Unit feels hot to the touch on the sides or top during operation.

Safety: Unplug the unit before cleaning or accessing the fan.

Ventilation:

• Ensure front and rear vents are not blocked by cabinets, panels, or stored items.
• Provide the clearances specified in the Summit installation manual.

Cooling system:

• Clean the condenser coils thoroughly.
• Verify the condenser fan motor runs whenever the compressor is on; replace if not.

Some warmth is normal, but excessive heat indicates a ventilation or cooling issue that should be corrected promptly.