Scotsman BC0530 Service Manual
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Scotsman BC0530 Service Manual

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Summary of Contents for Scotsman BC0530

  • Page 1 Service Manual for model BC0530...

  • Page 2: Table Of Contents

    Scotsman’s website, www.scotsman-ice.com. Keep this manual for future reference. Scotsman Ice Systems are designed and manufactured with the highest regard for safety and performance. They meet or exceed UL563, verified by a nationally recognized safety authority such as UL or ETL.

  • Page 3: Specifications

    • 2.5 gpm The ice machine will likely be too deep to fit properly Voltage 115 volt models on a typical ice storage bin. Scotsman B530 bins will • Maximum 126 VAC require attachment bracket that is included with the ice machine.

  • Page 4: Back View

    BC0530 Service Manual Back View Ø.875 ELECTRICAL INLETS (2X) 3/4" FPT POTABLE WATER INLET 29.8 27.8 EXIT OPENING FOR Ø3/4" ID FLEX TUBING DRAIN 5/16-18 FOR MOUNTING (2X) 17.8 Note: Model and serial dataplate is on the back.. March 2020...

  • Page 5: Plan And Cabinet Drawings

    BC0530 Service Manual Plan and Cabinet Drawings ICE DROP OPENING 12.6 AIRFLOW DIRECTION 25.8 30.7 CLEARANCE FOR AIRFLOW 33.7 LEFT FRONT RIGHT Note: Do NOT install on a bin where the ice drop opening is blocked. March 2020 Page 5...

  • Page 6: Placement And Guidelines

    Failure to comply with all installation guidelines may approved by Scotsman. cause personal injury, equipment or property damage Scotsman reserves the right to make design changes and may void the product warranty. and/or improvements at any time. Note: Important Installation Advice Specifications and design are subject to change •...

  • Page 7: Installation: Assembly

    The ice machine is heavy! Use of a mechanical lift may be required. Attach the ice machine to the ice storage bin. The ice machine is supplied with an attachment bracket to fit Scotsman B330 and B530 ice storage bins. March 2020...

  • Page 8: Installation: Water

    BC0530 Service Manual Installation: Water Drains Note: Water temperatures higher than the recommended maximum will cause reduced capacity. Separate drains must be provided for the ice maker and ice bin. The size of the drain tubing must never High residual chlorine (more than 0.2 Ppm) can cause be reduced along its length.

  • Page 9: Installation: Electrical

    BC0530 Service Manual Installation: Electrical All units are intended to be installed with a permanent Branch circuit conductors may be sized to allow connection to the field electrical supply. Drop increasing the protector value up to the specified cord connections should never be used with this maximum.

  • Page 10: Installation Check List

    BC0530 Service Manual Installation Check List ◊ Is the ice maker and bin assembly level? ◊ Is there proper clearance around the machine for air circulation? ◊ Have all electrical, water and sewer connections been made? ◊ Has the supply voltage been tested with the ice ma+er on a dedicated, protected circuit? ◊...

  • Page 11: Initial Start Up

    BC0530 Service Manual Initial Start Up Make all plumbing and electrical connections to the ice machine and ice storage bin. See the next page. Remove front and right side panels. Remove all shipping materials from the ice machine including the water plate shipping strap. See the photo.

  • Page 12: Condenser Cleaning

    BC0530 Service Manual Condenser Cleaning The air cooled condenser will need regular maintenance. All air used to cool the ice machine flows through it, and eventually it will become restricted. That restriction to air flow reduces ice making capacity. CAUTION Rotating fan blade can cause personal injury.

  • Page 13: Cleaning Water System

    . Mix a cleaning solution containing 1. Mix 3 oz. of Scotsman Clear 1 Scale Remover in 8 tablespoons (1/2 cup) (96g) baking soda and a gallon of warm water.

  • Page 14: Component Location

    BC0530 Service Manual Component Location Water Plate Switch Control Stream Water Level Control Tube Water Plate Water Pump Water Fill Probe Controller March 2020 Page 14...

