Troubleshooting - Yamaha YFM660FS Grizzly 4x4 Supplementary Service Manual

TROUBLESHOOTING

IF THE FAN MOTOR DOES NOT MOVE:
Procedure
Check:
1.Fuse (main)
2.Battery
3.Main switch
4.Fan motor
5.Circuit breaker (fan motor)
NOTE:
Remove the following part(s) before trouble-
G
shooting.
1)Seat
2)Front carrier
3)Front fender
Use the following special tool(s) for trouble-
G
shooting.
EB802011
1.Fuse (main)
Refer to "CHECKING THE SWITCH".
EB802012
2.Battery
Check the battery condition.
G
Refer to "CHECKING THE BATTERY" in
CHAPTER 3.
Open-circuit voltage:
12.8 V or more at 20 °C (68 °F)
3.Main switch
Refer to "CHECKING THE SWITCH".
*
CONTINUITY
CORRECT
CORRECT
9 - 48
COOLING SYSTEM
6.Thermo switch 2
7.Wiring connection
(the entire cooling system)
Pocket tester:
P/N. YU-03112, 90890-03112
NO CONTINUITY
Replace the fuse.
INCORRECT
Clean the battery terminals.
G
Recharge or replace the battery.
G
INCORRECT
Replace the main switch.
– +
ELEC