Page 2 - All rights reserved
It’s a good idea to record the model and serial number(s) ofyour equipment and the date you received it in the UserGuide. Our service department uses this information, alongwith the manual number, to provide help for the specificequipment you installed. Please keep this User Guide and all manuals, e...
Page 5 - GENERAL; UNIT LOCATION
Page: 5 UGH020/0301 VL Series Portable Chillers, 0.25 to 1.5 Tons 1.0 GENERAL 1.1 UNIT LOCATION 1.2 EFFICIENCY 1.3 SAFETY 1.4 CLEAN AIR ACT 1.5 MISCELLANEOUS
Page 7 - MISCELLANEOUS; The ability of the; to maintain process temperature control is; unit; , please contact the; Conair; service at
Page: 7 UGH020/0301 VL Series Portable Chillers, 0.25 to 1.5 Tons B. Please be aware that effective July 1, 1992, it is unlawful for anyperson in the course of maintaining, servicing, repairing, ordisposing of refrigeration equipment to knowingly vent orotherwise dispose of any class 2 substance use...
Page 9 - INSTALLATION
Page: 9 UGH020/0301 VL Series Portable Chillers, 0.25 to 1.5 Tons 2.0 INSTALLATION 2.1 GENERAL 2.2 TO AND FROM PROCESS CONNECTIONS 2.3 UNIT DRAIN 2.4 AIR COOLED CONDENSER 2.5 ELECTRICAL CONNECTION
Page 10 - From process connection:
2.1 GENERAL A. All process piping materials (such as hose, rigid piping, valves orfilters) used in process water piping circuitry must be rated for100°F minimum temperature and 100 PSI minimum pressure. B. All such materials must have the equivalent or larger diameter ofthe particular process connec...
Page 11 - service
Page: 11 UGH020/0301 VL Series Portable Chillers, 0.25 to 1.5 Tons 2.3 DRAIN CONNECTION: A. The unit is supplied as standard with a ProCon type pump. In somecases, it may be necessary to drain the unit. This is done byremoving the pump volute plug in the pump assembly. B. Note that if chemical treat...
Page 13 - OPERATIONS
3.0 OPERATIONS 3.1 GENERAL 3.2 START UP/OPERATIONS PROCEDURE 3.3 INSTRUMENT OPERATION 3.4 SHUT DOWN/DISCONNECT SEQUENCE Page: 13 UGH020/0301 VL Series Portable Chillers, 0.25 to 1.5 Tons
Page 15 - Turn the thermostat to the highest setting.; INSTRUMENT OPERATION; push to display the setpoint value. The setpoint can be
Page: 15 UGH020/0301 VL Series Portable Chillers, 0.25 to 1.5 Tons B. OPERATIONS 1. Turn the thermostat to the highest setting. 2. Shift the illuminated toggle switch to the ‘ON’ position.The pump will begin operations. Note the reservoir level, ifit drops below 3/4 full, add fluid. 3. Check the uni...
Page 16 - DESCRIPTION OF PARAMETERS
Page: 16 VL Series Portable Chillers, 0.25 to 1.5 Tons UGH020/0301 2. UP: used to increase the setpoint value, as well as the parameter when in programming. When held down for afew seconds, the change rate accelerates. 3. DOWN: used to decrease the setpoint value, as well as the parameter when in pr...
Page 17 - PARAMETERS DEFAULTS
Page: 17 UGH020/0301 VL Series Portable Chillers, 0.25 to 1.5 Tons 8. PSE: Probe SElection. Input type (for RTD or Thermocouples only). RTD models: Ni = Ni100; Pt = Pt100. T/C models: FE= TcJ; Cr = TcK; rh = TcS. 9. HC1: Heating/Cooling. Relay switch function. H = heating (humidification; reverse ac...
Page 18 - DEFAULT SETTING - STANDARD MODLES
Page: 18 VL Series Portable Chillers, 0.25 to 1.5 Tons UGH020/0301 3. Other parameters are accessed with the “UP” and “DOWN”button. With the “SET” button, the actual setting of eachparameter is displayed. To change a parameter setting,push the “SET” plus the “UP” (or “DOWN”). 4. The system will auto...
Page 19 - TROUBLESHOOTING; UNIT WILL NOT START
Page: 19 UGH020/0301 VL Series Portable Chillers, 0.25 to 1.5 Tons 4.0 TROUBLESHOOTING 4.1 UNIT WILL NOT START 4.2 PUMP WILL NOT START 4.3 COMPRESSOR WILL NOT START 4.4 UNIT SHUTS DOWN ON HIGH PRESSURE SWITCH 4.5 UNITS SHUTS DOWN ON LOW PRESSURE SWITCH
Page 21 - Restriction to refrigerant flow in refrigeration circuit.
Page: 21 UGH020/0301 VL Series Portable Chillers, 0.25 to 1.5 Tons C. Restriction to refrigerant flow in refrigeration circuit. D. Poor heat transfer in evaporator tank because (1) percentage ofglycol to water is too high and (2) scaled tubes in evaporator tank(chemically descale). E. Low flow throu...
