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Intex 28476 User Manual

Intex 28476
34 pages
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Page 1
Pure Spa
2021SSN BUBBLE Spa Control Base Repair Guide
Characteristic Feature
Item #
28426/28428/28476
Control base #: 12836
Model #:
SB-H20SB-H20N
Panel Digital Cable
(new) hexagon type
Control Panel
Power button on the panel
Tub shape
Round & Octagon type
Production date
Start from 2020-6-15
Introduction
The purpose of this guide is to help you understand how to repair
the most common issues with the main heating and filtration unit.
This includes problems with the various internal sensors, the
internal computer (printed circuit board), water and air pumps.
IMPORTANT
Unplug the power cord before replacing spare parts.
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Intex 28476 Specifications

General IconGeneral
BrandIntex
Model28476
CategoryHot Tub
TypeInflatable
Inner Diameter65 inches
Outer Diameter77 inches
Height28 inches
Water Capacity290 gallons
MaterialFiber-Tech construction
Heating SystemRapid Heating System
Temperature Range68-104°F
Heater Power1300 W
Control SystemDigital Control Panel
Control PanelYes
Hard Water SystemBuilt-in Hard Water Treatment System
Included PumpYes
Pump Flow Rate460 gal/hr
Voltage110-120V
HeaterYes

Summary

Understanding a Multi-Meter Usage

Opening the Control Base Procedure

Accessing the PCB

Main Circuit Board Details

Error Code E90 Troubleshooting

Error Code E90 (Flow Sensor)

Troubleshooting steps for E90 error specific to the flow sensor.

Error Code E94 (Low Water Temperature)

Error Code E95 (High Water Temperature)

Error Code E97 (Dry-Fire Protection)

Error Code E99/100/000 (Temp Sensor)

END / Heating Problems

Blank Panel Troubleshooting

Random Display or 888 Troubleshooting

Air Blower Problems Troubleshooting

How to Replace RCD

How to Replace PCB

How to Replace Broken Base

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