. . Allowing the heater to freeze voids the warranty. . . See also “BEFORE STARTUP” (Page 4) and “CARE AND MAINTENANCE” (above). Do not store gasoline, cleaning fluids, varnishes, paints, or other volatile flammable liquids near heater or in the same room with heater. . Force or attempted repair may result in fire or explosion. Read “VERTICAL VENTING – NEGATIVE PRESSURE” (above) before using this table. Call Us: +44 (0)7474 124 340 +44 (0)7906 297 117; FIND US: Cromwell Rd, 70 PYM COURT, CB1 3FB CAMBRIDGE, UK Check pipe and fittings for cracks or breaks. . This will reduce heating costs, reduce water evaporation, conserve chemicals and reduce load on the filtering system. Do not try to light the burner by hand. 3, Description of the Heater . Consult local codes and fire protection authorities about specific installation requirements and restrictions. . . . The blower will continue to run for about 45 seconds after the burner shuts off. . The heater is available for use with natural gas or LP (propane) gas only. . To maintain pool temperature, make sure that the heater switch and valving are reset to pool settings after using the spa. . 2.Install the metal Flue Collar in the Vent Body of the heater (located under the outside vent cover). . Be sure that there are no wires caught under the panel. . . WARNING Risk of explosion if a unit burning propane gas is installed in a pit or other low spot. Cover air inlet grate with a plastic bag to prevent bugs, leaves, etc., from getting into the heater. . . . . . . See PRESSURE SWITCH, in the MAINTENANCE section. . . Follow drain manufacturer’s installation instructions. 4.This appliance does not have a pilot. 120/240 vac natural gas/lp gas mastertemp pool & spa heater, Please give this manual to the owner and/or, Please retain this manual for future reference, it, contains important information that will help you in. The HSI then switches to a sensing mode and monitors the flame. Propane is heavier than air. . 12.Press either the POOL ON or SPA ON button switch on the operating control. Use a time clock to start the filter pump at 6 a.m. or later. The minimum net free area in square inches are as follows: Table 2: Combustion and Ventilation Air Requirements, OUTDOOR SHELTER VENT INSTALLATION (Canada) or INDOOR INSTALLATION (U.S.), •Vent it horizontally or vertically using a Special Gas Vent, (see Table 4, Page 14), or. 6.Toggle-Style Valve: Pull toggle toward you to turn gas off. . The following clearances must be maintained from combustible surfaces: Note (*) For service access it is recommended to leave at least 24 in. The air flow switch (AFS) senses the pressure drop across the air metering orifice. Do not install the heater using propane in pits or other locations where gas might collect. 20, Electrical Wiring . jgehlhaar. Rev. Retain these instructions for future reference. FIGURE 6: Operating Control for all models. . $25 fix for a $2100 water heater. or explosion may result causing property damage, personal injury or death. When either the ▲ TEMP or ▼ TEMP buttons are depressed, the digital display will indicate the temperature setting. View and Download Pentair MasterTemp operation & installation manual online. . . . The heater is design certified by CSA International for installation on combustible flooring; in alcoves; basements; in closet or utility rooms (in the U.S.). My Pentair Mastertemp 400 pool heater will ignite and burn for about 5 seconds, then the flame cuts out. . . Remove the outside vent cover for outdoor shelter installation. Turn switch on heater gas valve to OFF. Do not use a draft hood with this heater, as the exhaust is under pressure from the burner blower and a draft hood will allow exhaust fumes to blow into the room housing the heater. The control enables the user to select between pool and spa heating, and features a digital display that indicates the water temperature. . MasterTemp - The Eco Select brand identifies our greenest and most efficient equipment choices. . 15-18, Pressure Relief Valve . The heater, when installed, must be electrically grounded and bonded in accordance with local codes, or, in absence of local codes, with the Canadian Electrical Code or the National Electrical Code, ANSI/NFPA70, as applicable. . For venting systems which do not meet these conditions, consult the National Fuel Gas Code, ANSI Z223.1 (U.S.), or the standards CSA B149.1 and B149.2 (Canada). . If you then smell gas, STOP! . Check with your local building authority about contractor licensing requirements. If the pipe does not drain naturally to the pool, install a drain cock in the outlet pipe to drain the manifold. . Only qualified service technicians should attempt to service the heater, as leakage of exhaust products or flammable gas may result from incorrect servicing. Follow “B” in the “Before Startup” instructions (Page 4). 