Drain coolant when engine is cool. Coolant may be drained from the radiator by loosening the drain cock in the right rear corner. The engine block may be drained by removing the rear radiator hose and/or by removing the drain plug from the engine block. The plug may be accessed from the right side of the unit and are located as shown in Figure 9. The engine has a socket head bolt for the drain plug.
FIGURE 9
COOLANT PLUG LOCATION
a)
b)Fill radiator with a 50/50 mix of water and
WARNING
POTENTIAL HAZARD
♦Engine compartment contains open belt drives and fans.
♦Rotating components can cause injury
WHAT CAN HAPPEN
♦Fingers, hands, loose clothing or jewelry can get caught by the rotating fan and drive shaft.
HOW TO AVOID THE HAZARD
♦Do not operate machine without the covers in place.
♦Keep fingers, hands, and clothing clear of rotating components.
♦Shut off engine, wait for all moving parts to stop, and remove the ignition key before performing maintenance.
e)With the cap off the radiator, start the engine. Refer to Section 4.3.3.
f)Operate engine until the engine thermostat opens and coolant is circulating through the radiator core. As air is purged from the engine block and the coolant level drops, add additional coolant to the radiator.
g)When the radiator is completely full and no additional coolant can be added, continue running the engine and install the radiator cap. Make sure that the cap is completely seated by pressing down firmly while turning until the cap stops. Once the cap is installed, the engine may be stopped.
- 31 -