Exmark 4500-501 Rev A manual Check Engine Coolant Level, Change Engine Coolant

4.Torque the slotted nut to 125 ft-lb (169 N-m).

5.Then tighten nut until the next set of slots line up with the cross hole in shaft.

6.Replace cotter pin.

Note: Do Not use anti-seize on wheel hub.

Check Engine Coolant Level

Service Interval: Before each use or daily

1.Stop engine and wait for all moving parts to stop. Make sure unit is on a level surface.

2.Check with engine cold.

3.View coolant level in overflow bottle on the left side of the engine compartment. Coolant level should be at the indicator line on the overflow bottle.

4.If the coolant level is low, open hood or raise radiator, remove the cap to the overflow bottle and fill to the indicator line. Units should only be filled with a 50/50 mix of Dex-Cool© extended life coolant and water. Dex-Cool© can be identified by its orange color.

Change Engine Coolant

Service Interval: Every 4,000 hours/Every 4 years (whichever comes first) Dex-Cool©extended life coolant (orange color)

1.Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake. Machine must be positioned on level surface.

2.Unhook seat latch, tilt seat up and tilt hood forward to gain access to the cooling area. Do Not raise radiator, as it may not fully drain in that position.

WARNING

Engine coolant is hot and pressurized and radiator and surrounding parts are hot. Spray or steam from hot, pressurized liquid in the engine cooling system and touching a hot radiator may cause severe burns.

Allow the engine to cool completely before removing the radiator cap or servicing any component of the cooling system.

WARNING

Engine coolant is hot and pressurized and radiator and surrounding parts are hot. Spray or steam from hot, pressurized liquid in the engine cooling system and touching a hot radiator may cause severe burns.

Allow the engine to cool completely before removing the radiator cap or servicing any component of the cooling system.

CAUTION

Engine coolant is toxic. Swallowing coolant can cause poisoning.

•Do Not swallow.

•Keep out of reach of children and pets.

CAUTION

Engine coolant is toxic. Swallowing coolant can cause poisoning.

•Do Not swallow.

•Keep out of reach of children and pets.

3.Drain coolant when engine is cool. Coolant may be drained from the radiator by removing the drain plug in the right rear corner. The engine block may be drained by removing the rear radiator hose and/or by opening the drain cock on the right-hand side of the engine block (see Figure 14).