  • Page 15: Operational Information

    BC0530 Service Manual Operational Information Water Fill Levels, Cycle Times and Harvest Weights Water Fill Level inches (mm) * 2.75 (70) Approximate Cycle Time (Minutes) Approximate Harvest Weight-lbs. (kg) 7.70 (3.49) Note: Rough measurement from top edge of water tank to water level in control tube after water fill is complete.

  • Page 16: Mechanical Components

    BC0530 Service Manual Mechanical Components Water Plate: Functions as a water manifold with a flat surface and to regulate the web thickness between Refrigerant Compressor: Provided to pump the cubes. This surface is positioned close to the refrigerant through the refrigeration system. See the...
  • Page 17 BC0530 Service Manual Water Plate Springs: Function as the connection The “Clean” position signals the controller to between the cam arms and the water plate. They exclude operation of the contactor and thereby the also act as a safety mechanism, stretching if any ice...
  • Page 18 BC0530 Service Manual Control Stream: This is a small clear box, divided cube. Typically all cubes should have a small dimple into two sections and located on the front face of at the end of the freeze cycle. Lack of a dimple in the the water plate.

  • Page 19: Controller

    BC0530 Service Manual Controller PROGRAMMING PORT WATER LEVEL SENSOR RESET EVAPORATOR TEMP ADJUSTMENT BIN FULL ADJUSTMENT POWER EVAPORATOR PROBE ALARM HI WATER CLEAN LOW WATER MAKE ICE OVERFLOW FILL ARM UP BIN PROBE FREEZE PLATE UP LOWER ARM DOWN HARVEST...
  • Page 20 BC0530 Service Manual >4 After 3 consecutive occurrences of fault 4 the Note: After adjustment the controller must be reset. machine will attempt to remove any blockages by Reset Button: Reboots the controller. defrosting and cycling water – LED40 will be flashing...

  • Page 21: Error-Code Troubleshooting

    BC0530 Service Manual Error-Code Troubleshooting CODE: FAULT CODE INDICATES: POSSIBLE CAUSE: SOLUTION: (Rev. 1.1/1.2/1.3) Bad Evaporator Probe (shorted) or Repair/replace wiring or replace wiring. Probe. Evaporator temp over 120F. Hot Gas Valve stuck open Cuber Pull down the Water Plate and verify stuck in extended harvest mode.
  • Page 22 BC0530 Service Manual CODE: FAULT CODE INDICATES: POSSIBLE CAUSE: SOLUTION: Reset high-pressure safety, if tripped. (Rev 1.3) Not enough air or liquid flow Clean the condenser, on air-cooled through condenser. Freeze time exceeds 45 min. units. Check water/coolant supply, on three times consecutively.
  • Page 23 BC0530 Service Manual CODE: FAULT CODE INDICATES: POSSIBLE CAUSE: SOLUTION: (Rev 1.1/1.2) Water supply off or major leak in Turn on water supply or check for the water tank, or water lines. leaks. Water fill exceeds 5 min. External water filter plugged.
  • Page 24 BC0530 Service Manual CODE: FAULT CODE INDICATES: POSSIBLE CAUSE: SOLUTION: (Rev 1.3 only) This is an optional mode, which is Replace jumper to restore normal not as energy efficient. energy efficient minimum-rinse Machine is in Full-Rinse mode. Mode. (Left Jumper is pulled, on Controller) (Rev 1.3 only)

  • Page 25: Sequence Of Operation

    BC0530 Service Manual Sequence Of Operation The following tables describe the general states and sequence of operation for the ice machine models in ice- making mode with an additional table depicting the status when the ice bin is full and the cleaning mode. The charts provide information about the inputs to the controller and the corresponding AC outputs associated with each part of the ice making cycle.

  • Page 26: Ice Bin Full/Cleaning Mode

    BC0530 Service Manual Ice Bin Full/Cleaning Mode Ice Bin Full Cleaning Mode Control Status Status Bin Level Probe Cold/Bin Full Warm or cold Ice-Clean Switch Clean Contactor Open Open Water Plate Switch Up or Down Evaporator Temperature Probe Warm or Cold...

  • Page 27: Description Of Each Process

    BC0530 Service Manual Description of Each Process plate. The water solenoid valve will be energized to begin the water fill for the next ice-making cycle, the The following sequence begins with the cuber as defrost valve will be de-energized, and the evaporator shipped from the factory with the water plate(s) closed will begin to cool.

