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Operators Manual
Refrigerated Recirculating Chillers
Powerful Cooling
Microprocessor Controller
Digital Set & Read with
High Flow Centrifugal Pump,
Positive Displacement Pump or
Turbine Pump
110-116 rev. D
ecn 1390
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Table of Contents Section 1 - General Information 1.1 Warranty 1.2 Unpacking 1.3 Package Contents 1.4 Description 1.5 Specifications and Pump Performance Section 2 - Set Up 2.1 Location 2.2 Reservoir Fluids 2.3 Pump, Hoses and Couplings 2.4 Setting Up a Closed System or Cooling Coil to the Chiller 2.5 Setting Up an Open Bath System to the Chiller Section 3 - Operation 3.1 Power Requirements 3.2 Temperature Setting and Adjustments 3.3 Selection of Celsius or Fahrenheit 3.4 Setting the Readout
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Section 1 - General Information 1.1 Warranty Thank you for your purchase. We are confident it will serve you for a long time. Our warranty to you is as follows: The manufacturer agrees to correct for the original user of this product, either by repair, or at the manufacturer’s election, by replacement, any defect which develops after delivery of this product within the period as stated on the warranty card. In the event of replacement, the replacement unit will be warranted for 90 days or w
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1.5 Chiller Specifications and Pump Performance General Specifications To All Chillers Temperature Setability ± 0.1°C Temperature Uniformity ± 0.5°C Readout Selectability °C or °F 1 Pump Inlet & Outlet / inch NPT 2 Pump Performance 1 / HP 2 1 HP 1 / HP 3 3 / HP 4 1 / HP 4 Centrifugal Pump Capacity Positive Displacement Pump Capacity Comparison of Pump Options 4
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6000 Series Standard Chillers with Magnetic Drive Centrifugal Pump Model 6205 6305 6505 Operating Temperature -5° to 40°C -5° to 40°C -10° to 40°C 1 1 1 / / / Compressor 4 hp 3 hp 2 hp Cooling Capacity @ 20°C 750 Watts 1200 Watts 1320 Watts 10°C 450 Watts 825 Watts 1055 Watts 0°C 100 Watts 375 Watts 550 Watts Pressure at 0 Flow Rate 10 psi 10 psi 10 psi Flow Rate @ 0 psi 4.3 gpm / 16.3 lpm 4.3 gpm / 16.3 lpm 4.3 gpm / 16.3 lpm Reservoir Capacity 1.65 gal / 6.25 liters 1.65 gal / 6.25 liters 1.6
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6000 Series Standard Chillers with Magnetic Drive Centrifugal Pump Model 6705 6105 6155 Operating Temperature -15° to 40°C -15° to 40°C +5° to 35°C 3 1 / Compressor 4 hp 1 hp 1 / hp 2 Cooling Capacity @20°C 2500 Watts @20°C 2850 Watts @20°C 5200 Watts @10°C 1700 Watts @10°C 1925 Watts @10°C 3600 Watts @ 0°C 760 Watts @ 0°C 940 Watts @ 5°C 2700 Watts Pressure at 0 Flow Rate 10 psi 10 psi 10 psi Flow Rate @ 0 psi 4.3 gpm / 16.3 lpm 4.3 gpm / 16.3 lpm 4.3 gpm / 16.3 lpm Reservoir
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Section 2 - Set Up Before proceeding, be sure all power is off 2.1 Location Locate the chiller on a strong, level surface. Insure easy access to the top cover and position the chiller for unobstructed air flow through the front and rear screens. The front wheels can be locked to keep the chiller in place while in use. Avoid voltage drops by using properly grounded power outlets wired with 14 gauge or larger diameter wire. If possible, be close to the power distribution panel. Minimize low
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IMPORTANT! Chillers equipped with a high pressure positive displacement pump have a pressure regulator inside of the chiller and a pressure gauge on the control panel. To access this regulator, remove the rear air grille. The valve is located to the right. On models 6107 & 6705, 6155 the regulator is located center point, upper grille (rear). The Pressure Valve is FACTORY ADJUSTED to 40psi. If you do NOT want to operate at this pressure, or do not know what your operating pressure should be
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Section 3 - Operation 3.1 Power Requirements Caution! Be sure that the power supply is the same voltage as specified on the nameplate With the chiller plugged in (before pressing the POWER ON button), the display responds by showing standby (....). If there is no response, check that the circuit breaker on the rear of the chiller is in the ON position. An extension cord is not recommended. (For models with LED °C OR °F SETTING optional heater only) DISPLAY DISPLAY ADJUSTMENT KNOB PRESSURE GAU
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3.4 Setting the Readout High Limit This feature limits the readout setability so the operating temperature setting cannot easily be set above the High Limit you select. It is not an over temperature feature which shuts off the chiller. To set the readout High Limit: 1. Press and hold the Set/Menu button until the display reads “UNITS”. 2. Turn the Setting Adjustment knob until the display reads “HI-L”. 3. Press the Set/Menu button, enter the desired value using the Setting Adjustment knob. 4
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Section 4 - Diagram of Models TOP COVER, PROVISION FOR 15 6705 & 6105 TO ACCESS OR 9 PIN FEMALE TOP COVER, RESERVOIR CONNECTOR TO ACCESS RESERVOIR REAR ACCESS PANEL - TEMPERATURE PROBE - PRESSURE REGULATOR INLET Fluid In OUTLET Fluid Out DRAIN CIRCUIT BREAKER IEC 320 CONNECTOR (LINE VOLTAGE) AIR FILTER 6205 & 6305 & 6505 TOP COVER, TO ACCESS RESERVOIR TEMPERATURE PROBE ACCESS PLUG 9 PIN FEMALE CONNECTOR CIRCUIT BREAKER IEC 320 CONNECTOR (LINE VOLTAGE) DRAIN PLUG DRAIN INLET Fluid In AIR FILTER O
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6155 12
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Section 5 - Maintenance Prepare a schedule to perform these specific maintenance tasks at their recommended intervals. 5.1 Standard Magnetic Drive Centrifugal Pump Motor When the chiller is used continuously, this pump motor must be oiled every 6 months with SAE 20 oil. Press the POWER OFF and unplug the chiller. Remove the rear access panel to gain access to the two oil ports located on the pump motor. Do not apply excessive amounts of oil. (On models 6105, 6705 and 6155, remove the side p
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