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Carrier BT30RF- EXPR Service & Installation Manual

Medium temperature vertical refrigerators
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CARRIER COMMERCIAL REFRIGERATION, INC.
Providing BEVERAGE-AIR • FRIGIDAIRE • KELVINATOR • UNIVERSAL NOLIN Products/Services
SERVICE &
INSTALLATION
MANUAL
MEDIUM
TEMPERATURE
VERTICAL
REFRIGERATORS
51-1337-02
01/03

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Summary of Contents for Carrier BT30RF- EXPR

  • Page 1 CARRIER COMMERCIAL REFRIGERATION, INC. Providing BEVERAGE-AIR • FRIGIDAIRE • KELVINATOR • UNIVERSAL NOLIN Products/Services SERVICE & INSTALLATION MANUAL MEDIUM TEMPERATURE VERTICAL REFRIGERATORS 51-1337-02 01/03...
  • Page 2 All data and information in this manual is subject to change without notice. MODEL DESIGNATION INFORMATION PART NO. MODELS STYLE CONDENSER SPECIAL USE 52-1923-01 BT30RF- EXPR SOLID ONE DOOR TOP MOUNT EXPLOSION PROOF 52-1958-02 BT30RF-FMS SOLID ONE DOOR TOP MOUNT...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS-MED. TEMP. VERTICAL MODEL CODES EXAMPLES ..........2 ELECTRICAL & REFRIGERATION INFORMATION BT30RF-FMS HANDLING & INSTALLATION ..........4 Medium Temperature Solid 1 Door ........65 TOP MOUNT, GLASS PULL DOOR (1-,2-,& 3-DR MODELS) Dimensional Drawings ............6 ELECTRICAL & REFRIGERATION INFORMATION Refrigerator Specifications............7 BT30RF-EXPR BOTTOM MOUNT, GLASS PULL DOOR (1-, 2-, 3-DR MODELS) Medium Temperature Solid 1 Door Refrigerator/Freezer ..69...
  • Page 4 Medium Temperature Vertical Refrigerators Introduction These refrigerators have been designed to maintain a medi- um temperature environment. These multi-purpose refrigera- tors are available in one, two, and three-door solid or glass door models. Except for routine cleaning, these medium temperature cabi- nets will require little maintenance.

  • Page 5: Model Codes Examples

    MODEL CODES Kelvinator Model Example: T30LGPR-4 R = Remote T = Top Mount E = Export B = Bottom Mount ET = Export Transformer FS = Food Service Customer Variations: BR = Baskin Robbins 30, 50, 80 - Cubic Feet DQ = Dairy Queen DQL = Dairy Queen Light Duty L = Low Temp...
  • Page 6 MODEL CODES Universal Nolin Model Example: UMG50BS-4 U = Upright S = 115V / 60 Hz. S = Scientific (upright) D = 208/230V / 60 Hz. / 1 Ph. P = 208V / 60 Hz. / 3 Ph. L = Low Temp. T = Transformer M = Med Temp.

  • Page 7: Handling & Installation

    2. Notify the transportation company at once to request easily without scratching the floor. The runners also pre- an inspection. Carrier claim policies usually require vent damage to the electrical receptacle and conden- inspections to be made within 15 days of delivery.

  • Page 8: Thermostat Settings

    CONDENSATE PAN 4. Check the refrigeration lines to see that they are “free” and no damage was done during shipping. INSTALLATION INSTRUCTIONS 5. Check fan blade(s) for “free” operation. MAKE SURE THE CABINET IS DISCONNECTED 6. Turn on the main power switch. Once the compressor FROM ITS POWER SOURCE starts, the voltage should be checked at the compressor FIGURE 2...

  • Page 9: Grounding Instructions

    GROUNDING INSTRUCTIONS This appliance is equipped with a three-prong Where a two-prong wall receptacle is encountered, it (grounding) plug for your protection against shock must be replaced with a properly grounded three hazards. The appliance should be plugged directly into prong receptacle in accordance with the National a properly grounded three-prong receptacle.
  • Page 10 Medium Temperature, Top Mount, Glass Pull Door Refrigerators Dimensional Drawings INTERIOR INTERIOR GLASS GLASS TYP. GLASS GLASS TYP. INTERIOR GLASS TYP. GLASS INTERIOR TYP. INTERIOR SIDE VIEW TOP MOUNT GLASS PULL DOOR DIMENSIONAL DRAWINGS...
  • Page 11 Medium Temperature, Top Mount, Glass Pull Door Refrigerators Specifications Specification 1-Door 2-Door 3-Door Compressor Mount Temperature Range 32° to 55° (0° to 13°C) 32° to 55° (0° to 13°C) 32° to 55° (0° to 13°C) Number of Doors Door Construction Double Pane Double Pane Double Pane...
  • Page 12 Medium Temperature, Bottom Mount, Glass Pull Door Refrigerators Dimensional Drawings INTERIOR INTERIOR GLASS GLASS TYP. GLASS GLASS TYP. INTERIOR GLASS TYP. GLASS INTERIOR TYP. INTERIOR SIDE VIEW BOTTOM MOUNT DIMENSIONAL DRAWINGS...
  • Page 13 Medium Temperature, Bottom Mount, Glass Pull Door Refrigerators Specifications Specification 1-Door 2-Door 3-Door Compressor Mount Bottom Bottom Bottom Temperature Range 32° to 55° (0° to 13°C) 32° to 55° (0° to 13°C) 32° to 55° (0° to 13°C) Number of Doors Door Construction Double Pane Double Pane...

