Chillers
Introduction
DeltaChill™ Air Cooled and FreeCool
2
Chiller Technical Manual 7267818 V1.13.0_01_2018
Customer Services
Warranty, Commissioning & Maintenance
As standard, Airedale guarantees all non consumable parts only for a period of 12 months, variations tailored to suit
product and application are also available; please contact Airedale for full terms and details.
To further protect your investment in Airedale products, Airedale can provide full commissioning services,
comprehensive maintenance packages and service cover 24 hours a day, 365 days a year (UK mainland).
For a free quotation contact Airedale or your local Sales Engineer.
All Airedale products are designed in accordance with EU Directives regarding prevention of build up of water,
associated with the risk of contaminants such as legionella.
For effective prevention of such risk it is necessary that the equipment is maintained in accordance with Airedale
recommendations.
ChillerGuard
In addition to commissioning, a 24 hour, 7 days a week on-call service is available throughout the year to UK mainland
sites. This service will enable customers to contact a duty engineer outside normal working hours and receive
assistance over the telephone. The duty engineer can, if necessary, attend site, usually within 24 hours or less.
Full details will be forwarded on acceptance of the maintenance agreement.
Spares
A spares list for 1, 3 and 5 years will be supplied with every unit and is also available from our Spares department on
request.
Training
As well as our comprehensive range of products, Airedale offers a modular range of Refrigeration and Air Conditioning
Training courses, for further information please contact Airedale.
Customer Services
For further assistance, please e-mail: enquiries@airedale.com or telephone:
UK Sales Enquiries
+ 44 (0) 113 239 1000
enquiries@airedale.com
International Enquiries + 44 (0) 113 239 1000
enquiries@airedale.com
Spares Hot Line
+ 44 (0) 113 238 7878
spares@airedale.com
Airedale Service
+ 44 (0) 113 239 1000
service@airedale.com
Technical Support
+ 44 (0) 113 239 1000
tech.support@airedale.com
Training Enquiries
+ 44 (0) 113 239 1000
training@airedale.com
For information, visit us at our web site: www.airedale.com
Airedale Ltd endeavours to ensure that the information in this document is correct and fairly stated, but none of the
statements are to be relied upon as a statement or representation of fact. Airedale Ltd does not accept liability for any
error or omission, or for any reliance placed on the information contained in this document. The development of Airedale
products and services is continuous and the information in this document may not be up to date. It is important to check
the current position with Airedale Ltd at the address stated. This document is not part of a contract or licence unless
expressly agreed. No part of this document may be reproduced or transmitted in any form or by any means, electronic
or mechanical, including photocopying, recording, or information storage and retrieval systems, for any purpose other
than the purchaser’s personal use, without the express written permission of Airedale Ltd.
©2018 Airedale International Air Conditioning Limited. All rights reserved. Printed in the UK.
Warranty cover is not a substitute for maintenance. Warranty cover is conditional to maintenance
being carried out in accordance with the recommendations provided during the warranty period.
Failure to have the maintenance procedures carried out will invalidate the warranty and any
liabilities by Airedale International Air Conditioning Ltd.
CAUTION
Health and Safety
IMPORTANT
The information contained in this manual is critical to the correct operation and maintenance of the unit and should be
read by all persons responsible for the installation, commissioning and maintenance of this Airedale unit.
Safety
The equipment has been designed and manufactured to meet international safety standards but, like any mechanical/
electrical equipment, care must be taken if you are to obtain the best results.
Electrical installation commissioning and maintenance work on this equipment should be undertaken by competent and
trained personnel in accordance with local relevant standards and codes of practice.
A full hazard data sheet in accordance with COSHH regulations is available should this be required.
Personal Protective Equipment
Airedale recommends that personal protective equipment is used whilst installing, maintaining and commissioning
equipment.
Manual Handling
Some operations when servicing or maintaining the unit may require additional assistance with regard to manual
handling. This requirement is down to the discretion of the engineer.
Remember do not perform a lift that exceeds your ability.
Refrigerant Warning
The Airedale unit uses R410A refrigerant which requires careful attention to proper storage and handling procedures.
Use only manifold gauge sets designed for use with R410A refrigerant. Use only refrigerant recovery units and cylinders
designed for high pressure refrigerants.
R410A must only be charged in the liquid state to ensure correct blend makeup.
The refrigerant must be stored in a clean, dry area away from sunlight. The refrigerant must never be stored above
50°C.
Pressure Equipment Directive (2014/68/EU)
Minimum and Maximum Operation Temperature (Ts) and Pressure (Ps)
Refrigeration
AllowableTemperature Range (Ts), Ts =
Min -20°C* to Max 120°C**
Maximum Allowable Pressure (Ps) Ps =
High Side 40.7 Barg Low side Barg
*Based on the refrigerant temperature in the unit off state in the lowest permitted ambient temperature.
**Based on the maximum allowable super heated refrigerant temperature.
Waterside
AllowableTemperature Range (Ts), Ts =
Min -20°C* to Max 120°C**
Maximum Allowable Pressure (Ps) Ps =
10 Barg
*Based on the refrigerant temperature in the unit off state in the lowest permitted ambient temperature.
Global Warming Potential
The R410A refrigerant has a GWP of 2088 (based on EN378-1:2016, 100 year life)
Ecodesign Directive 2009/125/EC
The product range within this document is designed in accordance to the European Ecodesign Directive 2009/125/EC.
The appendix at the rear section of the manual gives the product compliancy metrics. Products sold outside of the EU
are exempt from this directive.
When working with any air conditioning units ensure that the electrical isolator is switched off prior
to servicing or repair work and that there is no power to any part of the equipment.
Also ensure that there are no other power feeds to the unit such as fi re alarm circuits, BMS circuits
etc.
CAUTION
