Sanyo Sanyo Split System Air Conditoner, SAP-K77RAX service manual Troubleshooting, Operating Range

Page 67

TROUBLESHOOTING

If your air conditioner does not work properly, first check the following points before requesting service. If it still does not work properly, contact your dealer or service center.

Trouble

 

Possible Cause

 

Remedy

 

 

 

 

Air conditioner does

1.

Power failure.

1. Restore power.

not run at all.

2.

Leakage circuit

2.

Contact service

 

 

 

breaker tripped.

 

center.

 

3.

Line voltage is too

3.

Consult your

 

 

low.

 

electrician or

 

 

 

 

dealer.

 

4.

Batteries in remote

4.

Replace batteries.

 

 

control unit have

 

 

 

 

run down.

 

 

 

 

 

OPERATION lamp

Trouble in system.

Contact service

blinks and air

 

 

center.

conditioner does not

 

 

 

 

operate.

 

 

 

 

 

 

 

Compressor runs but

Obstruction in front of

Remove obstruction.

soon stops.

condenser coil.

 

 

 

 

 

 

 

Poor cooling

1.

Dirty or clogged air

1.

Clean air filter to

performance.

 

filter.

 

improve airflow.

 

2.

Heat source or

2.

Eliminate heat

 

 

many people in

 

source if possible.

 

 

room.

 

 

 

3.

Doors and/or

3.

Shut them to keep

 

 

windows are open.

 

the heat out.

 

4.

Obstacle near air

4.

Remove it to

 

 

intake or air

 

ensure good

 

 

discharge port.

 

airflow.

 

5.

Thermostat is set

5.

Set the

 

 

too high for

 

temperature lower.

 

 

cooling.

 

 

 

 

 

Clicking sound is

In cooling operation,

This is normal, and

heard from the air

any plastic parts may

the sound will soon

conditioner.

shrink due to a

disappear.

 

sudden temperature

 

 

 

change. In this event,

 

 

 

a clicking sound may

 

 

 

occur.

 

 

 

 

 

 

OPERATION lamp

The use of cellular

1.

Turn off the power

lights but outdoor unit

phones near the air

 

then restart the air

will not run.

conditioner may

 

conditioner after a

 

cause disturbance to

 

while.

 

its normal operation.

2.

Consult your

 

 

 

 

 

 

 

dealer.

 

 

 

 

 

OPERATING RANGE

The air conditioner is operable within the temperature ranges as listed below:

 

Temperature

Indoor air

Outdoor air

 

 

temperature

temperature

 

 

 

 

 

COOLING

Max.

32

°C DB /

43 °C DB

 

 

23

°C WB

 

 

 

 

 

 

 

Min.

19

°C DB /

19 °C DB

 

 

14

°C WB

 

 

 

 

 

 

OI-018-15-EG

15

 

Image 67
Contents Split System AIR Conditioner Please Read Before Starting Table of Contents Appendix Operating Range Temperature Indoor Air Intake Temp Outdoor Air Intake TempIndoor Unit Unit SpecificationsOutdoor Unit SAP-K97RAX Outdoor Unit SAP-C127RAX SAP-K127RAXIndoor Unit SAP-K77RAX Major Component SpecificationsIndoor Unit SAP-K97RAX Indoor Unit SAP-K127RAX Outdoor Unit SAP-C77RAX Outdoor UnitOutdoor Unit SAP-C97RAX R115H5A / 1,100W Power Relay Model Rating EL200/240A1-F M AC277V 30A Other Component SpecificationsDimensional Data Unit mm 370 Indoor Unit SAP-K77RAX Outdoor Unit SAP-C77RAX Refrigerant Flow DiagramPerformance Data Performance chartsTemp. C Current Indoor Unit SAP-K127RAX Outdoor Unit SAP-C127RAX Air Throw Distance Charts Indoor Unit SAP-K97RAX Indoor Unit SAP-K127RAX Cooling Capacity Single Phase 50 Hz55 kW 460 m 3/h Electrical Data Electrical CharacteristicsController Electric Wiring Diagrams8FA2-5250-29800-0 Installation Site Selection Installation InstructionsAvoid Outdoor UnitRecommended Wire Length and Diameter Mounting on a Wall Remote Control Unit Installation PositionHow to Test Run the Air Conditioner How to remove the grille Removing and Installing the GrilleHow to replace the grille Address Setting of the Remote Control Unit Cooling Room Temperature ControlDry B zone Dry Operation DehumidificationCooling operation Dry a zoneAt least approx min Sec Freeze Prevention Cooling and DrySet Speed Automatic Fan Speed Cooling and Dry Check before and after troubleshooting TroubleshootingCheck indoor unit Air conditioner does not operateCircuit breaker trips or fuse blows Check outdoor unitNeither indoor nor outdoor unit runs Power is not suppliedThere is a possibility of short circuit Check Timer on the remote control unit Check remote control unitCheck fuse on the indoor P.C.Board Only outdoor unit does not run Check setting temperatureOnly outdoor fan does not run Some part of air conditioner does not operateOnly indoor fan does not run Only flap motor does not runOnly compressor does not run Poor cooling Air conditioner operates, but abnormalities are observedExcessive cooling Measurement of Insulation Resistance for Electrical Parts Power Supply CordMeasurement of Insulation Resistance Indoor UnitChecking Motor Capacitor Checking Continuity of Fuse on PCB AssyOI-852-6-4181-018-00-1 Contents FeaturesProduct Information Alert SymbolsInstallation Location Safety InstructionsUnit Display and Operation Button Names of PartsSymbols Remote Control Unit DisplayRemote Control Unit Back side of remote control unit Cover removed Temperature setting buttons TempCancel button Jumper wire for address switchingUnit Using the Remote Control UnitAir conditioner Indoor unit Receiver Remote control ACL buttonAutomatic fan speed Operation with the Remote Control UnitManual fan speed Economy Mode Hours Using the 12-HOUR on and OFF TimerTimer times appear in the display for only 3 seconds Timer settingStop Operate Hour Hours Using the 1-HOUR OFF TimerTips for Energy Saving Do notKnob Adjusting the Airflow DirectionButton ON/OFF Care and Cleaning Operating Range TroubleshootingCenter manual