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CERTIFIED
®
®
SR POOL AND SPA HEATER
120/240 VAC NATURAL GAS/LP GAS
O W N E R’ S M A N U A L
INSTALLATION, OPERATION & PARTS
MODELS
200K BTU/HR SR200NA, SR200LP
333K BTU/HR SR333NA, SR333LP
400K BTU/HR SR400NA, SR400LP, SR400HD
SPECIAL INSTRUCTIONS TO OWNER
Retain this manual for future reference.
This manual supplies information for the installation, operation,
and servicing of the appliance. It is strongly recommended that
this manual be reviewed completely before proceeding with an
installat
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Table of Contents INSTALLATION, OPERATION Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 AND SERVICE MANUAL General Specifications, Requirements . . . . . . . . . . . . . . 3 Description of the Heater. . . . . . . . . . . . . . . . . . . . . . . 4 Model SRC Pool and Spa Natural Gas Heater Sequence of Operation. . . . . . . . . . . . . . . . . . . . . . . . . 4 Owner’s Operating Instructions . . . . . . . . . . . . . . . . . . 4 TO INSTALLER: Before Startup. .
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The heater is supplied with an integral venting system for SAFETY INSTRUCTIONS (Continued) outdoor installation. A vent conversion kit (See Page 14 for Part Numbers for Conversion Kits) is available for installa- This appliance is equipped with an uncon- tions in enclosures (Canada) or indoors (U.S.). Use the ventional gas control valve that is factory set with a mani- specified venting, and only the specified venting, when fold pressure of -.2 inches wc. Improper installation, heater is install
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Gas The heater may not be installed within five feet of the SEQUENCE OF OPERATION inside surface of a pool or spa unless it is separated by a An electronic temperature sensing thermistor in the mani- solid fence, wall or other permanent barrier. fold adapter inlet controls the heater operation. When the Propane (LPG) fired heaters must not be installed in inlet water temperature drops below the temperature set on Massachusetts, by order of the Massachusetts State Fire the operating control, the
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3. Pregnant women beware! Soaking in water above WHAT TO DO IF YOU SMELL GAS 102°F (39°C) can cause fetal damage during the first • Do not try to light any appliance. three months of pregnancy (resulting in the birth of a •Do not touch any electrical switch; do not use any brain-damaged or deformed child). Pregnant women phone in your building. should follow the 100°F (38°C) maximum rule. • Immediately call your gas supplier from a neighbor’s 4. Before entering the spa or hot tub, users should
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ON OFF ON OFF 10. Set 3-way valves on inlet and outlet to pool or spa, as 6. Turn the knob on the gas control clockwise ( ) to appropriate. the black line, depress slightly, and turn to “OFF” posi- 11.Turn on all electric power to the appliance. tion. See Figure 4. 12. Press either the POOL ON or SPA ON button switches Indexing Point on the operating control. 13. Set the thermostat to desired setting (NOTICE: Set Gas control is shown ON. Turn Clockwise and press point must be above actual water
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The five operating switches are: After start-up, the outlet water pipe should feel slightly warmer than the inlet pipe. If it feels hot, or if you hear the POOL ON Press this button to govern heater operation by water in the heater boiling, there may not be enough water the pool temperature setting. flow to the appliance. Make sure that the filter is not SPA ON Press this button to govern heater operation by the plugged. If water temperature remains high but the unit spa temperature setting. con
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O ON N ON ON CARE AND MAINTENANCE Explosion hazard. Purging the system with compressed air can cause components to explode, with MAINTENANCE INSTRUCTIONS risk of severe injury or death to anyone nearby. Use only Risk of fire or explosion from flammable a low pressure (below 5 PSI or 35 kPa), high volume blow- vapors. Do not store gasoline, cleaning fluids, varnishes, er when air purging the heater, pump, filter, or piping. paints, or other volatile flammable liquids near heater or in 4. Remove
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6" (15 cm) HEATER CLEARANCES – OUTDOOR INSTALLATION INSTRUCTIONS The heater must be installed with the top of the vent at Risk of fire, explosion, or asphyxiation if least 10 feet (3M) below, or to either side of, any opening heater is improperly installed, adjusted, serviced or main- into a building. tained. If the heater is located under a roof or deck overhang, These instructions are for licensed, certified, trained and there must be at least three feet (1M) clear space between experienced in
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LOW SPEED BOOSTER PUMP HIGH SPEED FILTER AUX AUX PUMP 1 2 6" (15 cm) The heater is design certified by CSA International for CONTROL PANEL INDEXING installation on combustible flooring; in alcoves; basements; The exhaust discharges vertically from outside the vent in closet or utility rooms (in the U.S.) cover. The heater control panel assembly on top of the jacket can be turned to any of six positions for convenient INSTALLATION IN A GARAGE access to the panel as follows: OR UTILITY ROOM 1.
