Caldera Reunion User Manual

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PARADISE

®

SERIES

2019 OWNER’S MANUAL • 50Hz

Table of Contents

Questions and Answers:

G
gmorrisAug 15, 2025
How to fix cloudy water in my Caldera Hot Tub?
- K
  klineamyAug 15, 2025
  Cloudy water in your Caldera Hot Tub can be due to several factors. It may be caused by dirty filters, excessive oils or organic matter, improper sanitization, suspended particles, or overused water. Here's what you can do: * Clean the filters. * Shock the spa with sanitizer. * Add sanitizer. * Adjust the pH and/or alkalinity to the recommended range. * Run the jet pump(s) and clean the filters again. * If all else fails, drain and refill the spa.
M
Megan BrownAug 18, 2025
Why does my Caldera Hot Tub water smell bad?
- A
  Angela LopezAug 18, 2025
  A bad odor in your Caldera Hot Tub water is often caused by excessive organics, improper sanitization, or low pH. To resolve this, try the following: * Shock the spa with sanitizer. * Add sanitizer to the water. * Adjust the pH to the recommended range.
J
Jeffrey BairdAug 21, 2025
What to do if there is algae growth in my Caldera Reunion Hot Tub?
- K
  Kaitlyn ClaytonAug 21, 2025
  Algae growth in your Caldera Hot Tub is often due to high pH or low sanitizer levels. To address this: * Shock the spa with sanitizer and adjust the pH. * Shock the spa with sanitizer and maintain the proper sanitizer level.
M
Melissa HaynesAug 25, 2025
Why does my Caldera Reunion Hot Tub cause eye irritation?
- D
  dnavarroAug 25, 2025
  Eye irritation from your Caldera Hot Tub can be caused by low pH or low sanitizer levels. To fix this: * Adjust the pH. * Shock the spa with sanitizer and maintain the proper sanitizer level.
A
Antonio ThomasAug 27, 2025
What to do if my Caldera Reunion causes skin irritation?
- M
  Manuel WelchAug 27, 2025
  Skin irritation or rash from your Caldera Hot Tub may be due to unsanitary water or a free chlorine level above 5 ppm. You can: * Shock the spa with sanitizer and maintain the proper sanitizer level. * Allow the free chlorine level to drop below 5 ppm before using the spa.
S
sarahrodriguezAug 30, 2025
How to get rid of chlorine odor in my Caldera Hot Tub?
- F
  Felicia SmithAug 30, 2025
  A strong chlorine odor in your Caldera Hot Tub is usually caused by a high chloramine level or low pH. To reduce the odor: * Shock the spa with sanitizer. * Adjust the pH to the recommended range.
K
Kristin MartinSep 2, 2025
How to eliminate musty odor from Caldera Hot Tub?
- J
  John WigginsSep 2, 2025
  A musty odor in your Caldera Hot Tub is typically due to bacteria or algae growth. Shock the spa with sanitizer. If the problem is visible or persistent, drain, clean, and refill the spa.
K
Kyle ButlerSep 5, 2025
How do I remove scale buildup in my Caldera Reunion?
- B
  Brittney DavisSep 5, 2025
  Scale buildup in your Caldera Hot Tub is often caused by high calcium content in the water, or total alkalinity and pH levels that are too high. Try the following: * Adjust the total alkalinity and pH. * If scale removal is necessary, drain the spa, scrub off the scale, refill the spa, and balance the water.
J
Jacqueline ObrienSep 8, 2025
How to remove scum ring from my Caldera Reunion Hot Tub?
- A
  Andrew GilbertSep 9, 2025
  An organic buildup or scum ring around your Caldera Hot Tub is usually due to the build-up of oils and dirt. Wipe off the scum with a clean rag. If the buildup is severe, drain the spa, use a spa surface and tile cleaner to remove the scum, and then refill the spa.
J
Jennifer CruzSep 12, 2025
What causes stains in my Caldera Hot Tub?
- B
  banksrachelSep 12, 2025
  Stains in your Caldera Hot Tub can be caused by total alkalinity and/or pH levels that are too low, or high iron or copper content in the source water. You can: * Adjust total alkalinity and/or pH. * Use a metal deposit inhibitor.

Caldera Reunion Specifications

General

Brand	Caldera
Model	Reunion
Category	Hot Tub
Language	English

Summary

SAFETY INFORMATION

IMPORTANT SAFETY INSTRUCTIONS

Crucial safety warnings, including child drowning and electrocution risks.

RISKS AND PRECAUTIONS

Hazards like injury, medication side effects, hyperthermia, and burns.

GETTING STARTED

SPA FEATURES OVERVIEW

Overview of control panel, jets, and additional features.

QUICK START-UP GUIDE

Essential steps for filling and starting the spa.

OPERATING YOUR SPA

CONTROL PANEL OPERATION

Explanation of the spa's main control panel and its buttons.

TEMPERATURE & LOCK SETTINGS

How to set temperature and use locking features.

JET SYSTEM CONTROL

Operating and controlling the spa's jet systems.

WATER QUALITY & MAINTENANCE

BASIC WATER QUALITY MANAGEMENT

Importance of water maintenance, testing, and chemical balance.

CHEMICAL ADDITION PROCEDURES

Step-by-step instructions for adding chemicals and spa care.

SPA CARE & MAINTENANCE

FILTER MAINTENANCE

Importance and procedures for filter maintenance.

DRAINING & WINTERIZING

Step-by-step guides for draining and winterizing the spa.

INSTALLATION GUIDE

SITE PREPARATION & LEVELING

Guidelines for preparing the spa site and ensuring proper leveling.

DECK & INDOOR INSTALLATION

Considerations for installing the spa on decks or indoors.

SERVICE & TROUBLESHOOTING

ELECTRICAL & COMPONENT TROUBLESHOOTING

Troubleshooting electrical issues, heaters, pumps, and thermostats.

WATER & OPERATION PROBLEMS

Common water maintenance and operational problems and their solutions.

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