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Ecodan 150 Standard - User Manual

Ecodan 150 Standard
40 pages
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1
MITSUBISHI ELECTRIC PRE-PLUMBED UNVENTED MAINS PRESSURE WATER HEATER
WITH FTC5 CONTROL SYSTEM FOR USE WITH THE ECODAN
AIR SOURCE HEAT PUMP RANGE
150, 170, 210, 250 and 300 LITRE CAPACITY STANDARD MODELS
210, 250 and 300 LITRE CAPACITY SOLAR MODELS
150 and 170 LITRE CAPACITY SLIMLINE MODELS
INSTALLATION AND SERVICING INSTRUCTIONS
IMPORTANT: PLEASE READ AND UNDERSTAND THESE INSTRUCTIONS
BEFORE COMMENCING INSTALLATION. PLEASE LEAVE THIS MANUAL
WITH THE CUSTOMER FOR FUTURE REFERENCE.

Table of Contents

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Summary

Introduction to Ecodan Water Heaters

General Requirements for Installation

General Installation Guidelines

Discharge Pipe Installation and Regulations

Discharge Pipe D1

Details on the discharge pipe from safety devices to the tundish, including diameter and material requirements.

Tundish

Requirements for tundish installation, location, and air gap compliance for safety valve discharge.

Discharge pipe D2

Specifications for the discharge pipe from the tundish, including length, fall, and material considerations.

Heat Pump Primary Circuit Installation

HEAT PUMP SELECTION

Guidance on selecting suitable Mitsubishi Electric Ecodan Air Source heat pumps for the pre-plumbed cylinders.

WATER QUALITY AND SYSTEM PREPARATION

Specifies water quality parameters and system preparation steps, including cleansing and inhibitor use.

Installation - Solar Primary

CONNECTION TO THE SOLAR PRIMARY CIRCUIT

How to connect the solar models to a pumped solar primary circuit using 22mm copper pipe or BSP connections.

CONTROL OF SOLAR PRIMARY CIRCUIT

Using a solar differential temperature controller for accurate temperature control and preventing overheating.

Installation - Immersion Heater Electrical Supply

Commissioning

Filling and System Checks

Steps for filling the unit, checking connections, expansion vessel pressure, and purging air, followed by system checks.

Circuit Operation and By-Pass

Guides on DHW circulation, primary circuit operation, and setting automatic system by-pass valves.

Maintenance

System Checks and Inspections

Covers regular inspection of safety valves, strainers, and expansion vessel charge pressure.

Component Servicing Procedures

Detailed steps for cleaning strainers, descaling immersion heaters, and removing/replacing them.

Re-Commissioning

Post-maintenance steps to ensure the system is refilled and operating correctly after servicing.

Fault Finding & Servicing

Spare Parts

User Instructions

Safety and Operational Warnings

Crucial safety warnings, commissioning record importance, and handling operational faults.

System Control and Performance

Guides on setting immersion heater temperature, heat pump heating, and understanding flow performance.

Environmental Information

Technical Support

Ecodan 150 Standard Specifications

General IconGeneral
BrandEcodan
Model150 Standard
CategoryWater Heater
LanguageEnglish

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