Replacing a Gecko Heater Manifold (XE3/5 and YE3/5 Spa Packs)
Replacing a Gecko Heater Manifold (XE3/5 and YE3/5 Spa Packs)
Embedded Files
Tools Required
Tools Required
#2 Philips screwdriver
Oil filter pliers or a strap wrench to remove the threaded water connections.
Flat screwdriver to remove ground wire.
Ensure the GFCI Breaker is turned to the 'OFF' position.
Ensure the GFCI Breaker is turned to the 'OFF' position.
Closing these valves will isolate the spa pack allowing you to replace the heater manifold without draining the hot tub. Push the valves closed about 95% of the way.
If the valves are rather old, sometimes they can become stuck in the 'closed' position. You do not want it to become stuck as the only fix is to replace the valve. Therefore, it is better to lose a little bit of water instead.
Remove the blue plastic cover exposing the wires from the heater manifold.
Remove the blue plastic cover exposing the wires from the heater manifold.
Loosen the water connections on either side of the spa pack.
Loosen the water connections on either side of the spa pack.
Turn these connections counter clockwise with Oil Filter Pliers or a strap wrench. Ensure you don't loose the o-rings from each connection.
Remove the blue plastic cover which secures the heater tube into the spa pack.
Remove the blue plastic cover which secures the heater tube into the spa pack.
Disconnect the three white braided power cables by removing the philips screw.
Disconnect the three white braided power cables by removing the philips screw.
Disconnect the two sensor plugs to the right of the power cables.
Disconnect the two sensor plugs to the right of the power cables.
Carefully remove the heater manifold from the spa pack.
Carefully remove the heater manifold from the spa pack.
Ensure all cables are completely disconnected from the spa pack as to not damage the connectors on the printed circuit board.
Feed wires from new heater manifold into the proper openings.
Feed wires from new heater manifold into the proper openings.
Ensure the small metal guide pin on the heater tube goes into the designated hole in the spa pack. This ensures the heater is properly centered in the spa pack.
Very carefully re-install sensor cables.
Very carefully re-install sensor cables.
Take extreme care to ensure the connectors are being installed in the correct orientation. Damaging the connector on the board of the spa pack can ruin the spa pack entirely.
Re-install power cables to proper terminals.
Re-install power cables to proper terminals.
Match your wire with the green tag to the ground terminal also indicated in green.
Install the two 'Hot' leads to the terminals indicated '240V'
Tighten these screws with a screwdriver as tight as possible. If this connection is loose, it can cause the spa pack to catch fire. Ensure the copper end is tight against the terminal.
Turn the GFCI breaker back to the 'ON' position. Observe temperature of tub until it increases by one degree.
Turn the GFCI breaker back to the 'ON' position. Observe temperature of tub until it increases by one degree.
Re-install blue plastic covers and close the hot tub cabinet.
Re-install blue plastic covers and close the hot tub cabinet.
Replacing a Balboa Heater Manifold (Most Other Hydropool Spa Packs)
Replacing a Balboa Heater Manifold (Most Other Hydropool Spa Packs)
Tools Required
Tools Required
#2 Philips screwdriver
2 open end wrenches sized 1/4" and 3/8"
Oil filter pliers or a strap wrench to remove the threaded water connections.
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