Coates 12457PHS Panduan Pemasangan & Pengoperasian - Halaman 4

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Startup Procedure:

1. Make sure that the pump is on and that there is at

least 20 GPM flow through the pool heater. The

heating elements will fail if allowed to operate dry.

2. Check temperature control setting, also, examine

wiring for loose connections, etc.

3. Turn on power at main disconnect switch.

4. Turn on pilot switch on pool heater.

When closing down the pool for any length of time,

shut off the power at the main disconnect switch and

drain the water from the system. Water must not be

allowed to freeze in the heater, as this will cause

severe damage.

4.0

Element Inspection and Replacement:

1. Turn off power at main disconnect switch and turn

off pump.

2. Drain pool heater.

3. Remove service access panel opposite inlet/outlet.

4. Disconnect element leads.

5. Remove the four (4) element flange retaining nuts

and extract element.

6. Installation is the reverse of steps 1 through 5.

(Reinstall element with new gasket)

Annual Cleaning:

Yearly, before winter, the pool heater should be drained

and cleaned to remove any scale or sludge.

frequent cleaning may be required if pool water contains

sediment or any amount of foreign matter.

1. Turn off system at main disconnect switch.

2. Open drain valve.

3. Permit water to run until it is clear.

4. Close valve and restart normally.

If high temperature causes manual reset high limit

switch to shut off the heater, disconnect power at

disconnect switch and determine the cause before

resetting.