43
Trouble
Shooting
12-18 PCB CONTROLLER
Unscrew bolts from the top cover and the rear panel (2EA).
Disconnect wires on the front upper panel from the Main PCB controller.
Unscrew bolts from the side panels. (2ea)
1
2
3
Black
Page 1: ...Technical Repair guide for ChungHo Super Iguassu ICE 900 call 888 758 1234 for further technical support IGUASSU ICE900 Technical Manual...
Page 2: ...edure 4 2 Ice Making Procedure 5 Distribution Line Diagram 6 Product Specification 7 Installation Precautions 8 Relocation Installation Precautions 9 Installation 10 Usage 10 1 Display 10 2 Water Disp...
Page 3: ...sing Nozzle Water Dispensing Push Button Cold Water Selecting Button Ambi Water Selecting Button USB Port Light Detection Sensor Ice Dispensing Hole Front Upper Panel Drip Tray Drainage Valve Drainage...
Page 4: ...oint Method The Freezing Point Method produces only the purest ice by supplying purified water to the ice making unit The freezing point principle states that the purest water freezes at 32 while non...
Page 5: ...old ambient water continuously The system maximizes user convenience since a set volume of water either 0 5l or 1l can be dispensed with a touch of buttons Not available for hot water Automated Operat...
Page 6: ...convenient to the user because it enables ambient water cold water and hot water to be taken at the press of a button Beep Function It provides customers a convenient reminder that a system setting h...
Page 7: ...7 3 Exploded Diagram Parts List Exploded Diagram 3 1 overall diagram Water Dispensing Solenoid Valve Drainage Switch Drainage Valve TR...
Page 8: ...ING DEPARTMENT Inlet Solenoid Valve Sub Tank Ice Full Sensor RX Ice Full Sensor TX Synchronous Motor Camshaft Circulation Pump Cold Water Level Sensor Cold Water Temperature Sensor DischsrgeAss y Expl...
Page 9: ...9 Exploded Diagram 3 3 detailed exploded diagram 1...
Page 10: ...10 3 4 detailed exploded diagram 2 Exploded Diagrram...
Page 11: ...11 Exploded Diagram 3 5 detailed exploded diagram 3...
Page 12: ...RING Circulation Pump HEAD Cold tank Ice making Unit EPS Drip Tray Motor S W Panel Noise reducing BASKET TUBE Cold water dispensing TUBE Ambi water dispensing TUBE Cold water Sol V V In TUBE Cold Sup...
Page 13: ...Drier Pre Carbon Raw Water Wasted Water Flushing Water A F V 1 4 TEE Auto Shutoff Valve Solenoid Valve Cold Water Sol V V Sub Tank Hot Water Sol V V Cold Water Sol V V Ambient Water Sol V V Drip Tray...
Page 14: ...n Sensor Cold water temp Sensor Ice making temp Sensor Drain Switch Dispensing Button Environmental temp Sensor Switch Location detect drip tray Ice Dispensing Function PCB Automatic Check Hot Cold Am...
Page 15: ...Making Hot Cold Wire Condenser Type Power Consumption Storage House 13g 1g x 12ea one time ice making 1ea cold water tank submerging 220W Super Iguassu Ice CHP 5070S 16 9W x 19 4D x 58 7H inch AC 110...
Page 16: ...mately 8 in between the wall sides and rear surfaces of the product so that ventilation may be smoothly performed for safe operation of product When connecting tubing hose take care so that the tubing...
Page 17: ...ve cold water by pressing the water dispense button In order to remove the water remaining in the cold water tank tilt the product forward and do so until cold water does not come out Take out the ice...
Page 18: ...ink bathroom or etc Install the removed water brine line and drained water line separately If drainage dose not function properly due to improper installation then water may flow back toward waterspou...
Page 19: ...ing ice Red Used to dispense water into a container such as a cup after selecting the desired water temperature among ambient water cold water and hot water COLD ColdWater Selection AMBI AmbientWater...