  • Page 14: Dimensional Drawings

    Medium Temperature, Top Mount, Solid Pull Door Dimensional Drawings Refrigerator Specifications Specification 1-Door 2-Door Compressor Mount Temperature Range 32° to 55° (0° to 13°C) 32° to 55° (0° to 13°C) Number of Doors Door Construction Foam-In-Place Foam-In-Place Hinge Type Camlift Camlift Insulation Foam-in-Place Urethane...
  • Page 15 SECTION II...

  • Page 16: System Components

    ELECTRICAL & REFRIGERATION SPECIFICATIONS Medium Temp., Glass, 1-Door Refrigerators SYSTEM COMPONENTS Compressor Model Number Copeland ASE24C3E-IAA Recommended Operating Temp. Range 32°F to 55°F (0°C to 13°C) Cabinet Volts Expansion Device Sporlan FBS 1/4C BP40 Charge Refrig. Type / Oz. / Grams R404A / 23 / 652.0 SYSTEM PERFORMANCE AMBIENT...
  • Page 17 ELECTRICAL & REFRIGERATION SPECIFICATIONS Medium Temp., Glass, 2-Door Refrigerators SYSTEM COMPONENTS Compressor Model Number Copeland AST54CIE-CAA Recommended Operating Temp. Range 32°F to 55°F (0°C to 13°C) Cabinet Volts Expansion Device Sporlan FBS 1/4C BP405 Charge Refrig. Type / Oz. / Grams R404A / 23 / 652.0 SYSTEM PERFORMANCE AMBIENT...
  • Page 18 ELECTRICAL & REFRIGERATION SPECIFICATIONS Medium Temp., Glass, 3-Door Refrigerators SYSTEM COMPONENTS Compressor Model Number Copeland AST54CIE-CAA Recommended Operating Temp. Range 32°F to 55°F (0°C to 13°C) Cabinet Volts Expansion Device Sporlan FBS 1/2CP BP40 Charge Refrig. Type / Oz. / Grams R404A / 24 / 680.4 SYSTEM PERFORMANCE AMBIENT...
  • Page 19 WIRING DIAGRAM REFERENCE WIRING DIAGRAM REFERENCE...

