Sanyo C0971, C1271 Remove the Grille to Install the Indoor Unit, Be sure to wear work gloves

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3-4. Remove the Grille to Install the Indoor Unit

Basically, these models can be installed and wired without removing the grille. If access to any internal part is need- ed, follow the steps as given below.

CAUTION

Be sure to wear work gloves

during installation to avoid being

 

 

 

cut by the sharp aluminum fins

 

of the heat exchanger.

How to remove the grille

(1)Grasp both ends of the air intake grille, and remove it by opening towards the front and pulling towards you. (Fig. 16a)

(2)Remove the 2 screws. (Fig. 16b)

(3)Remove the screw on the right side cover plate and open the cover. (Fig. 17a)

(4)Take out the thermistor from the grille. (Fig. 17b)

(5)Pull the lower part of the grille toward you to remove. (Fig. 18a)

(6)Use a standard screwdriver to push on the tabs to remove the grille.

How to replace the grille

(1)Reinstall the grille into the lower part while aligning its tabs on the upper part. (Fig. 18b) Insert the tabs in the slots and push the lower part of the grille back into position.

(2) Make sure that the grille and frame are firmly fitted together by engaging the tabs.

(3)Attach the thermistor on the grille. (Fig. 17a)

(4)Close the cover and replace the screw. (Fig. 17a)

(5)Affix the grille with the 2 previously removed screws. (Fig. 16b)

(6)Install the air intake grille.

(a) Allow the edge of the air intake grille to slide into the top of the indoor unit, and then insert it all the way inside. (Fig. 19a)

(b)Press the bottom right and left corners of the air intake grille to attach it to the indoor unit. (Fig. 19b)

NOTE

Attach so that the round pins at the top right and left cor- ners of the air intake grille are inserted into the grooves at the top right and left of the indoor unit.

Fig. 19b

10

Air intake grille

Grille

Fig. 16a

Screw cover

Fig. 16b

Cover

Thermistor

 

Thermistor

Fig. 17a

Fig. 17b

Tab

*

 

*

Grille

 

