Heatcraft Refrigeration Products none installation and operation guide

Page 1

Air-Cooled Condenser

Installation & Operation

Bulletin No. H-IM-90

August 2008

Part Number 25007301

 

 

 

Replaces H-IM-90, March 2006

Air-Cooled

Condensers

Installation and

Operation Guide

Applicable for Bohn, Larkin, Climate Control, and Chandler brands

Table of Contents

 

Inspection

. . . . . . . . . . . . .

. .2

System Warranty

. ... .. .. ..

..2

Installation

. . . . . . . . . . . . .

. .2

Unit Location

. . . . . . . . . . . . .

. .2

Sound Vibration

2

Rigging Instructions

3

Space and Location Requirements

..4

Typical Arrangements

5

Installation, Refrigerant Piping

5

Line Sizing

6

Discharge Lines

. . . . . . . . . . . . .

. .6

Electrical Wiring.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Typical Wiring Diagram

. . . . ... .. .. ..

7

Start-Up

. . . . . . . . . . . . .

. .8

Discharge Gas Pulsation.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

Operation

. . . . . . . . . . . . .

. .8

Winter Operation Head Pressure Control.. . . . . . . . . . . . . . . . .8

Fan Cycling

. . . . . . . . . . . . .

. .8

Fan Cycling Head Pressure Controls

. . . . . . . . . . ... .. ..

9

Flooding Head Pressure Controls

. . . . . . . . . . . . . .

.9

Refrigerant Charge

. . . .. .. ..

..9

Minimum Ambient for Fan Cycling

. . . . . . . . .. .. 10

Mechanical Fan Cycling Thermostat Settings.. . . . . . . . . . . 10

Electronic Fan Cycling Thermostat Settings

. . . . . . . . . . . . .

11

Pressure Chart

. . . . . . . . . . . . .

11

Refrigerant Charge for Fan Cycling plus Flooded Condenser. . . .

12

Flooded Charge Temperature Difference Factor

13

Additional Refrigerant Charges

. . . . . . . .. .. ..13

Model Cross Reference

. . . .. .. .. ..

13

Maintenance

.. .. .. ..13

Cleaning Instructions

. . . . . . . . . . . . .

13

In-Warranty Return Material Procedure . . . .

. . . . . . . . . . . . .

14

InterLink Parts List

. . . . . . . . . . . . .

14

E Series Motors with Integrated Variable Speed

15

Speed Adjustment Characteristics

. . . . . . . . . . . . .

15

External Control Signal

. . . .. .. .. ..

15

Proportional Pressure Control

. . . . . . . . . . . . .

15

Head Pressure Setpoint

. . . . . . . . . . . . .

16

Minimum Output

. . . . . . . . . . . . .

16

Throttling Range

.. .. .. .. .. ..

16

Integration Constant

. . . .. .. ..

16

Reverse Acting or Direct Acting Mode

. . . . . . . . . . . . .

16

Master/Slave Configuration

. . . . . . . . . . . . .

17

Protective Features

. .. .. .. .. .. ..17

Phase Failure

.. .. .. ..17

EC Motor Wiring

. . . . . . . . . . . . .

17

Typical 1 x 4 EC Motor Wiring Diagram

18

Typical EC Condenser Wiring with Ext. .Signal.. . . . . . . . . . . 19

Typical EC Condenser Wiring with Proportional

19

Pressure Control

. . . . . . . . . . . . .

19

Installation Check List

. . .. .. .. ..20

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Contents Air-Cooled Condensers Installation Operation Guide Installation System WarrantyInspection Sound VibrationDrawing 1. Rigging Instructions Walls or Obstructions Space and Location RequirementsMultiple Units Units in PitsTypical Arrangements Installation, Refrigerant PipingCondensing Temperature Correction Factor Electrical WiringDischarge Lines Tons of RefrigerationPage Discharge Gas Pulsation Fan CyclingWinter Operation Head Pressure Control Flooding Head Pressure Controls Fan Cycling Head Pressure ControlsVariable Speed Splitting ControlsMinimum Ambient for Fan Cycling Mechanical Fan Cycling Thermostat SettingsPressure Chart Electronic Fan Cycling Thermostat SettingsModel Summer Charge Refrigerant Charge. Lbs. R-22 for Flooded CondenserCleaning Instructions MaintenanceFlooded Charge Temperature Difference Factor Model Cross ReferenceIn-Warranty Return Material Procedure InterLink Condenser Parts ListParts by InterLink Fan Motor PartExternal Control Signal Speed Adjustment CharacteristicsSeries Motors with Integrated Variable Speed Be sure that the unit is isolatedHead Pressure Setpoint Reverse acting or direct acting mode of operationMinimum Output Throttling rangeProtective Features Master/Slave ConfigurationPhase failure EC Motor WiringFAN 1 Header FAN FAN Motor Identification Installation Check List

none specifications

Heatcraft Refrigeration Products is a recognized leader in providing innovative and energy-efficient cooling solutions. The company specializes in manufacturing an extensive array of refrigeration systems designed to meet the demands of various commercial applications. With a strong commitment to quality and sustainability, Heatcraft integrates advanced engineering principles in every product, ensuring reliability and performance.

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Heatcraft also prioritizes customer support and service, offering resources and training for technicians to enhance their expertise in handling refrigeration systems. With a strong distribution network and support from knowledgeable representatives, customers can be assured that help is always accessible.

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Overall, Heatcraft Refrigeration Products exemplifies excellence in design, efficiency, and support, establishing itself as a trusted partner in the HVAC and refrigeration industries. Their commitment to quality and sustainability positions them as a frontrunner, meeting the evolving demands of a diverse market.
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