TROUBLESHOOTING AND SERVICE GUIDE: The following is intended as a quick service guide designed to diagnose most common problems. It is intended to be used only as a guideline. Should the unit require actual replacement of components those must be done by a trained and licensed refrigeration professional. While the unit is within the factory warranty period, all repairs require prior factory authorization before the work is actually performed.
PERFORMANCE ENVELOPE: The URS-1 has a performance envelop up to 110°F ambient temperature. This means that the unit is capable of maintaining an internal cabinet temperature between 22°F and 40°F when exposed to 110°F ambient temperature.
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CONTROLLER SETTINGS AND ADJUSTING TEMPERATURES : Your ALFRESCO refrigerator features an exclusive digital programmable thermostat (see figure 1) that controls all functions of the unit. The operating temperature of the unit is user-adjustable from 15°F to 40°F. The refrigeration control has been preset at the factory for normal, everyday operation under standard room conditions.
PROGRAM: PRESS (example: “SET Please verify all programmed operational variables according to the list on the following page. The URS-1 unit should now operate with peak efficiency. REFRIGERATION: REFRIGERANT 134A (9OZ) SUCTION PRESSURE @ TEMP. 18 PSI @ 20°F LIQUID PRESSURE @ TEMP.
Sporlan™ OMNI-Stat® Controller Settings Model: 952892 - 120 VAC Code: Parameter: PASSWORD Password PROBE PARAMETERS Ambient probe calibration Measurement Stability Probe to display (0=ambient / 1=product) Unit of Measure (0=°C / 1= °F) REGULATION PARAMETERS Regulating Differential Minimum Allowed Temperature setting Maximum Allowed Temperature setting Enable Def.
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Please refer to “CONTROLLER SETTINGS” on the following page for adjustments to the set point. Always remember: When the door is opened on the URS-1, the display will read the cabinet temperature at that very moment. That is not your product temperature.
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URS-1 SERVICE PARTS LISTING: The following is a list of all components and or hardware that are serviceable on the URS-1 refrigerator unit. Please refer to the picture and attached text for reference and identification. ELECTRICAL COMPONENTS: CONDENSER FAN 210-0026...
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REFRIGERATION COMPONENTS: REFRIGERANT COMPRESSOR 260-0026 HARDWARE COMPONENTS: HINGE (BODY SIDE) 130-1337 HINGE (DOOR SIDE) 130-1338 BUSHING (SHOWN) 130-1340 EVAPORATOR COIL 250-0006 CONDENSER COIL 250-0020 ADJUSTABLE HINGE KIT 510-0180 USE ONLY FOR DOOR REPAIR THERMAL EXPANSION VALVE 220-0002 REFRIGERANT TXV ORIFICE 220-0009 FILTER DRIER...
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(Hardware components—Cont.) REPLACEMENT GLASS FOR LIGHT FIXTURE 210-0286 COMPRESSOR J-BOX SUPPORT CLIP 260-0044 CONDENSER FAN FINGER GUARD 210-0267 FOR SERVICE, CALL: 1 866 203 5607 When calling, please provide the following information: model number, serial number and date of installation, along with a brief description of the problem. The model number and serial number can be found on a plate located near the top of the inside left wall.
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