Friedrich SQ10, SQ06, SQ05, SQ08 operation manual Troubleshooting Tips, Complaint, Cause, Solution

Troubleshooting Tips

COMPLAINT		CAUSE		SOLUTION
	Ɣ	The unit is turned to the off position,	Ɣ	Turn the unit to the on position and raise or lower
		or the thermostat is satisfied.		temperature setting (as appropriate) to call for
				operation.
	Ɣ	The LCDI power cord is unplugged.	Ɣ	Plug into a properly grounded 3 prong receptacle.
				See “Electrical Rating Tables” on pg. 6 for the
				proper receptacle type for your unit.
Unit does not operate.	Ɣ	The LCDI power cord has tripped	Ɣ	Press and release RESET (listen for click; Reset
		(Reset button has popped out).		button latches and remains in) to resume operation.
	Ɣ	The circuit breaker has tripped or	Ɣ	Reset the circuit breaker, or replace the fuse as
		the supply circuit fuse has blown.		applicable. If the problem continues, contact a
				licensed electrician.
	Ɣ	There has been a local power	Ɣ	The unit will resume normal operation once power
		failure.		has been restored.
	Ɣ	Other appliances are being used on	Ɣ	The unit requires a dedicated outlet circuit, not
		the same circuit.		shared with other appliances.
	Ɣ	An extension cord is being used.	Ɣ	Do NOT use an extension cord with this or any
Unit Trips Circuit Breaker or Blows Fuses.				other air conditioner.
	Ɣ	The circuit breaker or time-delay	Ɣ	Replace with a circuit breaker or time-delay fuse
		fuse is not of the proper rating.		of the proper rating. See “Electrical Rating Tables”
				on pg. 6 for the proper circuit breaker/fuse rating
				for your unit. If the problem continues, contact a
				licensed electrician.
	Ɣ	The LCDI power cord can trip (Reset	Ɣ	Press and release RESET (listen for click; Reset
		button pops out) due to disturbances		button latches and remains in) to resume normal
		on your power supply line.		operation.
	Ɣ	Electrical overload, overheating, or	Ɣ	Once the problem has been determined and
LCDI Power Cord Trips (Reset Button Pops Out).		cord pinching can trip (Reset button		corrected, press and release RESET (listen for
		pops out) the LCDI power cord.		click; Reset button latches and remains in) to
				resume normal operation.
		NOTE: A damaged power supply cord must be replaced with a new power supply cord obtained
		from the product manufacturer and must not be repaired.
	Ɣ	The return/discharge air grille is	Ɣ	Ensure that the return and/or discharge air paths
		blocked.		are not blocked by curtains, blinds, furniture, etc.
	Ɣ	Windows or doors to the outside are	Ɣ	Ensure that all windows and doors are closed.
		open.
	Ɣ	The temperature is not set at a cool	Ɣ	Adjust the Temperature control to a cooler or
		enough/warm enough setting.		warmer setting as necessary.
	Ɣ	The filter is dirty or obstructed.	Ɣ	Clean the filter, (See Routine Maintenance), or
Unit Does Not Cool/Heat Room Sufficiently, Or				remove obstruction.
Cycles On And Off Too Frequently.
	Ɣ	The indoor coil or outdoor coil is	Ɣ	Clean the coils, (See Routine Maintenance), or
		dirty or obstructed.		remove obstruction.
	Ɣ	There is excessive heat or moisture	Ɣ	Be sure to use exhaust vent fans while cooking
		(cooking, showers, etc.) in the room.		or bathing and, if possible, try not to use heat
				producing appliances during the hottest part of the
				day.
	Ɣ	The temperature of the room you	Ɣ	Allow additional time for the air conditioner to cool
		are trying to cool is extremely hot.		off a very hot room.

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