Caldera KAUAI User Manual

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PARADISE

®

SERIES

2019 OWNER’S MANUAL • 50Hz

Table of Contents

Questions and Answers:

M
Megan VegaAug 15, 2025
How to fix cloudy water in my Caldera KAUAI?
- M
  Mary McmillanAug 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.
C
carl90Aug 18, 2025
Why does my Caldera Hot Tub water smell bad?
- E
  Edgar JacksonAug 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.
D
Daniel SimpsonAug 21, 2025
What to do if there is algae growth in my Caldera Hot Tub?
- D
  dannysummersAug 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.
J
Julia MooneyAug 25, 2025
Why does my Caldera Hot Tub cause eye irritation?
- B
  Bradley GuzmanAug 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.
I
Isaac EvansAug 27, 2025
What to do if my Caldera KAUAI Hot Tub causes skin irritation?
- B
  Bryce DavisAug 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.
T
Tom FisherAug 30, 2025
How to get rid of chlorine odor in my Caldera KAUAI?
- M
  Michelle MooreAug 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.
A
Amy NewmanSep 2, 2025
How to eliminate musty odor from Caldera KAUAI Hot Tub?
- K
  karabrewerSep 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.
C
Cassandra LevineSep 5, 2025
How do I remove scale buildup in my Caldera KAUAI?
- A
  Amy KimSep 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.
P
Paul WheelerSep 8, 2025
How to remove scum ring from my Caldera Hot Tub?
- A
  abirdSep 8, 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.
E
Elizabeth SpenceSep 12, 2025
What causes stains in my Caldera Hot Tub?
- M
  Manuel AndrewsSep 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 KAUAI Specifications

General

Brand	Caldera
Model	KAUAI
Category	Hot Tub
Language	English

Summary

OWNER'S MANUAL

Introduction and Notes

Introduces the manual, its purpose, and important disclaimers.

SAFETY INFORMATION

Important Safety Instructions

Core safety guidelines, do's and don'ts for user safety.

Avoiding Risk to Children

Precautions to prevent child drowning and injury.

Avoiding Risk of Electrocution

Electrical safety warnings, grounding, and RCD usage.

IMPORTANT SPA INSTRUCTIONS

Usage and Care Guidelines

Key instructions for spa use, cover, chemicals, and maintenance.

GETTING STARTED

HYDRO JETS

QUICK START-UP INSTRUCTIONS

Pre-Fill Preparations

Preparations and checks before filling the spa with water.

Spa Filling and Priming

Step-by-step guide for filling, powering, and priming the spa.

TEMPERATURE CONTROL AND WATER BALANCING

Setting and Adjusting Temperature

Water Balancing Procedures

Adjusting Total Alkalinity, Calcium Hardness, and pH.

WATER QUALITY AND MAINTENANCE

Chemical Safety and Usage

FUNDAMENTALS OF WATER MAINTENANCE

Testing, Filtration, and Chemical Balance

THE CALDERA SPA WATER MAINTENANCE PROGRAM

OPERATING INSTRUCTIONS: CONTROL PANEL BASICS

Control Panel Overview and Icons

Explanation of control panel buttons, functions, and indicator icons.

OPERATING INSTRUCTIONS: JETS AND AUTOMATIC CYCLES

Jet Pump Operation and Control

Operating and controlling the spa's jet pumps and settings.

JET MENUS: MAKENA MODEL

Makena Jet System Configurations

SPA CARE AND MAINTENANCE

Filter Maintenance and Cleaning

Instructions for cleaning the spa filter cartridge and basket.

SPA DRAINAGE AND WINTERIZATION

Draining, Freezing Prevention, and Winterizing

SPA COVER INSTALLATION AND DELIVERY ACCESS

Spa Dimensions Overview

ELECTRICAL REQUIREMENTS AND PRECAUTIONS

Wiring and Safety Guidelines

Electrical safety, wiring requirements, and precautions.

Conduit Installation and Diagrams

KAUAI ELECTRICAL AND EQUIPMENT COMPARTMENT

Kauai Wiring Diagram and Equipment Overview

INSTALLATION: SITE PREPARATION AND LEVELING

Site Preparation and Outdoor Installation

SERVICE INFORMATION

General Service and RCD/Thermostat Troubleshooting

Heater, Pump, and Pressure Switch Issues

MISCELLANEOUS SERVICE AND WARRANTY

Warranty Void Conditions and Disclaimers

Conditions that void warranty and liability limitations.

Customer Service and Troubleshooting Guides

Contacting dealers and guides for water/operation issues.

GENERAL OPERATION TROUBLESHOOTING

Spa Inoperative, Jets, and Pump Issues

Diagnosing and fixing common operational problems.

PARADISE SPECIFICATIONS

Model Specification Details

Detailed specifications for each Paradise spa model.

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