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Laars
OEM Replacement Parts
CSI CONSERVATION SYSTEMS INC 407.351.9121    CONTACT    BACK    HOME
   
Mighty Therm AP Pool Heating Boiler
Current Models: 2000 MBH to 5000 MBH
Please call (407) 351-9121 or send a message for applicability, availability and pricing. Before contacting CSI, please write down your unit's complete model and serial number to help us identify the correct OEM replacement part(s) you require. An asterisk (*) indicates a part we normally keep on hand. Other OEM parts available by special order. Please read our Terms of Sale notice carefully before placing an order.

Installation, Operation & Maintenance Manual
 
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| Pilot System | Gas System | Electrical System | Water System | Combustion Chamber |

Pilot System
Electronic Spark Ignition
Complete Pilot & Burner Assemblies
Complete factory-assembled pilot/burner assemblies include: pilot, sensor lead, ignition lead, burner with pilot bracket and aluminum pilot tubing.
R20047801 Complete Pilot & Burner Assembly for Natural Gas (Johnson Controls)
Each Assembly Includes:
RW0034500
20052005
20052006
Q0068400
20047700
Pilot
Pilot Sensor Lead
Pilot Ignition Lead
Aluminum Pilot Tubing
Main Gas Burner with Pilot Bracket
20047901 Complete Pilot & Burner Assembly for Propane Gas (Johnson Controls)
Each Assembly Includes:
W2001300
20052005
20052006
Q0068400
20047700
Pilot
Pilot Sensor Lead
Pilot Ignition Lead
Aluminum Pilot Tubing
Main Gas Burner with Pilot Bracket
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Individual Pilot System Components
Pilot Assemblies
RW0034500
W2001300
Natural Gas Pilot Assembly (Johnson Controls)*
Propane Gas Pilot Assembly (Johnson Controls)*
RW0034300 Natural Gas Pilot Assembly (Honeywell)*
Pilot Leads
20052005
20052006
Pilot Sensor Lead with Ceramic Insulator (8.7") (Honeywell)
Pilot Ignition Lead with Ceramic Insulator (10.75") (Honeywell)
10418817
10418818
Pilot Ignition Lead with Ceramic Insulator (23.5") (Johnson Controls)
Pilot Sensor Lead with Ceramic Insulator (24.5") (Johnson Controls)
20035405 Complete Pilot Wiring Assembly
Common Components
10546500
20016400
20047700
Lead Insulator Bracket
Pilot Shield
Main Gas Burner with Pilot Bracket
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Standing Pilot Ignition (Millivolt)
Complete Pilot & Burner Assemblies
Complete factory-assembled pilot/burner assemblies include: pilot, thermocouple, sensor lead, burner with pilot bracket and aluminum pilot tubing.
20058202 Complete Pilot & Burner Assembly for Natural Gas (Honeywell)
Each Assembly Includes:
W0035800
W0035900
20052005
20012600
Pilot
Pilot Thermocouple
Pilot Sensor Lead
Main Gas Burner with Pilot Bracket
20048001 Complete Pilot & Burner Assembly for Propane Gas (Johnson Controls)
Each Assembly Includes:
W0034600
W0035900
20052005
20047700
Pilot
Pilot Thermocouple
Pilot Sensor Lead
Main Gas Burner with Pilot Bracket
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Individual Pilot System Components
Pilot Assemblies
W0035800
W0034400
Natural Gas Pilot Assembly (Honeywell)*
Propane Gas Pilot Assembly (Honeywell)*
W0034700
W0034600
Natural Gas Pilot Assembly (Johnson Controls)*
Propane Gas Pilot Assembly (Johnson Controls)*
Pilot Leads
10418818
20052005
Pilot Sensor Lead with Ceramic Insulator (24.5")
Pilot Sensor Lead with Ceramic Insulator (8.7")
20035406 Complete Pilot Wiring Assembly
Common Components
W0035900
10546500
20047700
Pilot Thermocouple
Lead Insulator Bracket
Main Gas Burner with Pilot Bracket
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Gas System
Gas Controls
Manual Shutoff Valves
V0001800
V0004300
V2013800
V2013900
2000-5000 MBH Natural Gas
2000 MBH Propane Gas
2200-4050 MBH Natural or Propane Gas
4000-5000 MBH Natural or Propane Gas
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Automatic Safety Valves
Natural Gas
V0021300
RV0046700
V0046800
V0046900
V2000500
On/Off or 2-Stage Firing 2000 4500 5000 MBH
On/Off or 2-Stage Firing 1¼" NPT 2000 MBH
On/Off or 2-Stage Firing (Motorized Modulation) 2000-3050 MBH
