Engine YAMAHA XMAX 300 2021 Owner's Manual
[x] Cancel search | Manufacturer: YAMAHA, Model Year: 2021, Model line: XMAX 300, Model: YAMAHA XMAX 300 2021Pages: 114, PDF Size: 4.65 MB
Page 52 of 114

Instrument and control functions
4-25
4
EAU14895
A djustin g the shock a bsorb er 
assem blies
WARNING
EWA10211
Always a djust  both shock ab sorber
assem blies equally, otherwise poor
han dlin g an d loss of sta bility may re-
sult.Each shock absorber assembly is
equipped with a spring preload adjust-
ing ring.NOTICE
ECA10102
To avoi d d amag ing the mechanism,
d o not attempt to turn b eyond the
maximum or minimum setting s.Adjust the spring preload as follows.
Turn the adjusting ring in direction (a)
to increase the spring preload.
Turn the adjusting ring in direction (b)
to decrease the spring preload.
 Align the appropriate notch in the
adjusting ring with the position in-
dicator on the shock absorber.
 Use the spring preload adjusting
tool included in the tool kit to
make this adjustment.
EAU78213
Auxiliary DC jack 
WARNING
EWA14361
To prevent electrical shock or short-
circuitin g, make sure that the cap is
installe d when the auxiliary DC jack
is not  bein g use d.NOTICE
ECA15432
The accessory connecte d to the
auxiliary DC jack shoul d not b e used
with the en gine turne d off, an d the
loa d must never excee d 12 W (1 A),
otherwise the fuse may  blow or the
b attery may d ischarge.This vehicle is equipped with an auxil-
iary DC jack located within storage
compartment A.
A 12-V accessory connected to the
auxiliary DC jack can be used when the
main switch is in the “ON” position and
should only be used when the engine is
running.
To use the auxiliary DC jack
1. Open storage compartment A. (See page 3-9.)
1. Spring preload adjusting ring
2. Special wrench
3. Position indicatorSprin g preloa d setting :
Minimum (soft):
1
Standard: 3
Maximum (hard): 51 2345
2
1
(a)
(b)
3
UBBAE0E0.book  Page 25  Thursday, September 24, 2020  3:19 PM 
Page 53 of 114

Instrument and control functions
4-26
4
2. Turn the main switch off.
3. Remove the auxiliary DC jack cap.
4. Turn the accessory off.
5. Insert the accessory plug into the
auxiliary DC jack.
6. Turn the main switch on, and then start the engine. (See page 6-2.) 7. Turn the accessory on.
EAU15306
Si
destan dThe sidestand is located on the left
side of the frame. Raise the sidestand
or lower it with your foot while holding
the vehicle upright.TIPThe built-in sidestand switch is part of
the ignition circuit cut-off system,
which cuts the ignition in certain situa-
tions. (See the following section for an
explanation of the ignition circuit cut-
off system.)
1. Auxiliary DC jack cap
1. Auxiliary DC jack
11
1. Sidestand switchZAUM0648
1
UBBAE0E0.book  Page 26  Thursday, September 24, 2020  3:19 PM 
Page 55 of 114

Instrument and control functions
4-28
4
Turn the main switch on.
Put the sidestand up.Push the start switch while applying
either of the brake levers. The engine will
start.Put the sidestand down.
If the engine stalls:
The sidestand switch is OK.Place vehicle on centerstand.
WARNING
The vehicle must be placed on the 
centerstand during this inspection.
If a malfunction is found, have the vehicle 
inspected before riding.
UBBAE0E0.book  Page 28  Thursday, September 24, 2020  3:19 PM 
Page 56 of 114

For your safety – pre-operation checks
5-1
5
EAU1559B
Inspect your vehicle each time you use it to make sure the vehicle is in safe operating condition. Always follow the inspection
and maintenance procedures and schedules described in the Owner’s Manual.
WARNING
EWA11152
Failure to inspect or maintain the vehicle properly increases the possibility of an acci dent or equipment  damag e.
Do not operate the vehicle if you fin d any pro blem. If a pro blem cannot  be corrected  b y the proce dures provi ded  in
this manual, have the vehicle inspecte d b y a Yamaha  dealer.Before using this vehicle, check the following points:
ITEM CHECKS PAGE
Fuel • Check fuel level in fuel tank.
• Refuel if necessary.
• Check fuel line for leakage.
• Check fuel tank overflow hose for obstructions, cracks or damage, and check 
hose connection. 4-18, 4-19
En gine oil • Check oil level in engine.
• If necessary, add recommended oil to specified level.
• Check vehicle for oil leakage. 7-10
Final transmission oil • Check vehicle for oil leakage. 7-13
Coolant • Check coolant level in reservoir.
• If necessary, add recommended coolant to specified level.
• Check cooling system for leakage. 7-14
Front  brake • Check operation.
• If soft or spongy, have Yamaha dealer bleed hydraulic system.
• Check brake pads for wear.
• Replace if necessary.
• Check fluid level in reservoir.
• If necessary, add specified brake fluid to specified level.
• Check hydraulic system for leakage. 7-22, 7-23, 7-23
UBBAE0E0.book  Page 1  Thursday, September 24, 2020  3:19 PM 
Page 58 of 114

