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5-2 l Maintenance
Preventative Maintenance
Checklist
The HTC process air heater requires little maintenance. We recommend the fol-
lowing maintenance schedule and tasks.
• Whenever you change material or process
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Change the HTC setpoint if it must be changed.
• Daily or weekly as needed
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Inspect the inlet and outlet hoses.
Tighten the hose clamps if loose. Replace the hose if worn or damaged.
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Inspect the filter (if equipped).
Clean or replace the filter as necessary.
• Monthly or as often as needed
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Inspect the main power wires, heater wires and conduit, and RTD
probe wires for damage and wear.
Replace any damaged or worn wire or conduit.
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Check for any damage to the control panel.
Replace if damaged.
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Check for damage to the heater box.
Replace if damaged.
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Clean dirt from exterior surfaces with a cloth dampened with water.