  • Page 20: Wiring Diagram

    LADDER WIRING DIAGRAM – 00-0052-00 MED TEMP 115V, 60 HZ 220V, 50 HZ ALL CONTROLS SHOWN IN OPERATING MODE SEE DATA PLATE FOR AMPERAGE RATING CABINET MUST BE GROUNDED USE COPPER CONDUCTORS ONLY DENOTES PIN NUMBER OF 9 PIN CONNECTOR DPST DPST POWER...
  • Page 21 LADDER WIRING DIAGRAM – 00-0053-00 INCUBATOR 115V, 60 HZ 220V, 50 HZ ALL CONTROLS SHOWN IN OPERATING MODE SEE DATA PLATE FOR AMPERAGE RATING CABINET MUST BE GROUNDED USE COPPER CONDUCTORS ONLY DENOTES PIN NUMBER OF 9 PIN CONNECTOR TEMPERATURE MONITOR ON/OFF ON/OFF...
  • Page 22 LADDER WIRING DIAGRAM – 00-0055-00 MEDIUM TEMP SCIENTIFIC 115V, 60 HZ 220V, 50 HZ ALL CONTROLS SHOWN IN OPERATING MODE. SEE DATA PLATE FOR AMPERAGE RATING USE COPPER CONDUCTORS ONLY CABINET MUST BE GROUNDED ON/OFF SWITCH & CONTACTOR CAVITY T'STAT COMPRESSOR CONDENSOR FAN/S BK W/RIB...
  • Page 23 COMPRESSOR WIRING DIAGRAM – 00-0071-00 WIRING DIAGRAM...
  • Page 24 COMPRESSOR WIRING DIAGRAM – 00-0084-00 WIRING DIAGRAM...
  • Page 25 COMPRESSOR WIRING DIAGRAM – 00-0137-00 WIRING DIAGRAM...
  • Page 26 ELECTRICAL BOX WIRING DIAGRAM – 00-0056-00 WIRING DIAGRAM...
  • Page 27 ELECTRICAL BOX WIRING DIAGRAM – 00-0057-00 WIRING DIAGRAM...
  • Page 28 ELECTRICAL BOX WIRING DIAGRAM – 00-0064-00 WIRING DIAGRAM...
  • Page 29 RACEWAY WIRING DIAGRAM – 00-0061-* WIRING DIAGRAM...
  • Page 30 EVAPORATOR WIRING DIAGRAM – 00-0050-* WIRING DIAGRAM...
  • Page 31 FLUORESCENT LIGHT WIRING DIAGRAM – 00-0067-* WIRING DIAGRAM...
  • Page 32 SOLENOID WIRING DIAGRAM – 00-0060-00 WIRING DIAGRAM...
  • Page 33 RECEPTACLE BOX/LIGHT WIRING DIAGRAM – 00-0059-00 WIRING DIAGRAM...
  • Page 34 RECEPTACLE BOX/LIGHT WIRING DIAGRAM – 00-0065-00 BK/WE BK/WE 5 AMP-125/250V DELUXE CONTROL TERMINAL BLOCK PANEL CONNECTOR ELECTRICAL BOX HARNESS- LIGHT BOX SUPPLY CIRCUIT BREAKER INCANDESCENT LIGHT LIGHT BOX- BACK OF CAVITY WIRING DIAGRAM...
  • Page 35 CONTROL PANEL WIRING DIAGRAM – 00-0017-10 WIRING DIAGRAM...
  • Page 36 CONTROL PANEL WIRING DIAGRAM – 00-0017-12 WIRING DIAGRAM...
  • Page 37 CONTROL PANEL WIRING DIAGRAM – 00-0058-* WIRING DIAGRAM...
  • Page 38 SECTION III Maintenance Repair The manufacturer requires compliance to all CGC reclamation laws by saervice companies engaging in system processing.
  • Page 39 WARNING To avoid the possibility of an electrical shock, turn OFF the thermostat and unplug the power cord of the cabinet before cleaning or touching electrical connections or parts.

  • Page 40: Maintenance & Repair

    MAINTENANCE & REPAIR PRE-SERVICE CHECK LIST You may avoid the cost and inconvenience of an unnec- CUSTOMER COMPLAINT ON STORED essary product call by first reviewing this check list of the PRODUCT most frequently encountered situations that are not the 1.
  • Page 41 TOOLS: COMPRESSOR EFFICIENCY TEST To provide full service diagnostics and repairs on these To test the compressor, place compound gauge on the cabinets, the following tools are needed: compressor’s suction port. A Multimeter While the compressor is running, close off the suction line so that only the port and valve are part of the com- An Electronic Leak Detector pressor’s low side.
  • Page 42 Install hand valves at the process stub ends. Hand 2. Weigh in the refrigerant using a scale calibrated in valves will be less restrictive to flow because of a larger ounces. opening. They will also be easier to use during repair The cabinet’s operation is now ready to be tested.
  • Page 43 COMPRESSOR INSTALLATION & MAINTENANCE TO CHANGE THE COMPRESSOR: TO CHECK FOR OPEN WINDINGS 1. Disconnect the power supply to the cabinet. Use a multimeter. Measure ohms between “C” and “R” and between “C” and “S.” 2. Disconnect the power supply leads at the compressor.
  • Page 44 TO CHECK CAPACITORS With a good capacitor, the indicator should first move to a reading and then gradually increase to infinity. 1. Disconnect the cabinet from the power supply. If there is no reading change, an open circuit is indi- 2.
  • Page 45 CLEANING & MAINTENANCE CAUTION: Make sure cabinet is disconnected from its power source prior to any cleaning or maintenance. CLEANING THE CABINET EXTERIOR CLEANING THE STORAGE COMPARTMENT Wipe the exterior occasionally with a cloth dampened in mild detergent water; rinse, and wipe dry with a soft, IMPORTANT: Do not use any objects or cleaners dry cloth.

