Raypak 538 To 4224 Operations Instructions download pdf (Page 15)

WARNING!

CORROSIVE WATER VOIDS

WARRANTY

For your health and the protection of your pool equipment, it is essential that your water is chemically balanced.

For years of trouble-free use of your Raypak heater, the following levels may be used as a guide:

Recommended Fibreglass Fibreglass Other Types

Maintenance Pools Spas Pools/Spas

Level(s)

Water Temp 20 to 31 32 to 40 20 to 40

(Deg C)

pH 7.3 to 7.4 7.3 to 7.4 7.6 to 7.8

Total Alkalinity 120 to150 120 to 150 150 to 200

(ppm)

Calcium Hardness 200 to 300 150 to 200 80 to 100 (ppm)

Salt Level (ppm) 6000 Maximum 6000 Max 6000 Max

Free Chlorine 2 to 3 ppm 2 to 3 ppm 2 to 3 ppm

Note: Free Chlorine must not exceed 5 ppm. Automatic chemical dosing devices and

salt chlorinators are usually more efficient in heated water.

Unless controlled, this can lead to excessive levels of chlorine which can damage your heater.

For further information, please please contact your supplier, a reputable pool shop or chemical supplier.

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Raypak 538 To 4224 Operations Instructions Page 15