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Intex Krystal Clear 638R - User Manual

Intex Krystal Clear 638R
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106A
(106) MODEL 638R FILTER PUMP ENGLISH 7.5” X 10.3” PANTONE 295U 06/23/2011
English
OOWWNNEERRSS MMAANNUUAALL
IMPORTANT
SAFETY RULES
Read, understand, and follow all
instructions carefully before
installing and using this product.
Don’t forget to try these other fine Intex products: pools, pool accessories,
inflatable pools and in-home toys, airbeds and boats available at fine
retailers or visit our website.
For illustrative purposes only.
©2011 Intex Marketing Ltd. - Intex Development Co. Ltd. - Intex Trading Ltd.
- Intex Recreation Corp.
All rights reserved/Tous droits réservés/Todos los derechos reservados/Alle
Rechte vorbehalten. Printed in China/Imprimé en Chine/Impreso en China/Gedruckt in China.
®™ Trademarks used in some countries of the world under license from/®™ Marques utilisées dans certains pays sous
licence de/Marcas registradas utilizadas en algunos países del mundo bajo licencia de/Warenzeichen verwendet in einigen
Ländern der Welt in Lizenz von/Intex Marketing Ltd. to/à/a/an Intex Trading Ltd., Intex Development Co. Ltd., G.P.O
Box 28829, Hong Kong & Intex Recreation Corp., P.O. Box 1440, Long Beach, CA 90801 • Distributed in the European
Union by/Distribué dans l’Union Européenne par/Distribuido en la unión Europea por/Vertrieb in der Europäischen Union
durch/Intex Trading B.V., P.O. Box nr. 1075 – 4700 BB Roosendaal – The Netherlands
Krystal Clear™
Model 638R Filter Pump
220 - 240 V~, 50 Hz, 99 W
Hmax 1.0 m, H min 0.19 m, IPX5/IPX7
Max. Water Temperature 35 °C
106-*A*-R0-1206

Questions and Answers

  • J
    Jordan BlackSep 23, 2025
    How to remove surface debris from Intex Swimming Pool?
    • S
      Steve RiosSep 23, 2025
      Use an Intex pool skimmer to remove surface debris from your Intex Swimming Pool.
  • C
    Chad AguilarAug 23, 2025
    What to do if Intex Krystal Clear 638R Swimming Pool Pump doesn’t pump water or flow is very slow?
    • J
      Jonathan HarrisAug 23, 2025
      If your Intex Swimming Pool Pump doesn’t pump water or the flow is very slow, clear any obstructions in the intake hose by discharging it inside the pool wall. Tighten hose clamps, check hoses for damage, and ensure the pool water level is adequate. Replace the cartridge if there's scale or buildup. Clean the cartridge more often if the pool is excessively dirty. Ensure you install the nozzle at the upper position of the pool inlet and the strainer at the lower position of the pool outlet.
  • D
    David CarterAug 25, 2025
    What to do if my Intex Swimming Pool Pump doesn't work?
    • R
      Richard ValenciaAug 26, 2025
      If your Intex Swimming Pool Pump doesn't work, ensure the pool is filled to the correct water level. Clean the strainer screens at the pool inlet. Tighten hose clamps and inspect the hose for damage. Clear any sticks or leaves from the intake hose. Open the release valve at the top of the pump.
  • T
    Timothy WallsAug 26, 2025
    How to troubleshoot Intex Krystal Clear 638R Swimming Pool Pump filter motor that fails to start?
    • J
      Joseph LeeAug 27, 2025
      If your Intex Swimming Pool Pump filter motor doesn't start, first ensure the filter cord is plugged into a 3-wire outlet protected by a Class A Ground Fault Circuit Interrupter, or RCD. Check your fuse box and reset the circuit breaker; if it repeatedly trips, an electrician may be needed. Also, the motor may be too hot; allow it to cool down.
  • C
    Christopher ParkerAug 27, 2025
    What to do if Intex Krystal Clear 638R doesn't pump water or flow is very slow?
    • J
      Jose CarterAug 27, 2025
      If your Intex Swimming Pool Pump isn't pumping water or the flow is very slow, check for clogged inlets or discharge and clear any obstructions. Look for air leaks on the intake line and tighten hose clamps, inspect hoses for damage, and check the pool water level. Replace the cartridge if there's scale or buildup. If the filter cartridge is dirty, clean it more often. Ensure the nozzle is at the upper position of the pool inlet and the strainer at the lower position of the pool outlet.
  • D
    David HughesSep 17, 2025
    Why is my Intex Swimming Pool water colored?
    • J
      John PerezSep 18, 2025
      If your Intex Swimming Pool has colored water, adjust the pH level to the recommended level. Run the filter until the water is clear, and clean the cartridge frequently. The water color is likely caused by copper, iron, or manganese being oxidized by the added chlorine, which is common.
  • J
    Jenna PhamSep 14, 2025
    How to clean surface debris in Intex Swimming Pool?
    • K
      Kimberly MyersSep 14, 2025
      To remove surface debris from your Intex Swimming Pool, use an Intex pool skimmer. This issue often occurs when the pool is too close to trees.
  • J
    Jennifer KhanSep 15, 2025
    How to fix Intex Krystal Clear 638R top cover leaking?
    • A
      Amanda BrownSep 15, 2025
      If the top cover of your Intex Swimming Pool Pump is leaking, first, remove the cover and check for the O-ring. If it's missing, replace it. Next, ensure the cover is tightened manually. Lastly, replace or clean the cartridge if it is dirty.
  • A
    Angela MontgomerySep 6, 2025
    How to fix Intex Krystal Clear 638R Swimming Pool Pump hose leaking?
    • C
      Carol KaneSep 6, 2025
      If the hose of your Intex Swimming Pool Pump is leaking, tighten or change the hose clamps. Put the o-ring back into the groove if it has dislodged when connecting the hose. If the hose is broken, replace it with a new one.
  • J
    Jared MaddenSep 3, 2025
    Why is my Intex Swimming Pool water level chronically low?
    • M
      Megan RossSep 3, 2025
      If you have a chronic low water level in your Intex Swimming Pool, repair any rips or holes in the pool liner or hoses with a patch kit. Also, finger tighten all drain caps.

Summary

Important Safety Rules

Parts List

Parts Reference

Setup Instructions

Filter Pump Stationary Mounting Option

Pool Care and Chemicals

Maintenance

Cleaning or Replacing Filter Cartridges

Instructions for cleaning or replacing the filter cartridge every two weeks to maintain filtration efficiency.

Long Term Storage

Procedures for preparing and storing the filter pump during the off-season to preserve its condition.

Troubleshooting Guide

Common Pool Problems

General Aquatic Safety

Limited Warranty

Intex Krystal Clear 638R Specifications

General IconGeneral
BrandIntex
ModelKrystal Clear 638R
CategorySwimming Pool Pump
LanguageEnglish

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