  • Page 46: Ballast Replacement

    BALLAST REPLACEMENT The ballast is located in the machinery compartment (A), attached to the back of the electrical control box (B). 1. Disconnect the power to the cabinet. 2. Remove the front panel. 3. Remove the cover panel on the electrical wiring box. 4.
  • Page 47 ELECTRICAL BOX / QUICK CONNECT A nine pin wiring harness has been added to the upright models (med & low). 1. Electrical Box to cabinet 2. Main wiring harness to evaporator area. MAINTENANCE & REPAIR...
  • Page 48 CABINET RACEWAY / LOWER FRONT PANEL Disconnect the power supply to the cabinet. Access the raceway (top or bottom mount) by remov- ing the front panels. Remove the raceway cover. 1. Terminal board (power to mullion heater). 2. Heated door receptacle. 3.
  • Page 49 INSTRUCTIONS – SOLID DOOR REMOVAL, INSTALLATION & ADJUSTMENT MAINTENANCE & REPAIR...

  • Page 50: Aligning The Doors

    CAM HINGE DOORS – OPERATION & REMOVAL (Solid Door Cabinets Only) HOLD-OPEN FEATURE ALIGNING THE DOORS The doors can be opened up to a 95° angle and will Proper alignment of the cabinet doors will eliminate maintain that position for loading or unloading the stor- hinge binding and provide correct gasket seal.

  • Page 51: Removing Doors

    TORSION ROD HINGED DOORS - Maintenance & Removal GLASS DOOR CABINETS ONLY WASHER MAINTENANCE – ALIGNING DOORS HINGE PIN Proper alignment of the cabinet doors will eliminate hinge binding and provide correct gasket seal. HITCH 1. Check the level of the cabinet and door alignment by firmly closing each door.

  • Page 52: Glass Door

    DOOR HANDLE & LOCK REPLACEMENT SOLID DOOR The door handle can be removed or replaced by removing the two chrome plug buttons in each end of the handle, “A”. The lock mechanism can be removed by drilling out the two pop rivets in the stainless steel cam cover – “B”.

  • Page 53: Door Gasket Replacement

    DOOR GASKET REPLACEMENT The gasket is replaceable on glass or solid door models. 7. Using a rubber mallet, tap the gasket into the A retainer is molded into the door frame. The door gas- retainer. (NOTE: Gasket can be soaked in warm ket is then tapped into the retainer and secured for air- water to make pliable.) tight door seal.
  • Page 54 CENTER MULLION HEATER REPLACEMENT DISCONNECT POWER SUPPLY TO CABINET Grip inner mullion cover panel at top while pulling on the inner mullion panel. Spread plastic extrusion apart at the top. Continue down the mullion assembly until mullion cover is free. Set aside. Again spread plastic extrusion apart and carefully remove the insulation material.
  • Page 55 EVAPORATOR DRAIN PAN REPLACEMENT The evaporator drain pan is located in the upper interior of the cabinet. It pivots down for ease of accessibility. 1. Disconnect the power to the cabinet 2. Release R.H. and L.H. Lock screws. 3. Drop the front of the pan and swing it back. 4.
  • Page 56 LIGHT SWITCH REPLACEMENT On commercial models, the light switch is located inside the cabinet. It is on the light channel assembly. On scientific cabinets, the light switch is located on the front control panel. 1. Disconnect the power to the cabinet. 2.

  • Page 57: Fluorescent Bulb Replacement

    FLUORESCENT BULB REPLACEMENT 1. Remove the plastic outer lamp shield. 2. Grasp the bulb. 3. Raise the bulb up. Pull out of the socket. 4. Remove the lamp shields and the end caps. 5. Place a new bulb in the shield. Attach the end caps. 6.

  • Page 58: Temperature Control

    TEMPERATURE CONTROL The thermostat is located in the upper left hand corner of the drain pan area. It functions to control the tem- perature within the cavity of the cabinet. Rotate the thermostat clockwise for colder and counterclockwise for warmer. NOTE: location of bulb well in coil.

  • Page 59: Specifications

    TEMPERATURE CONTROL Flammable Material Storage & Chromatography Refrigerators SPECIFICATIONS FEATURES: Temp. Range: -30°F / -34°C Adjustable Differential Full Motor Rating Capillary Bulb Switch Elec. (Full Load) Type Range °F Diff. °F Length Size Action Rating 120V AC 240V AC 1609-101 -30 to +90 Adj.
  • Page 60 METERING DEVICE REPLACEMENT The refrigerant metering device in this cabinet is expansion valve. It is a Sporlan FBV 1/4-C. It is locat- ed on the face of the evaporator coil behind the drain pan. (Super heat setting 6° to 8° valve is field adjustable.) (Non-adjustable Shown) 1.
  • Page 61 EVAPORATOR FAN MOTOR REPLACEMENT (Rear Fan) 1. Disconnect the power to the cabinet and locate the evaporator fan in the cabinet interior behind the evaporator coil. 2. Remove the fan guard by rotating it counter clock- wise to the position shown. 3.
  • Page 62 SHELVING / DRAWER Installation & Adjustment To install shelves or drawers in a level position, insert the cantilever plate tabs into the rectangular holes in the desired position on the shelf standard. Lower the rear of the shelf so that the slots in the plate are com- pletely down over the bottom of the holes.
  • Page 63 CASTER INSTALLATION INSTRUCTIONS MAINTENANCE & REPAIR...

