Takeuchi TB216 Workshop Manual

DISASSEMBLY AND ASSEMBLY
SOLENOID VALVE (3RD AUXILIARY LINE PIPING)
3
4
SOLENOID VALVE (3RD AUXILIARY LINE PIPING) 4K6AV01
Inspection and adjustment
Checking the parts
Part Criteria Action
O-ring — • Replace
Seal — • Replace
Spool • Wear on the sliding surfaces is 10 μm or more than the non-sliding
surfaces.
• Scratches on the sliding surfaces
• Spool does not move smoothly.
• Replace
• Replace
• Replace
Push rod • Tip is worn 1 mm or more
• Scratches on the sliding surfaces
• Replace
• Replace
Plug • Imperfect sealing due to damage • Repair or replace
Controls • Looseness in the pin, shaft or joint of the controls results in 2 mm
play, or more.
• Wear of the pin, shaft or joint of the controls results in 2 mm play, or
more.
• Tighten to the specified
torque
• Replace
Casing, port
plate
• Scratches, rust, or corrosion at the parts in sliding contact with the
spool.
• Scratches, rust, or corrosion of the part of the seal in contact with the
O-ring
• Replace
• Repair or replace

Takeuchi TB216 Specifications

General

Engine Make	Yanmar
Engine Model	3TNV70
Transport Width	980 mm
Bucket Capacity	0.04 m³
Maximum Reach	4, 040 mm
Max Reach at Ground Level	3, 980 mm