On/Off or 2-Stage Firing 2" NPT 3200-5000 MBH
On/Off or 2-Stage Firing 4000-5000 MBH
Propane Gas
V0046700
V0046800
V0046900
V2000500
On/Off or 2-Stage Firing 1¼" NPT 1430-1825 MBH
On/Off or 2-Stage Firing 1½" NPT 2000-2450 MBH
On/Off or 2-Stage Firing 2" NPT 2800-4050 MBH
On/Off or 2-Stage Firing 4000-5000 MBH
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Operating Valves
Natural Gas
V0047600
V0047800
V0047900
V0051200
V0051300
V0051400
V2001000
V0059600
On/Off or 2-Stage Firing 1" NPT 1200 MBH; 4-Stage Firing 850-1200 MBH
On/Off Firing 2200-5000 MBH
On/Off Firing 2800 3050 MBH
On/Off or 2-Stage Firing 1" NPT
On/Off or 2-Stage Firing 1¼" NPT
On/Off or 2-Stage Firing 1½" NPT 2200-2450 4500-5000 MBH
2-Stage Firing 2800-3050 MBH
4-Stage Firing 
Propane Gas
V0054800
V0054900
V0070800
On/Off or 2-Stage Firing
On/Off or 2-Stage Firing 1¼" NPT 2000 4500-5000 MBH
On/Off or 2-Stage Firing 
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Other Gas Controls
RW0030000 Pilot Safety Shut-Off Switch with Manual Reset
W0019300 Electric Pilot Gas Valve (Propane Gas)
W0002000
W2000200
Pilot Gas Regulator (Natural Gas)
Pilot Gas Regulator (Propane Gas)
W0002100 Manual Pilot Gas Valve
V0026700
V0027000
Gas Regulator ½" x ½" NPT 2000 MBH
Gas Regulator 2½" x 2½" NPT 4500 5000 MBH
V0048700
V0048800
V2000300
Modulating Actuator (120V)
On/Off Actuator (120V)
2-Stage Actuator (120V)
V0048400
V0048500
V0048600
Motorized Valve Body 2" NPT
Motorized Valve Body 2½" NPT
Motorized Valve Body 3" NPT 
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Gas Burners & Orifices
Gas Burners
L2005800
RL2005800
Main Gas Burner
Main Gas Burner (Package of 5)
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Orifices for Indoor Appliances
L2002200
L2006100
L2006400
L2006700
L2007000
L2007300
L2007600
L2007900
Natural Gas Orifice #20
Natural Gas Orifice #23
Natural Gas Orifice #24
Natural Gas Orifice #26
Natural Gas Orifice #27
Natural Gas Orifice #28
Natural Gas Orifice #29
Natural Gas Orifice #30
0-2000 Feet
2001-3000 Feet
3001-4000 Feet
4001-5000 Feet
5001-6000 Feet
6001-7000 Feet
7001-8000 Feet
8001-10000 Feet
L2011300
L2002500
L2002600
L2002700
L2002800
L2002900
Propane Gas Orifice #35
Propane Gas Orifice #36
Propane Gas Orifice #37
Propane Gas Orifice #38
Propane Gas Orifice #39
Propane Gas Orifice #41
0-2000 Feet
2001-4000 Feet
4001-5000 Feet
5001-7000 Feet
7001-8000 Feet
8001-10000 Feet
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Orifices for Outdoor Appliances
L2006400
L2006700
L2007000
L2007600
L2007900
L2008000
Natural Gas Orifice #24
Natural Gas Orifice #26
Natural Gas Orifice #27
Natural Gas Orifice #28
Natural Gas Orifice #29
Natural Gas Orifice #31
0-2000 Feet
2001-4000 Feet
4001-5000 Feet
5001-7000 Feet
7001-9000 Feet
9001-10000 Feet
L2002600
L2002700
L2002800
L2008100
L2002900
L2005300
L2005400
Propane Gas Orifice #37
Propane Gas Orifice #38
Propane Gas Orifice #39
Propane Gas Orifice #40
Propane Gas Orifice #41
Propane Gas Orifice #42
Propane Gas Orifice #43
0-2000 Feet
2001-4000 Feet
4001-5000 Feet
5001-6000 Feet
6001-7000 Feet
7001-9000 Feet
9001-10000 Feet
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Electrical System
Ignition Controls & Leads
Electronic Spark Ignition
E2305400
E2305500
Electronic Ignition Control with 100% Lock Out (Natural/Propane/CSD-1)
Electronic Ignition Control with Continuous Retry (Natural Gas)
10449519 High-Tension Lead Assembly
Standing Pilot Ignition (Millivolt)
RE0100900 Electronic Ignition Control with Continuous Retry (Natural Gas)
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Temperature Controls
RE0014400
E0093200
Temperature Control 100°F to 240°F (On/Off Firing)*
Temperature Control 130°F to 230°F (2-Stage Firing)*
E0076400
E0093800
Modulating Temperature Control with Outdoor Reset
Modulating Operating Control/Thermostat
E0082100 Low Temperature Control 0°F to 110°F
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High-Limit Switches
RE0015900 High-Limit Switch with Manual Reset 100°F to 225°F*
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Immersion Wells