  • Page 64: Electrical & Refrigeration Information Bt30Rf-Fms

    ELECTRICAL & REFRIGERATION INFORMATION BT30RF-FMS Flammable Material Storage Refrigerator/Freezer To meet the requirements for storing flammable material, cabinet has no openings, other than the door, or any electrical components below the compressor compartment. NOTE: Do not modify cabinet or remove label on the front which specifies storage limits.
  • Page 65 ELECTRICAL & REFRIGERATION SPECS. BT30RF-FMS Medium Temp., Solid, 1-Door Refrigerators SYSTEM COMPONENTS – R-404A Compressor Model Number Americold HP110-1-3083 Compressor BTUH / -10°F Evaporator 1013 Recommended Operating Temp. Range (F/C) 35°F to 50°F (2°C to 10°C) Cabinet Volts Expansion Device Capillary .031 x 7"...

  • Page 66: Defrosting And Cleaning

    EVAPORATOR LAYOUT This cabinet is of standard design with the exception TO TILT FREEZER EVAPORATOR of a freezer compartment located at the top interior of ASSEMBLY DOWN the cabinet - “A”. 1. Pull tray and remove it from under freezer compart- Depending on the application and number of door ment.
  • Page 67 THERMOSTAT BULB LOCATION & BT30RF-FMS SOLAR DIGITAL THERMOMETER OPT. These bulbs are located at the rear left hand side of the freezer box. The thermostat is mounted to the electrical box on the right hand side. The temperature is set in degrees Celsius (Figure 1).
  • Page 68 CONDENSING UNIT AREA BT30RF-FMS 1. Compressor 2. Thermostat 3. Perimeter hot gas loop 4. Condenser coil 5. Strainer / Drier 6. Heat exchange Rear View CONDENSING UNIT AREA...

  • Page 69: Electrical & Refrigeration Information

    ELECTRICAL & REFRIGERATION INFORMATION BT30RF-EXPR Explosion Proof Refrigerator/Freezer...
  • Page 70 EXPLOSION PROOF REFRIGERATOR/FREEZER BT30RF-EXPR The model 525D is also UL listed for storing ELECTRICAL SUPPLY REQUIREMENTS Flammable Materials. DO NOT MODIFY CABINET The electrical power supply must be installed accord- OR REMOVE LABEL ON THE FRONT WHICH ing to the latest edition of the NATIONAL ELECTRI- SPECIFIES STORAGE LIMITS.

  • Page 71: To Remove Freezer Door

    DEFROSTING & CLEANING While scraping frost off of evaporator freezer surfaces with a plastic scraper will delay the need, a complete defrost will be required periodically. To defrost: 1. Unload cabinet of product. 2. Disconnect or turn off the power supply. 3.
  • Page 72 ELECTRICAL/REFRIGERATION SPECS. BT30RF-EXPR Medium Temp., Solid, 1-Door Refrigerator/Freezer SYSTEM COMPONENTS Compressor Tecumseh AE800AT-421-A4 Recommended Operating Temp. Range 35°F to 50°F (2°C to 10°C) Cabinet Volts Expansion Device Capillary Tube - 8' x .036 Charge Refrig. Type / Oz. / Grams R-134A / 10 / 283.5 SYSTEM PERFORMANCE AMBIENT...
  • Page 73 UNIT COMPARTMENT LAYOUT BT30RF-EXPR Compressor (Explosion Proof) PTC Relay & Overload (sealed enclosure) Thermostat Thermostat Adjustment (enclosed) Liquid Line Process Tube (high side) Compressor Process Tube (high side) Cold Wall Process Tube (low side) Hot Gas Perimeter Loop Condenser Inlet and Outlet Capillary Tube Inlet 1 1 0 0 UNIT COMPARTMENT LAYOUT...
  • Page 74 CABINET REAR VIEW BT30RF-EXPR The Condenser is attached to the rear of the cabinet via the hold down brackets as shown. The condensor consists of a 2-piece series circuit arrangement. It uti- lizes natural convection to dissipate heat generated by the refrigerant cycle.
  • Page 75 TEMPERATURE CONTROL BT30RF-EXPR Located on the unit compartment, behind the front REPLACEMENT OF SWITCHES grill. The temperature setting may be changed by: Types E121 & F120 1. Remove the two screws that hold the cover in place; 1. Remove cover, (2) switch mounting screws, switch 2 Adjust the temperature control knob to desired cav- and insulator.
  • Page 76 THERMOSTAT BULB PLACEMENT BT30RF-EXPR The Thermostat Bulb is routed through a hole provid- top of the stainless steel evaporator as shown in ed on the top, lefthand side of the unit compartment Figure 2. (1). The bulb is then inserted into a clamp located on THERMOSTAT BULB PLACEMENT...
  • Page 77 EVAPORATOR LAYOUT BT30RF-EXPR This cabinet is of standard design with the exception of a freezer compartment located at the top interior of the cabinet: “A”. Refrigeration is accomplished by tub- ing being attached to the freezer compartment hous- ing: “B”. Depending on the application and number of door openings, this cabinet will need to be manually defrosted.
  • Page 78 WIRING DIAGRAM 13-988-525D USE COPPER CONDUCTORS ONLY CABINET MUST BE GROUNDED 115V / 60 HZ. / 1PH SUPPLY WHITE OVERLOAD BLACK THERMOSTAT COMPRESSOR TERMINAL BLOCK The electrical power supply must be installed according to the latest edition of the National Electrical Code - Article 510 - Hazardous (Classified) locations - specific appropriate materials and wiring methods must be used in order to comply with the current code for Class I, Group C and D area installation.

