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Model BCF-24/65/110, BCM-110
SECTION 2. MAINTENANCE
2-1. INTRODUCTION This section provides procedures for the checkout and replacement
of the various parts used within the blast chiller/freezer. Before
replacing any parts, refer to the Troubleshooting Section. It
will aid you in determining the cause of the malfunction.
2-2. MAINTENANCE HINTS 1. You may want to use a multimeter to check the electric
components.
2. When the manual refers to the circuit being closed, the
multimete
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Model BCF-24/65/110, BCM-110 2-5. CONTROL BOARD 1. Remove the electrical power to the unit. To avoid electrical shock or property damage, move the power switch to OFF and disconnect main circuit breaker, or unplug cord at wall receptacle. 2. Using a Phillips head screwdriver, remove the two screws securing the front panel, and lower the panel. 3. Remove the two bolts (under unit) securing the control box. 4. Pull the box from the front of the unit. 5. Remove the four screws securing
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Model BCF-24/65/110, BCM-110 2-6. BUZZER 1. Remove the electrical power to the unit. To avoid electrical shock or property damage, move the power switch to OFF and disconnect main circuit breaker, or unplug cord at wall receptacle. 2. Using a Phillips head screwdriver, remove the two screws securing the front panel, and lower the panel. 3. Remove the two bolts (under unit) securing the control box. 4. Pull the box from the front of the unit. 5. Remove the four screws securing the con
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Model BCF-24/65/110, BCM-110 2-8. DOOR FRAME HEATER 1. Remove the electrical power to the unit. To avoid electrical shock or property damage, move the power switch to OFF and disconnect main circuit breaker, or unplug cord at wall receptacle. 2. Remove the door to the unit by removing the screws in the lower hinge of the door. 3. Remove the control box from the unit, following steps 2 through 5 in the Control Board Section. 3. Remove the plastic tabs that secures the decorator covers
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Model BCF-24/65/110, BCM-110 2-10. AIR PROBE AND 1. Remove the electrical power to the unit. EVAPORATOR PROBE To avoid electrical shock or property damage, move the power switch to OFF and disconnect main circuit breaker, or unplug cord at wall receptacle. 2. Using a Phillips head screwdriver, remove the two screws securing the evaporator door, and pull out on the door. 3. Remove the appropriate probe from the bracket. (See photo Air Probe Evaporator at left).
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Model BCF-24/65/110, BCM-110 2-12. FUSE AND FUSE If the unit has no power, the fuse may be blown. To access the HOLDER fuse: 1. Remove the electrical power to the unit. To avoid electrical shock or property damage, move the power switch to OFF and disconnect main circuit breaker, or unplug cord at wall receptacle. 2. Remove the two screws securing the front panel and pull down the panel. 3. Unscrew the fuse cap and pull the 10 amp fuse from the holder. To check and repla
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Model BCF-24/65/110, BCM-110 2-13. CONDENSATION 2. Bend out the clips securing the rodent cover on the back of EVAPORATOR (Continued) the unit, and pull the cover down. 3. Disconnect the wires to the evaporator. 4. Pull up on the bottom of the evaporator to disengage the evaporator from the bracket. The evaporator is snapped into place. No hardware is securing it. 5. Replace evaporator in reverse order. 2-14. DOOR SEAL 1. Open door and pull out on a corner of the seal
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Model BCF-24/65/110, BCM-110 2-15. RUN CAPACITOR 1. Remove the electrical power to the unit. To avoid electrical shock or property damage, move the power switch to OFF and disconnect main circuit breaker, or unplug cord at wall receptacle. 2. Remove the two screws securing the front panel and pull down the panel. Run Capacitor 3. Bend out the clips securing the rodent cover on the back of the unit, and pull the cover down. 4. Using a Phillips head screwdriver, remove the two screws
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Model BCF-24/65/110, BCM-110 2-17. PREVENTIVE MAINTENANCE As in all food equipment, the Henny Penny Blast Chiller/Freezer does require care and proper mainte- nance. The table below provides a summary of sched- uled maintenance. Procedure Frequency Clean all surfaces with a soft cloth, soap and water; Daily do not use abrasives De-ice the evaporator Daily Clean the condenser of dust and obstructions Monthly 603 2-9
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Model BCF-24/65/110, BCM-110 Wiring Diagrams BCF/BCM-110 2-10 603
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Model BCF-24/65/110, BCM-110 Wiring Diagram BCF-24/65 Refrigeration Diagram BCF-24/65 603 2-11
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Model BCF-24/65/110, BCM-110 Refrigeration Diagram BCF/BCM-110-UL Refrigeration Diagram BCF/BCM-110-Int’l. 2-12 603
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Model BCF-24/65/110, BCM-110 Electrical/Refrigeration Diagram 603 2-13
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Model BCF-24/65/110, BCM-110 Wiring Information of PC Board 1-3 POWER SUPPLY 2 COMPULSORY EARTHING CONNECTION 4-5 POWER SUPPLY OUTPUT FOR ELECTRIC HEATING ELEMENT FOR DE-ICING OF THE EVAPORATOR (NOT USED) 6-7 POWER SUPPLY OUTPUT FOR BUZZER SIGNAL 8-9 POWER SUPPLY OUTPUT TO FAN(S) AND FRONT FRAME HEATER (ANTI-FOGGING) 10-11 POWER SUPPLY OUTPUT TO COMPRESSOR UNIT 12-13 12VDC OUTPUT TO ALARM BUZZER (NOT USED) 14 DISPLAY INPUTS 15-19 FRIGIPROBE INPUTS (BLACK WIRE TO 15, WIRING UNIMPORTANT
