Maintenance Instructions
14.7.16
Kapitel/Chapter 8: Maintenance Instructions - Seite/Page 83
8.11 Checking the water separator in the fuel supply
Fig. 8.11-1: Pre-filter with water separator
The pre-filter with water separator has a cock underneath, by
which means the water can be drained.
This water sinks to the bottom, due to the difference in the
densities of water and fuel. Water is heavier than the diesel
Sample picture
8.11.1 Exchange of the Fuel Filter
Fig. 8.11.1-1: Fuel Filter
Exchanging the filter, depending upon fuel contamination,
should take place after 300 operational hours at the very
least.
The inlet must be clamped, before exchanging the filter.
Remove the hoses from the used filter and fasten them to the
new filter. The arrow on the filter housing indicates the
direction of the fuel flow. A clogged filter causes a decreased
power output of the generator.
8.11.2 De-aerating the fuel system
Normally, the fuel system is designed to bleed out air itself i.e. as soon as the electric starter motor starts operation
the fuel pump starts working and the fuel system will be de-aerated after some time automatically. It is nevertheless
essential to bleed the system as follows prior to the first operation (as all hoses are empty):
