![Yamaha YQ50 AEROX (1997) [181/192] Cooling system](/img/pdf.png)
Yamaha YQ50 AEROX (1997) [181/192] Cooling system
![Yamaha YQ50 AEROX (1997) [181/192] Cooling system](/views2/1121366/page181/bgb5.png)
ELEC
8-31
COOLING SYSTEM
MEETS
SPECIFICATION
MEETS
SPECIFICATION
Pocket tester :
90890-03112
Fuse defect ➞ Replace.
2. Battery
• Check the condition of the battery.
Refer to “BATTERY INSPECTION” in
CHAPTER 3.
Battery voltage :
12.8 V or more at 20
°C (68°F)
TROUBLESHOOTING
WATER TEMPERATURE METER DOES NOT MOVE, WHEN THE ENGINE IS WARM.
NOTE :
Remove the following parts before proceeding with the troubleshooting:
• Side covers and footrest board
• Handlebar cover
For accurate troubleshooting use the following special tools :
1. Fuse
• Remove the fuse.
• Connect the pocket tester (Ω x 1) to the fuse.
• Check the fuse for continuity.
Refer to “FUSE INSPECTION” in Chapter 3.
3. Main switch
• Disconnect the main switch from the wire
harness.
• Turn the main switch to “✱”.
• Check for continuity between :
Red Q and Gray E
• Turn the main switch to “ON”.
• Check for continuity between :
Red Q and Brown W
DOES NOT MEET SPECIFICATION
Main switch defect ➞ Replace.
DOES NOT MEET SPECIFICATION
• Clean battery terminals.
• Charge or replace the battery.
NO CONTINUITY
RBBWBW
BWBW
LOCKLOCK
ON ON
CHECKCHECK
OFF OFF
BrBr GyGy
BrBr
GyGy
B
R
햲
햴
햳
CONTINUITY
Содержание
- Caution 3
- Notice 3
- How to use this manual 4
- Chas carb 5
- Gen info 5
- Illustrated symbols 5
- Insp adj 5
- Trbl shtg 5
- Carburetion 6
- Chassis 6
- Cooling system 6
- Electrical 6
- Engine overhaul 6
- General information 6
- Periodic inspection and adjustment 6
- Specifications 6
- Troubleshooting 6
- Chapter 1 general information 8
- Gen info 8
- General information 8
- Gen info 9
- General information 9
- Scooter identification 9
- Gen info 10
- Important information 10
- Gen info 11
- Important information 11
- Gen info 12
- Special tools 12
- Gen info 13
- Special tools 13
- Chapter 2 specifications 15
- Specifications 15
- General specifications 16
- Liquid cooled 2 stroke gasoline torque induction 16
- Specifications 16
- General specifications 17
- General specifications 18
- Maintenance specifications 19
- Maintenance specifications 20
- Maintenance specifications 21
- Maintenance specifications 22
- Cable routing 23
- E g e j 23
- Cable routing 24
- Cable routing 25
- Cable routing 26
- Cable routing 27
- Chapter 3 periodic inspection and adjustment 29
- Chk adj 29
- Periodic inspection and adjustment 29
- Insp adj 30
- Introduction 30
- Introduction periodic maintenance lubrication intervals 30
- Periodic inspection and adjustment 30
- Periodic maintenance lubrication intervals 30
- This chapter includes all information necessary to perform recommended inspections and adjustments these preventive maintenance procedures if followed will ensure more reliable vehicle operation and a longer service life the need for costly overhaul work will be greatly reduced this information applies to vehicles already in service as well as new vehicles that are being prepared for sale all service technicians should be familiar with this entire chapter 30
- Insp adj 31
- Periodic maintenance lubrication intervals 31
- Covers 32
- Insp adj 32
- Covers 33
- Insp adj 33
- Covers 34
- Insp adj 34
- Covers 35
- Insp adj 35
- Covers 36
- Insp adj 36
- Covers 37
- Insp adj 37
- Covers 38
- Insp adj 38
- Covers 39
- Insp adj 39
- Engine 40
- Engine idle speed adjustment 40
- Insp adj 40
- Engine idle speed adjustment throttle cable free play adjustement 41
- Insp adj 41
- Warning 41
- Insp adj 42
- Spark plug inspection 42
- Autolube pump air bleeding 43
- Insp adj 43
- Caution 44
- Engine oil level inspection 44
- Insp adj 44
- Insp adj 45
- Transmission oil replacement 45
- Coolant level inspection coolant replacement 46
