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Page 20

2

Drafthood, Relief Baffle, Right

 

10540901

 

10540902

 

10540903

 

10540904

 

10540905

 

10540906

 

10540907

 

10540908

 

10540909

26

 

Drafthood, Relief Baffle, Left

  

10541001

 

10541002

 

10541003

 

10541004

 

10541005

 

10541006

 

10541007

 

10541008

 

10541009

27

 

Lower Front Panel/

 

 

10554601

 

10554602

 

10554603

 

10554604

 

10554605

 

10554606

 

10554607

 

10554608

 

10554609

 

Heat Shield W

eldment

28

 

Middle Front Panel {Indoor}

  

10554401

 

10554402

 

10554403

 

10554404

 

10554405

 

10554406

 

10554407

 

10662008

 

10662009

29

 

Sweep Sheet, Flue Collector {Indoor} 

 10533901

 

10533902

 

10533903

 

10533904

 

10533905

 

10533906

 

10533907

 

10662208

 

10662209

30

 

Control Box W

eldment

 

 

10545800

 

10545800

 

10545800

 

10545800

 

10545800

 

10545800

 

10545800

 

10545800

 

10545800

31

 

Control Box Cover  {Indoor}

  

10547200

 

10547200

 

10547200

 

10547200

 

10547200

 

10547200

 

10547200

 

10547200

 

10547200

32

 

Base/T

ile Support 

Assembly {Indoor}  

 10536901

 

10536902

 

10536903

 

10536904

 

10536905

 

10536906

 

10536907

 

10536908

 

10536909

33

 

T

ile 

Assemblies   

{Refer to Figure 18 for configurations and Part Numbers}

Optional Items

 

Non-Combustible Base {Rail}

 

10539000

 

10539000

 

10539000

 

10539000

 

10539000

 

10539000

 

10539000

 

10539000

 

10539000

 

 

 

(2)

 

(2)

 

(2)

 

(2)

 

(2)

 

(2)

 

(2)

 

(2)

 

(2)

W

ater System

34

 

8-T

ube 

Assembly

, Copper 

Tubes/

 

10534701

 

10534702

 

10534703

 

10534704

 

10534705

 

10534706

 

10534707

 

 

 

Cast Iron 

Tubs {Indoor}

 

8-T

ube 

Assembly

, Copper 

Tubes/

 

10542901

 

10542902

 

10542903

 

10542904

 

10542905

 

10542906

 

10542907

 

 

 

Bronze 

Tubs {Indoor}

 

8-T

ube 

Assembly

, CU-NI 

Tubes/

 

10553601

 

10553602

 

10553603

 

10553604

 

10553605

 

10553606

 

10553607

 

 

 

Cast Iron 

Tubs {Indoor}

 

8-T

ube 

Assembly

, CU-NI 

Tubes/

 

10553701

 

10553702

 

10553703

 

10553704

 

10553705

 

10553706

 

10553707

 

 

 

Bronze 

Tubs {Indoor}

 

10-T

ube 

Assembly

, Copper 

Tube/

 

 

 

 

 

 

 

 

10665908

 

10665909

 

Cast Iron 

Tubs {Indoor}

 

10-T

ube 

Assembly

, Copper 

Tube/

 

 

 

 

 

 

 

 

20001

108

 

20001

109

 

Bronze 

Tubs {Indoor}

 

10-T

ube 

Assembly

, CU-NI 

Tubes/

 

 

 

 

 

 

 

 

20001008

 

20001009

 

Cast Iron 

Tubs {Indoor}

 

10-T

ube 

Assembly

, CU-NI 

Tubes/

 

 

 

 

 

 

 

 

10670408

 

10670409

 

Bronze 

Tubs {Indoor}

35

 

Baffle, Heat Exchanger Front/

 

10534301

 

10534302

 

10534303

 

10534304

 

10534305

 

10534306

 

10534307

 

20020108

 

20020109

 

Rear {Indoor}

 

 

(2)

 

(2)

 

(2)

 

(4)

 

(4)

 

(4)

 

(4)

 

(4)

 

(4)

NOTE: Numbers in (

 ) represent quantity required for each size. Quantity is one otherwise.

Key

 

Description

 

 

Size

 

Size

 

Size

 

Size

 

Size

 

Size

 

Size

 

Size

 

Size

No

 

 

 

500

 

600

 

715

 

850

 

1010

 

1200

 

1430

 

1670

 

1825

 

LAARS Heating Systems

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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