2001-2002 Yamaha 50HP F50Z/T50Z Ouboard 4-stroke engines service manual, Page 85Get this manual

2001-2002 Yamaha 50HP F50Z/T50Z Ouboard 4-stroke engines service manual, Page 85


Periodic checks and adjustments
3Check for water flow at the cooling water outletIf there is no water flow, check the cooling water passage inside the outboardCheck the thermostat valve opening at the specified water temperaturesReplace if out of specification
862Y3310

Water temperature below 60C (140 OF) above 70 (158 OF) 5
Valve lift

862Y3330

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