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Ice-O-Matic GEMD270A Service And Installation Manual

Ice-O-Matic GEMD270A Service And Installation Manual

Pearl ice / water dispenser

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SERVICE AND INSTALLATION MANUAL
PEARL ICE® / WATER DISPENSER
MODEL-GEMD270A
Ice-O-Matic
11100 East 45th Ave
Denver, Colorado 80239
Part Number 9081407-01
Print Date 9/09

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Summary of Contents for Ice-O-Matic GEMD270A

  • Page 1 SERVICE AND INSTALLATION MANUAL PEARL ICE® / WATER DISPENSER MODEL-GEMD270A Ice-O-Matic 11100 East 45th Ave Denver, Colorado 80239 Part Number 9081407-01 Print Date 9/09...
  • Page 2: Ice-O-Matic

    SERVICE PARTS MANUAL 22 INCH WIDE ICE SERIES CUBERS MODEL-ICE0320, ICE0520 Includes 50Hz. Units ICE-O-Matic 11100 East 45th Ave Denver, Colorado 80239 Part Number 9081297-01 PD04/02 Rev1/05...
  • Page 3: Table Of Contents

    Ice-O-Matic GEMD270A counter top Pearl outlined in this manual. Iceâ dispenser. Ice-O-Matic 11100 East 45th Ave.
  • Page 4 GEMD270A: Ice Maker Dispenser, TouchFree, 200 lb ice making capacity, Pearl Ice â, 12 lb storage To keep your Ice-O-Matic Pearl Ice â Dispenser at peak performance levels, periodic maintenance checks must be carried out as indicated in this manual.
  • Page 5 GEMD270A CABINET DIAGRAMS Page 3...
  • Page 6 10. Remove the manufacturer’s registration card from the inside of the Users Manual and fill-in all The base of the GEMD270A must be sealed to the parts including Model and Serial Number taken counter top. from the data plate. Forward the completed 1.
  • Page 7 All Ice-O-Matic ice machines require a solid earth wire. This Ice-O-Matic ice machine is supplied from the factory completely pre-wired and only needs to be plugged into a nearby 115 volt outlet.
  • Page 8 TO ALL APPLICABLE CODES a plumbing permit is required. CONNECT TO POTABLE WATER ONLY The model GEMD270A is capable of having water connections through the bottom base or through the rear bottom side of the machine. In this second case it is necessary to remove the small panel at the bottom rear.
  • Page 9 Check the model and serial number against the serial plate and mail the registration card to Ice-O-Matic. 11. Has the owner been given the name and the phone number of the authorized Ice-O-Matic Service Agency serving them? Page 7...
  • Page 10: Operating Instructions

    GEMD270A OPERATING INSTRUCTIONS INITIAL START UP B. After 3 minutes have elapsed – the stand by period – the unit starts operating by activating After having correctly installed the ice machine and systems in following sequence: completed the plumbing and electrical 1.
  • Page 11 GEMD270A INITIAL START UP CONTINUED OPERATION CHECKS UPON THE UNIT START NOTE: If the evaporating temperature has not dropped lower than 30° F within ten minutes of D. Remove the service panels and (if needed) compressor start-up, the evaporating temperature...
  • Page 12 GEMD270A signaling that there is a full storage bin (Fig.6). After diagnosing and fixing the cause of the temperature rise, push the RESET BUTTON on Remove your hand to allow the electronic eye to the control board. resume normal operation. After about 6 seconds...
  • Page 13 GEMD270A SETTING THE DISPENSING SELECTOR Setting the dispensing time a) First, select the Dispensing Mode by pushing the proper switch. It’s possible to modify the dispensing time to 5, 10 or 15 seconds. To modify the original setting time b) Place a glass or a carafe in front of the two (5 seconds): Optical Dispensing Devices.
  • Page 14 GEMD270A PRINCIPLE OF OPERATION WATER CIRCUIT In the freezer the incoming water gets chilled into soft (slush) ice, which is moved upward by the The water enters the machine through the water rotating action of the auger. The stainless steel...
  • Page 15 GEMD270A REFRIGERANT CIRCUIT The hot gas refrigerant discharged from the When the condenser temperature goes below the compressor reaches the condenser where it is pre-fixed limit, the temperature sensor changes its cooled down and condenses into liquid. electrical resistance again by reducing the flow of current to the PC Board to cause a temporary stop of the Fan Motor.
  • Page 16 GEMD270A MECHANICAL SYSTEM overloading the electrical and mechanical The mechanical system of the Ice-O-Matic Ice components of the entire Drive System and extend Dispenser consists of a gear motor assembly that their durability. drives (through a ratchet coupling) a worn shaft or...
  • Page 17: Component Description

