Yamaha RX10H Owner's Manual page 66

Coolant replenishment
1. Remove the coolant reservoir cap and pour the cool-
ant to the "COLD LEVEL" mark.
Recommended coolant:
High quality ethylene glycol antifreeze containing corro-
sion inhibitors.
Coolant and water mixed ratio: 60:40
Total amount: 4.7 L (4.14 Imp qt, 4.97 US qt)
1 "COLD LEVEL" mark
2 Coolant reservoir cap
2. Start the engine and add coolant until the coolant
level does not go down, and then stop the engine.
3. Fill the coolant reservoir with coolant to the "COLD
LEVEL" mark.
4. Install the coolant reservoir cap. Check for any cool-
ant leakage.
NOTE:
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If you find any leaks, consult a Yamaha dealer.
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