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Effective: 10-24-20

Replaces: 08-21-20

P/N 241793 Rev 7

This manual should be maintained in legible condition and kept adjacent to the heater or in a safe place for future 

reference.

WARNING:

 

If  the  information  is  not  followed  exactly,  a  fire  or  explosion  may  result  causing  property 

damage, personal injury or death. 

— Do not store or use gasoline or other flammable vapors and liquids or other combustible materials 

in the vicinity of this or any other appliance. To do so may result in an explosion or fire.

— WHAT TO DO IF YOU SMELL GAS

 

•   Do not try to light any appliance.

  •   Do not touch any electrical switch; do not use any phone in your building.
  •   Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.
  •   If you cannot reach your gas supplier, call the fire department.
— Installation and service must be performed by a qualified installer, service agency or the gas supplier.

INSTALLATION AND  

OPERATION MANUAL

Gas-Fired Pool 

and Spa Heater

Bronze ASME and Polymer Low NOx 

Heat Exchanger Models 

 

207A, 266L, 267A, 337A, 399L, and 407A

A

SM

E

HLW

ASME units only

Содержание 266L

Страница 1: ...other appliance To do so may result in an explosion or fire WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building Imme...

Страница 2: ...page 15 for flow rate values GAS Distance to regulator pipe lengths and gas inlet sizes See page 14 Required pressure for Natural Gas Min 5 WC Max 10 5 WC Sediment trap is required for all installatio...

Страница 3: ...ve 17 Auxiliary Bypass Valve Adjustment 17 Pressure Relief Valve Installation 17 Plumbing Diagram 18 Heat Exchanger Reversal 19 5 ELECTRICAL WIRING 19 Electrical Power Draw 20 Transformer Wiring 20 6...

Страница 4: ...uld cause severe personal injury death or substantial property damage if ignored ACAUTION Indicates the presence of hazards or unsafe practices which could cause minor personal injury or product or pr...

Страница 5: ...and dissolved solids in the water become too high scale NOTE It is recommended that the pump be run at least 5 minutes after the heater has been turned off This helps in taking away residual heat from...

Страница 6: ...eet 1524 m elevation For elevations above 5 000 feet 1524 m consult the factory F10639 1 THE MODEL AND SERIAL NO CAN ALSO BE FOUND INSIDE THE BEZEL ABOVE THE DISPLAY MODEL AND SERIAL NO LOCATED ON RAT...

Страница 7: ...n side This will enable the heater to be serviced in its installed location that is without movement or removal of the heater Clearances less than these may require removal of the heater to service ei...

Страница 8: ...learances to Protected Surfaces Heaters must not be installed under an overhang of less than three 3 0 9 m from the top of the heater Three sides must be open in the area under the overhang Roof water...

Страница 9: ...edition of the National Fuel Gas Code U S ANSI Z223 1 or Canada CAN CSA B149 and any local codes that may have jurisdiction The most common approach is the 2 opening method with combustion air opening...

Страница 10: ...hor Bracket Use hole closest to unit 4 total 2 x 6 x 1 8 Pallet Anchor Bracket 4 Total Kit 011636 1 4 x 1 3 4 S S Tapcon Bolt and Washer Field Supplied NOTE Use hole closest to unit with washer overla...

Страница 11: ...448 13 0 330 10 5 8 270 3 4 19 2 51 219 99 238 108 19 8 6 399L 399 116 9 29 737 9 229 58 1 2 1486 14 5 368 12 1 2 318 3 4 19 2 51 237 108 21 9 5 407A 256 116 Table G Heater Specifications and Dimensio...

Страница 12: ...2 4 m Vent stack shall be at least 5 1 5 m in vertical height above the drafthood outlet The vent cap location shall have a minimum clearance of 4 1 2 m horizontally from and in no case below unless a...

Страница 13: ...re under load and no load conditions must be provided for natural gas Gas Pressure Regulator The gas pressure regulator is preset at 3 1 in WC for natural gas The pressure at the gas valve taken with...

