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Installation and Operations
Manual
Bulletin H-IM-RACC August 2007 Part Number 2500018
Replaces H-IM-73A and H-IM-43B
Remote Air-Cooled Condenser
Start Up ���������������������������������������������������������������������������������� 8
Table of Contents
Operation
Winter Operation Head Pressure Control
Inspection ������������������������������������������������������������������������������ 2
Fan Cycling Method
Rigging and Moving Units Fan Cycling Operation and Installation
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Installation and Operations Manual Figure 2: Leg Mounting Inspection Shipment should be checked against the bill of lading to verify that all items listed have been received. All parts should be carefully inspected to determine if any damage was incurred in shipment. Any shortage and/or claims for damage should be immediately reported to the delivering carrier, followed by filing a claim for shortages and/or damages. When uncrating, care should be taken to prevent damage. Heavy equipmen
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Remote Air-Cooled Condenser The condenser should be located no closer than four feet from Multiple Units any wall or other obstruction to provide sufficient clearance for air entrance. Do not attach ductwork to the coil inlet or fan outlet. Care should be taken to avoid air recirculation conditions that can be caused by sight screening, walls, etc. Keep unit fan discharge away from any building air intakes. Space and Location Requirements The most important aspect in selecting a location fo
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Installation and Operations Manual 1. Remove fasteners securing condenser to skid. Vertical Condenser . Remove leg extensions (Figure 4, item 1) by removing four Vertical airflow units should be located no closer than the width 5/16” x 3-1/” bolts. of the unit from a wall or other obstruction. If two or more units are to be positioned in the same area, a similar distance should 3. Install as shown in dotted lines with same four bolts. be maintained between adjacent units. Sufficient free a
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Remote Air-Cooled Condenser Leg Assembly for Horizontal Airflow Installation This condition can be overcome in one of two following (Models 024-133; 5-26) ways: Figure 6. Leg assembly (horizontal airflow, models 024-133; 5-26) 1. The discharge line may be properly sized for the desired pressure drop at full load conditions and an oil separator installed at the bottom of the trap in the discharge line from the compressor. . A double riser discharge line may be used as shown in Figure 8. Lin
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Installation and Operations Manual Table 1� Tons of Refrigeration, Discharge Discharge Line Line Size R- R-404A/R-507 R-410A (Type L Sat. Suction Temp (°F) Sat. Suction Temp (°F) Sat. Suction Temp (°F) Copper OD) -40 0 40 -40 0 40 -40 0 40 1/ 0.75 0.80 0.85 0.61 0.70 0.79 1.17 1.6 1.33 5/8 1.40 1.50 1.60 1.14 1.31 1.48 . 0 .36 .49 7/8 3.70 4.00 4.0 .98 3.44 3.87 5.76 6.1 6.5 1-1/8 7.50 8.00 8.50 6.01 6.96 7.81 11.64 1.50 13.17 1-3/8 13.10 14.00 14.80 10.46 1.10 13.58 0.
