Yamaha MT 10 2016, Service Manual

Page: 161 / 658

PERIODIC MAINTENANCE
3-29
switch) “2”
•
Oil pressure switch joint bolt “3”
EAS30811
CHECKING THE COOLANT LEVEL
1. Stand the vehicle on a level surface.
TIP
•
Place the vehicle on a maintenance stand.
•
Make sure the vehicle is upright.
2. Check:
• Coolant level
The coolant level should be between the
maximum level mark “a” and minimum level
mark “b”.
Below the minimum level mark

Add the
recommended coolant to the proper level.
NOTICE
ECA21281
• Adding water instead of coolant dilutes the
antifreeze concentration of the coolant. If
water is used instead of coolant; check,
and if necessary, correct the antifreeze
concentration of the coolant.
• Use only distilled water. However, if dis-
tilled water is not available, soft water may
be used.
3. Start the engine, warm it up for several min-
utes, and then turn it off.
4. Check:
• Coolant level
TIP
Before checking the coolant level, wait a few
minutes until it settles.
EAS30812
CHECKING THE COOLING SYSTEM
1. Check:
•
Radiator “1”
• Radiator inlet hose “2”
•
Radiator outlet hose “3”
• Water pump inlet pipe “4”
•
Water pump outlet pipe “5”
• Oil cooler “6”
•
Oil cooler outlet hose “7”
• Oil cooler inlet hose “8”
Cracks/damage

Replace.
Refer to “RADIATOR” on page 6-1, “OIL
COOLER” on page 6-4, “THERMOSTAT” on
page 6-6 and “WATER PUMP” on page 6-9.
EAS30813
CHANGING THE COOLANT
1. Remove:
• Radiator cap bolt “1”
•
Radiator cap “2”
WARNING
EWA13030
A hot radiator is under pressure. Therefore,
do not remove the radiator cap when the en-
gine is hot. Scalding hot fluid and steam may
be blown out, which could cause serious in-
jury. When the engine has cooled, open the
radiator cap as follows:
Place a thick rag or a towel over the radiator
Oil pressure switch joint bolt
10 N·m (1.0 kgf·m, 7.2 lb·ft)
T
R
.
.
1
2
3
a
b
1
2
3
4
5
6
8
7