Operation and important rid ing points
6-1
6
EAU15952
Read the Owner’s Manual carefully to
become familiar with all controls. If
there is a control or function you do not
understand, ask your Yamaha dealer.
WARNING
EWA10272
Failure to familiarize yourself with
the controls can lead  to loss of con-
trol, which coul d cause an acci dent
or injury.
EAU16842
En gine  break-inThere is never a more important period
in the life of your engine than the period
between 0 and 1600 km (1000 mi). For
this reason, you should read the fol-
lowing material carefully.
Since the engine is brand new, do not
put an excessive load on it for the first
1600 km (1000 mi). The various parts in
the engine wear and polish themselves
to the correct operating clearances.
During this period, prolonged full-throt-
tle operation or any condition that
might result in engine overheating
must be avoided.
EAU34323
0–1000 km (0–600 mi)
Avoid prolonged operation above 4500
r/min.  NOTICE:  After 1000 km (600
mi) of operation,  be sure to replace
the en gine oil, final transmission oil
an d the oil filter element.
 [ECA12932]
1000–1600 km (600–1000 mi)
Avoid prolonged operation above 5400
r/min. 1600 km (1000 mi) an
d b eyon d
The vehicle can now be operated nor-
mally.
NOTICE
ECA10311
 Keep the en gine spee d out of
the tachometer red  zone.
 If any en gine trou ble shoul d oc-
cur  during  the en gine  break-in
period , imme diately have a
Yamaha  dealer check the vehi-
cle.
UBBAE0E0.book  Page 1  Thursday, September 24, 2020  3:19 PM 
Page 59 of 114

Operation and important ri din g points
6-2
6
EAU86740
Startin g the en gineThe ignition circuit cut-off system will
enable starting when the sidestand is
be up.
To start the engine1. Turn the main switch on.
2. Confirm the indicator and warning
light(s) come on for a few sec-
onds, and the go off. (See page
4-1.)TIPDo not start the engine if the en-
gine trouble warning light remains
on.
 The ABS warning light should
come on and stay on until the ve-
hicle reaches a speed of 10 km/h
(6 mi/h).NOTICE
ECA24110
If a warnin g or in dicator li ght  does
not work as d escribed  a bove, have a
Yamaha  dealer check the vehicle.3. Close the throttle completely.
4. While applying the front or rear
brake, push the start switch. 5. Release the start switch when the
engine starts, or after 5 seconds.
Wait 10 seconds before pressing
the switch again to allow battery
voltage to restore.
NOTICE
ECA11043
For maximum en gine life, never ac-
celerate har d when the en gine is
col d!
EAUM4280
TIPThis model is equipped with a lean an-
gle sensor to stop the engine in case of
a turnover. In this case, the malfunction
Indicator light will come on but this is
not a malfunction. Turn the vehicle
power off and then back on again to
cancel the Indicator light. Failing to do
so will prevent the engine from starting
even though the engine will crank
when pushing the start switch.
UBBAE0E0.book  Page 2  Thursday, September 24, 2020  3:19 PM 
Page 61 of 114

Operation and important ri din g points
6-4
6
Front
Rear
EAU16821
Tips for re
ducin g fuel con-
sumptionFuel consumption depends largely on
your riding style. Consider the follow-
ing tips to reduce fuel consumption:
 Avoid high engine speeds during
acceleration.
 Avoid high engine speeds with no
load on the engine.
 Turn the engine off instead of let-
ting it idle for an extended length
of time (e.g., in traffic jams, at traf-
fic lights or at railroad crossings).
EAUN1421
Parkin gWhen parking, turn the vehicle power
off, and then turn the smart key off.TIPEven when the vehicle is parked in a lo-
cation partitioned by a fence or the
glass window of a shop, if the smart
key is within operating range, other
people will be able to start the engine
and operate the vehicle. Please turn
the smart key off when leaving the ve-
hicle. (See page 3-5.)If the sidestand is lowered when the
engine is running, the engine will stop
and the beeper will sound for approxi-
mately 1 minute. To stop the beeper,
turn the vehicle power off or raise the
sidestand.TIPBefore leaving the vehicle, be sure
to turn the main switch to “OFF”
or “ ”. Otherwise, the battery may
discharge.
 The sidestand alarm beeper can
be set to not activate. Please con-
tact your Yamaha dealer.
UBBAE0E0.book  Page 4  Thursday, September 24, 2020  3:19 PM 
Page 64 of 114

