Yamaha EF4000DE - Manual (Page 31)

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Check fuel hose
9. Fuel Line
for crack or da-
0
mage. *Replace
if necessary.
**Choke lever
10.
for YG4000D Check choke
0
YG5200D operation.
YG6600D
11. Cooling System
Check for fan
0
damage.
12. Starting System
Check recoil
0
starter operation.
13.* **
More frequently
0
Decarbonization
if necessary.
Check the voltage
14. Generation meter indication or 0
pilot light.
G.F.C.I. receptacle
.
for YG4000D Check operation
15. YG5200D *Repair if 0
YG6600D necessary.
YG6600DE
Check all fittings
16*
Fittings/ and fasteners.
0
Fasteners Correct if
necessary.
Check battery fluid
Battery
level. Add distilled 0
for EF4000DE
water.
17. EF5200DE *Check specific
EF6600DE gravity and brea-
YG6600DE ther pipe ope- 0
ration. Correct if
necessary.
No. Item Remarks
Pre-Ope-
ration
check
(daily)
Initial Every
1
month
or 20 Hr
3
months
or 50 Hr
6
months
or 100 Hr
12
months
or 300 Hr






















* : It is recommended that these items be serviced by a Yamaha dealer.
** : Related to emission control system.
c C
Use only Yamaha specified genuine parts for replacement. Ask an authorized
Yamaha dealer for further attention.
7WV-9-11 A 10/16/03 1:29 PM Page 26