep or deeper, or the surface is chapped. Gap 0.060 Replace with a base plate kit

Relative roughness 0.8 a The surface has a scratch 0.02 mm deep or deeper, or the surface is chapped. Gap 0.060 Replace with a base plate kit

Relative roughness 0.8 a The surface has a scratch 0.02 mm deep or deeper, or the surface is chapped. Gap 0.060

The surface has a scratch 0.02 mm deep or deeper, or the surface is chapped.

Relative roughness 0.8 a The surface has a scratch 0.02 mm deep or deeper, or the surface is chapped. Gap 0.060 Replace with a base plate kit

The surface has a scratch 0.02 mm deep or deeper, or the surface is chapped. The surface has a scratch 0.02 mm deep or deeper, or the surface is chapped.

Free length: 61.0

Deformation is observed, and the coil surface is damaged. Free length: 39.0

Deformation is observed, and the coil surface is damaged. Free length: 41.5 Replace with the relief valve assembly.

Applicable Part Sections subject to Inspection and Measurement Tolerance Limit Value Repair and Solution Procedure

2.External dimensions

1-2-4 spring 1.External dimensions Deformation is observed, and the coil surface is damaged. Free length: 48.5

2.Appearance Deformation is observed, and the coil surface is damaged.

1-2-10 spring 1.External dimensions Free length: 28.3

Each O-ring and oil seal 2.Appearance Deformation is observed, and the coil surface is damaged. When disassembling Replace each O-ring and the oil seal.