Page 20: ...ing Hot water dispensing selection and the ice dispensing function do not work after the lock function is set 10 3 OPERATIONAL BEEP Action Beep Remarks Occurrence During Power ON Ding Dong Dang One Ti...
Page 21: ...ased Setting sound Ding ding ding When it is released remained ice is dispensed until the ice storage house is being emptied But ice making function is disabled HOT hot water Operation Setting If hot...
Page 22: ...3 6 Usage 5 ECONO power saving Function Setting Touch the HOT ECONO hot water operation power saving selection touch sensor button Power saving display LED is turned on and power saving function is s...
Page 23: ...er comes out After early power ON water full LED is lighted up cold water dispensing selection is available Ambient Water Dispense Mode If AMBI ambient water selection touch sensor button is selected...
Page 24: ...system will produce the ice according to the given water supply Water supply action To supply about 25G 1 of cold water every 50 seconds into ice making tray in order to make ice Ice making action To...
Page 25: ...0 Circulation Pump Defect 35 11 Tray Motor Coupler 36 12 Micro Switch Ass y Synchronous Motor 37 13 Cold Water Level Sensor Defect 38 14 Display Module Defect 39 15 Cold Water Sensor Defect 40 16 Ice...
Page 26: ...ver and check the IN OUT sockets and voltage of the transformer INPUT AC110V Wire Black color OUTPUT AC21 Wire Red color Replace the T R if defected Check if transformer OUTPUT AC 21V goes to the Cont...
Page 27: ...k occurs at welding areas as marked below check with the power meter If leaks very low power 100W or below is detected 12 2 Refrigerant LEAK How to Diagnose 1 2 Please note that when the ice is releas...
Page 28: ...blinking If temperature of ice making part goes down below 158 F by turning off the system for a while and back on ice making process will operate again When hot gas leaks due to foreign objects in ho...
Page 29: ...nction Symptom Water tanks do not get full Cause of Defect 1 Mesh clog 2 Defective Pump 3 Defective Sol V V 4 Membrane clog AS Procedure 1 If Mesh Medium Filter are clogged Clean or replace 2 Check to...
Page 30: ...Faulty inlet solenoid Valve causes water dispensing malfunction due to not supplying water to the cold water tank 3 Check inlet solenoid valves located at the bottm of Controller PCB Check its voltag...
Page 31: ...leak of each Sol V V Check wire connection Top Clear Bottom Left Red Bottom Right Blue Check connections of each Sol V V bracket for all Inlet Sol V V Ambi Sol V V Hot Sol V V Cold Sol V V is only fo...
Page 32: ...properly leveled it may cause ice to over freeze and or freeze irregularly Check the product s level by using a level detector which is located under the drip tray Set the level accordingly Water lea...
Page 33: ...d water goes out through drip tray When Ice melts from the storage When cold tank overflows When ambient tank overflows Check the connection if it s bent or twisted Check also 3 8 Equal Tee 3 8 BulkHe...
Page 34: ...e affixed properly onto hot water tank s surface Top Automatic bimetal Bottom Manual Press the Reset Button of the manual bimetal When off Click sound will occur 1 2 3 4 34 Trouble Shooting 12 9 HOT W...
Page 35: ...rom the body Detach Inlet Sol V V Drain all cold water by dispensing it Detach EPS Detach the Circulation pump by rotating it 90 clockwise Voltage is applied and not rotating replace the Circulation p...
Page 36: ...or coupler on the Synchronous Motor Detach the motor to check breakage of motor coupler Rotating Drip Tray Motor coupler Synchronous Motor 1 2 3 4 Trouble Shooting 12 11 Tray motor coupler Tray motor...
Page 37: ...S W to Ice rejection S W is normally under 16 seconds Avg 16 sec when from ice rejection to making Water drops onto Main PCB cause malfunctioning Check the lever and connections of the drip tray motor...
Page 38: ...Detection Release delay 2 sec Defects on cold level sensor cause either not supplying or over supplying water to cold tank Replace it if faulty 3 Check cold water level sensor by opening the front upp...
