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Heatcraft LFA User Manual

Heatcraft LFA
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Low Flow Unit Coolers
Technical Guide
Models LFA | Air Defrost
LFAE | Electric Defrost
LFAH | Hot Gas Defrost
LK-LFTB | October 2016
Replaes LK-LFTB APR. 2015
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Heatcraft LFA Specifications

General IconGeneral
BrandHeatcraft
ModelLFA
CategoryFreezer
LanguageEnglish

Summary

Features & Benefits

Cabinet Features

Details the unit's cabinet construction, including rust-free aluminum and louvered grille.

Cooling Coil Benefits

Explains coil features like sweat-type connections and corrugated fins for optimal heat transfer.

Drain Pan Design

Describes the inner drain pan and its features, including low-wattage electric heaters.

Motor Specifications

Covers motor wiring, mounting, noise reduction, and types like PSC and EC motors.

Available Options

Lists unit configurations and factory-installed components like TXV, solenoids, and thermostats.

PERFORMANCE DATA

Capacity and Fan Data (60 Hz)

Presents performance data including capacity and fan flow for 60 Hz models.

Capacity and Fan Data (50 Hz)

Provides performance data including capacity and fan flow for 50 Hz models.

LFA Air Defrost Electrical Specs

Details electrical specifications for LFA Air Defrost models across different motor types.

LFAE Electric Defrost Electrical Specs

Lists electrical specifications for LFAE Electric Defrost models, including defrost heaters.

LFAH Hot Gas Defrost Electrical Specs

Provides electrical specifications for LFAH Hot Gas Defrost models and drain pan heaters.

DIMENSIONAL DATA

Physical Dimensions by Model

Provides detailed physical measurements (A-G) for all unit models in inches and millimeters.

Replacement Parts Overview

Lists part numbers and descriptions for common replacement components.

Motor Replacement Parts

Details specific part numbers for various motor types used in the units.

Connection Sizes and Weights

Shows inlet, suction, and hot gas connection sizes along with approximate net weights.

Nozzle Selection for LFA Air Defrost

Specifies nozzle types and sizes for LFA Air Defrost models based on distributor type.

Nozzle Selection for LFAE Electric Defrost

Lists nozzle specifications for LFAE Electric Defrost models by distributor type.

Nozzle Selection for LFAH Hot Gas Defrost

Details nozzle selection for LFAH Hot Gas Defrost models.