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Daikin VHF - User Manual

Daikin VHF
64 pages
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Installation and Maintenance Manual IM 986-11
Group: WSHP
Part Number: 910258818
Date: December 2018
Vertical Stack Water Source Heat Pumps
Model VHF Cabinet
Model VHC Chassis (Standard Range)
Model VHW Chassis (Geothermal Range)
Unit Sizes 009 – 036 / R-410A Refrigerant
Model VHF
Model VHC/VHW

Table of Contents

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Summary

Model Nomenclature

Receiving and Storage

Dimensional Data

Pre-Installation Considerations

Cabinet Configurations

Critical Dimensions

Framing Locations and Dimensions

Critical dimensions for unit framing to ensure proper fit-up and reduce sound levels.

Installation

Riser and Cabinet Installation

Instructions for positioning, aligning, and securing the unit cabinet and risers to the floor.

Water System Preparation and Piping

Guidance on water system quality, piping, cleaning, flushing, and operating limits.

Electrical Wiring and Thermostat Connections

Steps for connecting unit power wiring and various thermostat/sensor wiring configurations.

Damper Control Wiring Diagrams

Wiring diagrams for damper control based on unit size and fan motor type.

Controls Configuration

Jumper Settings

Jumper Settings and Descriptions

Table of jumper settings and their descriptions for configuring unit operation modes.

MicroTech III Controller Operation

Controller Overview and Lockout Reset

Overview of controller capabilities, operation, and methods for remote lockout reset.

Performance Data

Typical Wiring Diagrams

EC Motor Wiring Diagrams

Wiring diagrams for EC motors, sensors, communication modules, and thermostats.

PSC Motor Wiring Diagrams

Wiring diagrams for PSC motors, sensors, communication modules, and thermostats.

Start-Up Procedures

Initial Start-Up Checks and Procedures

Safety precautions, checks, and step-by-step procedures for unit start-up.

General Maintenance and Troubleshooting

Refrigerant R-410 A and Lubrication

Information on R-410A refrigerant properties, handling, charging, and required lubricants.

Equipment Data Collection

Product Information and Support

Daikin VHF Specifications

General IconGeneral
BrandDaikin
ModelVHF
CategoryHeat Pump
LanguageEnglish

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