Doosan DX60R Shop Manual page 446

8. After performing the compression check remove the
compression gauge and compression gauge adapter from
the cylinder.
9. Install the fuel valves. See See "Installation of the Fuel
Injectors" on page -199 See "Inspection of Valve Guides" on
page -114 Then install the valve covers and injection high
pressure lines. .
Then connect the stop solenoid..
10. Turn on the fuel supply valve and reconnect the injection
pump stop solenoid.
11. Prime the fuel system. Check for leaks. Test the engine.
Standard Compression Pressure (Reference Value)
Engine Model
4TNV98-E
Engine Speed and Compression Pressure (Use for
Reference)
569psi
(40KgF/cm )
498psi
(35KgF/cm )
427psi
(30KgF/cm )
356psi
(25KgF/cm )
284psi
(20KgF/cm )
Figure 418
Engine
Page 266
Compression Pressure at 250 rpm (250 min-1)
Standard
483 - 513 psi (3.33 - 3.53
MPa; 34 - 36 kgf/cm
Engine Speed and Compression Pressure ( Use for Reference)
2
2
2
2
2
200
Figure 417
Limit
384 - 414 psi (2.65 - 2.85
2
) MPa; 27 - 29 kgf/cm
250 300 350
Engine speed(min )
Deviation Between
Cylinders
29 - 43 psi (0.2 - 0.3
2
) MPa; 2 - 3 kgf/cm
(4MPa)
(3MPa)
(2MPa)
400
-1
FG009123
2
)
SP001693