Mityvac MV4570 Cooling System Flusher, Stepped Nozzle
Mityvac MV4570 is a cooling-system flush gun that combines water with compressed air. The stepped outlet and separate water/air inlets are the important connection checks; it is not a coolant vacuum-fill kit.
Specifications and included details
- Stepped nozzle listed for 3/4–2-inch hoses.
- 3/4-inch swivel water inlet for a garden hose.
- 1/4-inch air inlet with air nipple included.
- Listed working pressure: 85–150PSI.
Before ordering
Follow the vehicle cooling-system service instructions and the flusher's supply-pressure guidance. Let the system cool and handle removed coolant appropriately. The gun's working air-pressure range is not a permissible pressure for every radiator or hose.
Product questions and answers
Does it need both water and air?
The described flushing method combines garden-hose water with shop air through separate inlets.
Is 85–150PSI a radiator test pressure?
No. It is the listed tool working-pressure range; the cooling system has its own service limits.
Can this vacuum-fill coolant?
No vacuum-fill function is established. This product is a flush gun.
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