    GEMD270A COMPONENT DESCRIPTION If the temperature rises to 158°F or above the A. EVAPORATOR TEMPERATURE SENSOR - BLUE 2 POLE CONNECTOR - MANUAL RESET current sent to the microprocessor causes the machine to cease operation and turns on the 2nd The evaporator sensor probe is inserted into its RED WARNING LED.
  • Page 18 GEMD270A COMPONENT DESCRIPTION E. ICE BIN LEVEL LIGHT CONTROL – BLACK F. ICE/WATER OPTICAL DISPENSING DEVICE - FOUR POLE CONNECTOR –AUTOMATIC BLUE FOUR-POLE CONNECTOR RESET Located on the front of the dispensing area it The electronic ice bin level control (located on the...
  • Page 19: Component Description

    GEMD270A COMPONENT DESCRIPTION G. FRONT DISPENSING SELECTOR/DISPLAY - The PC BOARD is the brain of the system. It relays through its microprocessor, the signals BLACK SIX-POLE CONNECTOR received from the sensors to control the operation Placed in the upper front part of the dispensing...
  • Page 20: Component Description

    GEMD270A COMPONENT DESCRIPTION The gear case contains a train of three spur gears, I. FLOAT RESERVOIR the first of which is fiber to limit the noise level. All The float reservoir consists of a plastic water pan three gears are encased in case bearings and are which has a float valve with a set screw on it.
  • Page 21: Service Diagnosis

    GEMD270A SERVICE DIAGNOSIS SYMPTOM POSSIBLE CAUSE SUGGESTED CORRECTION Unit will not run Blown fuse in P.C. Board Replace fuse & check for cause of blown fuse No LED lights Master switch in OFF position Turn switch to ON position Inoperative P.C. Board Replace P.C.
  • Page 22 GEMD270A SERVICE DIAGNOSIS SYMPTOM POSSIBLE CAUSE SUGGESTED CORRECTION Wet ice Ambient temperature too high Move unit to cooler location High water level in the freezer Lower to approx. 20mm below ice spout Faulty compressor Replace Machine runs but makes no ice Water not entering in the freezer Air lock in feed line to freezer.
  • Page 23 GEMD270A MAINTENANCE AND CLEANING INSTRUCTION and the receiver on the upper side of the storage A. GENERAL bin to cut off the light beam for at least 6 seconds. The times and the procedures for maintenance This should cause the 1st RED LED on the front of...
  • Page 24 GEMD270A CLEANING INSTRUCTIONS OF WATER SYSTEM 1. Switch OFF the power supply to the If this should occur it is recommended that you GEMD270A. stop the ice machine for few minutes in order to allow the ice in the freezer to partially melt.
  • Page 25 GEMD270A REMOVAL AND REPLACEMENT Bearings, Auger, Water Seal 4. Remove the gear reducer from the unit. Reverse all individual sections to reassemble Note: Metric tools are required for this procedure. that section except for the top bearing and Disconnect electrical power.
  • Page 26 GEMD270A TOP BEARING REPLACEMENT Replacement of the top bearing The GEMD270A top bearing is a unique design. It is two bearings in one: a flat thrust bearing and a roller bearing. The bearing will separate if not installed 5/16” bolt properly.
  • Page 27 GEMD270A BEARING REPLACEMENT - CONTINUED 6. Remove coupling, bolt, washers and nuts. 7. The roller bearing is fully seated when it is 13/16” from the top edge of the breaker. 8. Thoroughly lubricate the thrust bearing and place it on top of the roller bearing. The inner race of the roller bearing must project through the center of the flat thrust bearing.
  • Page 28 GEMD270A WATER SEAL Stationary Half 1. Insert new water seal into bottom of evaporator. 2. Insert new bearing under the water seal, push or tap both in until the bottom of the bearing is flush 3. Assemble adapter to evaporator. Tightening the mounting bolts will correctly position the bottom bearing and bottom seal.