Komatsu D32E-1 Operation & Maintenance Manual page 147

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24.
SERVICE
PROCEDURE
24.8.7 CLEAN NEUTRAL VALVE INLET STRAINER
Remove the operators seat and seat mounting plate. Remove the hose
coming from the pressure regulator valve to the neutral valve inlet strainer.
Remove the strainer assembly from the neutral valve.
Remove the strainer body (1) from the connector and strainer element (2).
Using a commercial
solvent,
wash the element
and housing
and dry
thoroughly.
Replace the o-rings (3 and 4).
REMARK
3.
4.
The strainer element is soldered to the connector. If the strainer shows any
sign of deterioration
or remains plugged after cleaning, replace it.
Remove all dirt from the neutral valve. Reinstall the strainer and connect
hose. Start the engine and let it idle for 5 minutes. During this time check the
strainer for leaks and correct, no matter how minor.
Install seat plate and seat. Check the drive train system oil level. For details
of the fluid to use, see 20. USE OF FUEL, COOLANT AND LUBRICANTS
ACCORDING
TO AMBIENT TEMPERATURE.
24.8.8
LUBRICATE VALVE CAM PLATE
1.
2.
3.
Remove control knob and control cover boot. Clean the cam surface and
apply a generous amount of MPG to the cam.
Inspect control cover boot for tears or any sign of deterioration.
Replace if
any are found.
Wipe off all dirt/dust from the boot mounting surface and install control cover
boot with hardware removed. Install control knob.
24.8.9 CHECK TORQUE OF SPROCKET
MOUNTING
BOLTS
Check torque of sprocket mounting bolts.
D32E-1
D38E-1
D32P-1
D38P-1
D39E-1
D39P-1
Torque
Qty.
Per Side
3/4NF - 455 N*m (335 Ibf ft)
8
3/4NC - 455 N*m (335 Ibf ft)
8
3/4NC - 455 Nom (335 Ibf ft)
12
3-46

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