---
title: Altitude Underperformance | ACT Help Center
description: The system won't get to its targeted altitude.
---

[Skip to content](https://help.altitudecontrol.com/altitude-underperformance#main-content)

English

Show submenu for translations

![logo-web-transparent.png\]](https://help.altitudecontrol.com/hs-fs/hubfs/logo-web-transparent.png?height=40&name=logo-web-transparent.png)

Open main navigation

Close main navigation

- English
  
  Show submenu for translations
- [Go to AltitudeControl.com](https://altitudecontrol.com/)

[Go to AltitudeControl.com](https://altitudecontrol.com/)

 ACT Help Center

- There are no suggestions because the search field is empty.

1. [ACT Help Center](https://help.altitudecontrol.com/)
2. [Altitude Underperformance](https://help.altitudecontrol.com/altitude-underperformance)

# Altitude Underperformance

 The system won't get to its targeted altitude.

- [My system won't get to it's targeted altitude, what do I do?](https://help.altitudecontrol.com/my-system-suddenly-wont-get-to-altitude)

- [Altistat Controller Instructions](https://help.altitudecontrol.com/altistat-controller-instructions)
- [Controller Troubleshooting](https://help.altitudecontrol.com/controller-troubleshooting)
- [Altitude Underperformance](https://help.altitudecontrol.com/altitude-underperformance)
- [Controller Screen Went Dark](https://help.altitudecontrol.com/controller-screen-went-dark)
- [Timers & Scheduling](https://help.altitudecontrol.com/timers-scheduling)
- [Mobile Access](https://help.altitudecontrol.com/mobile-access)
- [Contact Us](https://help.altitudecontrol.com/contact-us#main-content)

    - [Contact Sales](https://help.altitudecontrol.com/contact-us#contact-sales)
- [Billing & Payment](https://help.altitudecontrol.com/billing-payment)

[![Chill listening crop-3](https://help.altitudecontrol.com/hs-fs/hubfs/logo-web-transparent.png?width=65&height=24&name=logo-web-transparent.png "Chill listening crop-3")](https://altitudecontrol.com)

Can't Find Your Answer? Email us at service@altitudecontrol.com

Copyright © 2026, Altitude Control Technology