Страница 14: ...1 4 1 1 2 2 20 75 100 378 266L 267A 1 1 4 1 1 2 2 25 95 100 378 337A 1 1 4 1 1 2 2 35 132 100 378 399L 407A 1 1 4 1 1 2 2 40 151 100 378 When flow rates exceed maximum GPM an external auxiliary bypas...

Страница 15: ...tions Kit 015889F for flange connection or 015890F for NPT connection can be ordered that will allow a standard ASME unit to comply with the code requirements ProTek Shield Assembly This heater is equ...

Страница 16: ...eratures well below accelerated scaling temperatures F10725 GASKET UG PLUG UNITHERM GOVERNOR Figure 20 Unitherm Governor Polymer F10642 2 UG BYPASS ASSY UNITHERM GOVERNOR Figure 21 Unitherm Governor B...

Страница 17: ...tlet and run to a safe place of discharge Drain pipe must be the same size as the valve discharge connection throughout its entire length and must pitch downward from the valve No shutoff valve shall...

Страница 18: ...IPING SYSTEM BY A PROFESSIONAL ENGINEER Figure 29 Single Pool Heater Installation THIS DIAGRAM IS A RECOMMENDATION AND IS NOT INTENDED TO REPACE AN ENGINEERED PIPING SYSTEM BY A PROFESSIONAL ENGINEER...

Страница 19: ...ch access panels to the opposite sides For instructions on reversing the heat exchanger connections on ASME models call your factory representative 5 ELECTRICAL WIRING NOTE If it is necessary to repla...

Страница 20: ...LACK BLACK BLACK GREEN GREEN WHITE WHITE WHITE GROUND Figure 32 120 VAC Wire Connection Models 240 VAC Wiring For 240 VAC input power to the unit connect the black wire to the L1 or hot leg of the pow...

Страница 21: ...21 6 WIRING DIAGRAM...

Страница 22: ...l panel 3 Rotate control panel down until panel stops Do not force NOTE Caution must be used to not damage controls or wiring F10647 3 KNURLED SCREW Figure 36 Knurled Screw Location Control Adjustment...

Страница 23: ...d UP buttons simultaneously for 3 to 5 seconds The heater will continue to operate while in the Service Menu The first screen displayed is the Flame Strength indicator which indicates the pilot flame...

Страница 24: ...mum Adjustment Refer to step one above to access the program screen Press the MODE button until SPA MAX TEMP appears on the digital display Using the UP and DOWN buttons will change the Maximum Temper...

Страница 25: ...t clear Clock Fireman Sw Time clock fireman switch circuit is open Low Temp Lockout Water temperature below 36 F 2 C Table N Heater Status Messages Active Faults The following conditions are displayed...

Страница 26: ...Heating in the POOL Mode Heating in the SPA Mode Remote Mode Figure 45 Remote Control Menu Remote Operation Activating the Remote To activate or deactivate the remote function 1 Press and hold the UP...

Страница 27: ...e nut on unused wire to the Remote Interface Harness 7 Install the 7 Pin Remote Interface Harness to the P8 connector and turn power ON to the heater See Figure 48 For activation of the remote control...

Страница 28: ...ure switch is closed use a multimeter to check If the pressure switch fails to close either the switch setting is too high or not enough pressure is being supplied by the filter pump 4 Turn the heater...

Страница 29: ...imit Switches High Limit Removal 1 Shut off main electrical power switch to heater 2 Remove inlet outlet sheet metal access panel 3 Remove defective high limit and replace with the correct new high li...

Страница 30: ...combustion blower to blower box 6 Reverse above procedure to reinstall Heat Exchanger Removal 1 Shut water gas and electricity off close valves and relieve pressure then remove relief valve Remove si...

Страница 31: ...cleaning spills use wet sweeping or High Efficiency Particulate Air HEPA filtered vacuum to minimize airborne dust Use feasible engineering controls such as local exhaust ventilation or dust collecti...

