ChungHo Nais Super Iguassu ice User Manual

Technical & Repair guide for ChungHo Super Iguassu ICE 900call 888.758.1234 for further technical supportIGUASSU ICE 900Technical Manual

1034 DETAILED EXPLODED DIAGRAM 2Exploded Diagrram

11Exploded Diagram35 DETAILED EXPLODED DIAGRAM 3

Exploded Diagrram36 PARTS LIST12Drip TrayABS+Acryl 65%ABS+Acryl 65%STEELGrill - Drip TrayDispensing ButtonDispensing Button CoverBracke

134System Diagram4-1 WATER PURIFICATION PROCEDURE4-2 ICE MAKING PROCEDUREWire Condenser Evaporator Ice GrillCold Water Tank Ice StorageHeat Exchang

5Distribution Line Diagram14Drip Tray Rotating MotorCirculation PumpIce detection SensorCold water temp. SensorIce making temp. SensorDrain SwitchDisp

6Product Specication15Rated Consumed Po we rHot/Cold W a t e rIce MakingAmbientHot / ColdIceRoom Temperature68°F (20°C) 86°F (30°C)Time11 min.±1min.

7Installation Precautions16When installing the product, do not install it at the following places.- Near re- Near ammable material - Wet place- A

8Relocation/Installation Precautions1712345This is to be performed with the power plug inserted. Remove the front lower panel by rst pushing the cove

9Installation181234567891011Install the product on a level surface. (Change product level using the product leg adjustment and conrm the level surfac

10Usage1910-1 DISPLAY (A)10-2 WATER DISPENSING & BUTTONS (B)USB connection can be used to connect diagnostic testing device or to charge USB com

2Table of Contents1. Designation of Components2. Product Features3. Exploded Diagram & Parts List 3-1. Overall Exploded Diagram 3-2. Ice Making

10Usage2010-4 SELECTION / DESELECTION FUNCTION123123Lock Function ( Ice / Hot water locking function) SettingTouch LOCK/ICE touch sensor button softl

1221Ice Making Function SettingTouch CONST button for over 10 seconds.*As pressing the button, continuous water dispenser function is automatically se

Product Usage22Continuous Water Dispenser Function SettingThis function is for dispensing ambient/cold water continuously. Touch CONST. butt

Product Usage23105 ICE AND WATER DISPENSINGIce Dispensing ModeIf ICE(ice dispense) touch sensor button is pressed, the door of the icestor

Product Usage241234567The ice making system of the IGUASSU ICE 500 automatically operates according to designed program settings after apply

No Malfunction Page1 Power 262 Refrigerant Leak 273 Hot Gas Leak 284 Filtration Malfunction 295 Inlet Sol V/V Defect 306 Cold/Ambi/Hot Water Sol V/V D

Trouble Shooting26Open the Front Lower Panel to nd the fuse holder.Check the Fuse location, and see if the Fuse (inside the Fuse holder) is

Trouble Shooting27Touch the back grill with your hand to determine temp. (During Ice Making 100ºF ~ 140ºF : Hot)Coolant leak occurs at weldi

Trouble Shooting28123 HOT GAS LEAKHot gas sol v/v: DC24VCoil (including Wire) + Body (mesh)When hot gas leaks, heat transfers to ice makin

Trouble Shooting29Check to see if Ambient tank is (25%) full.If clogged, it will prevent water ow.(OLC Mesh / Medium Filter)Check to see if

31Designation of ComponentsDesignation of ComponentsContinuous Dispensing Mode ButtonIce Full LEDWater Full LEDHot Water/Ice Lock

Trouble Shooting30Inlet Sol V/V and/or Cold level Sensor Defect(Defect if over 5 minutes total for 3 consecutive times)12-5 INLET SOL V/V D

Trouble ShootingOpen front upper panel to check hot/cold/ambient water dispensing solenoid valves.- Check its voltage is DC24V supplies to S

Trouble Shooting32127 PRODUCT LEVEL DEFECTIf the product is not properly leveled, it may cause ice to over freeze and/or freeze irregularl

Trouble Shooting33Water may ow over to drip tray if the drain is not working properly.Water goes out to drainage outlet,- When water dispen

Hot water temp-sensor : Check electric resistance. Auto Bimetal : 90N (Max 199.4°F)Manual Bimetal : 105N (when O, 221°F)Check heater wire connection