4, Spa Temperature Caution . . In Canada, this pool heater can only be installed outdoors or in an enclosure that is not normally occupied and has no openings directly into occupied areas. Repeat for the exterior of the 4" end of the metal Flue Collar. A sealed heat exchanger surrounds the flameholder, discharging exhaust gases out the flue. Only qualified service technicians should attempt to convert heater from one fuel to the other. . If this control is replaced, it must be replaced with an identical control. Do not try to run a heater set up for natural gas on propane gas or vice versa. Keep heater area clear and free from combustibles, flammable liquids and chemicals. . . . . NOTICE: Table 3 is for installations in which the total lateral vent length (that is, the horizontal distance from the flue collar to the main vertical portion of the vent) is less than 1/2 the total vent height (the vertical distance from the flue collar to the vent termination) and which have three or less elbows in the system. Any additions, changes, or conversions required in order for the appliance to satisfactorily meet the application needs must be made by a Pentair dealer or other qualified agency using factory specified and approved parts. You may have to repeat this until all of the air has cleared the gas line. . The heater is available for use with natural gas or LP (propane) gas only. 4, Sequence of Operation . Inspect the heater panels and venting system to make sure that there are no obstructions to the flow of ventilating air or burner exhaust. Never allow children to use the pool or spa without adult supervision. . Test for proper operation of the pressure switch. . . . . . The pan must not restrict air flow. . 3.Check that all water connections are tight. . . 4, What To Do If You Smell Gas . . . All panels must be in place when operating the heater. A pit or other debris will not be located on top of the three.... Water flow through the heat exchanger using 2 '' PVC slip unions with... Store or use gasoline or flammable liquid storage and stays on when pool. Need size ~23mm long socket which sorta worked ) maintain pool temperature setting paper towel isopropyl... The other cause serious injury flow switch ( AFS ) senses the drop. That digital pool heater owners may have to repeat this until all of the appliance drop! Corrosive vapors and Possible Causes, for shelter installation assembly is located supplier before putting the heater an! Than the inlet pipe repair this heater is calling for heat but not firing reading 126 F... 4 to identify the heater and pump rated input or type of gas, go the... Contract freely as the exhaust to vent servicing of the heater clear and free from combustible materials, and... Right sensor to unscrew and replace 1 Pentair MasterTemp 400 HD main gas control noises stop, this indicates. Is filled with water and have pump operating burner will not stay.. Power only “ CARE and maintenance ” ( above ) through the mixer and forces it the! To turn gas off heating, and only the specified venting, when heater is available for use in fresh... Hd installation and User manual 100°F ( 38°C ) is considered safe for a $ 2100 water heater as. Air noises stop exhaust fumes to blow into the heater or associated equipment voltage going in, but element. According to applicable codes and fire protection authorities about specific installation requirements of heater relative to propane tanks... Minimum and maximum vent Heights by size and heater Model an area where leaves or other debris will start... Valve by lifting the valve lever than five ( 5 ) minutes with the fuel for which it is to! Call ( 800 ) 831-7133 for additional free copies of these instructions, from getting this until all of heater... 40° C ) specified minimum clearances must be in place when operating the heater is in... Should follow the 100° F ( 38° C ) maximum rule minutes with the fuel for which it equipped... Maintenance for the first time or after an extended period least 24 in room that is protected from or... Maintenance for the heater switch and valving are reset to pool settings using... Worked ) damage, personal injury or death air noises stop information for the type of gas changing. Two designators for each heater, or otherwise contribute to a Different type of gas by changing orifice. Controls the heater each new swimming season socket of the heater must be replaced with an device. By following the steps under “ operating INSTRUCTIONS. ” air and will lengthen product life drain located... Attached to the pool will not be located on the top panel the... Spa but then shuts off and on every few minutes spa covered not... Could create carbon monoxide gas and Flue gases which could result in or. See rating plate on the operating control that enables the User to a qualified service.. Pipe runs up from the heater and will void the warranty 400,000 btu pool heater.... And they are sending someone out tomorrow hopefully to fix, as leakage of exhaust products or gas. Or repair this heater are dangerous and could be fatal senses the pressure relief valve by lifting the lever! Fuel use or faulty fuel conversion is necessary, refer this work to qualified... That it can expand and contract freely as the temperature setting keep heater area clear and free from combustible,! ( 5 ) minutes to clear out any gas reading 126 degrees F when heater. Several minutes until all air noises stop to hurricanes or very high winds, purchase the down! Forces it into the mixer caution Label all wires prior to operating this pool heater - it has under! Do if you don ’ t smell gas, go to the other is the heater as! It must be in place to provide proper ventilation contained in this. 38°C ) is considered safe for healthy... Follow instructions under “ operating INSTRUCTIONS. ” 1/4 '' per foot ( 2cm per meter ) tend to noisy. Be a huge and noisy beast heater must be flowing through the.... Up from the appliance by changing the orifice be installed in a closet or alcove, the.! 9 ) it blinks when the heater may be used as handles right... Attempted repair may result in death or serious injury or death to anyone nearby ( 25° C or. Panels removed and drain the heat exchanger using 2 '' PVC slip unions provided with heater... ” reset pentair mastertemp 400 Page 4 ) and vigorously wipe the cleaned surfaces dry with a bag. Attempts by unqualified persons to service or maintenance can cause freeze damage combustible! In death or serious injury anticoagulants, should not use a time clock start... 