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Product Description
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Manufacturer Part Number: FDXLFOR1930
Header O Ring Kit
Remove drain plug and drain water out of heat exchanger. Remove 7 screws and remove the upper plastic heater side panel and black sheet metal trim panel, to allow access to the header (see Figure 1 for screw locations). Disconnect wires on pressure switch, temperature sensor, and temperature limits (see Figure 2). Remove 8 5/16' bolts, washers, and spacers, and remove header and mounting bases by pulling straight out from heater (see Figure 2). Remove bypass cartridge from the header. Replace all o-rings with the new ones in this kit. Apply silicone o-ring grease (Hayward Jack's 327 Multilube P/N SP032712, or equivalent) on o-ring seals on bypass cartridge, mounting bases, and heat exchanger tubes before re-assembly. Insert bypass cartridge into header with the arrow on the end of the cartridge pointing up. Re-install cartridge retaining nut. Nut should be tightened hand-tight only. D0 NOT OVER-TIGHTEN. Re-install header assembly on heater. Tighten 5/16' bolts to a torque of 75-100 in-lbs (6-8 ft-lbs). Re-install upper plastic heater side panel and blacksheet metal trim panel.
Header O Ring Kit
Remove drain plug and drain water out of heat exchanger. Remove 7 screws and remove the upper plastic heater side panel and black sheet metal trim panel, to allow access to the header (see Figure 1 for screw locations). Disconnect wires on pressure switch, temperature sensor, and temperature limits (see Figure 2). Remove 8 5/16' bolts, washers, and spacers, and remove header and mounting bases by pulling straight out from heater (see Figure 2). Remove bypass cartridge from the header. Replace all o-rings with the new ones in this kit. Apply silicone o-ring grease (Hayward Jack's 327 Multilube P/N SP032712, or equivalent) on o-ring seals on bypass cartridge, mounting bases, and heat exchanger tubes before re-assembly. Insert bypass cartridge into header with the arrow on the end of the cartridge pointing up. Re-install cartridge retaining nut. Nut should be tightened hand-tight only. D0 NOT OVER-TIGHTEN. Re-install header assembly on heater. Tighten 5/16' bolts to a torque of 75-100 in-lbs (6-8 ft-lbs). Re-install upper plastic heater side panel and blacksheet metal trim panel.
Attention CA Residents: Prop 65 Warning
WARNING:
This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.
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