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Woman adjusting her heat pump settings with the remote control.

What Is the Auto Mode on a Heat Pump For?

Blog · Expert advice

What Is the Auto Mode on a Heat Pump For?

A heat pump’s auto mode is a handy feature, but it is often misunderstood. Find out what it does, its advantages and when it is best to use it.

Woman adjusting her heat pump settings with the remote control.
Table of contents
  1. What is a heat pump’s auto mode?
  2. When should you use your heat pump in auto mode?
  3. The limits of auto mode
  4. Your heat pump experts on the North Shore

What is a heat pump’s auto mode?

Auto mode lets your unit switch between heating mode and cooling mode without you having to step in. The goal is to keep a constant temperature inside the house.

How does auto mode work?

Based on the set point temperature you have chosen, the heat pump determines whether it needs to heat or cool.

The outdoor unit reads the outdoor air conditions and adjusts the production of warm or cool air to maintain optimal comfort. This way, you no longer have to keep juggling your heating system and your air conditioning system.

In general, we recommend setting the temperature between 20 °C and 22 °C for heating, and around 23 °C to 25 °C for cooling. These guidelines promote both comfort and energy efficiency, while ensuring consistent comfort whether you heat a single room or your entire home.

Which types of heat pumps offer this feature?

Most models include this feature, whether it is a wall-mounted heat pump, a central heat pump or a multi-zone system.

In every case, the principle is the same: the unit selects heating or cooling mode on its own, based on the set point temperature and the outdoor temperatures. This guarantees consistent comfort, whether you need to heat a single room or your entire home.

When should you use your heat pump in auto mode?

When the seasons change

In spring and fall, temperatures can vary a lot between morning and evening. Auto mode automatically adjusts your heat pump so the house stays comfortable.

When you are away for long periods

If you spend long hours away from home, auto mode keeps the house at a stable temperature without you constantly having to step in. You come back to a home that is already comfortable, with no extra adjustments.

To avoid repeated adjustments

If you prefer simplicity, auto mode is an excellent option. Just set the temperature you want and the system automatically adjusts how it operates.

The limits of auto mode

In the depths of winter

During the intense cold of winter, it is best to select heating mode manually to maximize the production of warm air.

During a heat wave

When temperatures soar, cooling mode provides faster and more constant cooling than auto mode.

Listen to your own comfort

Auto mode is practical, but it is not foolproof. Trust your own comfort and do not hesitate to change the settings manually if the temperature you feel does not meet your expectations.

Your heat pump experts on the North Shore

A technician from Les Entreprises MPH servicing a heat pump

At Les Entreprises MPH, we take the time to answer your questions and guide you in using your heat pump. Whether it is to understand its settings, schedule a maintenance visit, plan a cleaning, have a repair done or consider a replacement, we are here to advise you.

Talk to our experts

If you want to get the most out of your heat pump or book a service call on the North Shore, our team is here for you.

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Pierre Portelance
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Bravo aux deux techniciens de MPH pour l’installation de notre thermopompe ce lundi 2 février 2026. Ce sont de vrais professionnels. Ils travaillent dans la bonne humeur. Nous sommes vraiment contents du résultat. Pierre Portelance
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Sylvie Gauthier
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Wow, service excellent!!! Chacun des membres de la compagnie sont compétents et efficaces. Comme de d excellentes petites abeilles au travail. Je recommande +++
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midi.chalilou midi.chalilou
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je tiens a souligner excellent travail de Yan sur mon service tres professionnel gentil et prend le temps de t'expliqué le probleme merci Michel de Blainville
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Sofie Morin
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Un gros merci aux deux techniciens qui sont venus aujourd'hui, soient Marc et Jean-Benoit. Ils ont été courtois et professionnels, souci du travail bien fait. Service après vente excellent, très satisfaite !
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mark cassidy
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1er thermopompe acheté en 2024 le service et installation professionelle! Donc achat 2ième tnermopompe en 2025 toujours satisfait du produit et du service.
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Michel Levesque
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Service et travaux impeccable !!
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Charles Hope
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Compagnie très professionnel avec un excellent service après vente. Ils ont réglé tout mes soucis. Mention spécial à Michel et Yan, Jessica et Marie-Eve, Kaven et Sébastien. Merci encore!
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Phil
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Employés très gentils et compétents, de la conseillère aux techniciens, qui ont travaillé à l'extérieur par -17.
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