Montesa COTA 4RT 260 2020, Owner'S Manual

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2.Remove the radiator upper mounting bolt and move
the radiator forward, then remove the radiator cap and
drain the coolant.
3. Install the new sealing washer, drain bolt and tighten it
to the specified torque.
Torque: 9.8 N•m (1.0 kgf•m, 7 lbf•ft)
(1) BOLT
(2) RADIATOR CAP
6. Check the water pump inspection hole bottom of the
water pump for leakage. Make sure the hole remains
open.
If water leaks through the check hole, the water seal
is damaged. If oil leaks through the check hole, the oil
seal is damaged.
Replace the water seal or the oil seal (page 4-15).
Coolant Replacement
!
WARNING
Removing the radiator cap while the engine is hot will
allow the coolant to spray out, seriously scalding you.
Always let the engine and radiator cool down before
removing the radiator cap.
1. Remove the coolant drain bolt and sealing washer.
(1) INSPECTION HOLE
(2) COOLANT DRAIN BOLT/SEALING WASHER
Coolant
Cooling System Inspection
1. Check the cooling system for leaks.
2. Check water hoses for cracks, deterioration, and clamp
bands for looseness.
3. Check the radiator mount for looseness.
4. Make sure the overflow hose is connected and not
clogged.
5. Check radiator fins for obstructions or damage.
(1) OVERFLOW HOSE
(2) RADIATOR
Service and maintenance
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