Periodic maintenance an d a djustment
7-2
7
EAU17303
Emission controls not only function to
ensure cleaner air, but are also vital to
proper engine operation and maximum
performance. In the following periodic
maintenance charts, the services relat-
ed to emissions control are grouped
separately. These services require
specialized data, knowledge, and
equipment. Maintenance, replace-
ment, or repair of the emission control
devices and systems may be per-
formed by any repair establishment or
individual that is certified (if applicable).
Yamaha dealers are trained and equipped to perform these particular
services.
EAU85230
Tool kitThe tool kit is in the location shown.
The information included in this manual
and the tools provided in the tool kit are
intended to assist you in the perfor-
mance of preventive maintenance and
minor repairs. However, a torque
wrench and other tools are necessary
to perform certain maintenance work
correctly.TIPIf you do not have the tools or experi-
ence required for a particular job, have
your Yamaha dealer perform it for you.1. Tool kit
1
UBBAE0E0.book  Page 2  Thursday, September 24, 2020  3:19 PM 
Page 65 of 114

Periodic maintenance an d a djustment
7-3
7
EAU71033
Perio dic maintenance chartsTIP Items marked with an asterisk should be performed by your Yamaha dealer because these items require special tools,
data, and technical skills.
 From 50000 km (30000 mi), repeat the maintenance intervals starting from 10000 km (6000 mi).
 The annual checks must  be performe d every year, except if a  distance- based  maintenance is performe d in-
stea d.
EAU71051
Perio dic maintenance chart for the emission control systemNO. ITEM CHECK OR MAINTENANCE JOB ODOMETER READING
ANNUAL 
CHECK
1000 km 
(600 mi) 10000 km 
(6000 mi) 20000 km 
(12000 mi) 30000 km 
(18000 mi) 40000 km 
(24000 mi)
1 *Fuel line • Check fuel hoses for cracks or 
damage.
• Replace if necessary. √√√√√
2 *Spark plu g • Check condition.
• Adjust gap and clean.
√√
•Replace. √√
3 *Valve clearance • Check and adjust. Every 20000 km (12000 mi)
4 *Fuel injection • Check engine idle speed. √√√√√√
5 *Exhaust system • Check for leakage.
• Tighten if necessary.
• Replace gasket if necessary. √√√√√
6 *Evaporative emis-
sion control system • Check control system for dam-
age.
• Replace if necessary. √√
UBBAE0E0.book  Page 3  Thursday, September 24, 2020  3:19 PM 
Page 68 of 114

Periodic maintenance an d a djustment
7-6
7
21 En gine oil • Change (warm engine before 
draining).
• Check oil level and vehicle for oil  leakage. At the initial interval and when the oil change indicator flashes or 
comes on. √
22 En
gine oil filter ele-
ment • Replace.
√√√
23 *Final transmission 
oil • Check vehicle for oil leakage.
√√√√√
• Change. √√√
24 *Coolin g system • Check coolant level and vehicle 
for coolant leakage. √√√√√
• Change. Every 3 years
25 *V-belt • Replace. When the V-belt replacement indicator flashes [every 20000 km (12000 mi)]
26 *Front an
d rear 
b rake switches • Check operation.
√√√√√√
27 *Movin
g parts an d 
cab les • Lubricate.
√√√√√
28 *Throttle 
grip hous-
in g an d cab le • Check operation and free play.
• Adjust the throttle cable free play 
if necessary.
• Lubricate the throttle grip housing  and cable. √√√√√
29 *Li
ghts, si gnals an d 
switches • Check operation.
• Adjust headlight beam.
√√√√√√
NO. ITEM CHECK OR MAINTENANCE JOB
ODOMETER READING
ANNUAL 
CHECK
1000 km 
(600 mi) 10000 km 
(6000 mi) 20000 km 
(12000 mi) 3
 0000 km 
(18000 mi) 40000 km 
(24000 mi)
UBBAE0E0.book  Page 6  Thursday, September 24, 2020  3:19 PM