2006 YAMAHA TTR50 fuse

SPEC
2 - 15
Spring force 3.92 ~ 5.88 N
(400 ~ 600 g, 14.1 ~ 21.2 oz)3.92 N
(400 g,
14.1 oz)
Commutator diameter 17.6 mm (0.69 in) 16.6 mm (0.65 in)
Mica undercut (depth) 1.35 mm (0.05 in) ----
Starter relay: Model/manufacturer ACA12115-1/NAis ----
Amperage rating 30 A ----
Coil winding resistance 72.00 ~ 88.00 Ω at 20 °C (68 °F) ----
Fuse (amperage × quantity):
Main fuse 10 A × 1 ----
Reserve fuse 10 A × 1 ----
Item Standard Limit
MAINTENANCE SPECIFICATIONS

2 - 9
SPEC
Carburateur:Marque d ’identification 1P61 00 ----
Gicleur principal (M.J) N °62,5 ----
Diffuseur (N.J) E-2M ----
Gicleur d ’air principal (M.A.J.) ø 1,4 ----
Aiguille (J.N.) 4DL22-1 ----
Echancrure (C.A) 2,5 ----
Orifice de d éversement du circuit
de ralenti (P.O) ø
0,8 × 1,5 ----
Gicleur de ralenti (P.J) N °12,5 ----
Taille du si ège de soupape (V.S) ø 1,2 ----
Gicleur de starter 1 (G.S.1) N °20 ----
Gicleur de starter 2 (G.S.2) ø 0,6 ----
Hauteur du flotteur (F.H) 18,5 mm (0,73 in) ----
Niveau de carburant (F.L) 2,0 à 3,0 mm (0,08 à 0,12 in) ----
R égime de ralenti 1.600 à 1.800 tr/mn ----
Syst ème de lubrification:
Type de filtre à huile Type de tamis ----
Type de pompe à huile Type trocho ïde ----
Jeu entre rotors int érieur et ext érieur 0,15 mm ou moins
(0,0061 in ou moins) 0,20 mm
(0,0079 in)
Jeu entre rotor ext érieur et corps de pompe à
huile 0,07 mm
(0,0028 in)0,15 mm
(0,0059 in)
Jeu entre corps de pompe à huile et rotors int é-
rieur et ext érieur 0,06
à 0,10 mm
(0,0024 à 0,0039 in) 0,17 mm
(0,0067 in)
El
ément Standard Limite
CARACTERISTIQUES D ’ENTRETIEN

3 - 30
INSPADJBATTERY INSPECTION AND CHARGING/
FUSE INSPECTION
6. Install:
Battery
 Battery band
7. Check: Battery terminals
Dirt → Clean with a wire brush.
Loose connection → Connect properly.
8. Lubricate: Battery terminal
9. Connect: Battery lead coupler
(to the battery terminals)
10. Install:
Battery cover
 Seat assembly
Recommended lubricant:
Lithium soap base grease
FUSE INSPECTION
CAUTION:
To avoid a short circuit, always set the
main switch to “OFF ” when checking or
replacing a fuse.
1. Remove:
Seat assembly
 Battery cover
Refer to “FRONT FENDER, SEAT
ASSEMBLY AND FUEL TANK ” section in
the CHAPTER 4.
2. Disconnect: Battery lead coupler 1
(from the battery terminals)
NOTE:
Push down on the tab a, and then remove the
battery lead coupler.
1
a

3 - 31
INSPADJ
FUSE INSPECTION
3. Check:
Continuity
2 Reserve fuse
Checking steps:

Remove the fuse 1
.
 Connect the pocket tester to the fuse and
check the continuity.
NOTE:
Set the pocket tester selector to “Ω × 1 ”.
Pocket tester:
YU-03112-C/90890-03112
 If the pocket tester indicates “∞ ”, replace
the fuse.
1 2
4. Replace:
Blown fuse
WARNING
Never use a fuse with an amperage rating
other than that specified. Improvising or
using a fuse with the wrong amperage rat-
ing may cause extensive damage to the
electrical system, cause the starting and
ignition systems to malfunction and could
possibly cause a fire.
5. Connect:
Battery lead coupler
(to the battery terminals)
6. Install: Battery cover
 Seat assembly
Replacement steps:

