Laars Mighty Therm AP Installation And Operation Instructions Manual Download | Manualshive

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Page 24

Figure 18. Tile Assemblies.

When ordering tiles: Assembly number is

for all tiles. Part numbers shown for the front

of unit are the same for the rear tiles. Check

dimensions of old tile as shown here to

confirm part number.

LAARS Heating Systems

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Summary of Contents for Mighty Therm AP

Page 1: ...pas tenter d allumer d appareils Ne touchez aucun interrupteur Ne pas vous servir des t l phones dansle b timent o vous vous trouvez Appelez imm diatement votre fournisseur de gaz depuis un voisin Su...

Page 2: ...or Pool Heaters 7 2 4 Gas Supply and Piping 7 2 5 Electrical Wiring 8 2 6 General Piping Instructions 9 2 7 Heater By Pass Piping 9 2 8 Temperature Sensor Placement and Installation 10 2 9 Automatic C...

Page 3: ...N HEAT EXCHANGER C GLASS LINED COPPER N GLASS LINED CU NI A GLASS LINED COPR REVRSD M GLASS LINED CU NI REVRSD Option Code XX Standard JX CSD 1 HL High low gas pressure switches LC LWCO 100 lockout LW...

Page 4: ...of ANSI standard Z223 1 and any local codes that may be applicable Inadequate combustion air supply may result in incomplete combustion sooting of the heat exchanger and unsafe operation of the heate...

Page 5: ...and must not be connected to any portion of a mechanical draft system under positive pressure The flue outlet must be connected to a clear unobstructed vent of adequate capacity ending above the high...

Page 6: ...ing system are located and the other spaces of the building Turn on any clothes dryer and any appliance not connected to the common venting system Turn on any exhaust fans including range hoods and ba...

Page 7: ...or wall recess Avoid locations where wind deflection off structures might cause downdraft When such wind conditions are possible place the heater at least 3 feet 0 9m from the structures 3 Never insta...

Page 8: ...cifically ordered otherwise 2 The 1825 models are supplied with 3 4 HP pump motors All other models are supplied with 1 2 HP pump motors Consult the National Electrical Code or the Canadian Electrical...

Page 9: ...ilter system are made of plastic materials they may be damaged by the momentary back siphoning of hot water from the heater when the filter pump stops running The pressure relief valve installed in th...

Page 10: ...Controls a Intermittent Ignition Pilots are automatically lit when the operating control calls for heat Systems 4 9 and 11 The unit performs its own safety check and opens the main valves only after...

Page 11: ...e auto reset limit switch is provided as standard equipment on all heaters The temperature sensing bulb of the switch is field installed and should be located in the pool loop piping See Section 2 8 f...

Page 12: ...auses air to be drawn into the heater and the secondary piping an automatic float type air vent should be permanently installed on top of the pump scroll 3 To check the heater firing proceed as follow...

Page 13: ...pen throttle turn down outlet valve B slightly Observe the inlet thermometer for 5 minutes to see where the inlet temperature stabilizes If it remains under 110 F 43 C throttle outlet valve B a little...

Page 14: ...caution is suggested for young children adjusted incrementally to obtain the desired pool operating temperature 7 An adjustable pump time delay relay is mounted in the control panel see Figure 11 Thi...

Page 15: ...30 days 90 days and once every six months thereafter Fouling on the external surfaces of the heat exchanger is caused by incomplete combustion and is a sign of combustion air and or venting problems...

Page 16: ...operating condition and preventing corrosion liming or other problems Proper pool water chemistry includes other values that must be maintained for swimmer safety Refer to your local agency having jur...

Page 17: ...r u s s e r p m o r f y r a s s e c e n s a t s u j d a F Electric gas valve operator is F Disconnect wiring harness at gas valve terminals Check continuity of actuator burned out or shorted coil If o...

Page 18: ...303 10548301 14 Tile Heat Shield Spacer Rear 10548401 10548402 10548403 10548404 15 Saddle Assembly End Tile 10533600 10533600 10533600 10533600 10533600 10533600 10533600 10533600 10533600 2 2 2 2 2...

Page 19: ...Page 19 Figure 17 Parts Identification Mighty Therm Commercial Pool Heating Boiler Page 19 Figure 17 Parts Identi cation ONE PIECE PUMP VOLUTE MightyTherm Pool Heater...

Page 20: ...n Combustible Base Rail 10539000 10539000 10539000 10539000 10539000 10539000 10539000 10539000 10539000 2 2 2 2 2 2 2 2 2 Water System 34 8 Tube Assembly Copper Tubes 10534701 10534702 10534703 10534...

Page 21: ...101 2 2 2 2 2 2 2 2 2 42 Flange Gasket S0063700 S0063700 S0063700 S0063700 S0063700 S0063700 S0063700 S0063700 S0063700 2 2 2 2 2 2 2 2 2 43 Header Gasket w Barrier S0095100 S0095100 S0095100 S0095100...

Page 22: ...00 58 Pilot Bracket Burner Weldment 10529502 10529502 10529502 10529502 10529502 10529502 10529502 10529502 10529502 59 Pilot Burner W0035800 W0035800 W0035800 W0035800 W0035800 W0035800 W0035800 W003...

Page 23: ...Control Electronic E2305400 E2305400 E2305400 E2305400 E2305400 E2305400 E2305400 E2305400 E2305400 Single Try 72 Transformer 115V 24V R0021300 R0021300 R0021300 R0021300 R0021300 R0021300 R0021300 R0...

Page 24: ...ssemblies When ordering tiles Assembly number is for all tiles Part numbers shown for the front of unit are the same for the rear tiles Check dimensions of old tile as shown here to confirm part numbe...

Page 25: ...Page 25 Figure 19 Outdoor Parts 1 2 3 4 5 6 7 8 9 10 11 12 14 15 16 17 18 19 13 20 MightyTherm Pool Heater...

Page 26: ...10665907 10665908 10665909 Copper Tube Cast Iron Tubs Outdoor 10 Tube Assembly 20001101 20001102 20001103 20001104 20001105 20001106 20001107 20001108 20001109 Copper Tube Bronze Tubs Outdoor 10 Tube...

Page 27: ...Front End Panel 10657501 10657501 10657501 10657501 10657501 10657501 10657501 10657501 10657501 13 Right Front End Panel 10657502 10657502 10657502 10657502 10657502 10657502 10657502 10657502 10657...

Page 28: ...905 636 0666 www Laars com Litho in U S A Laars Heating Systems 21 10 Document 3006V Laars Heating Systems Company reserves the right to change specifications components features or to discontinue pro...

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