Doosan D30S-5 Instrukcja Obsługi Pobierz pdf (Strona 214)

4TNV98 & 4TNE98 Diesel Engine Section 6. Lubrication System 212

Introduction

This section of the Service Manual describes the

procedures necessary to service the 4TNV98

Trochoid oil pump.

See Replace Engine Oil and Engine Oil Filter on

page 51 for engine oil and engine oil filter

replacement procedures.

Oil Pump Service Information

Engine Oil Pressure - All Models

At Rated Engine RPM

2000 - 2600 RPM

At Low Idle Speed

42 - 57 psi

(0.29 - 0.39 MPa;

3.0 - 4.0 kgf/cm²)

All Models 8.8 psi (0.06 MPa 0.6 kfg/cm²) or greater

Outer Rotor Outside Clearance - All Models

Standard

Limit

Reference

Page

0.0039 - 0.0061 in.

(0.100 - 0.155 mm)

0.0098 in.

(0.25 mm)

Check Outer Rotor Outside Clearance on page 216

Outer Rotor Side Clearance - All Models

Standard

Limit

Reference

Page

0.0020 - 0.0039 in.

(0.05 - 0.10 mm)

0.0059 in.

(0.15 mm)

Check Outer Rotor Side Clearance on page 217

Outer Rotor to Inner Rotor Tip Clearance - All Models

Standard

Limit

Reference

Page

–

0.0063 in.

(0.16 mm)

Outer Rotor to Inner Rotor Tip Clearance on page 217

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