E0025900
E0026400
RE2058300
Non-Plated Temperature Control Immersion Well*
Nickel-Plated Temperature Control Immersion Well
Stainless Steel Temperature Control Immersion Well
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Energy Management Monitor (EM2)
20601500 EM2 Pump Control*
E0098300
E0109200
24V SPST Pump Relay*
3-Position Toggle Switch*
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Other Electrical Controls
E0023300
E0023500
E2075100
High Gas Pressure Switch with Manual Reset
Low Gas Pressure Switch with Manual Reset
Low-Water Fuel Cut-Off with Manual Reset
Miscellaneous Electrical Components
E2079100
E0101800
E0086800
Transformer
Terminal Block
On/Off Power Switch*
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Water System
Complete Heat Exchanger Assemblies
Complete Factory-assembled Heat Exchangers include Tube Assembly, In/Out Header,
Return Header and all Baffles, Gaskets and Hardware.
Copper Tubes with Glass-Lined Cast Iron Headers (1-Pass)
20012801
20012802
20012803
20012804
20012805
20012806
20012807
2000 Indoor
2450 Indoor / 2200 Outdoor
3050 Indoor / 2500 Outdoor
3500 Indoor / 3200 Outdoor
4050 Indoor / 3600 Outdoor
4500 Indoor / 4000 Outdoor
5000 Indoor / 4500 Outdoor
Copper Tubes with Glass-Lined Cast Iron Headers (2-Pass)
R20001301
20001302
20001303
20001304
20001305
R20001306
20001307
2000 Indoor
2450 Indoor / 2200 Outdoor
3050 Indoor / 2800 Outdoor
3500 Indoor / 3200 Outdoor
4050 Indoor / 3600 Outdoor
4500 Indoor / 4000 Outdoor
5000 Indoor / 4500 Outdoor
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Heat Exchanger Tube Assemblies
Factory-assembled Tube Assemblies include Baffles.
Copper Tubes with Glass-Lined Cast Iron Headers
BR010801
BR010802
BR010803
BR010804
BR010805
BR010806
BR010807
2000 Indoor
2450 Indoor / 2200 Outdoor
3050 Indoor / 2800 Outdoor
3500 Indoor / 3200 Outdoor
4050 Indoor / 3600 Outdoor
4500 Indoor / 4000 Outdoor
5000 Indoor / 4500 Outdoor
CuNi (CuproNickel) Tubes with Glass-Lined Cast-Iron Headers
BR098901
BR098902
BR098903
BR098904
BR098905
BR098906
BR098907
2000 Indoor
2450 Indoor / 2200 Outdoor
3050 Indoor / 2800 Outdoor
3500 Indoor / 3200 Outdoor
4050 Indoor / 3600 Outdoor
4500 Indoor / 4000 Outdoor
5000 Indoor / 4500 Outdoor
Copper Tubes with Bronze Headers
BR021301
BR021302
BR021303
BR021304
BR021305
BR021306
BR021307
2000 Indoor
2450 Indoor / 2200 Outdoor
3050 Indoor / 2800 Outdoor
3500 Indoor / 3200 Outdoor
4050 Indoor / 3600 Outdoor
4500 Indoor / 4000 Outdoor
5000 Indoor / 4500 Outdoor
CuNi (CuproNickel) Tubes with Bronze Headers
BR021401
BR021402
BR021403
BR021404
BR021405
BR021406
BR021407
2000 Indoor
2450 Indoor / 2200 Outdoor
3050 Indoor / 2800 Outdoor
3500 Indoor / 3200 Outdoor
4050 Indoor / 3600 Outdoor
4500 Indoor / 4000 Outdoor
5000 Indoor / 4500 Outdoor
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Heat Exchanger Baffles
Heat Exchanger Baffles with Brackets
20010901
20010902
20010903
20010904
20010905
20010906
20010907
2000 Indoor (68 Required)
2450 Indoor / 2200 Outdoor (68 Required)
3050 Indoor / 2800 Outdoor (68 Required)
3500 Indoor / 3200 Outdoor (102 Required)
4050 Indoor / 3600 Outdoor (102 Required)
4500 Indoor / 4000 Outdoor (102 Required)
5000 Indoor / 4500 Outdoor (102 Required)
Front & Rear Heat Exchanger Baffles
10534310
10534311
10534312
10534313
10534314
10534315
10534308
2000 Indoor (2 Required)
2450 Indoor / 2200 Outdoor (2 Required)
3050 Indoor / 2800 Outdoor (4 Required)
3500 Indoor / 3200 Outdoor (4 Required)
4050 Indoor / 3600 Outdoor (6 Required)
4500 Indoor / 4000 Outdoor (6 Required)
5000 Indoor / 4500 Outdoor (6 Required)
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Other Water System Components
Headers, Flanges & Gaskets
10416100
10416200
Cast Iron Return Header (2-Pass)
Cast Iron Inlet/Outlet Header (2-Pass)
20021100
20021000
Bronze Return Header (2-Pass)
Bronze Inlet/Outlet Header (2-Pass)
10416700 Cast Iron Return Header (1-Pass)
10417400 Cast Iron Flange (4")
S0095600
S0095300
Flange Gasket
Header Gasket
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Flow Control Assemblies
20081601

