Laars Mighty Therm AP Installation And Operation Instructions Manual Download Page 23

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Page 23

Valve, Gas, Operating/Reg.

V0051200

V0051300

V0051400

On-Off {Nat.}

Valve, Gas, Operating/Reg.

V0054800

V0054900

On-Off {LP}

Valve, Pilot, Gas Manual

W0002100

Manifold Cover Plate

Assembly

10552901

10552902

10552903

10552904

10552905

10552906

10552907

10552908

10552909

{Single Pilot}

Burner

Anti-Rotation Bracket

10525301

10525302

10525303

10525304

10525305

10525306

10525307

10525308

10525309

{Single Pilot}

Burner

Tie Down Bracket, Left

10525701

10525702

10525703

10525704

10525705

10525707

10525708

10525709

10525710

{Single Pilot}

Burner

Tie Down Bracket, Right

10542001

10542002

10542003

10542004

10542005

10542007

10542008

10542009

10542010

{Single Pilot}

Thermocouple {Standing Pilot}

W0035900

Pilot Solenoid V

alve (IID)

W0019300

Man. Reset Pilot Relay (std.pilot)

W0030000

Electrical Components

Ignition Control, Electronic,

E2305500

U.S. {Nat.}

Ignition Control, Electronic,

E2305400

Single

Transformer

, 1

15V/24V

R0021300

Switch, High Limit, Manual Reset

E2103900

Controller

, W

ater

Temp.

E2103800

Sensor

, W

ater

Temp.

E2103600

Switch, Limit,

Auto Resent

E2104800

ater Barrier

Assembly

20305103

Electrical Components {Optional}

High Gas Pressure Switch

E0023300

Low Gas Pressure Switch

E0023500

Low W

ater CutOff

RE2075100

Vent V

alve 120 V

olts {System 4}

V0019000

Vent V

alve 24 V

olts {System 9, 1

V2000100

NOTE: Numbers in (

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

Key

Description

Size

500

600

715

850

1010

1200

1430

1670

1825

MightyTherm Pool Heater

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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Laars Mighty Therm AP, Installation And Operation Instructions Manual

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