  • Page 79: Electrical & Refrigeration Information

    ELECTRICAL & REFRIGERATION INFORMATION ST260RI ST260RIR...
  • Page 80 MODULE #1 – DIGITAL DISPLAY Blood Bank & Incubator Models Vendor – Analogic Effective Through June, 2002 Lit When Not Showing Cavity 9-Segment Display Temperature in °C Low Temp. BUTTON FUNCTIONS Alarm Indicator D DISPLAY Display next parameters High Temp. in order Alarm Indicator k RIGHT...
  • Page 81 MODULE #1 – ANALOGIC PARAMETERS MODULE #1 PARAMETERS...
  • Page 82 MODULE #1 – DIGITAL DISPLAY Blood Bank & Incubator Models Vendor – Daytronics Effective July, 2002 Through Present MODULE #1...
  • Page 83 MODULE #1 – DAYTRONICS PARAMETERS MODULE #1 PARAMETERS...
  • Page 84 OPTIONAL ALARM SYSTEM Visual Alarm Indicators FACTORY ALARM SETTINGS HIGH TYPE OF LIMIT LIMIT CABINET ALARM ALARM Lab Refrigerator ——— 9°C Lab Freezer ——— -10.0°C Whole Blood Refrigerator 1.5°C 5.5°C Plasma Freezer -40.0°C -19°C Refrigerated Incubator -15.0°C 50.0°C TABLE 1 Alarm Circuit Timed Audio Audio Alarm...
  • Page 85 ALARM SYSTEMS COMPONENTS Rear Views of an Alarm Module Battery Charger 6 Volt Relay 120 Volt Relay Silence Indicator Light Time Delay Relay Test Switch High Temp. Indicator Low Temp Indicator Power Failure Remote Alarm Contacts Emergency Procedure Planning: Post adjacent to, or on the cabinet door, instructions to follow in the event of an alarm condition: 1.
  • Page 86 CAVITY TEMPERATURE CONTROL Refrigerated Incubator GENERAL Incubator cabinets incorporate a proportional electronic temperature controller. Cavity temperature is maintained by the electronic temperature controller located on the commu- nicator panel. Set control knob pointer on desired cavity temper- ature. (See photo at left.) Cavity temperature may fluctu- ate slightly with varying ambi- ent temperature.
  • Page 87 MODULE #4 – DOOR AJAR/RECEPTACLE SWITCHES Refrigerators WHOLE BLOOD REFRIGERATORS – GENERAL DOOR AJAR This type of refrigerator has a panel indicator to que the attendant of an open cabinet door. The tempera- ture probe is located in a simulated product load with- in the cavity.

  • Page 88: Incubator

    WIRING DIAGRAM – Control Panel ST260RIR Incubator WIRING DIAGRAM...
  • Page 89 INCUBATOR EVAPORATOR LAYOUT Evaporator Coil Heater Calrod (800 Watts / 16.5 Ohms) Cap Tube (14' x .042) R.T.D. Temperature Probe Thermodisc (open 140°F / close 130°F) CABINET INTERIOR LAYOUT Receptacle Box Electrical Outlet 2 Amp Fuse Incandescent Light INCUBATOR EVAPORATOR & CABINET INTERIOR LAYOUTS...
  • Page 90 ELECTRICAL/REFRIGERATION SPECS. ST260RIR Incubator SYSTEM COMPONENTS Compressor HP117-1-3085 Compressor BTUH / -10°F Evap 1777 Recommended Operating Temp. Range 5°F to 122°F (-15°C to 50°C) Cabinet Volts Expansion Device Capillary .042 x 14' Charge Refrig. Type / Oz. / Grams R404A / 15 / 425.2 SYSTEM PERFORMANCE AMBIENT 70°F / 21.1°C...

