Turn off the AC and disconnect power
Check the unit’s refrigerant type on the nameplate
Inspect for leaks before adding refrigerant
Gather the correct refrigerant, manifold gauge...
Turn off power to the AC unit at the breaker
Check the unit’s nameplate for the correct refrigerant type
Inspect for visible leaks, damage, or ice...
Turn off the air conditioner and disconnect power
Check the unit’s refrigerant type on the nameplate
Inspect for leaks, damage, or oily residue
Repair any leaks before...
Unbox the portable air conditioner and check all parts
Read the manufacturer’s installation manual
Place the unit near a window and a power outlet
Keep the unit...
Measure the window opening and confirm the unit fits
Check that the window and frame are sturdy and level
Gather the mounting hardware, brackets, screws, and...
Turn off the HVAC system
Remove vent covers and registers
Vacuum visible dust from vents and openings
Use a brush to loosen debris inside accessible ducts
Vacuum loosened...
Turn off the HVAC system and disconnect power
Remove and clean vent covers and registers
Vacuum loose dust from accessible duct openings
Use a brush attachment to...
Turn off the AC and disconnect power
Check the unit type and refrigerant specifications
Inspect for leaks and repair them first
Connect the manifold gauge set to...
Measure the window and AC unit to confirm a proper fit
Gather the mounting hardware, brackets, screws, and weatherstripping
Choose a window near a grounded electrical...