Set the main switch to “OFF ”.
 Install a new fuse of the correct amperage.
 Set on the switches to verify if the electri-
cal circuit is operational.
 If the fuse immediately blows again, check
the electrical circuit.
Items Amperage
rating Q
’ty
Main fuse 10 A 1

6 - 1
–+ELEC
345
6
78
\b0
B\f
2
1
ELECTRICAL COMPONENTS AND WIRING DIAGRAM
EC600000
ELECTRICAL
EC610000
ELECTRICAL COMPONENTS AND WIRING DIAGRAM
EC611000
ELECTRICAL COMPONENTS
1 Thermo switch
2 Main switch
3 Engine stop switch
4 Ignition coil
5 Ground lead
6 Fuse
7 Battery
8 CDI unit
9 Starter relay 0
Rectifier/regulator
A Neutral switch
B AC magneto
C Carburetor heater
D Start switch
E Spark plug
F Starter motorCOLOR CODE
B ...................... Black
Br .................... Brown
O ..................... Orange
R ..................... Red
Sb .................... Sky blue
W ..................... White
Y ...................... Yellow
EC612000
WIRING DIAGRAM
R
WR
W
BL /WSb B
RW
W
W
OO
B
B
Y /R
R
W
B
R
Y /RY /R
Y
ON
OFF
OFF ON
Y
B
BY
/RRB
SbY /RR B
W
B
B
RBrR
Br
R
/WBr
R /W
L /W
OFF
RUN
Sb
BrBr
Sb
WBY
/RW SbY
B
B
B
RR
RR
R
R
R
/W
L /W
RRRB
R /W
L
/WR
R
RR
B Br
BO
R
WB
\f
2 8
4
E
1
C
D
0
63
\b F
5 7
Br
L/W .................. Blue/White
R/W .................. Red/White
Y/R ................... Yellow/Red
E
F
D
C

–+ELEC
6 - 6
ELECTRIC STARTING SYSTEM
INSPECTION STEPS
If the starter motor will not operate, use the following inspection steps.
*1 marked: Refer to “FUSE INSPECTION ” section in the CHAPTER 3.
*2 marked: Refer to “BATTERY INSPECTION AND CHARGING ” section in the CHAPTER 3.
*3 marked: Refer to “MAIN SWITCH INSPECTION ” section.
*4 marked: Refer to “ENGINE STOP SWITCH INSPECTION ” section.
NOTE:
 Remove the following parts before inspection.
1) Seat assembly
2) Air scoops (left and right)
3) Fuel tank
Refer to “FRONT FENDER, SEAT ASSEMBLY AND FUEL TANK ” section in the CHAPTER 4.
 Use 12 V battery in this inspection.
 Use the following special tools in this inspection.
Pocket tester:
YU-03112-C/90890-03112
*1 Check fuse. Replace fuse and
check wire harness.
*2 Check battery. Recharge or replace.
Check each coupler and wire connection. Repair or replace.
*3 Check main switch. Replace. *4 Check engine stop switch. Replace.
Check starter motor operation. Repair or replace.
Check starter relay. Replace.
Check neutral switch. Replace. Check start switch. Replace.
OK
OK
OK
OK
OK
OK
OK
OK
No good
No good
No good
No good
No good
No good
ELECTRIC STARTING SYSTEM
No good
No good
No good

–+ELEC
6 - 14
CHARGING SYSTEM
EC680000
CHARGING SYSTEM
EC681001
INSPECTION STEPS
If the battery is not charged, use the following inspection steps.
*1 marked: Refer to “FUSE INSPECTION ” section in the CHAPTER 3.
*2 marked: Refer to “BATTERY INSPECTION AND CHARGING ” section in the CHAPTER 3.
NOTE:
 Remove the following parts before inspection.
1) Seat assembly
Refer to “FRONT FENDER, SEAT ASSEMBLY AND FUEL TANK ” section in the CHAPTER 4.
 Use the following special tool in this inspection.
Pocket tester:
YU-03112-C/90890-03112
*1 Check fuse. Replace fuse and
check wire harness.
*2 Check battery. Recharge or replace.
Check each coupler and wire connection. Repair or replace.
Check charging voltage. Charging system is
good.
Check AC magneto. Charging coil Replace.
Replace rectifier/regulator.
OK
OK
OK
No good
OK
No good
OK
No good
No good
No good