Komatsu PC290LC-6K Operation & Maintenance Manual page 196

24. SERVICE PROCEDURE
24.3.7 CHECK FOR WATER AND SEDIMENT IN
SEDIMENTOR. DRAIN WATER AND SEDIMENT
A fuel sedimentor is mounting in the pump compartment and is
accessed by the door on the right hand side of the machine. Entrapped
sediment and water can be seen through the the glass bowl.
1. Loosen drain plug
visible in bowl.
2. Tighten drain plug.
Fuel
Water/sediment
3-50
and drain water and sediement until none is
A
B