Related Manuals for Pentair Pool Products ETi 250
Summary of Contents for Pentair Pool Products ETi 250
- Page 1 ® NATURAL GAS ORIFICE KIT (P/N 476369z) INSTALLATION GUIDE IMPORTANT! WARNING! FOR YOUR SAFETY: THIS PRODUCT MUST BE INSTALLED AND SERVICED BY AUTHORIZED SERVICE PERSONNEL QUALIFIED IN POOL/SPA INSTALLATION...
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Page 2: Table Of Contents
CUSTOMER SERVICE / TECHNICAL SUPPORT Hours: 9:00 to 7:00 EST (6:00 - 4:00 PST) Call: (800) 831-7133 Visit: www.pentair.com Fax: (800) 284-4151 TABLE OF CONTENTS IMPORTANT WARNING AND SAFETY INSTRUCTIONS....3-5 Install Altitude Limit................6 Required Tools....................6 Gas Connection ...................7 Kit Installation Instructions ..............8-10 Gas Supply Pressure Verification Instructions ........11 Sequence of Operation ................12 Heater Specifications ................12... -
Page 3: Important Warning And Safety Instructions
IMPORTANT WARNING AND SAFETY INSTRUCTIONS SERIOUS BODILY INJURY OR DEATH CAN RESULT IF THIS PRODUCT IS NOT INSTALLED AND USED CORRECTLY. INSTALLERS, POOL OPERATORS AND POOL OWNERS MUST READ THESE WARNINGS AND ALL INSTRUCTIONS BEFORE USING THE HEATER. Most states and local codes regulate the construction, installation, and operation of public pools and spas, and the construction of residential pools and spas. - Page 4 IMPORTANT WARNING AND SAFETY INSTRUCTIONS Risk of explosion if a unit converted to propane gas is installed in a pit or other low spot. Propane is heavier than air. Do not install the heater using propane in pits or other locations where gas might collect. Consult your local building code officials to determine installation requirements of heater relative to propane storage tanks and filling equipment.
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Page 5: Consumer Information And Safety
IMPORTANT WARNING AND SAFETY INSTRUCTIONS CONSUMER INFORMATION AND SAFETY The U.S. Consumer Product Safety Commission warns that carbon monoxide is an “invisible killer”. Carbon monoxide is a colorless and odorless gas. 1. Carbon monoxide is produced by burning fuel, including natural gas and propane. -
Page 6: Install Altitude Limit
Install Altitude Limit THIS KIT IS ONLY INTENDED FOR HEATERS INSTALLED BELOW 2,000 FT (610 M) ELEVATION. HEATERS INSTALLED ABOVE THE 2,000 FT (610 M) LIMIT SHOULD NEVER BE CONVERTED TO PROPANE GAS. DO NOT INSTALL propane fueled heaters above 2,000 ft. (610 m). -
Page 7: Gas Connection
Gas Connection The heater requires a gas supply pressure between 4” (10.2 cm) WC and 12” (35.6 cm) WC. Gas supply pressures outside of this range may result in improper operation. A minimum flowing or dynamic inlet pressure (while the heater is running) of 4”... -
Page 8: Kit Installation Instructions
Kit Installation Instructions 1. IMPORTANT! Disconnect all power to the heater, filter pump, and any automatic controls at the circuit breaker. 2. Using a flat-blade screwdriver, unlock the Panel Lock and remove the panel from the heater. See FIGURE 1. 3. - Page 9 Kit Installation Instructions (Continued) 6. Loosen the External Union outside of the heater (FIGURE 3) and the Bracket that retains the lower gas train inside the heater (FIGURE 4). UNION Bracket FIGURE 3 FIGURE 4 7. Using channel lock pliers, loosen Gas Valve Union (FIGURE 5) and remove the old gas orifice from the gas valve.
- Page 10 Kit Installation Instructions (Continued) 10. Disconnect all Tubing (1) from the Air Orifice (2). See FIGURE 7. 11. Using a 5/16-inch wrench, remove the two Air Orifice Screws (3) from and discard the air orifice. See FIGURE 7. 12. Secure the lower gas train to the gas pipe located on the exterior of the heater.
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Page 11: Gas Supply Pressure Verification Instructions
Gas Supply Pressure Verification and Instructions After completing the Kit Installation Instructions verify the gas supply pressure as follows: 1. Use a 3/16-inch hex key to remove the plug from the PRESSURE TAP port on the outlet side of the Combination Gas Control Valve. 2. -
Page 12: Sequence Of Operation
Sequence of Operation An electronic temperature sensing thermistor in the manifold adapter inlet controls heater operation. When incoming water temperature drops below programmed a set point, the control board supplies power to the combustion air blower through a series of safety interlocks. The heater interlocks are: •...
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