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Fuel system
Service specifications
Fuel tank bleeding: Every 10 hours or every day
Filter bleeding: When the float reaches the level (A)
Pre-filter bleeding: When the float reaches the level (A)
Replace the pre-filter element: Every 250 hours
Replace the filter element: Every 500 hours
Fuel supply pump filter cleaning: Periodically
Fuel tank capacity: 450 l (118.9 US gal)
Type of fuel: (Refer to page 6-5)
ATTENTION: Take all necessary precautions during the following operations; no foreign matter must enter the fuel
system.
ATTENTION: When you deal with fuel, please do not bring fire close. After exchange of the filter and scupper of fuel
should wipe off the fuel which fell.
NOTICE: Do not work in any environment in which anything other than fuel will get into fuel lines. (Sites with strong
wind, blowing dust, etc.). Wash hands before operations. Do not use gloves. Do not open the packaging for the filter
kit until you start the installation work. Do not reuse any fuel remaining within the cover. For persistent dirt within
the cover, wipe it off with a clean rag, then clean with clean diesel fuel. Do not use parts cleaner because it could
affect the case cover. Do not touch the inside of the element. Completely wipe off any spilt fuel after changing a filter
element or bleeding the system.
Draining the fuel tank
1. Place a receptacle of a suitable capacity under the
drain plug.
2. Open the drain valve located at the bottom of the tank
and drain the accumulated sediment and water.
3. After draining, close the drain valve.
Pre-filter bleeding
When the float reaches the level line (A):
1. Place a receptacle of a suitable capacity under the
pre-filter.
6 - MAINTENANCE
6-27
1
YOS5FC-001
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