---
title: "Plus Ozone™ Connection & Adjustment Procedure (legacy systems)"
description: "[85-0021Q_Plus_Ozone_Injector_instructions_REV.02](https://www.zenbathworks.com/wp-content/uploads/2022/11/85-0021Q_Plus_Ozone_Injector_instructions_REV.02.pdf)[Download](https://www.zenbathworks.com/wp-content/uploads/2022/11/85-0021Q_Plus_Ozone_Injector_instructions_REV.02.pdf)"
url: "https://www.zenbathworks.com/docs/ht-system-plus-ozone-connection-and-adjustment-procedure/"
updated: "2026-06-01"
category: "Hot Tub Resources / Hot Tub Care & Maintenance"
---

# Plus Ozone™ Connection & Adjustment Procedure (legacy systems)

[85-0021Q_Plus_Ozone_Injector_instructions_REV.02](https://www.zenbathworks.com/wp-content/uploads/2022/11/85-0021Q_Plus_Ozone_Injector_instructions_REV.02.pdf)[Download](https://www.zenbathworks.com/wp-content/uploads/2022/11/85-0021Q_Plus_Ozone_Injector_instructions_REV.02.pdf)