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CSA B149.1, Natural Gas and Propane Installation Codes, as HEATER CLEARANCES – applicable, and any local codes that may apply. OUTDOOR SHELTER (Canada) or INDOOR (U.S.) The minimum net free area in square inches shall be The following clearances must be maintained from com- as follows: bustible surfaces: TOP ...........................6 INCHES (15cm) Table 2: Combustion and Ventilation ALL SIDES..................6 INCHES (15cm) Air Requirements VENT .........................6 INCHES (15cm) All
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Flue Collar to the Vent Body. Before connecting the OUTSIDE VENT COVER REMOVAL metal Flue Collar to the Vent Body, wet a clean cloth or The heater is supplied from the factory with a built-in paper towel with isopropyl alcohol (rubbing alcohol) and stackless outside vent for outdoor installation. Remove the vigorously wipe the socket of the Vent Body. outside vent cover for outdoor shelter installation. Immediately wipe the cleaned surfaces dry with a clean VERTICAL VENTING - NEGATIVE PRESSURE
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5. Use Listed firestops for floor and ceiling penetrations. 7. Fire Hazard. Do not vent the heater Use Listed thimble for wall penetrations. Use a Listed directly into a masonry chimney. Installation into a roof flashing, roof jack, or roof thimble for all roof pen- masonry chimney must use a chimney liner and must etrations. Do not fill the space around the vent (that is, meet the National Fuel Gas Code, ANSI Z223.1/NFPA the clear air space in the thimble or firestop) with 54 and/or CSA B149.1
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from the heater at least 1/4” per foot (2cm/M). Install Table 4: Vent Termination Height vs. Listed condensate drains at low points where conden- Roof Pitch – U.S. sate might collect. Plumb condensate drains to a drain Minimum Height through hard piping or high-temperature tubing such Roof Pitch Above Roof* as silicone rubber or EPDM rubber – do not use vinyl or other low temperature tubing. Follow drain manu- Flat to 6/12 1 Ft. facturer’s installation instructions. 6/12 to 7/12 1 Ft. 3 in. 5. U
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8. Fire Hazard. Do not run the heater vent Max 12" 4' Min. 4' Min. Min 3" into a common vent with any other appliance. Do not Vent Vent Termination run the Special Gas Vent into, through, or within any Termination Vent 4' Min. Termination active vent such as a factory built or masonry chimney. 1' Min. 4' Min. At least 7' Table 6: Maximum Vent Length above grade adjacent 1' Minimum Gas Meter to public 4” Special Gas Vent (Vertical or Horizontal)* above snow or Forced Air walkways finished grad
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A manual bypass valve should be installed across the 3-Way Chlorinator heater when the pump flow exceeds 120 GPM (454 LPM). Valve See instructions below for setting of the manual bypass. Make sure that the outlet plumbing from the heater con- Heater tains no shut-off valves or other flow restrictions that could prevent flow through the heater (except as noted below). To switch flow between the pool and spa, use a diverter valve. Do not use any valve that can shut off the flow. Do not use a shut
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Do NOT sanitize the pool by putting chlorine tablets or WATER FLOW RATE sticks into the skimmer(s). When the pump is off, this will Maximum and minimum water flow rates required by the cause a high concentration of chlorine to enter the heater, heater are listed below: which could cause corrosion damage to the heat exchanger. Table 8: Maximum and Minimum Flow Rate in GPM (LPM) Model Minimum Flow Maximum Flow 200 20 (76) 120 (454) 333 33 (125) 120 (454) 400 40 (152) 120 (454) If the water flow r
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Pressure Switch is no longer adequate. A Flow Switch must WATER PRESSURE SWITCH be installed instead. Hazardous pressure. Do not bypass the Water NOTICE: Heater operation with incorrect Pressure Switch Pressure Switch or render it inoperable. setting may cause operation with no water flow. Operation Switch Settings of the heater without sufficient water flow may severely damage it. The water pressure switch turns off the burner if the water flow is interrupted. If the water flow is restricted, t
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O ON N ON ON CAUTION To High Side of Differential To avoid water damage or scalding from operation of the Pressure Gauge relief valve, install a drain pipe in the outlet of the pressure relief valve that will direct water discharging from the valve to a safe place for disposal. Do not install any reduc- Connection for ing couplings or valves in the drain pipe. The drain pipe Test must be installed so as to allow complete drainage from the valve and drain line. The relief valve should be tested T
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GAS CONNECTIONS PRESSURE TESTING The heater requires a gas supply of not less than Before operating the heater, the heater and its gas connec- 4” (10.2cm) wc and not more than 14” (35.6cm) wc. tions must be leak tested. Test all gas connections for leaks Gas supply pressures outside of this range may result in with soapy water. improper burner operation. A minimum inlet pressure of Risk of fire or explosion. Do not use an open 4” (10.2cm) wc is required to maintain input rating. flame to test