- Insp adj 46
- Coolant replacement 47
- Insp adj 47
- Air cleaner element cleaning 48
- Caution 48
- Insp adj 48
- Exhaust pipe assembly and adjustment 49
- Insp adj 49
- Nm 0 5 m kg 49
- Nm 0 m kg 49
- Nm 2 m kg 49
- Chassis 50
- Front brake lever free play adjustement rear brake lever free play adjustement brake pad inspection 50
- Insp adj 50
- Brake fluid level inspection 51
- Caution 51
- Insp adj 51
- Air bleeding hydraulic brake system steering head adjustement 52
- Insp adj 52
- Air bleeding hydraulic brake system steering head adjustement 53
- Insp adj 53
- Insp adj 54
- Tire inspection wheel inspection cable inspection and lubrication 54
- Warning 54
- Cable inspection and lubrication front fork inspection rear shock absorber 55
- Insp adj 55
- Battery inspection 56
- Electrical 56
- Insp adj 56
- Battery inspection fuse inspection 57
- Insp adj 57
- Warning 57
- Fuse inspection headlight beam adjustement headlight lens replacement 58
- Insp adj 58
- Headlight lens replacement headlight bulb replacement 59
- Insp adj 59
- Chapter 4 engine overhaul 61
- Engine overhaul 61
- Engine overhaul 62
- Engine removal 62
- Engine removal 63
- Engine removal 64
- Engine disassembly 65
- Caution 66
- Engine disassembly 66
- Engine disassembly 67
- Engine disassembly 68
- Engine disassembly 69
- Engine disassembly 70
- Caution 71
- Engine disassembly 71
- Inspection and repair 72
- Inspection and repair 73
- Inspection and repair 74
- Inspection and repair 75
- Inspection and repair 76
- Inspection and repair 77
- Inspection and repair 78
- Inspection and repair 79
- Inspection and repair 80
- Engine assembly and adjustment 81
- Engine assembly and adjustment 82
- Engine assembly and adjustment 83
- Engine assembly and adjustment 84
- Engine assembly and adjustment 85
- Engine assembly and adjustment 86
- Engine assembly and adjustment 87
- Engine assembly and adjustment 88
- Engine assembly and adjustment 89
- Engine assembly and adjustement 90
- Engine assembly and adjustment 91
- Engine assembly and adjustment 92
- Engine assembly and adjustement 93
- Engine assembly and adjustement 94
- Engine assembly and adjustement 95
- Engine assembly and adjustement 96
- Engine assembly and adjustment 97
- Engine assembly and adjustement 98
- Engine assembly and adjustement 99
- Engine assembly and adjustement 100
- Engine assembly and adjustement 101
- Chapter 5 cooling system 103
- Cooling system 103
- Cooling system 104
- Nm 0 m kg 104
- Nm 1 m kg 104
- Cooling system 105
- Cooling system 106
- Nm 0 5 m kg 106
- Nm 0 m kg 106
- Caution 107
- Cooling system 107
- Cooling system 108
- Nm 1 m kg 108
- Cooling system 109
- Carburetion 111
- Chapter 6 carburetion 111
- Carburetor 112
- Carburetor 113
- Carburetor 114
- Carburetor 115
- Carburetor 116
- Carburetor 117
- Fuel cock 118
- Fuel cock fuel filter cleaning reed valve 118
- Reed valve 118
- Reed valve 119
- Reed valve 120
- Chapter 7 chassis 122
- Chassis 122
- Chassis 123
- Front wheel 123
- Front wheel 124
- Front wheel 125
- Front brake 126
- Front brake 127
- Front brake 128
- Front brake 129
- Front brake 130
- Warning 130
- Front brake 131
- Front brake 132
- Caution 133
- Front brake 133
- Front brake 134
- Nm 12 m kg 135
- Nm 2 m kg 135
- Nm 4 m kg 135
- Rear wheel 135
- Rear wheel 136
- Rear wheel 137
- Rear wheel 138
- Front fork 139
- Front fork 140
- Warning 140
- Front fork 141
- Front fork 142
- Front fork 143
- Steering head and handlebar 144
- Steering head and handlebar 145
- Steering head and handlebar 146
- Steering head and handlebar 147
- Warning 147
- Steering head and handlebar 148
- Chapter 8 electrical components 150
- Electrical components 150
- Electrical system 151
- Electrical components q main switch w flasher relay e horn r rectifier regulator 152
- Electrical system 152
