Floaire DX COIL User Manual

EVAPORATOR COIL (DX)INSTALLATIONOPERATIONANDMAINTENANCECommercial ProductsPO Box 1457 / 1000 Heatcraft Drive, Grenada, MS 38902-1457Tel: 800-225-4328

EVAPORATOR IOMGuidelines for the installation, operation and maintenance of Heatcraft’s direct expansion (DX)cooling coils have been provided to help

EVAPORATOR IOMCoil Types1. Heatcraft’s model EN evaporator is used for applications where capacity control is notrequired. Single or multiple distri

EVAPORATOR IOMInstallation1. Carefully remove the coil from the shipping package to avoid damage to the finned area.Damaged fins can be straightened

EVAPORATOR IOM12. Use a vacuum pump to evacuate the coil and any interconnecting piping that has beenopen to atmosphere. Measure the vacuum in the p

EVAPORATOR IOM5Figure 5 - General DiagramFigure 4 - Hot Gas Bypass Kit InstalledRemote Sensing BulbSuction LineLiquid LineNozzleEqualizer LineDistrib

EVAPORATOR IOMOperation1. Proper air distribution is vital to coil performance. Air flow anywhere on the coil faceshould not vary by more than 20%.2

The Heat Transfer Division of Heatcraft Inc., hereinafter referred to as the “Company”, warrants that it will providefree suitable repair or replaceme