Yamaha Waverunner 3 Manual

2-20
ESPECCABLE AND HOSE ROUTING
5
2
A 0
H
B
C
8
D E F G 2 08
1 2 5 9 28
67
46 5 4
3 2
1
È7
1Cooling water hose (cooling water inlet)
2Bilge hose 1
3Electric bilge pump
4Bilge hose 4
5Cooling water hose (from thermostat)
6Bilge hose 3
7Bilge hose 2
8Cooling water hose (from exhaust pipe)
9Electrical box
0QSTS cableABattery positive lead
BSpeed sensor lead
CElectric bilge pump lead
DBilge strainer
EBattery negative lead
FSteering cable
GShift cable
HFlushing hose
ÈPass the QSTS cable between in bilge hose. 

2-21
ESPECCABLE AND HOSE ROUTING
BC
FE
A
D-D
Î
Ï Ë Ë Ë
Ë Ê
È
ÉÕ
Ö× Ì
Ð
Ì
Ó
Ø
Ð
ÔÌÊ
Ò
ÒÑ ÐË
C
A
F
E
B
2
45
3
1
1
D
D
Í
1Thermostat
2Pressure control valve
3Cooling water hose (cooling water inlet)
4Battery negative lead
5Breather hose
ÈTo cooling water pilot outlet on starboard side
ÉTo cooling water outlet on starboard side of
stern
ÊTo pressure control valveËFrom exhaust manifold
ÌTo install the hose, align the white paint mark on
the cooling water hose with the projection of
hose joint.
ÍInsert the...

2-22
ESPECCABLE AND HOSE ROUTING
BC
FE
A
D-D
Î
Ï Ë Ë Ë
Ë Ê
È
ÉÕ
Ö× Ì
Ð
Ì
Ó
Ø
Ð
ÔÌÊ
Ò
ÒÑ ÐË
C
A
F
E
B
2
45
3
1
1
D
D
Í
ÒTo exhaust pipe
ÓTo install the hose, align the white paint mark on
the cooling water hose with the parting line on
the hose joint.
ÔFasten the cooling water hose and battery nega-
tive lead. Slide the tie in the direction shown.
ÕBundle the cooling water pilot outlet hose and
cooling water hose, and then fasten them
together with the oil tank boss with a plastic
locking tie.ÖBundle the...

2-23
ESPECCABLE AND HOSE ROUTING
BA
A
A-AB
3 4 5 6
A
1
1 7 890
21 Ë
ÊÉ
È
1Wire harness
2Ground lead
3Wire harness coupler
4Cam position sensor coupler
5Thermoswitch (exhaust)
6Thermoswitch (exhaust) coupler
7Oil pressure switch coupler
8Pulser coil coupler
9Thermoswitch (engine) coupler
0Lighting coil couplerAOil pressure switch lead
ÈTo electrical box
ÉTo cam position sensor
ÊTo oil pressure switch
ËTo engine temperature sensor 

2-24
ESPECCABLE AND HOSE ROUTING
B
D
A
A
1
2
4
375
6
098
A-A
Ê
É
È
Ë
Ì Í
Î
Ï
Ð
ÑÎÏ
1Engine temperature sensor coupler
2Lighting coil coupler
3Pulser coil coupler
4Thermoswitch (engine) coupler
5Thermoswitch (engine)
6Starter motor
7Engine temperature sensor
8Engine temperature sensor lead
9Thermoswitch (engine) lead
0Lighting coil lead 

2-25
ESPECCABLE AND HOSE ROUTING
B
D
A
A
1
2
4
375
6
098
A-A
Ê
É
È
Ë
Ì Í
Î
Ï
Ð
ÑÎÏ
ÈTo generator
ÉTo engine temperature sensor
ÊTo thermoswitch (engine)
ËTo thermoswitch (engine) coupler
ÌTo engine temperature sensor coupler
ÍRoute the starter motor lead to the outside of the
engine temperature sensor.
ÎTo starter relay
ÏTo battery negative terminalÐRoute the starter motor and battery negative
leads behind the cooling water hose.
ÑRoute the starter motor lead over the cooling
water hose. 

E
INSP
ADJ
1
2
3
4
5
6
7
8
9
CHAPTER  3
PERIODIC INSPECTION AND ADJUSTMENT
MAINTENANCE INTERVAL CHART .............................................................. 3-1
PERIODIC SERVICE ....................................................................................... 3-2
CONTROL SYSTEM ................................................................................. 3-2
Steering master inspection.................................................................. 3-2
Steering cable inspection and...

3-1
E
INSP
ADJ
MAINTENANCE INTERVAL CHART
MAINTENANCE INTERVAL CHART
The following chart should be considered strictly as a guide to general maintenance intervals.
Depending on operating conditions, the intervals of maintenance should be changed. 
(

) This mark indicates maintenance that you may do yourself.
(❍
) This mark indicates work to be done by a Yamaha dealer.
*1: Grease capacity: 33.0–35.0 cm
3 (1.11–1.18 oz)
*2: Grease capacity: 6.0–8.0 cm3 (0.20–0.27 oz)
MAINTENANCE INTERVAL INITIALTHEREAFTER...

3-2
E
INSP
ADJ
CONTROL SYSTEM
PERIODIC SERVICE
CONTROL SYSTEM
Steering master inspection
1. Inspect:
Steering master
Excessive play →
 Replace the steering
master.
Refer to “STEERING MASTER” in
Chapter 8. 
Inspection steps:
Move the handlebar up and down and
back and forth.
Check the excessive play of the handle-
bar.
Steering cable inspection and adjustment
1. Inspect:
Jet thrust nozzle clearance a
, b
 
Difference →
 Adjust.
2. Adjust:
Steering cable joint 
(steering master end) Inspection steps:...

3-3
E
INSP
ADJ
CONTROL SYSTEM
NOTE:
If the steering cable cannot be properly
adjusted by the cable joint at the steering mas-
ter end, adjust the cable joint at the jet pump
end so that the same clearances are obtained.
Refer to “REMOTE CONTROL CABLES AND
SPEED SENSOR LEAD” in Chapter 8.
 WARNING
The cable joint must be screwed in more
than 8 mm (0.31 in).
Connect the cable joint and tighten the
locknut.
T R..
Locknut:
6.4 N  m (0.64 kgf  m, 4.6 ft  lb)
Throttle cable inspection and adjustment
NOTE:...