Daewoo Split Airconditioning System, DSB-071LH Troubleshooting Guide, Push EMERGENCY/REMOTE

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TROUBLESHOOTING GUIDE

Before requesting service, please refer to the chart below for possible solutions:

SYMPTOMS

POSSIBLE CAUSE

POSSIBLE SOLUTIONS

 

 

 

No power.

Power failure.

Restore the power

 

 

 

 

Line voltage too low.

Contact electrician to install new outlet.

 

 

 

 

Unit is unplugged or not completely

Insert plug all the way.

 

plugged in.

 

 

 

 

 

Unit is off.

Turn unit on.

 

 

 

 

Batteries in remote are weak or dead.

Replace remote’s batteries.

 

 

 

 

EMERGENCY/REMOTE

Push EMERGENCY/REMOTE

 

switch is not set to REMOTE.

to REMOTE.

 

 

 

The compressor does

When the unit is first plugged in

Wait 3 minutes for the unit to operate.

not turn on.

and turned on, the compressor

 

(no cool air)

will delay turn on for 3 minutes.

 

 

 

 

 

If the unit is turned off and then

Wait 3 minutes for the unit to operate.

 

immediately back on, the compressor

 

 

will delay for 3 minutes.

 

 

 

 

 

The air filter(s) is dirty or clogged.

Clean or replace filter(s).

 

 

 

 

Unit is located near a heat

When locating unit for the first time,

 

source (heater, stove, etc.)

make sure it is in a desirable location.

 

 

 

 

A door or window is open.

Shut door or window.

 

 

 

 

There is an obstacle in front of

Remove obstacle.

 

intake or indoor unit.

 

 

 

 

 

Thermostat is set too high.

Set thermostat lower.

 

 

 

Strange sounds occur.

During operation, especially after

This is normal.

 

turning it on or off, refrigerant flows

 

 

inside the unit.

 

 

 

 

Strange smells occur.

The fan is bringing out the

The smell should go away shortly.

 

smells of the carpet, walls, etc.

 

 

 

 

No remote operation.

Batteries are weak, dead or

Replace batteries.

 

inserted improperly.

 

 

 

 

 

Remote is out of range.

Move closer to unit.

 

 

 

 

Remote not aimed at sensor.

Aim remote at sensor.

 

 

 

 

There is an obstruction between

Remove obstruction.

 

unit and remote.

 

 

 

 

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Contents DSB-071LH Important Notes Safety InstructionsContents Accessories Supplied with the Unit Basic AccessoriesWall Bracket Concrete Nails Remote Controller Copper TubingAccessories not Supplied with the Unit Optional AccessoriesAccessories 1, 2, 3, 4, 5, 6, 7 Description Qty Material SizeOverview Installation DiagramSelecting a Site InstallationInstalling the Wall Bracket Brown Blue Blue Black Yellow/Green Mounting the Indoor Unit Preparing the Copper Tubing not Included Connecting Copper TubesTo connect the copper tubes, follow the procedures below To connect the drain hose, follow the procedures below Connecting the Drain HoseBlack Tubing Leak Test AIR PurgingAIR Purging with Vacuum Pump Test RUN Finishing the job EvacuationPump Down Test RUNLCD Remote Controller Air Cleaning FiltersLocation of Controls Indoor UnitIndoor Unit Display Remote Display Remote ControllerSetting the Unit for Remote Operation Connecting the AC CordThree Minute Compressor Delay OperationCelsius to Fahrenheit Conversion Chart HOW to Install BatteriesSET Unit to Quick Mode To SET the Unit to Auto ModeTo SET Unit to Cool Mode FAN SpeedsTo Operate FAN only To SET Unit to Dehumidifier ModeTo Select the FAN Direction To SET Unit to Heat ModeTo SET the OFF Timer Mode To SET the on Timer ModePress the Timer OFF button once to enter the Timer screen Play. For example, if it is 800 P.M.Emergency Operation To SET Unit to Sleep ModeTo Cancel Sleep Mode Insert cleaned or new black fil- ters back into the unit CHANGING/CLEANING the AIR FiltersCleaning the Indoor Cover Precautions Care and MaintenanceAfter the Season Before the SeasonPush EMERGENCY/REMOTE Troubleshooting GuideSymptoms Possible Cause Possible Solutions Model Specifications