Honda ARX1500T3DX Owner's Manual page 203

7. Turn off the water while leaving the
engine idling.
8. Check the tachometer while running the
engine for less than 15 seconds at low
rpm.
NOTICE
Operating the engine out of water at high
rpm or for longer than 15 seconds at a time
may cause severe engine and/or exhaust
system damage.
9. Stop the engine.
10. Disconnect the garden hose from the
flushing connector.
11. Push the reverse lever to pull up the
reverse bucket.
Engine Cooling System
Servicing Your Honda
195