Replace The Air Filter Subassembly - Hypertherm Powermax 85 Service Manual

Replace the air filter subassembly

1. Turn OFF the power, disconnect the power cord, and disconnect the gas supply.
2. Remove the power supply cover.
3. Remove the filter bowl from the air filter at the rear of the power supply. Refer to the instructions and figure on page
6-14 Replace the air filter element.
4. Disconnect the two wires from the top of the pressure switch.
5. Disconnect the ground wire from the air filter body.
6. Disconnect the gas supply hose from the air filter. Pull back the orange ring on the push-to-connect tube connector
and pull the tube out of the connector.
7. Remove the three screws that hold the gas fitting to the rear panel.
8. Remove the old air filter subassembly.
Screws
Gas fitting
Air filter
Filter bowl
powermax
65/85 Service Manual
Wire connector
Pressure switch
COMPONENT REPLACEMENT
Gas supply hose
6-15