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Heatcraft Refrigeration Products H-IM-68 manual

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Table of contents for the manual

  • Page 1

    Installation and Maintenance Data T able of Contents H-IM-68 March 2000 Part No. 25001301 Direct Drive Fluid Coolers Replaces H-IM-44 Mixing Glycol and W ater Glycol Sludge Prevention Fluid Circulating Pump .................................. 8 Start-up Space and Location Requirements .......... 9-10 T ypical Piping In-W arranty Return Material Proc[...]

  • Page 2

    2 © Heatcraft Inc. 2000. Inspection Responsibility should be assigned to a dependable individual at the job site to receive material. Each shipment should be carefully checked against the bill of lading. The shipping receipt should not be signed until all items listed on the bill of lading have been accounted for . Check carefully for concealed da[...]

  • Page 3

    3 Figure 1. Rigging Instructions. V ertical airflow type units should be located no closer than the width of the unit from a wall or other obstruction. It two or more units are to be positioned in the same area, a similar distance should be maintained between adjacent units. Sufficient free area should be left around and below unit to avoid air res[...]

  • Page 4

    4 T able 1. Fluid Cooler Internal V olume and Weight Fluid Number Number Internal Approximate Cooler of of V olume Net W eight Fan Configuration Fans Rows Gallons (Lbs.) 1 x 2 2 2 6.7 1540 1 x 2 2 3 9.2 1590 1 x 2 2 4 1 1.8 1600 1 x 3 3 3 13.0 2360 1 x 3 3 4 16.7 2420 1 x 4 4 3 16.7 3150 1 x 4 4 4 21.7 2190 1 x 5 5 3 20.4 3510 1 x 5 5 4 26.6 3990 1[...]

  • Page 5

    5 Diagram 1. T ypical Fluid Cooler Wiring Diagram Without Fan Cycle Controls. Single Row of Fans Double Row of Fans[...]

  • Page 6

    6 Diagram 2. T ypical Fluid Cooler Wiring Diagram With Standard Fan Cycle Controls. Single Row of Fans Double Row of Fans[...]

  • Page 7

    7 System Installation NOTE: All installation and maintenance are to be performed only by qualified personnel who are familiar with local codes and regulations, and experienced with this type of equipment. CAUTION: Sharp edges and coil surfaces are a potential injury hazard. A void contact with them. General 1. Structure supporting unit must be desi[...]

  • Page 8

    8 T able 4. Percentage of Ethylene Glycol to be Added by V olume. Percent % 20% 30% 40% 45% 50% Minimum Outside Design +15 -3 -14 -23 -38 T emperature ° F T able 4 is intended to be used as a guide only . Proper precautions need to be taken to prevent freeze damage during low ambients. Consult glycol ven- dor recommendations for specific freeze pr[...]

  • Page 9

    9 Start-up 1. Prestart: Check for correct dry cooler fan rotation. This can be done by quickly jogging the fan contactor . Be sure that the fans run freely . The same check is recommended for pumps. 2. Filling and Purging the System The system should be pressure tested before adding glycol. The system can be tested with air or water , however if th[...]

  • Page 10

    10 W alls or Obstructions The unit should be located so that air may circulate freely and not be recirculated. For proper air flow and access all sides of the unit should be a minimum of “W” away from any wall or obstruction. It is preferred that this distance be increased whenever possible. Care should be taken to see that ample * “W” = T [...]

  • Page 11

    11 Diagram 4. T ypical Piping In-W arranty Return Material Procedure Material may not be returned except by permission of authorized factory service personnel of Heatcraft Inc. Refrigeration Products Division in Stone Mountain, Georgia. A “Return Goods” tag will be sent to be included with the returned material. Enter the required information o[...]

  • Page 12

    12 T able 5. Replacement Parts List Part Description Part Number 208-230/3/60 460/3/60 575/3/60 Fan Motor , 1 1/2 HP , 1 140 RPM 25301801 25301801 25302001 Fan Blade, 30" 22900401 22900401 22900401 Fan Guard, 30" 23100301 23100301 23100301 Contact Customer Service Department for parts to specific fluid cooler models. Replacement Parts Whe[...]