  • Page 91: Troubleshooting

    TROUBLESHOOTING CHARTS TROUBLE COMMON CAUSE REMEDY UNIT WILL NOT RUN. Blown Fuse. Check power for “live” circuit. If outlet is “dead” but building has power, replace the fuse. Try to determine the cause of the over- load or short circuit Low Voltage.
  • Page 92 TROUBLE COMMON CAUSE REMEDY CABINET RUNS Not enough air circulation around Relocate cabinet or provide proper clearances CONTINUOUSLY. cabinet or circulation is restricted. around cabinet. Remove restriction. Cooling large quantities of product or Explain to customer that heavy loading heavy loading. causes long running time.
  • Page 93 TROUBLE COMMON CAUSE REMEDY UNIT RUNS Abnormally high, heavy use of cabinet. Heavy usage requires more operation TOO MUCH. Check usage and correct or explain. Shortage of refrigerant. Unit must run Put in the normal charge and check for longer and will operate at a lower leaks.
  • Page 94 COMPRESSOR – TROUBLESHOOTING CHARTS TROUBLE COMMON CAUSE REMEDY WON’T START. NO HUM. Open line circuit. Check wiring, fuses, receptacle. Protector open. Wait for reset—check current. Control contacts open. Check control, check pressures. Open circuit in stator. Replace stator or compressor. WON’T START.
  • Page 95 TROUBLE COMMON CAUSE REMEDY COMPRESSOR STARTS Low line voltage. Bring up voltage. & RUNS BUT CYCLES ON PROTECTOR. Additional current passing through Check for added fan motors and pumps protector. connected to wrong side of protector. Suction pressure too high. Check compressor for proper application.
  • Page 96 FLUORESCENT LAMP – TROUBLESHOOTING CHARTS The manufacturer uses standard fluorescent lamps in ail of its applications. Standard one- and two-lamp ballast circuits are used. Replacement lamps should be purchased over the counter from a local electrical wholesaler. The table below indicates general problems that may be encountered with fluorescent lighting applications, possi- ble causes, and corrective maintenance suggestions.
  • Page 97 TROUBLE COMMON CAUSE REMEDY NO STARTING EFFORT Open lamp cathode circuit due to If open, circuit is shown by continuity test or OR SLOW STARTING. broken cathode, air leak, or by viewing end of bulb against a pinhole open weld. of light.

  • Page 98: Component Identification

    COMPRESSOR AREA MEDIUM TEMP. Component Identification ITEM DESCRIPTION COMPRESSOR START COMPONENT ASS'Y, FAN MOTOR FAN BLADE FILTER/DRIER CONDENSER COIL COMPRESSOR AREA ILLUSTRATION...
  • Page 99 ELECTRICAL BOX ASSEMBLY – (All components shown where applicable) HARNESS PLUG FROM BALLAST, WIRED FOR ONE LAMP, MUST BE IN THIS POSITION REFER TO THIS VIEW FOR SIDE VIEW MODELS WITH TIME CLOCK BALLAST ASSY. DEFROST CONTROL SEE DETAIL THIS LOCATION USED ONLY ON DUAL BALLAST MODELS THERMOSTAT, CW MODELS...
  • Page 100 START COMPONENT ASSEMBLY BLACK WIRE ORANGE JUMPER WIRE ORANGE WIRE ITEM DESCRIPTION CAPACITOR, START CAPACITOR, RUN RELAY, START TERMINAL BLOCK HARNESS, COMPRESSOR HARNESS, ELECTRICAL BOX START COMPONENT ILLUSTRATION...
  • Page 101 EVAPORATOR COIL ASSEMBLY ATTACH RETAINER IN THIS POSITION AT EXPANSION VALVE BULB ENDS OF COIL EXP. VALVE MTG. STRAP SECTION 'A-A' INCUBATOR SECTION 'B-B' ATTACH RETAINER IN THIS POSITION AT ALL LOCATIONS EXCEPT ENDS REMOTE MODELS, STRAINER INSERTED PRIOR TO BRAZING 1/16 DESCRIPTION EVAPORATOR COIL...
  • Page 102 EVAPORATOR FAN SHROUD ASSEMBLY EVAPORATOR FAN SHROUD ILLUSTRATION...
  • Page 103 SIDE LIGHT ASSEMBLY ASSEMBLY SHOWN IS RIGHT SIDE FOR BOTTOM ASSEMBLY SHOWN IS LEFT SIDE FOR TOP MOUNT MODELS. ON TOP MOUNT MODELS MOUNT MODELS. ON BOTTOM MOUNT MODELS WIRES EXIT AT THE TOP AND THE SWITCH IS WIRES EXIT AT THE BOTTOM AND THE SWITCH MOUNTED IN THE LEFT SIDE ASSEMBLY.
  • Page 104 MULLION LAMP ASSEMBLY LOCATE SPLICE APPROX. INNER PLATE AS SHOWN. DO NOT BEND. TAPE MUST COVER SPLICE OUTER PLATE TAPE OVER HEATER, FULL LENGTH TAPE APPROX. EVERY 12" AS SHOWN. 2 MIN 3 MAX 5/16 TYP 1/2 MAX INNER PLATE W/LAMP COMPLETED ASS'Y 1/2 MAX TOP MOUNT SHOWN...
  • Page 105 EVAPORATOR & FAN AREA BT30RSFMS BT50RSFMS EVAPORATOR & FAN AREA ILLUSTRATION...
  • Page 106 SECTION IV PART LISTS WHEN ORDERING PARTS FURNISH COMPLETE MODEL & SERIAL # INFORMATION. Keep This Manual for Future Reference Engineering and Technical Data are Subject to Change Without Notice.

