Pcv Valve System - Inspect, Clean - Doosan D35C-5 FDA04 Operation & Maintenance Manual

17. Install the new fuel filter (Figure 5-14, (2)) by
turning it to the right (Figure 5-14, (4)) until it
contacts the mounting surface. Tighten one
additional turn.
18. Open all fuel cocks in the fuel line.
19. Reconnect the fuel filter sensor connector
(Figure 5-14, (1)).
20. Prime the fuel system. See Priming the Fuel
System.
21. Check for fuel leaks.

PCV Valve System - Inspect, Clean

G424I(E) LP and Duel Fuel Engines
G430FE LP Engine
1. Loosen the hose clamps and remove the PCV
valve.
2. Shake the PCV valve. If it rattles, reinstall it. If it
does not rattle, replace it.
3. Tighten the hose clamps
G424P(E) LP and Duel Fuel Engines
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Maintenance Section