Yamaha XMAX YP125R - Service manual > Cleaning the v-belt case air filter element

1. Remove:

Cleaning the v-belt case air filter element

2. Clean:

Cleaning the v-belt case air filter element

3. Check:

NOTICE

Since the V-belt case air filter element is a dry type, do not let grease or water contact it.

4. Install:

Checking the throttle body joint

1. Remove:

2. Check:

Cracks/damage → Replace.

Checking the throttle body joint

3. Install:

Checking the fuel hose

1. Remove:

2. Check:

Cracks/damage → Replace the fuel injector assembly.

Loose connection → Connect properly.

Checking the throttle body joint

3. Install:

Checking the breather hoses

1. Remove:

2. Check:

Cracks/damage → Replace.

Loose connection → Connect properly.

NOTICE

Make sure the cylinder head breather hose and transmission case breather hose are routed correctly.

Checking the breather hoses

3. Install:

Checking the exhaust system

1. Check:

Cracks/damage → Replace.

Exhaust gas leaks → Replace the gasket "3".

2. Check:

Exhaust pipe nut 20 Nm (2.0 m*kgf, 14 ft*lbf)

Muffler joint bolt 14 Nm (1.4 m*kgf, 10 ft*lbf)

Muffler mounting bolt 65 Nm (6.5 m*kgf, 47 ft*lbf)

O2 sensor 45 Nm (4.5 m*kgf, 32 ft*lbf)

Checking the exhaust system

Checking the coolant level

1. Stand the vehicle on a level surface.

TIP

2. Check:

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

Checking the coolant level

3. Start the engine, warm it up for several minutes, and then turn it off.

4. Check:

TIP

Before checking the coolant level, wait a few minutes until it settles.

Checking the cooling system

1. Remove:

2. Check:

Checking the cooling system

Checking the cooling system

3. Install:

Changing the coolant

1. Remove:

2. Remove:

3. Disconnect:

Changing the coolant

4. Drain:

5. Remove:

WARNING

A hot radiator is under pressure. Therefore, do not remove the radiator cap when the engine is hot. Scalding hot fluid and steam may be blown out, which could cause serious injury.

When the engine has cooled, open the radiator cap as follows: Place a thick rag or a towel over the radiator cap and slowly turn the radiator cap counterclockwise to allow any residual pressure to escape. When the hissing sound has stopped, remove the cap.

Changing the coolant

6. Remove:

Changing the coolant

7. Drain:

8. Install:

Coolant drain bolt (water pump) (along with the copper washer )

Coolant drain bolt (water pump) 10 Nm (1.0 m*kgf, 7.2 ft*lbf)

9. Connect:

10.Fill:

Cooling system (with the specified amount of the recommended coolant)

Recommended antifreeze

High-quality ethylene glycol antifreeze containing corrosion inhibitors for aluminum engines

Mixing ratio 1:1 (antifreeze:water)

Radiator capacity (including all routes) 1.00 L (1.06 US qt, 0.88 Imp.qt) Coolant reservoir capacity (up to the maximum level mark) 0.25 L (0.26 US qt, 0.22 Imp.qt)

TIP

The specified amount of coolant is a standard amount. Fill the cooling system with coolant until coolant comes out of the air bleed bolt hole "1".

Changing the coolant

Handling notes for coolant

Coolant is potentially harmful and should be handled with special care.

WARNING

NOTICE

11.Install:

12.Fill:

Handling notes for coolant

13.Install:

14.Start the engine, warm it up for several minutes, and then turn it off.

15.Check:

TIP

Before checking the coolant level, wait a few minutes until the coolant has settled.

16.Install:

See also:

 Yamaha XMAX YP125R - Service manual > Changing the engine oil

1. Start the engine, warm it up for several minutes, and then turn it off. 2. Place a container under the engine oil drain bolt. 3. Remove: Engine oil filler cap "1" Engine oil drain bolt "2" (along with the gasket)

 Yamaha XMAX YP125R - Service manual > Chassis

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