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CLIVET WSAN-EE 31 User Manual

CLIVET WSAN-EE 31
56 pages
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WSAN-EE 17-21-25-31-41-51-61-
71-81-91-101-121-131-151
ELFO ENERGY COMPACT
AIR TO WATER HEAT PUMP FOR OUTDOOR INSTALLATION
Installation and Use Manual
M02R40C8-00 16/04/08
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CLIVET WSAN-EE 31 Specifications

General IconGeneral
BrandCLIVET
ModelWSAN-EE 31
CategoryHeat Pump
LanguageEnglish

Summary

User Instructions and Operation

Principle of Operation

Explains the summer and winter cooling cycles, detailing refrigerant flow and heat transfer.

Water Circuit

Describes the components and flow of the water circuit, including connections for heating and domestic hot water.

Unit Operations and Alarms

General Warnings and Certifications

General Warnings

Provides important safety and operational precautions for unit installation, use, and maintenance.

Residual Risks and Safety Precautions

Danger Areas

Highlights areas requiring authorized personnel only, identifying internal and external danger zones.

Handling and Installation Risks

Covers risks associated with moving, installing, and securing the unit to prevent toppling or falls.

General Risks

Lists potential hazards like burning smells or contact with hot components and necessary precautions.

Electrical System Risks

Details hazards related to the unit's electrical system, including power supply and earthing.

Refrigerant and System Safety

Moving Parts Safety

Warns about hazards from moving fan rotors and emphasizes disconnecting power before access.

Refrigerant Safety

Covers risks associated with refrigerant gas, including toxic effects, explosion, and fire hazards.

Water System Safety

Addresses potential issues with the water system, such as leaks and short circuits.

Refrigerant Safety Data

Unit Positioning Guidelines

General Positioning Considerations

Factors to consider for installing air-conditioning systems, including spaces and connections.

Functional Clearances

Specifies required space around the unit for operation, maintenance, and safety.

Positioning Specifics

Details on outdoor installation, safety valves, anti-vibration devices, and avoiding specific environmental issues.

Water Connections and System Setup

General Water Connection Principles

Covers piping design, intercepting valves, pressure indicators, tube insulation, and supports.

Freeze Protection and System Preparation

Details on preventing freezing with glycol, installation emptying, and expansion tanks.

Electrical Connection and Data

General Electrical Connection Guidelines

Principles for electrical installation, safety, wiring, and system grounding.

Standard Unit Electrical Data

Provides technical electrical specifications for different unit sizes, including current and power inputs.

Electrical System and Components

Connection to the Mains

Steps for connecting the unit to the power supply, ensuring safety and proper wiring.

Functional Connections and Remote Controls

Remote Control Connections

Details on various remote ON/OFF, SUMMER/WINTER, and set point controls.

Domestic Hot Water Control

3-Way Valve Control for Domestic Hot Water

Manages domestic hot water production using a dedicated 3-way valve based on external requests.

Unit Start-Up Procedures

Preliminary Checks Before Start-Up

Essential checks before initiating unit operation, including glycol percentage and fan clearance.

Refrigerant, Water, and Electrical System Checks

Verifies system integrity, pressure, and electrical connections before startup.

Crankcase Resistance Pre-Start

Specific procedure for units with crankcase resistances, requiring pre-heating.

Start-Up Verification and Parameter Checks

Verify Electrical Tensions and Absorptions

Checks power supply voltage, phase balance, and unit current draw.

Refrigerant Circuit Parameter Check

Monitors key parameters like pressure, temperature, and liquid line for circuit health.

Unit Control and Operation Modes

Set Point Adjustments and Defrosting

Alarms and Keypad Operation

Comprehensive Alarm List

Alarm Identification and Reset

Lists all alarm codes, their types (faulty, pre-alarm), and reset procedures.

Routine Maintenance Procedures

Maintenance Inspections and Unit Shutdown

Troubleshooting Common Issues

High and Low Pressure Troubleshooting

Identifies causes for high/low pressure alarms in cooling mode and troubleshooting steps.

Faulty Probe and Transducer Diagnosis

Troubleshooting steps for faulty probes and pressure transducers, including checks and replacements.

Advanced Troubleshooting

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