- B r b w 153
- Br w br 153
- Check check 153
- Circuit diagram 153
- Lock lock 153
- Low low 153
- Off off 153
- Yb yb lr l 153
- Circuit diagram 154
- B r b w 155
- Br w br 155
- Check check 155
- Ignition and starting system 155
- Lock lock 155
- Low low 155
- O fuse p battery starter switch main switch y front stop switch u rear stop switch 155
- Off off 155
- Q spark plug w ignition coil e cdi magneto r cdi unit u starter motor i starter relay 155
- Yb yb lr lr l 155
- Ignition and starting system 156
- Ignition and starting system 157
- Ignition and starting system 158
- Ignition and starting system 159
- Ignition and starting system 160
- Ignition and starting system 161
- Ignition and starting system 162
- B r b w 163
- Br w br 163
- Charging system 163
- E cdi magneto t rectifier regulator o fuse p battery 163
- Low low 163
- Wiring diagram 163
- Yb lr l 163
- Charging system 164
- Charging system 165
- B r b w 166
- Circuit diagram 166
- E cdi magneto y dimmer switch q lighting switch w high beam indicator e head light 166
- Lighting system 166
- R meter light t tail stop light l position light resistor 166
- Yb lr l 166
- Lighting system 167
- Lighting system 168
- Lighting system 169
- Lighting system 170
- B r b w 171
- Check check 171
- Lock lock 171
- Low low 171
- O fuse p battery main switch t tail stop light i flasher relay o flasher switch p flasher indicator rear flasher light left front flasher light left a front flasher light right 171
- Off off 171
- S rear flasher light right d horn f horn switch g oil lever indicator h oil lever gauge j fuel meter k sender a water temperature indicator s water sender 171
- Signal system 171
- Wiring diagram 171
- Yb yb lr lr l 171
- Signal system 172
- Signal system 173
- Signal system 174
- Signal system 175
- Signal system 176
- Signal system 177
- Signal system 178
- Signal system 179
- B r b w 180
- Br w br 180
- Check check 180
- Cooling system 180
- Lock lock 180
- Low low 180
- O fuse p battery main switch a water temperature indicator s water sender 180
- Off off 180
- Wiring diagram 180
- Yb yb lr lr l 180
- Cooling system 181
- Cooling system 182
- Chapter 9 troubleshooting 184
- Trbl shtg 184
- Troubleshooting 184
- Starting failure hard starting 185
- Trbl shtg 185
- Troubleshooting 185
- Poor idle speed performance 186
- Starting failure hard starting poor idle speed performance 186
- Trbl shtg 186
- Faulty automatic v belt type 187
- Poor medium and high speed performance 187
- Poor medium and high speed performance faulty automatic 187
- Trbl shtg 187
- Faulty automatic over heating or over cooling 188
- Over heating or over cooling 188
- Trbl shtg 188
- Faulty brake 189
- Improper kicking 189
- Improper kicking faulty brake 189
- Trbl shtg 189
- Front fork oil leakage and front fork malfunction 190
- Front fork oil leakage and front fork malfunction instable handling 190
- Instable handling 190
- Trbl shtg 190
- Faulty signal and lighting system 191
- Trbl shtg 191
- Q handlebar switch right w start switch e light switch r resistor t main switch y ignition coil u spark plug i rectifier regulator o fuel lever sender p oil lever switch water temp sender rear flasher right q tail brake light w rear flasher left e fuse r starter motor t starter relay y battery u cdi unit i cdi magneto o horn p rear brake switch front brake switch left a turn switch s horn switch d hi lo switch f flasher relay g front flasher left h auxiliary light j head light k turn indicator light l oil warning light high beam indicator light a meter light s fuel meter d water temperature gauge f front flasher light right g water temp warning light h tachometer 192
- R t y u 192
- W e r t y u i o p 192
- Wiring diagram 192
- Yq50 wiring diagram 192
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