  • Page 28: Start Methods

    BC0530 Service Manual Start Methods Ice Making Mode Start Up At power up in the ice making mode the electronic control will monitor the following criteria: If the evaporator temperature is colder than the Harvest Termination temperature at start up the controller will switch to the Lower state.

  • Page 29: Compressor Test Procedure

    BC0530 Service Manual Compressor Test Procedure Safety: • Disconnect all electrical power before removing the protective terminal cover. • Refer all service work to qualified technicians. • Never energize the system unless the protective • Knowledge of proper installation and service terminal cover is securely fastened.
  • Page 30 BC0530 Service Manual Test Procedure for Continuity and Proper Testing the Run Capacitor: Resistance 1. Before testing the run capacitor, be sure it is 1. If no ground fault has been found, determine if the one specified for use with the ice machine there is an open or short circuited motor winding compressor.
  • Page 31 BC0530 Service Manual Additional Service Information Testing the External Thermal Protector: 1. After allowing sufficient time for the thermal protector to reset, disconnect it and test for continuity across the terminals. If there is no continuity, replace the thermal protector.
  • Page 32 BC0530 Service Manual WATER PLATE REPLACEMENT 14. Secure the pump mounting screw holding the water plate brace. 1. Turn off water and open plate until cams are in the 9:00 position then turn off the power. 2. Remove the control stream drain hose.
  • Page 33 BC0530 Service Manual WATER PLATE ALIGNMENT The positions of the cam arms, when the water plate is open and closed, may be adjusted by loosening If the water plate is not aligned with the evaporator, the set screws and rotating the switch operators as the cubes may appear cloudy or misshapen.
  • Page 34 BC0530 Service Manual Note: Component relationships and/or operation, PROBE TEST PROCEDURE other than described, indicate component failure, Water Level Probes: maladjustment or improper reassembly when Water Float Probes can be tested at any temperature servicing the ice machine. and are good if they exhibit continuity.

  • Page 35: Service Diagnosis

    BC0530 Service Manual Service Diagnosis TROUBLE SHOOTING Problem Possible Cause Solution On-Off switch in “Off” position Move switch to “On” position. No power at ice machine. Circuit protector Replace fuse or reset breaker. Check open. circuit for overload condition. Use ice or move ice away from bin level Ice machine is not Ice machine off because bin is full of ice.
  • Page 36 BC0530 Service Manual TROUBLE SHOOTING Problem Possible Cause Solution Condenser fan motor Replace motor if it does not run when Fan motor protector open. is not operating on air- cool or at normal operating conditions. cooled models. Com- Fan motor defective Replace motor.
  • Page 37 BC0530 Service Manual TROUBLE SHOOTING Problem Possible Cause Solution Evaporator temperature probe is defective and not sensing warm evaporator tempera- Test probe and replace if defective. ture. Actuator motor output shaft is tuning but Cam pin is broken or missing.
  • Page 38 BC0530 Service Manual TROUBLE SHOOTING Problem Possible Cause Solution The water supply pressure must be a minimum of 5 PSI (34 KPA) dynamic at the water valve. Be sure that the supply line is of adequate size. This is especially important for liquid cooled models where Slow water fill.
  • Page 39 BC0530 Service Manual TROUBLE SHOOTING Problem Possible Cause Solution The water supply pressure must be a minimum of 5 PSI (34 KPA) dynamic at the water valve. Be sure that the supply line is of adequate size. This is especially No voltage measured at water valve coil.
  • Page 40 BC0530 Service Manual TROUBLE SHOOTING Problem Possible Cause Solution Water plate pressure is low. Pump oper- Measure the supply voltage with the ating improperly because of low supply ice machine running. Be sure voltage is voltage. within the specified tolerances.

  • Page 41: Wiring Diagram

    BC0530 Service Manual Wiring Diagram MODEL BC0530A-1A March 2020 Page 41...
  • Page 42 SCOTSMAN ICE SYSTEMS 101 Corporate Woods Parkway Vernon Hills, IL 60061 800-726-8762 www.scotsman-ice.com...

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