T echnologies Sarl, Ecublens, Route du Bois 37, Switzerland by its Authorised Representative Honeywell Inc. This temperature controller is suitable for a variety of heating systems, such as gas, oil, and electric boilers, making it highly versatile and compatible with different household setups. Several times recently the programmer has switched from auto to once for heating without any intervention from us. Think about how you use your domestic hot water – if you have a storage system, it is not necessary to have this switched on all the time, even when you are in the house. The ST9400A has a large backlit LoT display which provides text feedback with help and programming hints as well as automatic summer/winter 1 hour change and a choice of 3 different built in programmes.

The Honeywell ST9400A offers a user-friendly interface, allowing homeowners to easily program and adjust the temperature settings according to their preferences. I set my Hot Water and Central Heating to come on for a couple of hours in the morning, and again in the late afternoon, the Hot Water goes off early evening, and the Central Heating turned off late in the evening. LoT™ Technology provides you with informative ‘on-screen’ feedback and operational assistance as and when required. All ST9400 models incorporate the Line of Text (LoT) display that gives clear plain English instructions whenever any button or slider is used. Features Easy to use slider and buttons combined with ‘LoT’™ Technology and an ‘OK’ button , allows you to confi rm changes and stay in control.The better your problem and question is described, the easier it is for other Honeywell owners to provide you with a good answer. The Honeywell ST6400A Programmer can be used for combi boilers, heating zones or any application where small electric loads need switching. In the Winter the Central Heating is set to Once a day (the Heating being controlled by the room state) - early morning to late at night, the Hot Water remains on its Auto setting. With its advanced features and durable construction, it offers homeowners precise control over their energy usage, enhancing comfort and convenience while minimizing wastage. This feature enables homeowners to effectively manage their energy consumption, reducing wastage and optimizing efficiency.

In the evening, when the house is up to temperature, it is often possible to switch off the heating up to an hour before you go to bed, without any noticeable reduction in comfort. The HONEYWELL ST9400A1002 1 DAY 2 CHANNEL PROGRAMMER - Now Use 4201085 is a genuine, brand new Honeywell Heating Supplies product, covered by a Honeywell Heating Supplies manufacturer's guarantee. Energy Effi ciency and the Environment Home energy use is responsible for more than ¼ of the total UK carbon emissions which contribute to climate change. The 103 third parties who use cookies on this service do so for their purposes of displaying and measuring personalized ads, generating audience insights, and developing and improving products. It can be used for combi boilers, heating zones or any application where small electric loads need switching.

This document is to be left with the user and forms part of a Home Information Pack WHAT IS A PROGRAMMER? Choosing the right Honeywell Home Electronic Programmer 24 Hour ST9400A1002, is an important decision, and it's one we're sure to help you get right. Please note that if the item requires testing your refund will take approximately 14 days from receipt at Adlink UK Limited. We're sorry but this product has now been discontinued by Honeywell Heating Supplies and can no longer be purchased. Afghanistan, Algeria, American Samoa, Angola, Anguilla, Antigua and Barbuda, Argentina, Armenia, Aruba, Azerbaijan Republic, Bahamas, Bahrain, Bangladesh, Barbados, Belize, Benin, Bermuda, Bhutan, Bolivia, Botswana, Brazil, British Virgin Islands, Brunei Darussalam, Burkina Faso, Burundi, Cambodia, Cameroon, Cape Verde Islands, Cayman Islands, Central African Republic, Chad, Chile, China, Colombia, Comoros, Cook Islands, Costa Rica, Côte d'Ivoire (Ivory Coast), Democratic Republic of the Congo, Djibouti, Dominica, Dominican Republic, Ecuador, Egypt, El Salvador, Equatorial Guinea, Eritrea, Ethiopia, Falkland Islands (Islas Malvinas), Fiji, France, French Guiana, French Polynesia, Gabon Republic, Gambia, Georgia, Germany, Ghana, Greenland, Grenada, Guadeloupe, Guam, Guatemala, Guinea, Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, India, Indonesia, Iraq, Israel, Jamaica, Japan, Jordan, Kazakhstan, Kenya, Kiribati, Kuwait, Kyrgyzstan, Laos, Lebanon, Lesotho, Liberia, Libya, Macau, Madagascar, Malawi, Malaysia, Maldives, Mali, Marshall Islands, Martinique, Mauritania, Mauritius, Mayotte, Mexico, Micronesia, Mongolia, Montserrat, Morocco, Mozambique, Namibia, Nauru, Nepal, Netherlands Antilles, New Caledonia, New Zealand, Nicaragua, Niger, Nigeria, Niue, Oman, Pakistan, Palau, Panama, Papua New Guinea, Paraguay, Peru, Philippines, Puerto Rico, Qatar, Republic of the Congo, Reunion, Russian Federation, Rwanda, Saint Helena, Saint Kitts-Nevis, Saint Lucia, Saint Pierre and Miquelon, Saint Vincent and the Grenadines, Saudi Arabia, Senegal, Seychelles, Sierra Leone, Singapore, Solomon Islands, Somalia, South Africa, South Korea, Sri Lanka, Suriname, Swaziland, Taiwan, Tajikistan, Tanzania, Thailand, Togo, Tonga, Trinidad and Tobago, Tunisia, Turkey, Turkmenistan, Turks and Caicos Islands, Tuvalu, Uganda, United Arab Emirates, Uruguay, Uzbekistan, Vanuatu, Venezuela, Vietnam, Virgin Islands (U.

If you are concerned about possible frost damage to any exposed pipe work, it is advisable to fi t a frost protection system – your installer can advise you about this. Honeywell are the leading supplier of domestic heating and combustion controls in the UK, and are a Fortune 100 company employing over 127,000 people worldwide. Just one niggle, when the display is lit by a clear blue sky during the day the display shows dark patches. They help us to identify popular products and understand your browsing habits so we can display relevant adverts to you. You can change your choices at any time by visiting Cookie preferences, as described in the Cookie notice.

Tightening the 2 x screws underneath was very awkward too, although that was also true of the old unit. I have seen on some reviews that people complained that the clock as comes was 5 minutes slow, and they could not reset it.