Page 23 - MAINTENANCE; WARRANTY SERVICE PROCEDURE
Page: 23 UGH020/0301 VL Series Portable Chillers, 0.25 to 1.5 Tons 5.0 MAINTENANCE 5.1 WARRANTY SERVICE PROCEDURE 5.2 PERIODIC PREVENTATIVE MAINTENANCE 5.3 SPECIAL MAINTENANCE 5.4 PUMP REPAIR
Page 27 - COMPONENTS; WATER SYSTEM
Page: 27 UGH020/0301 VL Series Portable Chillers, 0.25 to 1.5 Tons 6.0 COMPONENTS 6.1 WATER SYSTEM 6.2 REFRIGERATION SYSTEM
Page 29 - RELATED DRAWINGS; CIRCUIT SCHEMATIC
Page: 29 UGH020/0301 VL Series Portable Chillers, 0.25 to 1.5 Tons 7.0 RELATED DRAWINGS 7.1 ELECTRICAL DRAWING (TYPICAL) 7.2 CIRCUIT SCHEMATIC
Page 33 - APPENDIX
Page: 33 UGH020/0301 VL Series Portable Chillers, 0.25 to 1.5 Tons 8.0 APPENDIX 8.1 SPECIFICATIONS 8.2 OPERATION BELOW 45°F 8.3 WATER QUALITY CONTROL 8.4 INHIBITED PROPYLENE GLYCOL 8.5 CHILLER CAPACITY AND DERATE CHART 8.6 PRESSURE - TEMPERATURE CHART FOR R-22 REFRIGERANT 8.7 ENGINEERING FORMULAS 8....
Page 34 - SPECIFICATIONS
Page: 34 VL Series Portable Chillers, 0.25 to 1.5 Tons UGH020/0301 8.1 SPECIFICATIONS VL Air-cooled Portable Chillers: 0.25 to 1.5 tons SPECIFICATION NOTES * Ton capacity at 12,000 BTU/ton @ 50°F leaving water temperature @ 115°F condensing temperature. Capacitiesmay be ± 5% as reserved by the compr...
Page 35 - This; WATER SUPPLY; OPERATING
Page: 35 UGH020/0301 VL Series Portable Chillers, 0.25 to 1.5 Tons 8.2 OPERATION BELOW 48°F A. A chiller typically operates with a setpoint of 50°F or higher.However, if setpoints between 20° - 48°F are required, specialprecautions must be taken to prevent freezing and possibledamage. Attention must...
Page 37 - for a; DOW CHEMICAL; Monsanto FS inhibited propylene glycol; FREEZING POINTS FOR; FREEZE POINT
Page: 37 UGH020/0301 VL Series Portable Chillers, 0.25 to 1.5 Tons 8.3 WATER QUALITY CONTROL A. Lack of, as well as, improper water treatment can damage thechilling unit. The services of a competent water treatment specialistshould be obtained and their recommendations followed. It is theequipment o...
Page 38 - Automotive antifreeze contains; MAINTENANCE RESPONSIBILITY:
Page: 38 VL Series Portable Chillers, 0.25 to 1.5 Tons UGH020/0301 C. USE OF PLAIN GLYCOL: 1. Even through they do lower the freeze point, plain glycolsare even more corrosive than water. The corrosion rate ofplain ethylene glycol on iron, for example, is more than 2.5times faster than plain water. ...
Page 39 - CHILLER CAPACITY AND DERATE CHART; OUTPUT; These ranges require special options.
Page: 39 UGH020/0301 VL Series Portable Chillers, 0.25 to 1.5 Tons 8.5 CHILLER CAPACITY AND DERATE CHART 60 50 45 40 35 30 25 20 15 10 5 0 -5 * * * * * 105% 100% 90% 80% 70% 60% 50% 40% 30% 22% 15% 9% 5% OUTPUT TEMPERATURE °F FULLAVAILABLE %CAPACITY NOTES: If operation of the chiller at less than 48...
Page 40 - PRESSURE-TEMPERATURE CHART FOR R-22 REFRIGERANT; SATURATED TEMPERATURE
Page: 40 VL Series Portable Chillers, 0.25 to 1.5 Tons UGH020/0301 8.6 PRESSURE-TEMPERATURE CHART FOR R-22 REFRIGERANT SATURATED TEMPERATURE 40°F 45°F 50°F 55°F 60°F 65°F 70°F 75°F 80°F 85°F 90°F 95°F 100°F FREON PRESSURE 68 76 84 93 100 112 122 132 144 156 168 182 196 THESE PRESSURE/TEMPERATURE REL...
Page 41 - USEFUL ENGINEERING FORMULAS
Page: 41 UGH020/0301 VL Series Portable Chillers, 0.25 to 1.5 Tons 8.7 USEFUL ENGINEERING FORMULAS
Page 43 - PPENDIX; To contact Customer Service personnel, call:; RE
IMS0002/0296 S ERVICE I NFORMATION A PPENDIX A-1 Conair has made the largest investment in customer support inthe plastics industry. Our service experts are available to helpwith any problem you might have installing and operatingyour equipment. Your Conair sales representative also can helpanalyze ...
Page 44 - Inspect the equipment and perform alterations or adjust-
W ARRANTY I NFORMATION IMS0003/0796 A PPENDIX A-2 E QUIPMENT G UARANTEE P ERFORMANCE W ARRANTY W ARRANTY L IMITATIONS Conair guarantees the machinery and equipment on this order,for a period as defined in the quotation from date of shipment,against defects in material and workmanship under the norma...