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Remote Air-Cooled Condenser Diagram 1. Typical Wiring Diagram for Models 1-3. Diagram 2. Typical Wiring Diagram for 208-230/1/60 208-230V/1phase/60 Hz T2 T1 TERMINAL BOARD FAN MOTORS Diagram 3. Typical Wiring Diagram for 208-230/1/60 with Fan Cycling. M3 M2 M1 208-230V/1phase/60Hz Models 105-133; 21-26 Models 049-080; 10-16 Models 008-040; 1-8 T1 T2 TERMINAL Diagram 4. Typical Wiring Diagram for 208-230-460/3/60 BOARD 208-230V/3 phase/60Hz 460V/3 phase/60Hz T1 T2 T3 TERMINAL BOARD FCC FCC FAN MO
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Installation and Operations Manual Factory-installed packages are mounted on the unit and have Start Up all motor connections completed. Field wiring consists of Check for proper fan rotation. Air is drawn through the coil on connecting this panel to a power supply and fused disconnect(s) all units. Be sure the fans turn freely. Rotation of the motors and together with the control circuit to the contactor coils. blades should be in a clockwise direction looking at the unit from the blade s
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Remote Air-Cooled Condenser Figure 10. of the fans are constant speed and are cycled separately using ambient sensing thermostats. Flooded Head Pressure Control Valve (FHP) The FHP system of head pressure control is a completely automatic control that maintains a preset condenser pressure without need of seasonal adjustment. The control maintains head pressure by backing liquid into the leaving side of the condenser, decreasing the effective condenser surface and therefore maintaining a
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Installation and Operations Manual Table 6 � FHP Charge Factor; T�D � 25 and 30 ˚F Additional Charge Factor Minimum Ambient 5 T.D. °F 30 T.D. °F +60°F 0.66 0.33 +40°F 0.85 0.71 +0°F 0.91 0.81 0°F 0.93 0.86 -0°F 0.95 0.90 Table 7 � Refrigerant Charge, R-22 (lbs�) Additional Lbs. R- Charge for FHP at 0° T.D. °F Model Standard Minimum Ambient R- Char ge at Condenser* WSS DVT FCB +50°F +40°F +0°F 0°F -0°F 008 001 1 1.0 1.0 1.0 1.0 1.0 1.0 009 — 1.5 1.0 .0 .0 .0 .0 .0 010 00
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Remote Air-Cooled Condenser System Warranty In-Warranty Return Material Procedure This equipment is designed to operate properly and produce Material may not be returned except by permission of rated capacity when installed in accordance with accepted authorized factory service personnel of Heatcraft Refrigeration industry standards. Products LLC in Stone Mountain, Georgia, USA. A Return Goods tag will be sent to be included with the returned material. Enter Failure to meet the following con
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Installation and Operations Manual General Fan Layouts Figure 12. Model 049-080, 10-16 Figure 13. Model 105-133, 21-26 Figure 11. Model 008-040, 1-8 Condenser Specifications Table 9� Specifications Connections Model Dimensions Motor Data No. Dia. Net Wt. (ODS) CFM Fans (in.) (lbs.) 1 1 WSS DVT FCB A B HP FLA HP FLA Inlet Outlet 008 001 1 — — ,400 1 18 1/4 — — 3/8 3/8 96 009 —- 1.5 — — ,400 1 18 1/4 — — 5/8 5/8 96 010 00 — — ,400 1 18 1/4 — — 7/8 5/8 96 016 003 3 — — ,100 1 18
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Remote Air-Cooled Condenser Diagram 7� Dimensions for Models 024-133, 5-26 with Vertical Air Flow Optional 43” A External Electrical Box 24 1/2” 16” 17” 8” 34” 9” B 1” 21 1/2” 7/8” Diameter Holes Diagram 8� Dimensions for Models 024-133, 5-26 with Horizontal Air Flow 43” 37 1/2” 2 1/2” 9” 1” B 42 1/2” A 7/8” Diameter Holes Electrical junction box is located on header end of units unless optional FAN CYCLING is ordered on 230 and 460 volt. In which case, three phase units electrical box is
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Installation and Operations Manual Replacement Parts by Commercial Refrigeration Parts When writing to the factory for service or replacement parts, refer to the model number and serial number of the unit as stamped on the serial plate attached to the unit. If replacement parts are required, mention the date of installation of unit and date of failure, along with an explanation of the malfunctions and a description of the replacement parts required. Table 10 � Replacement Parts List Model Mo
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Remote Air-Cooled Condenser Installation Checklist Condenser Start Up Date Model Number Serial Number Electrical Voltage Amperage Installer: Name & Address Please retain this information with the condenser. Remote Air-Cooled Condenser Installation and Operations Manual, August 007 15
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Since product improvement is a continuing effort, we reserve the right to make changes in specifications without notice. The name behind the brands you trust. CLIMATE Commercial Refrigeration Parts CONTROL H-IM-RACC-0807 | version 000 Heatcraft Refrigeration Products LLC • 175 West Park Place Blvd., Stone Mountain, GA 30087 P: 770.465.5600 • F: 770.465.5990 • www.heatcraftrpd.com
