Testing Engine Oil Pressure - Komatsu ecot3 PC300LC-8 Shop Manual

30 Testing and adjusting

Testing engine oil pressure

a Measuring tools for engine oil pressure
Symbol Part number
799-101-5002 Hydraulic tester
1
790-261-1204 Digital hydraulic tester
F 2 799-401-2320 Gauge
6732-81-3170 Adapter
3
6215-81-9710 O-ring
a The test point is subject to machine models.
1. Open the engine hood.
2. Remove oil pressure pickup plug (1).
3. Install adapter F3 and nipple (R1/8) [1] of
hydraulic tester F1 to the plug installation posi-
tion.
4. Connect hose of hydraulic tester F1 to nipple [1]
and gauge F2.
PC300, 350-8
Part name
5. Run the engine at the rated output and low idle
and test the oil pressure.
6. After finishing testing, remove the measuring
tools and return the removed parts.
SEN02625-06
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