  • Page 107: Parts List

    PARTS LIST – One Door PARTS LIST - ONE DOOR MEDIUM TEMPERATURE T30MGP-4.1 UMG30BS-4.1 UMH30BS-4.1 BT30RG-4.1 BT30RGCH-4.1 ST30RGBB-4.1 T30MSP-4.1 BT30RS-4.1 BT30RSFMS-4.1 Compressor 16-0221-00 16-0221-00 16-0221-00 16-0221-00 16-0221-00 16-0221-00 16-0310-00 16-0310-00 16-0308-00 Start Relay 17-0286-00 17-0286-00 17-0286-00 Start Capacitor 17-0143-00 17-0143-00 17-0143-00 17-0143-00 17-0143-00...
  • Page 108 PARTS LIST – Two Door PARTS LIST - TWO DOOR MEDIUM TEMPERATURE T50MGP-4.1 UMG50BS-4.1 UMH50BS-4.1 BT50RG-4.1 BT50RGCH-4.1 ST50RGBB-4.1 T50MSP-4.1 BT50RS-4.1 BT50RSFMS-4.1 Compressor 16-0222-00 16-0222-00 16-0222-00 16-0222-00 16-0222-00 16-0222-00 16-0310-00 16-0310-00 16-0308-00 Start Relay 17-0146-00 17-0146-00 17-0146-00 17-0146-00 17-0146-00 17-0146-00 17-0286-00 17-0286-00 17-0286-00 Start Capacitor...
  • Page 109 PARTS LIST – Three Door PARTS - LIST THREE DOOR MEDIUM TEMPERATURE T80MGP-4.1 UMG80BS-4.1 UMH80BS-4.1 BT80RG-4.1 Compressor 16-0222-00 16-0222-00 16-0222-00 16-0222-00 Start Relay 17-0146-00 17-0146-00 17-0146-00 17-0146-00 Start Capacitor 17-0147-00 17-0147-00 17-0147-00 17-0147-00 Run Capacitor 17-0149-00 17-0149-00 17-0149-00 17-0149-00 Condenser Coil 18-0546-02 18-0546-02 18-0546-02...
  • Page 110 PARTS LIST – Remote Condensing Unit PARTS LIST - REMOTE CONDENSING UNIT MEDIUM TEMPERATURE T50MGPR-4.1 UMG50RS-4.1 T80MGPR-4.1 UMG80RS-4.1 Heat Exchange 50-0149-00 50-0148-00 50-0149-00 50-0148-00 Solenoid Valve 19-3037-00 19-3037-00 19-3037-00 19-3037-00 Evaporator Coil 18-0713-00 18-0713-00 18-0714-01 18-0714-01 Expansion Valve 18-0386-08 18-0386-08 18-0386-09 18-0386-09 Strainer, TXV Inlet...
  • Page 111 PARTS LIST – Refrigerator/Freezer FMS & EXPR, & Incubator PARTS LIST - REFRIGERATOR/FREEZER FMS & EXPR, &INCUBATOR BT30RF-FMS BT30RF- EXPR ST260RIR-4.1 Compressor 16-0308-00 16-0263-00 16-0309-00 Start Relay 17-0286-00 17-0286-00 Start Capacitor 17-0291-00 17-0291-00 Run Capacitor 17-0288-00 17-0288-00 Motor Protector, Compr...

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