35Trouble Shooting1210 CIRCULATION PUMP DEFECTOpen the Front upper cover to check the circulation pump located at the bottom right.- Volta

36Open Front upper panel to check the Synchronous Motor.Applied volatage : AC220V/60HzAttach Tray Motor coupler on the Synchronous Motor.Detach the mo

37Trouble Shooting1212 MICRO SWITCH ASS’Y  SYNCHRONOUS MOTOR Open Front upper panel to check the switch of Synchronous Motor. (located in

381213 COLD WATER LEVEL SENSOR DEFECTTrouble ShootingCold water level sensor- 3 lines : GND, Signal, DC12V* GND helps stabilizing the volt

Function PCB- Check wires and connections- Check the sponge inside- Check for humidity insideIce discharging PCB- Check for residual water and remove

4Product Features2Water Purication System Providing an Integrated Ice Making FunctionIGUASSU ICE 500 is designed for both convenience and practicalit

401215 COLD WATER SENSOR DEFECTTrouble ShootingPull out the sensor by removing heating insulation. (O-ring inside, check for leakage)Fault

41Trouble Shooting1216 ICE FULL SENSOR TX, RX DEFECTOpen the front upper panel to nd the Transmitting Sensor(TX) at the bottom left of

42Trouble Shooting1217 ICE FULL LED DEFECTIce Full led is ON when ice making time is shortened by half and it occurs for 3 consecutive tim

43Trouble Shooting1218 PCB CONTROLLERUnscrew bolts from the top cover and the rear panel (2EA).Disconnect wires on the front upper panel f

4444Trouble Shooting1218 PCB CONTROLLER CONT’DPress PCB holder (5ea) to detach it from PCB control panel. Replace Main PCB controller.6P

4545Trouble Shooting1219 FUNCTION SELECTION PCBDetach top cover (2 screws), and front upper panel (2 screws).Detach Function Selection PCB

46Trouble Shooting1219 FUNCTION SELECTION PCB CONT’DUnscrew the screws: M3X6 (2EA) that hold USB port from the Function selection PCB.Un

47Trouble Shooting1219 FUNCTION SELECTION PCB CONT’DDisconnect wire between Function selection PCB and USB port.Disconnect all wires fro

48Trouble Shooting1220 TRAY MOTOR/MICRO SW CHANGERemove or replace Rotating drip tray motor.Detach Cold water inlet Sol V/V.Detach EPS Mot

49Trouble Shooting1221 CIRCULATION PUMP/COLD TEMP SENSOR CHANGERemove Top cover & Front upper panel.Detach Hot, Ambi, Cold Sol Ass’y an

5Product FeaturesInfrared Water Level Detection SensorInfrared OLC sensor is applied in IGUASSU ICE 500. It provides more improved detection

50Trouble Shooting(°F) (KΩ) (°F) (KΩ) (°F) (KΩ) -22 117 41 22.2 104 5.8-13 90 50 18.1 113 4.9-4 70 59 14.7 122 4.15 55 68 12.1 131 3.5

5113Flow Chartswater level over?Level check subroutineHot water subroutineDischarging ice subroutineDischarging ice subroutineIce Full subroutineIce F

52Flow Charts132 ICE FULL SUBROUTINEJustPower on?Ice just ejected?Ice just dispensed?Ice Full?Ice making OFF?For 7 SecondsTX Transnsmitting (

STARTEND“ECONO” buttonON?Night Time?“HOT” buttonON?Hot WaterOperationHot WaterStoppedAbnormalNormal Hot WaterOperation?NONONONOYESYESYESYESFlow

54Flow Charts135 WATER LEVEL CHECK SUBROUTINEWater Level Below Full?Water Level over re-operation?Filtration ONFiltration OFF

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ChungHo USA1240 N. Simon Circle Suite AAnaheim CA [email protected]

6Product FeaturesNoise PreventionOperating noise level is signicantly lowered due to applying a dual noise prevention material, and utilizi

73Exploded Diagram & Parts ListExploded Diagram31 OVERALL DIAGRAMWater Dispensing Solenoid ValveDrainage SwitchDrainage ValveTR

83-2 ICE MAKING DEPARTMENTInlet Solenoid ValveSub TankIce Full Sensor (RX)Ice Full Sensor (TX)Synchronous Motor (Camshaft)Circulation PumpCold Water

9Exploded Diagram33 DETAILED EXPLODED DIAGRAM 1