Page 39: ...B is affixed tight Check in out wire connections of all PCBs Dispensing PCB Check for residual water and remove if any Check if the PCB is affixed tight 1 2 3 4 Trouble Shooting 39 12 14 Display modul...
Page 40: ...eplace the sensor if defected When short Replace the sensor 3 Check the cold water sensor by opening front upper panel 3PIN 5V Signal GND GND is connected to the bracket screw in order for the sensor...
Page 41: ...eceiving Sensor RX at the bottom right of the water tank 2 Pin housing White Transmitting part Black Receiving part located on the back of the unit Ice full transmits for 5 seconds by pressing Ice dis...
Page 42: ...ce discharge 3 Open front upper panel to find the switch inside the Synchronous Motor inside EPS Ice Full LED Blinking exceeding detection time 60 sec Ice Full LED Blinking S W pressed simultaneously...
Page 43: ...e Shooting 12 18 PCB controller Unscrew bolts from the top cover and the rear panel 2EA Disconnect wires on the front upper panel from the Main PCB controller Unscrew bolts from the side panels 2ea 1...
Page 44: ...PCB holder 5ea to detach it from PCB control panel Replace Main PCB controller 6 PCB Cover after front upper panel detached 2 screws need to be unscrewed to detach PCB cover Detach PCB cover Disconne...
Page 45: ...ing 12 19 Function Selection PCB Detach top cover 2 screws and front upper panel 2 screws Detach Function Selection PCB carefully Remove the screws M3X8 6EA first on Function Selection PCB of the fron...
Page 46: ...election PCB cont d Unscrew the screws M3X6 2EA that hold USB port from the Function selection PCB Unscrew the screws M3X6 4EA that hold the Function selection PCB 5 6 Disconnect wire between Function...
Page 47: ...47 Trouble Shooting 12 19 Function Selection PCB cont d Disconnect wire between Function selection PCB and USB port Disconnect all wires from the function selection PCB and replace it 1 2...
Page 48: ...Shooting 12 20 Tray Motor Micro SW Change Remove or replace Rotating drip tray motor Detach Cold water inlet Sol V V Detach EPS Motor panel and replace micro S W 2 3 4 Detach Top Cover and Front uppe...
Page 49: ...emove Top cover Front upper panel Detach Hot Ambi Cold Sol Ass y and EPS Replace circulation pump cold water temperature sensor and or cold water level sensor Detach Cold Ambient and Hot water sol V V...
Page 50: ...5 113 21 8 4 485 59 78 5 122 18 5 364 68 62 5 131 14 9 14 276 77 50 140 12 4 23 211 86 40 3 149 10 4 32 170 95 32 6 158 8 7 12 23 Sensor table 12 23 A Ice Making Temp sensor Cold Water Temp sensor Ta...
Page 51: ...Ice Making Cold Hot Ambi Water Stop FULL LED blinking Comp OFF Drip Tray Ice Dischaging Position Comp OFF Pump 5 min ON Comp OFF Pump 5 min ON Comp ON Pump 45 sec ON Drip Tray Ice Dischaging Position...
Page 52: ...e just ejected Ice just dispensed Ice Full Ice making OFF For 7 Seconds TX Transnsmitting PWM 5 cont d sec Ice Full After 10 min every 10 min For 7 Seconds TX Transmitting PWM Normal Cold Insulated op...
Page 53: ...rmal Normal Hot Water Operation NO NO NO NO YES YES YES YES Flow Charts 53 13 3 hot water subroutine 13 4 ice ejection subroutine START END Water Tray moves into Ice ejection position Water Tray moves...
Page 54: ...54 Flow Charts 13 5 water level check subroutinE Water Level Below Full Water Level over re operation Filtration ON Filtration OFF...
Page 55: ...55...
Page 56: ...ChungHo USA 1240 N Simon Circle Suite A Anaheim CA 92806 888 758 1234 www chunghousa com techsupport chunghousa com...