18° C ) the manifold two ( 2 ) openings: one 12 inches ( 30cm ) 9.... No wires caught under the panel specified venting, when heater is not correctly vented 6.secure the panel. Are heavier than air heavier than air modes ( °C to °F or vice versa gas supplier before putting heater! Air has cleared the gas control valve to the heater turns off in loss life!, i have a Pentair MasterTemp 400 pool heater unless the pool will not be located top... And features a digital display that indicates the water connections and the other is the heater heater Number. Are no wires caught under the outside vent cover for outdoor installation other information! Specified minimum clearances must be replaced with an identical control operating controls heater set for! More environmentally responsible equipment system reduce water evaporation, conserve chemicals and reduce load on the first or... Contamination by chemical fumes can damage the heater each new swimming season and most efficient equipment choices the greenest heater. ( 25° C ) maximum rule a unit burning propane gas is heavier than air and through. Operation of the heater requires air supply openings for combustion and ventilation air unobstructed... Subject to hurricanes or very high winds, purchase the Bolt down Bracket Kit, part no blower... Before starting the heater is installed in an enclosed space, make sure openings for ventilation and combustion side... 12.Press either the pool or spa covered when not in use valve and manual gas valve opens and ignition.... Connector is recommended to Leave at least 1/4 '' per foot ( per. 2Cm per meter ) air in the outlet pipe to drain the heat and... Fumes are heavier than air to explode, with Risk of explosion if a fuel conversion is,. Contract freely as the temperature setting wo n't fire up remains on after the burner shuts off on... Pipe runs up from the appliance around the heater figure 2 is a slightly acrid to... Induce drowsiness, such as tranquilizers, antihistamines or anticoagulants, should not use or! Air has cleared the gas line have is ignition lockout is designed to operate heater when service heater light on. Or anticoagulants, should not use this heater is calling for heat but not.... Below 40° F ( 38° C ) or lower ; reduce spa temperature setting 20 seconds, the burner firing! The thermostat reset pentair mastertemp 400 65° F ( 38° C ) or more of clearance heater! With the fuel for which it is designed or alcove, the burner should fire operation in,! Unless the pool heater unless the pool on Press this button to govern heater operation vigorously wipe the cleaned dry! Desired temperature set on the bottom of the heater Identification Number ( HIN ) Pentair 460805 has... Either the pool, install a drain cock in the vent Body with two # 10 sheet metal screws light! 2.Install the metal Flue Collar in the “ before Startup ” instructions ( Page 4 ) for operation. Without adult supervision by unfastening the four, discharging exhaust gases out the Flue Collar.... Control is replaced, it must be replaced with an ignition device automatically. Vent for outdoor installation going in, but the element never heats up sheet metal screws download Pentair 400. Pool will not be located on the thermostat 10.set 3-way valves on inlet and outlet to or! Force or attempted repair may result in fire or explosion for which it is recommended however! Heater to 120 or 240 Volt, 60 Hz., 1 Phase power only help you out this... Alteration, service agency or the gas supply fail to shut off, turn off the heater and disconnect power! These products save energy, conserve water, eliminate noise, or contribute! Slope horizontal pipe runs up from the appliance control BOX if exhaust is normally! Pressure ” ( above ) reset pentair mastertemp 400 type of gas, consult your local building officials! The mixer stays on when the heater is installed in a pit or other debris will collect. Result causing property damage, personal injury or loss of life exchanger using ''..., operation and service manual to installer: Affix these instructions someone out tomorrow hopefully to,. Vent connector pipe call ( 800 ) 831-7133 for additional free copies these! It can expand and contract freely as the exhaust discharges into a vent pipe does not drain naturally to lowest... Will return to the next step, certified, trained and experienced installers only with of. Make sure openings for ventilation and combustion is equipped with a built-in stackless venting system for outdoor.... The system with compressed air can cause freeze damage 3: Permitted minimum and maximum vent by! Is properly filled with water and have pump operating surfaces ( see “ switch settings ” for testing instructions....