Yamaha Nmax 125 Manual

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PERIODIC MAINTENANCE AND ADJUSTMENT
6-14
Cleaning the V-belt case air filter
element
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1. V-belt air filter case cover
2. Screw1. Remove the V-belt air filter casecover by removing the screws.
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1. Air filter element holder
2. Screw
2. Remove the filter element holder byremoving the screw.
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1. Air filter element3. Pull the air filter element out, andthen clean it with solvent. After
cleaning, remove the remaining
solvent by squeezing the element.
WARNING! Use only a...

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EAU21382
Checking the throttle cable
free play
1
1. Throttle cable free playThe throttle cable free play should mea-
sure 3~5 mm (0.12~0.20 in) at the
throttle grip. Periodically check the
throttle cable free play and, if necessary,
have a Yamaha dealer adjust it.
Engine idling speed, checking
Throttle cable free play, checking
Valve clearance
EAU21401
Valve clearanceThe valve clearance changes with use,
resulting in improper...

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Tires
EAUT1702
TiresTo maximize the performance, durabil-
ity, and safe operation of your scooter,
note the following points regarding the
specified tires.
Tire air pressure
The tire air pressure should be checked
and, if necessary, adjusted before each
ride.
EWA10501
WARNING
Operation of this vehicle with im-
proper tire pressure may cause se-
vere injury or death from loss of con-
trol.8
8 8
8
8 The tire air pressure must be...

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the local regulations.Tire information
This scooter is equipped with cast
wheels and tubeless tires with valves.
EWA10590
WARNING
Operating the scooter with exces-
sively worn tires decrease riding sta-
bility and can lead to loss of control.
Have excessively worn tires replaced
by a Yamaha dealer immediately.
Brakes, tires, and related wheel parts
replacement should be left to a
Yamaha Service Technician.After extensive tests,...

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EAU37912
Checking the front brake
lever free play
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1. Front brake leverThere should be no free play at the brake
lever end. If there is free play, have a
Yamaha dealer inspect the brake sys-
tem.
EWA14211
WARNING
A soft or spongy feeling in the brake
lever can indicate the presence of air
in the hydraulic system. If there is air
in the hydraulic system, have a
Yamaha dealer bleed the system be-
fore operating the vehicle. Air in...

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(a)(b)
1. Adjusting nutTo increase the brake lever free play,
turn the adjusting nut at the brake shoe
plate in direction (a). To decrease the
brake lever free play, turn the adjusting
nut in direction (b).
EWA10650
WARNING
If proper adjustment cannot be ob-
tained as described, have a Yamaha
dealer make this adjustment.
6-19
Brake pads and shoes, checking
EAU22380
Checking the front brake
pads and rear brake shoesThe front brake pads...

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that the wear indicator reaches the wear
limit line, have a Yamaha dealer replace
the brake shoes as a set.
EAU32344
Checking the brake fluid level
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1. Minimum level markInsufficient brake fluid may allow air to
enter the brake system, possibly caus-
ing it to become ineffective.
Before riding, check that the brake fluid
is above the minimum level mark and
replenish if necessary. A low brake fluid
level may indicate worn brake...

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mal for the brake fluid level to
gradually go down. However, if the
brake fluid level goes down sud-
denly, have a Yamaha dealer check
the cause.
6-21
EAU22721
Changing the brake fluidHave a Yamaha dealer change the brake
fluid at the intervals specified in the TIP
after the periodic maintenance and lu-
brication chart. In addition, have the oil
seals of the brake master cylinder and
caliper as well as the brake hose re-
placed at the...

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Throttle grip and cable, checking and lubricating
Brake levers, lubricating
Centerstand and sidestand, checking and lubricating
EAU23111
Checking and lubricating the
throttle grip and cableThe operation of the throttle grip should
be checked before each ride. In addi-
tion, the cable should be lubricated at
the intervals specified in the periodic
maintenance chart.
EAU43641
Lubricating the front and rear
brake leversZAUM00**The...

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Front fork, checkinga possible loss of control.Recommended lubricant:Lithium-soap-based grease
EAU23272
Checking the front forkThe condition and operation of the front
fork must be checked as follows at the
intervals specified in the periodic main-
tenance and lubrication chart.
To check the condition
Check the inner tubes for scratches,
damage and excessive oil leakage.
To check the operation
1. Place the vehicle on a level sur-...