WATER CHEMISTRY

The hydrotherapy spa comes with a starter chemical pack for maintaining the water in the spa. (See TEST- ING AND TREATING THE WATER on page 11.)

Additional chemicals can be purchased at a pool and spa supply store.

CAUTION: The chemicals used to maintain the pH balance of the water and to sanitize the water can be dangerous. Always follow these basic guide- lines when handling the chemicals:

1.Always read and follow the directions on the label, unless directed otherwise.

2.Never mix different chemicals.

3.Do not exceed the recommended amounts of chemicals—follow the directions on the label closely.

4.Keep all chemicals out of the reach of children and pets.

5.Keep all containers closed tightly when not in use.

6.Never add water to the chemicals—always add the chemicals to the water as directed.

7.Always store chemicals in a cool, dry place.

MAINTAINING THE PROPER PH BALANCE

The pH factor is a measure of relative acidity or alka- linity in the water. It is measured on a scale of 1 to 14. Pure water has a value of 7, which is neutral. Any value above 7 is alkaline, and any value below 7 is acidic. You should maintain a slightly alkaline pH level, between 7.2 and 7.8, in the hydrotherapy spa.

Severe problems can occur when the pH balance is not maintained within this range. If the pH level exceeds 7.8, dissolved minerals can build up and clog the plumbing in the spa jet unit. If the pH level falls below 7.2, the acid level in the water will begin to cor- rode the metal parts in the spa jet unit. Also, the sani- tation agents in the water will not be effective if the pH level is not properly maintained. Damage caused by improper pH levels is not covered under the warranty.

To maintain the proper pH level, test the pH of the water regularly using the included pH test kit. The pH reading should be between 7.2 and 7.8. If the level is too low, add a pH increaser (usually soda ash). If the level is too high, add a pH reducer (usually sodium bisulfate). Test the water again after five minutes. See the instructions with your pH test kit for additional information about testing and adjusting the pH.

ATTACHING AND REMOVING THE ACCESS COVER

 

 

 

To remove the access cover, insert fingers into the fin-

 

 

 

ger holes and pull it away from the spa.

Be careful

not to damage the spa shell as you remove the

 

 

 

cover.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Spa

 

 

 

 

 

Spa

 

 

 

Shell

 

 

 

 

 

 

 

Unit

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Access

Cover

To replace the access cover, insert the bottom of the cover into the slot of the spa shell. Firmly push the top closed.

Note: If you will be storing the spa for any period of time, a qualified electrician will need to disconnect the power cord from the 240 volt power source. You

should place the power cord inside the spa unit before re-attaching the access cover.

DRAINING THE HYDROTHERAPY SPA

The hydrotherapy spa should be drained at least four times a year and refilled with clean water. You may need to drain the spa more often, depending on the user load. This must be done because after repeated chemical treatment, the water becomes chemically saturated. Once this happens, additional chemical treatment of the water is not effective. The spa should

also be drained if you will not be using it for long peri- ods of time. The spa must always be drained before

major repairs are made.

The hydrotherapy spa should always be covered

when it is empty. Direct sunlight can cause exten- sive damage. The surface of the spa shell can reach temperatures as high as 150° F in a matter of minutes if it is exposed to the sun while it is empty. Such high temperatures can cause signifi- cant damage, such as blistering of the shell sur- face and warping of the spa shell. Any damage caused by sun exposure is not covered under war- ranty.

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Inter-Tel 831.10507 user manual Water Chemistry, Maintaining the Proper PH Balance, Draining the Hydrotherapy SPA

831.10507 specifications

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