Icematic N131M Service Manual
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Icematic N131M Service Manual

Icematic N131M Service Manual

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SERVICE MANUAL
E L E C T R O N I C
M O D U L A R C U B E S
N 131 M
N 201 M
N 301 M
N 401 M
N 501 M
OUR SYSTEMS COMPLY WITH EEC DIRECTIVE 73/23 - 89/336 CEE
SERVICE MANUAL
ISO 9001
Cert. N° 0412/2
Cod. 71503493/0 - Rev.001 - GB - 01/2006

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Summary of Contents for Icematic N131M

  • Page 1 E L E C T R O N I C SERVICE MANUAL M O D U L A R C U B E S N 131 M N 201 M N 301 M N 401 M N 501 M ISO 9001 Cert.

  • Page 2: Table Of Contents

    Table of contents TABLE OF Specifications 3-4-5-6-7-8-9-10 CONTENTS FOR THE INSTALLER Introduction Storage bin Standard legs Important operating requirements Select location Storage bin Ice machine Stacking instructions Final check list FOR THE PLUMBER Conform to all applicable codes Water inlet Drains For the electrician Electrical connections...

  • Page 3: Specifications

    SPECIFICATIONS MODULAR CUBER N 131 M N131M 26.5 mm 13 mm STANDARD HALF DICE D101...
  • Page 4 PRODUZIONE DI GHIACCIO Produzione di ghiaccio in 24 ore fino a ICE PRODUCTION Ice produced for 24 hours up to kg. 140 Eisproduktion in 24 Stunden bis zu EIS PRODUKTION Production de glace en 24 h jusqu’à PRODUCTION DE GLACE Produccion de hielo en las 24 horas hasta PRODUCICON DE HIELO RAFFR.
  • Page 5 SPECIFICATIONS MODULAR CUBER N 201 M N201M/N301M N201M/N301M 26.5 mm 13 mm KS201/301 N201M/N301M N201M/N301M KN311 STANDARD HALF DICE D310 D201...
  • Page 6 PRODUZIONE DI GHIACCIO Produzione di ghiaccio in 24 ore fino a ICE PRODUCTION Ice produced for 24 hours up to kg. 215 Eisproduktion in 24 Stunden bis zu EIS PRODUKTION Production de glace en 24 h jusqu’à PRODUCTION DE GLACE Produccion de hielo en las 24 horas hasta PRODUCICON DE HIELO RAFFR.
  • Page 7 SPECIFICATIONS MODULAR CUBER N 301 M N201M/N301M N201M/N301M 26.5 mm 13 mm KS201/301 N201M/N301M N201M/N301M KN311 STANDARD HALF DICE D310 D201...
  • Page 8 PRODUZIONE DI GHIACCIO Produzione di ghiaccio in 24 ore fino a Ice produced for 24 hours up to ICE PRODUCTION kg. 320 Eisproduktion in 24 Stunden bis zu EIS PRODUKTION Production de glace en 24 h jusqu’à PRODUCTION DE GLACE Produccion de hielo en las 24 horas hasta PRODUCICON DE HIELO RAFFR.

  • Page 9: Spécifications

    SPÉCIFICATIONS MODULAR CUBER N 401 M N401M N401M 26.5 mm 13 mm KS401 N401M N401M KN311 STANDARD HALF DICE D310 D201...
  • Page 10 PRODUZIONE DI GHIACCIO Produzione di ghiaccio in 24 ore fino a Ice produced for 24 hours up to ICE PRODUCTION kg. 405 Eisproduktion in 24 Stunden bis zu EIS PRODUKTION Production de glace en 24 h jusqu’à PRODUCTION DE GLACE Produccion de hielo en las 24 horas hasta PRODUCICON DE HIELO RAFFR.
  • Page 11 SPECIFICATIONS MODULAR CUBER N 501 M N201M/N301M N201M/N301M 26.5 mm 13 mm KS201/301 N201M/N301M N201M/N301M KN311 STANDARD HALF DICE D310 D201...
  • Page 12 PRODUZIONE DI GHIACCIO Produzione di ghiaccio in 24 ore fino a ICE PRODUCTION Ice produced for 24 hours up to kg. 485 Eisproduktion in 24 Stunden bis zu EIS PRODUKTION Production de glace en 24 h jusqu’à PRODUCTION DE GLACE Produccion de hielo en las 24 horas hasta PRODUCICON DE HIELO RAFFR.

  • Page 13: For The Installer

    These instructions provide the specifications and STORAGE BIN the step-by-step procedures for the installation, The N121M stack on top of ICEMATIC bin model D101. The N201M - N301M - N401 M - N501M start up and operation for the ICEMATIC...

  • Page 14: Select Location

    AIR BAFFLE STORAGE BIN Install on the back side of the machine the air The Icematic bins for these units are the D101 - baffle as per instruction provided with it. D201 - D301. Other bins may be available with bin tops to vary the storage capacity.

  • Page 15: For The Plumber

    C. Adequate water supply pressures. be mounted as per fitting instructions included in Since water is the most important single ingredient their package, respectively on N131M - in producing ice you cannot over emphasize the N201M - N301M - N401M - N501M located in three items listed above.

  • Page 16: Final Checklist

    11. Has the owner/user been given the name 5. Has the electrical power supply wiring been and telephone number of the Authorized ICEMATIC Distributor or Service Agency properly connected and the voltage tested and serving him? checked against the nameplate rating? Has the unit properly grounded.

