Yamaha YZF-R125 Service Manual: Checking the radiator

Yamaha YZF-R125 Service Manual / Cooling system / Radiator / Checking the radiator

1. Check:

Radiator fins obstruction clean.

Apply compressed air to the rear of the radiator.

Damage repair or replace.

NOTE:

Straighten any flattened fins with a thin, flat-head screwdriver.

Checking the radiator

2. Check:

Radiator hoses Cracks/damage Replace.

3. Measure:

Radiator cap opening pressure Below the specified pressure
Replace the radiator cap.

a. Install the radiator cap tester "1" and radiator cap tester adapter "2" to the radiator cap "3".

Checking the radiator

b. Apply the specified pressure for ten seconds and make sure there is no drop in pressure.

4. Check:

Radiator fan Damage Replace.

Malfunction Check and repair.

Refer to "COOLING SYSTEM" on page 8-25.

Installing the radiator

1. Fill: Cooling system (with the specified amount of the recommended coolant) Refer to "CHANGING THE COOLANT" on page 3-15. 2. Check: Cooling system Leaks Repair or replace any ...

Other materials:

Checking the tires
The following procedure applies to both of the tires. 1. Check: Tire pressure Out of specification Regulate. WARNING The tire pressure should only be checked and regulated when the tire temperature equals the ambient air temperature. The tire pressure must be adjuste ...

Chain drive
Removing the drive chain 1. Stand the vehicle on a level surface. WARNINGSecurely support the vehicle so that there is no danger of it falling over. NOTE: Place the vehicle on a suitable stand so that the rear wheel is elevated. ...

Faulty clutch
Clutch slips 1. Clutch Improperly assembled clutch Improperly adjusted clutch cable Loose or fatigued clutch spring Worn friction plate Worn clutch plate 2. Engine oil Incorrect oil level Incorrect oil viscosity (low) Deteriorated oil Clutch drags 1. Clutch Unevenly t ...