Страница 32: ...ating occur or the gas supply fail to shut off turn off the manual gas control to the appliance Visual Inspection Flames can be observed through the opening below the plenum Flame color is blue and ev...

Страница 33: ...nd to replace any part of the control system and any gas control which has been under water 1 STOP Read the safety information above 2 Set the thermostat to the lowest setting 3 Turn off all electrica...

Страница 34: ...y look to see if the filter pressure is higher than usual 4 The pump may have lost its prime and be running dry Check the pressure on the filter If there is no pressure then you are not moving water o...

Страница 35: ...lazy flame Low gas pressure Adjust gas pressure Insects or debris clogging burner intake ports Clean burners Outer jacket very hot paint blistered Broken refractory caused by shipping damage or improp...

Страница 36: ...en PC board and pilot operator on gas control Check for 24 VAC across PV MV PV terminals on PC board If voltage is okay replace gas control if not replace PC board NOTE If PC board goes into lockout r...

Страница 37: ...15 21 27 32 38 41 Resistance k 261 1 199 0 153 1 118 8 93 0 73 3 58 3 51 0 If okay replace Circuit Board Sensor Failure Inspect thermistor wires and connector at Terminal P1 Check resistance value of...

Страница 38: ...ent under standard company warranties must be properly tagged with a return parts tag completely filled in with the heater serial number model number etc and shipped to the Company freight prepaid If...

Страница 39: ...C 8 C 14 S 15 M 25 M 20 HP 3 V 1 V 2 V 9 M I S I3 S 2 S 5 HP 4 HP 7 HP 6 HP I2 S 6 HP I5 HP 3 HP 7 S 4 S 17 HM 11 S 4 C 6 M 8 S 8 M 7 M 3 S 3 B 4 B 1 G 10 S 1 B 2 B 2 M 3 J 10 M 6 B 5 B 7 C 1 J 4 S 5...

Страница 40: ...AVAILABLE ON ASME HEATERS UNTIL END Q3 2020 FOR UNITS WITH ASME CAST IRON HEADERS PRIOR TO 12 2019 16 HM 15 HM 12 HM 9 HM 10 HM 2 C 6 M 11 HM 8 HM OPTIONAL 1 M 3 C 6 C 5 HM 17 HM 14 HM 13 HM 2 HM 4 H...

Страница 41: ...EK ADPTER AND POLYMER UNITS PRIOR TO 10 2019 6 M 17 HP 14 HP INLET 13 HP 2 HP 10 HP 12 HP 11 HP 16 HP 1 C 1 M 6 C 19 HP 19 HP 8 HP 15 HP 18 HP OPTIONAL 18 HP 23 M OUTLET 24 M 29 HM 27 HM 22 M 26 HM 24...

Страница 42: ...3 thru 9 2019 006827F 006827F 006827F 006827F Inlet Outlet Header Includes 6 HP Units manufactured from 10 2019 017965F 017965F 017965F 017965F Units manufactured from 7 2013 thru 9 2019 014648F 01464...

Страница 43: ...o 12 2019 010055F 006733F 010057F 010058F Tube Bundle Cupronickel ASME Units manufactured from 12 2019 017978F 017979F 017980F 017981F Units manufactured prior to 12 2019 010368F 010369F 010370F 01037...

Страница 44: ...87F 9 M Gasket Insulation Swaybrace Jacket Top 010350F 010350F 010350F 010350F 10 M Blower Air Pressure Switch Sample Tube 010348F 010348F 010348F 010348F 11 M Touch up Paint Green 750125 750125 75012...

Страница 45: ...Header 010311F 010311F 010311F 010311F Access Panel Set ASME Access Panel Set 3 Pcs for BR Header from 12 2019 017967F 017967F 017967F 017967F Access Panel Set 3 Pcs for CI Header prior to 12 2019 01...

Страница 46: ...46 NOTES...

Страница 47: ...47 NOTES...

Страница 48: ......

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