Yamaha EF4000DE - Manual (Page 40)

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779-033a
779-034a
763-083a
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e r
763-059
AE00895
FUSE REPLACEMENT
(for EF4000DE/EF5200DE/EF6600DE/YG6600DE)
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Be sure to use specified fuse. A wrong fuse will
cause electrical system damage and A FIRE HAZ-
ARD.
c C
Be sure the engine switch is turned off to prevent
accidental short circuiting.
1. Loosen the control panel screws and then remove
the control panel.
2. Replace the blown fuse with one of proper amper-
age.
NOTE:
If the fuse immediately blows again, consult a Yamaha
dealer.
AE00501
G.F.C.I. RECEPTACLE TEST
(for YG4000D/YG5200D/YG6600D/YG6600DE)
1. Start the engine.
2. Turn the AC switch (N.F.B.) to the “ON” position.
3. Press the test button 1, then check the position of
the reset button 2.
4. If G.F.C.I. operation is correct, push in the reset
button.
If the G.F.C.I. operates incorrectly, consult a
Yamaha dealer.
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Do not operate the generator with a faulty G.F.C.I.
circuit. Electric shock could occur. Have the gen-
erator repaired by a qualified mechanic.
Specified fuse: 10A
G.F.C.I. Reset
G.F.C.I. Receptacle
Button Position
Operation
after Test
Pop Out 3 Correct
Stay In 4 Incorrect
7WV-9-11 B 10/15/03 3:50 PM Page 35