Frame

Tab

Fig. 18a

*

*

Fig. 18b

Groove

Pin

Fig. 19a

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Contents KS0971 + C0971 + CL0971 KS1271 + C1271 + CL1271 DC Inverter Split System AIR ConditionerPlease Read Before Starting Table of Contents Checking Electrical Components Models KS0971 + C0971 KS1271 + C1271 Operating RangeModels KS0971 + CL0971 KS1271 + CL1271 C0971 SpecificationsUnit Specifications KS0971C1271 KS1271CL0971 CL1271 Indoor Unit Major Component SpecificationsCB-KS1271 Microprocessor 250V 3A Outdoor Unit C0971 Outdoor UnitOutdoor Unit C1271 Outdoor Unit CL0971 Outdoor Unit CL1271 Other Component Specifications Indoor Unit KS0971 Dimensional DataCL0971 CL1271 Outdoor Unit C0971 C1271After a tube has been insulated To break or crack Refrigerant Flow DiagramRefrigerant Flow Diagram Insulation of Refrigerant TubingPerformance Data Temperature ChartsIndoor Unit KS0971  Outdoor Unit CL0971 Indoor Unit KS1271  Outdoor Unit C1271 Indoor Unit KS1271  Outdoor Unit CL1271 Cooling Capacity Power Supply 115V Single Phase 60Hz Cooling CapacityC0971 / CL0971 C1271 / CL1271 Cooling Capacity Low Ambient 11,900 BTU/h Cooling Vertical distance ft Air Throw Distance ChartsRoom air temp F 26.7C Fan speed High Horizontal distance ft Air Axis Vertical Electrical Data Electrical CharacteristicsC0971 Cooling C1271 Cooling CL1271Indoor Unit KS0971 KS1271 Electric Wiring Diagrams8FA2-5257-71600-0 WHT RED Outdoor Unit C0971 C1271Outdoor Unit CL0971 CL1271 Address Setting of the Remote Control Unit MaintenanceHow to Connect How to DisconnectPAM- control FunctionsOperation Functions Emergency operationLamp colors Timer backupCT Peak current cut-off control Compressor discharge temperature controlProtective Functions Freeze preventionPrecautions before Performing Inspection or Repair TroubleshootingMethod of Self-Diagnostics Self-diagnostics Lamps Replace the circuit board or the fuse Using the TEST/T-RUN terminalsChecking the Indoor and Outdoor Units Replace the controllerCondition E01 Serial Communication Error Identification ProcedureOff Blinking Illuminated Before the OperationTerminal board Outdoor Unit Condition E12 Outdoor Fan Motor Trouble Diagnosis of Fan MotorNoise malfunction Noise Malfunction and Electromagnetic InterferenceElectromagnetic interference Measurement of Insulation Resistance for Electrical Parts Power Supply CordChecking Electrical Components Measurement of Insulation ResistanceChecking Continuity of Fuse on PCB Assy Characteristics Refrigerant R410A Special Precautions When Servicing UnitCharacteristics of New Refrigerant R410A What is New Refrigerant R410A?Checklist before Servicing Tools Specifically for R410A Tubing Installation ProceduresCase of Compressor Malfunction Procedure for Replacing CompressorExample Never charge a large amountUnit. This may cause Damage to the compressorWelding leaking points Case Refrigerant is LeakingRecharging Use of Existing Units When Tubes are ExtendedCharging Additional Refrigerant Retro-Fitting Existing SystemsKS0971 + C0971 + CL0971 KS1271 + C1271 + CL1271 Features Alert Symbols ContentsProduct Information Safety Instructions Installation LocationElectrical Requirements Names of Parts Quiet lamp Green and FAN green modeThis lamp lights during operation in the Quiet mode Unit Display and Operation ButtonRemote Control Unit Display Transmitter Remote Control UnitHR. Timer button Advance buttonAir conditioner makes the room cooler Setting to provide a quieter operating soundSet times every day. For details, see Setting the Timer Air conditioner reduces the humidity in the roomHow to Install Batteries Using the Remote Control UnitACL button ALL Clear Using the Remote Control Unit Set the FAN Speed selector button to the setting you want Operation with the Remote Control UnitPress the Mode selector button and select the desired mode Press the TEMP. setting buttons to change the temperaturePress the ON/OFF operation button Operation with the Remote Control UnitNight Setback Mode is used for saving energy Cooling and DRY ModeQuiet Mode Special Remarks Power failure during operationClicking sound is heard from the air conditioner Example To set to 1030 pm Setting the TimerOperation Indication 1030 pm 710 am 1100 am Present time Setting the TimerHow to set the on time Example To start operation at 710 am To cancel a timer program Press the Cancel buttonOperation together with the Daily ON/OFF Repeat Timer Using the 1-Hour OFF TimerSetting procedure Cancellation procedureSweep function Adjusting the Airflow DirectionSetting the airflow manually HorizontalControl Unit Care and CleaningWhen the air conditioner is not running Operation without the RemotePress in the bottom right Care and CleaningCleaning Intake grilleNegative ion generator metal electrodes inside plastic case How to clean the air clean filterWashing the grille with water Air clean filter FilterOperating Range TroubleshootingTrouble Possible Cause Remedy Appendix B Installation Instructions Contents Installation InstructionsPlease Read Before Starting Optional Copper Tubing Kit Tools Required for Installation not suppliedAccessories Supplied with Unit Table GeneralAdditional Materials Required for Installation Installation Site SelectionBaffle Plate for the Outdoor Unit CLxx models only For Air Discharge Recommended dimensions of the baffle platesAir Intake Baffle Air Discharge Baffle For Air IntakePrecautions for installation Installation procedure Air Intake BaffleRemove the Rear Panel from the Unit How to Install the Indoor UnitMake a Hole If Wooden Wall Install the Rear Panel on the WallIf Block, Brick, Concrete or Similar Type Wall Be sure to wear work gloves Remove the Grille to Install the Indoor UnitHow to remove the grille How to replace the grilleShape the Indoor Side Tubing Wiring Instructions General precautions on wiringDisconnect switch may be required by national or local codes Recommended Wire Length and DiameterWiring Instructions for Inter-unit Connections For Outdoor Unit For solid core wiring or F-cable Loose wiring may causeFore, be sure all wiring is How to connect wiring to the terminal For Indoor UnitRight-side tubing MountingLeft-side tubing Switching drain hose and drain capDrain cap Unit or operate it until all Do not supply power toTubing and wiring to the out To unmount indoor unitFirst refer to . Installation Site Selection How to Install the Outdoor UnitWiring Instructions for the Outdoor Unit Refrigerant Tubing Flaring Procedure with a Flare ToolUse of the Flaring Method To prevent heat loss and wet floors due to dripping of con Connecting Tubing between Indoor and Outdoor UnitsFinishing the Installation Insulation of Refrigerant TubingAir Purging Ant gas to leak. In order to Be sure to completely insertHex wrench before This may cause the refrigerHow to Test Run the Air Conditioner Pump Down Basic Functions of the Service ValvesMounting on a Wall Remote Control Unit Installation PositionAddress Setting of the Remote Control Unit Address Switch

CL0971, C1271, C0971, CL1271 specifications

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