RDG603A13
– Issue 19
Page 36 of 97
15. Coolant
WARNING:
SCALD HAZARD!
NEVER REMOVE THE COOLANT BOTTLE CAP IF THE ENGINE IS
HOT. STEAM AND HOT COOLANT WILL SPURT OUT AND CAUSE INJURY. TIGHTEN
THE CAP SECURELY AFTER BEING REMOVED. STEAM CAN SPURT OUT DURING
ENGINE OPERATION IF THE CAP IS LOOSE.
WARNING:
BURN HAZARD!
WAIT UNTIL THE ENGINE COOLS BEFORE YOU DRAIN THE
ENGINE COOLANT. HOT ENGINE COOLANT MAY SPLASH AND BURN YOU.
WARNING:
BURN HAZARD!
THE WATER COOLED EXHAUST MANIFOLD IS HOT AND MAY
BURN YOU.
Prepare coolant mix of 50% clean tap water and 50% antifreeze. Please make sure
that the antifreeze used is suitable for the silicone hoses fitted to the engine.
Open the calorifier taps (if fitted) to fill the calorifier system and displace air.
Canal Boats:
To fill the cooling system for the first time, fill the skin tank via the inlet hose
connection or filler plug if fitted.
Fill the engine through white plastic expansion tank.
After running the engine for the first time, stop the engine and monitor the
water level frequently as trapped air bubbles may be expelled. Top up the system as
necessary.
Workboats:
Dry Manifold, fill the engine through the white expansion tank.
Note: After running the engine for the first time, monitor the water level frequently as trapped