Automatic Flow Control Assembly 
2000/2450 MBH Indoor
2200 MBH Outdoor
20081602 Automatic Flow Control Assembly 
3050/3500 MBH Indoor
2800/3200 MBH Outdoor
20081603 Automatic Flow Control Assembly
4050/4500/5000 MBH Indoor
3600/4000/4500 MBH Outdoor
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Temperature Control Immersion Wells
E0025900
RE2058300
E0026400
Non-Plated Immersion Well
Nickel-Plated Immersion Well
Stainless Steel Immersion Well
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Combustion Chamber
Complete Refractory Tile Assemblies
20052501
20052502
20052503
20052504
20052505
20052506
20052507
2000 Indoor
2450 Indoor / 2200 Outdoor
3050 Indoor / 2800 Outdoor
3500 Indoor / 3200 Outdoor
4050 Indoor / 3600 Outdoor
4500 Indoor / 4000 Outdoor
5000 Indoor / 4500 Outdoor
Tile Covers
20052071
20052072
20052073
20052074
20052075
20052076
20052077
2000 Indoor
2450 Indoor / 2200 Outdoor
3050 Indoor / 2800 Outdoor
3500 Indoor / 3200 Outdoor
4050 Indoor / 3600 Outdoor
4500 Indoor / 4000 Outdoor
5000 Indoor / 4500 Outdoor
Contact CSI or the manufacturer for ordering information on individual refractory tiles, heat shields, support assemblies, and tile covers.
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Please call (407) 351-9121 or send a message for applicability, availability and pricing. Before contacting CSI, please write down your unit's complete model and serial number to help us identify the correct OEM replacement part(s) you require. An asterisk (*) indicates a part we normally keep on hand. Other OEM parts available by special order. Please read our Terms of Sale notice carefully before placing an order.

Installation, Operation & Maintenance Manual
 
Return to the Parts Menu
Specifications subject to change without notice.
Site Copyright 2006 © Conservation Systems, Inc. Orlando, Florida USA
All other trademarks, logos and copyrights are the property of their respective owners.
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