2015 YAMAHA NMAX maintenance

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Page 52 of 90

YAMAHA NMAX 2015  Owners Manual Periodic maintenance an d a djustment
6-12
6 mix any chemical additives. Do
not use oils with a d
iesel speci-
fication of “CD” or oils of a hi gh-
er quality than specifie d. In
a ddition,  do no

Page 53 of 90

YAMAHA NMAX 2015  Owners Manual Periodic maintenance an d a djustment
6-13
6
6. Install the final transmission oil
drain bolt and its new gasket, and
then tighten the bolt to the speci-
fied torque.
7. Refill with the specified amou

Page 54 of 90

YAMAHA NMAX 2015  Owners Manual Periodic maintenance an d a djustment
6-14
6 4. Remove the coolant reservoir cov-
er.
5. Remove the coolant reservoir cap, add coolant to the maximum level
mark, and then install the reservoir
cap.  W

Page 55 of 90

YAMAHA NMAX 2015  Owners Manual Periodic maintenance an d a djustment
6-15
6
6. Remove the coolant drain screw
and its O-ring to drain the cooling
system.
7. Remove the coolant drain bolt and its gasket to drain the cooling sys-
tem

Page 56 of 90

YAMAHA NMAX 2015  Owners Manual Periodic maintenance an d a djustment
6-16
6 16. Install the radiator cap, start the
engine, let it idle for several min-
utes, and then turn it off.
17. Remove the radiator cap to check the coolant l

Page 57 of 90

YAMAHA NMAX 2015  Owners Manual Periodic maintenance an d a djustment
6-17
6
b
e operated  without the air filter
element installed , otherwise the
piston(s) an d/or cylin der(s) may
b ecome excessively worn.
[ECA10482]
5. Install t

Page 58 of 90

YAMAHA NMAX 2015  Owners Manual Periodic maintenance an d a djustment
6-18
6
TIPThe air filter element should be wet but
not dripping.5. Insert the element into the V-belt
case.
6. Install the air filter element cover by installing

Page 59 of 90

YAMAHA NMAX 2015  Owners Manual Periodic maintenance an d a djustment
6-19
6
EAU21402
Valve clearanceThe valve clearance changes with use,
resulting in improper air-fuel mixture
and/or engine noise. To prevent this
from occurring, t