  • Page 17: Start-Up

    START-UP Water is coming into the water through the Water Inlet Solenoid Valve till the water reservoir if filled up to the maximum level controlled by a START-UP CYCLE Water Level Sensor. Open the water tap/valve and switch ON the 30 seconds later, the Water Pump starts up.
  • Page 18 and both NOTE: This type of machine produce an "ICE PLATE" that breaks when falls down into the • Machine Under Power storage bin. Setting the ice thickness sensor • Machine in Operation in order to have single ice cubes may cause malfunction of the machine.

  • Page 19: Operation

    OPERATION FREEZE CYCLE EVAPORATOR HEAT EXCHANGE THERMOSTATIC EXP. VALVE SUCTION LINE HOT GAS VALVE (CLOSED) COMPRESSOR CONDENSER DRIER FAN MOTOR REFRIGERATION SYSTEM SCHEMATIC REFRIGERATION DURING FREEZE: This ice machine employes either air or water as This is determined by the temperature of the TXV a condensing media, the refrigeration system for sensing bulb, located on the suction line either one is a follows:...

  • Page 20: Water System

    FREEZE CYCLE water tube and then cascades down the WATER SYSTEM evaporator surface by gravity. As it flows accross A combination of a solenoid water inlet valve with the refrigerated evaporator, some of the water a water level sensor is used to control the level of will be chilled enough to change form, turn to ice, the water into the reservoir/sump.

  • Page 21: Refrigeration System During Harvest

    HARVEST (DEFROST) CYCLE EVAPORATOR HEAT EXCHANGE THERMOSTATIC EXP. VALVE SUCTION LINE HOT GAS VALVE (OPEN) COMPRESSOR CONDENSER DRIER FAN MOTOR REFRIGERATION SYSTEM SCHEMATIC REFRIGERATION SYSTEM DURING All water remained in the reservoir at the end of HARVEST freezing cycle is pumped-out, to the waste, through the water solenoid and drain line during The refrigeration system performs the harvest of the first 40 seconds of the defrost cycle eliminating...

  • Page 22: Alarm Conditions

    the actuator plate of the deflector cover are Both the last two Red LED are BLINKING SLOW: closed, thereby - via electronic control board - WATER ERROR closing the circuit to the main contactor coil and consequently to the compressor and fan motors Water level inside the water sump too low after 3’...

  • Page 23: Pc Board Set Up

    PC BOARD SET UP AUTOMATIC RESET MODE The PC Board can be set up for: The Automatic Reset Mode is activated only for • Manual Reset Mode (Jump IN) the following ALARM CONDITIONS: • WATER ERROR • TOO HIGH CONDENSING TEMPERATURE •...

  • Page 24: Service Specifications

    Cube Size Control Ice Sensor - distance from evaporator .........4 ÷ 5 mm High Pressure Safety Switch N131M: Cut out 30 bar - Cut in 19 bar N201M - N301M - N401M - N501M: Cut out 33 bar - Cut in 23 bar MODEL Disch.

  • Page 25: Component Description

    COMPONENT DESCRIPTION LED Nr. 5 Front Console Panel Alarm high pressure. Equipped with five LED plus a push button that BUTTON B when glow or blink are monitoring: Reset/Washing. LED Nr. 1 Electrical power supply. LED Nr. 2 Operation. LED Nr. 3 Bin full./Washing.
  • Page 26 Ice Thickness Sensor rear side of the machine and a monitoring light on the Front Console Panel. Located in the front upper right side off the evaporator, the sensor is made with two metal Water Regulating Valve reeds in which passes power at low voltage. The (Water Cooled Models) two metal reeds, which are individually insulated, are set, through a setting screw, to maintain...
  • Page 27 level at beginning of the freezing cycle by receiving again to the max. level so to minimise any possibility of slush ice formation a low power current passing through the water. A flow control, fitted into its outlet port, reduces When the current reaches the PC Board, the the pressure of the water flow.
  • Page 28 N 131 M - N 201 M - N 301 M - WIRING DIAGRAM 220 V. 50 Hz. 1 ph. m = brown bc = light blue gv = yellow green b = white n = black = red a = orange A - Input terminal board K - Manual/Automatic reset jumper B - Compressor contactor...
  • Page 29 N 401 M - N 501 M - WIRING DIAGRAM 220 V / 50-60 Hz / 1 ph...
  • Page 30 N 401 M - N 501 M - WIRING DIAGRAM 380-400 V / 50 Hz / 3N...

  • Page 31: Service Diagnosis

    SERVICE DIAGNOSIS The table below is intended as a quick reference Reference to other portions of this manual, to aid the Service Agent in determining the cause inclusing wiring diagrams, installation, and of a particular type of malfunction, as well as the operation are recommended to better determine recommended repair.

  • Page 32: Icemaker

    The machine should stop with the blinking of the Citric Acid. Refer to CLEANING - Icemaker. Yellow LED (slow blink). Pour 150 gr for N131M and 250 gr for other models of citric acid directly into the NOTE: Cleaning/Sanitising requirements...
  • Page 33 Pushing the RESET BUTTON for 6-8 NOTE: RINSING mode consists of: seconds the machine restarts in the freezing a) energize the water drain valve and the cycle. water pump for 40 seconds to empty the reservoir Replace the evaporator cover deflector and b) deenergize the water drain valve and the front panel.
  • Page 34 Notes:...
  • Page 35 Notes:...
  • Page 36 Via del Lavoro, 9 C.P. 172 I - 31033 Castelfranco Veneto (TV) Italy Tel. (0423) 738452 - Fax (0423) 722811 E-mail: service@castelmac.it Web-site: www.castelmac.it Cod. 71503493/0 - Rev.001 - GB - 01/2006...

This manual is also suitable for:

N201mN301mN401mN501m

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