Sanyo KMS2472, KMS1872 service manual

Page 14

Indoor Unit		KMS2472
								< 230V >
Type							Wall Mounted Type Indoor Unit


Voltage Rating							230V Single-Phase 60Hz


Performance							Cooling

	Capacity					BTU/h	24,200
						kW	7.10
	Air Circulation (High)					ft3/min (m3/h)	541 (920)
	Moisture Removal (High)					Pints/h	4.89

Electrical		Rating					Cooling

	Available Voltage Range					V	187 to 253
	Running Amperes					A	0.20
	Power Input					W		45

Features

	Control / Temperature Control						Microprocessor / I.C. Thermister
	Control Unit						Wireless Remote Control Unit
	Timer						24-Hour ON or OFF Timer Control
	Fan Speeds					Indoor	Auto and 3 steps
	Airflow Direction (Indoor)					Horizontal	Manual
						Vertical	Auto
	Air Filter						Washable, Anti-Mold
	Refrigerant						R410A
	Operation Sound				Indoor : Hi/Me/Lo/Qt* dB-A		44 / 41 / 38 / 30
	(*Qt = Quiet mode)
	Refrigerant Tubing Connections						Flare Type
	Refrigerant			Narrow tube		inch (mm)	1/4 (6.35)
	Tube Diameter			Wide tube		inch (mm)	5/8 (15.88)
	Refrigerant Tubing Kit / Accessories						Optional / Air Clean Filter

Dimensions & Weight

	Unit Dimensions				Height	inch(mm)	11-23/32	(298)
					Width	inch(mm)	41-15/16	(1,065)
					Depth	inch(mm)	8-19/32	(218)
	Package Dimensions				Height	inch(mm)	11-3/8	(289)
					Width	inch(mm)	44-7/8	(1,140)
					Depth	inch(mm)	14-29/32	(379)
	Weight				Net	Ib. (kg)	26.5	(12.0)
					Shipping	Ib. (kg)	33.1	(15.0)
	Shipping Volume					cu.ft (m3)	4.23	(0.12)
							DATA SUBJECT TO CHANGE WITHOUT NOTICE.

14

Image 14

Contents 11,900BTU / h KMS1272 Capacity Indoor Model No Product Code No 500BTU / h KMS0772000BTU / h KMS0972 17,500BTU / h KMS1872Please Read Before Starting Table of Contents Applicable MULTI-OUTDOOR Units Temperature Indoor Air Intake Temp Outdoor Air Intake Temp Indoor Air Intake Temp Outdoor Air Intake TempUnit Speciﬁcations KMS0772208V KMS0972 KMS0972 KMS1272 KMS1272 KMS1872 KMS1872 KMS2472 KMS2472 Major Component Speciﬁcations Indoor UnitCB-KMS0972 CB-KMS1272 CB-KMS1872 CB-KMS2472 Resistance k ohm Other Component SpecificationsTemperature F C Dimensional Data KMS0972 KMS1272Indoor Unit KMS1872 KMS2472 Refrigerant Flow Diagram Indoor Unit KMS0772 KMS0972 KMS1272 Indoor unitAir Throw Distance Charts Performance DataIndoor Unit Indoor Unit Indoor Unit Indoor Unit Electric Wiring Diagrams Indoor Unit KMS0772 KMS0972 KMS12728FA2-5257-70500-0 PAM- control Operation FunctionsEmergency operation Timer backup Lamp colorsProtective Functions Freeze preventionPrecautions before Performing Inspection or Repair Method of Self-DiagnosticsIndication on indoor unit Self-diagnostics LampsCode Diagnostics item Blinking On IlluminatedReplace the controller Replace the circuit board or the fuseChecking the indoor unit Control Check items unit operation Using the TEST/T-RUN terminalsChecking the Indoor and Outdoor Units Checking the serial communicationsTrouble Diagnosis of Fan Motor Indoor Fan MotorElectromagnetic interference Noise Malfunction and Electromagnetic InterferenceNoise malfunction Locations most susceptible to noise Trouble CorrectionKMS0772 KMS0972 KMS1272 KMS1872 KMS2472 Features Product Information ContentsAlert Symbols Electrical Requirements Installation LocationSafety Instructions Names of Parts Unit Display and Operation Button Quiet lampRemote Control Unit Display Advance button Remote Control UnitHR. Timer button TransmitterDRY Temperature Display Selector button Using the Remote Control UnitHow to Install Batteries ACL button ALL ClearUsing the Remote Control Unit Operation with the Remote Control Unit OperationOperation with the Remote Control Unit Press the ON/OFF operation buttonCooling and DRY Mode Night Setback Mode is used for saving energyQuiet Mode Clicking sound is heard from the air conditioner Power failure during operationSpecial Remarks Setting the Timer Operation Indication1030 pm 710 am 1100 am Present time Setting the TimerTo cancel a timer program Press the Cancel button Cancellation procedure Using the 1-Hour OFF TimerSetting procedure Operation together with the Daily ON/OFF Repeat TimerHorizontal Adjusting the Airflow DirectionSetting the airflow manually Sweep functionOperation without the Remote Care and CleaningWhen the air conditioner is not running Control UnitHow to replace the anti-mold filter Care and CleaningHow to remove the anti-mold filter Air intake grilleCleaning the negative ion generator How to clean the air clean filterHow to install the air clean filter Washing the grille with waterTrouble Possible Cause Remedy TroubleshootingOperating Range Appendix B Installation Instructions Contents For Indoor Unit…In a Ceiling or Wall For safe installation and trouble-free operation, you mustPlease Read Before Starting …In a RoomGeneral Installation Site Selection Additional Materials Required for InstallationEmbedding the Tubing and Wiring 150 L1+L2+L3+L4 230Make a Hole How to Install the Indoor UnitRemove the Rear Panel from the Unit If Block, Brick, Concrete or Similar Type Wall Install the Rear Panel on the WallIf Wooden Wall Be sure to wear work gloves How to remove the grilleHow to replace the grille Cut by the sharp aluminum finsIndoor unit types KMS1872, KMS2472 Wiring Instructions General precautions on wiring Shape the Indoor Side TubingWiring Instructions for Inter-unit Connections How to connect wiring to the terminal For Indoor Unit Loose wiring may causeFore, be sure all wiring is For Outdoor Unit For solid core wiring or F-cableMounting Right-side tubingDrain cap Switching drain hose and drain capLeft-side tubing To unmount indoor unit Risk of Electric ShockHow to Test Run the Air Conditioner Operation lamp Timer lamp Quiet lamp ION lampRemote Control Unit Installation Position Mounting on a WallAddress Switch Address Setting of the Remote Control UnitConnecting a Home Automation device Installation Check Sheet