Every 50 Hours Of Operation - Yanmar 3JH5E Operation Manual

PERIODIC MAINTENANCE

Every 50 Hours of Operation

Perform the following procedures every 50
hours thereafter or monthly, whichever
comes first.
• Draining Fuel Filter / Water Separator
• Checking Battery Electrolyte Level
(Serviceable Batteries Only)
Draining Fuel Filter / Water
Separator
WARNING! Fire and Explosion Hazard.
When removing any fuel system
component to perform maintenance
(such as changing the fuel filter), put an
approved container under the opening
to catch the fuel. NEVER use a shop rag
to catch the fuel. Vapors from the rag are
flammable and explosive. Wipe up any
spills immediately.
WARNING! Exposure Hazard. Wear eye
protection. The fuel system is under
pressure and fuel could spray out when
removing any fuel system component.
72
3JH5E and 4JH5E (Attach to Hull)
1. Close the fuel tank cock.
2. Loosen the drain plug (Figure 10, (1))
3. After draining, tighten the air bleed
4. Be sure to bleed air from the fuel
© 2009 Yanmar Marine International
(1)
Figure 10
of the water separator and drain off any
water or dirt collected inside. Dispose of
the collected water and dirt properly.
NOTICE: ALWAYS be environmentally
responsible.
screw (Figure 10, (2)).
system. See Bleeding the Fuel System
on page 35.
JH Series Operation Manual
(2)
0004564