csiweb > laars oem > vw 500-1825

Laars
OEM Replacement Parts
CSI CONSERVATION SYSTEMS INC 407.351.9121    CONTACT    BACK    HOME
 
Mighty Therm VW PW Volume Water Heater
Current Models 500 MBH to 1825 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
 
Return to the Parts Menu
| Pilot System | Gas System | Electrical System | Water System | Pumps | Combustion Chamber |

Pilot System
Electronic Spark Ignition
Complete Factory-Assembled Pilot & Burner Assemblies
Complete factory-assembled pilot/burner assemblies include pilot, ignition lead, sensor lead, burner with pilot bracket and pilot tubing.
R10529300 Complete Pilot & Burner Assembly for Natural Gas*
RW0034300
R10418814
10418816
R0037000
10529502
Pilot Burner Assembly
Pilot Ignition Lead
Pilot Sensor Lead
Aluminum Pilot Tubing
Dual Main Gas Burner with Pilot Bracket
R20039600 Complete Pilot & Burner Assembly for Propane Gas*
W2001500
R10418814
10418816
R0037000
10529502
Pilot Burner Assembly
Pilot Ignition Lead
Pilot Sensor Lead
Aluminum Pilot Tubing
Dual Main Gas Burner with Pilot Bracket
Return to Top of Page
Individual Pilot & Burner Assembly Components 
RW0034300
RW2001500
RW0034500
Natural Gas Pilot Assembly (Honeywell)
Propane Gas Pilot Assembly (Honeywell)
Natural Gas Pilot Assembly (Johnson Controls)
R10418814
10418816
Pilot Ignition Lead*
Pilot Sensor Lead*
R0037000 Aluminum Pilot Tubing*
10529501
10529502
Dual Main Gas Burner with Pilot Bracket (for Johnson Controls Pilot only)*
Dual Main Gas Burner with Pilot Bracket (for Honeywell Pilot only)*
Return to Top of Page
Standing Pilot (Millivolt) Ignition
Complete Pilot & Burner Assemblies
Complete factory-assembled pilot/burner assemblies include: pilot, thermocouple, sensor lead, burner with pilot bracket and pilot tubing.
10547001 Complete Pilot & Burner Assembly for Natural Gas*
W0035800
W0036500
10418815
R0037000
10529502
Pilot Burner Assembly
Pilot Thermocouple
Pilot Sensor Lead
Aluminum Pilot Tubing
Dual Main Gas Burner with Pilot Bracket
10547002 Complete Pilot & Burner Assembly for Propane Gas*
W0034400
W0036500
10418816
R0037000
10529502
Pilot Burner Assembly
Pilot Thermocouple
Pilot Sensor Lead
Aluminum Pilot Tubing
Dual Main Gas Burner with Pilot Bracket
Return to Top of Page
Individual Pilot & Burner Assembly Components 
W0034400
W0035800
W0034600
W0034700
Natural Gas Pilot Assembly (Honeywell)*
Propane Gas Pilot Assembly (Honeywell)*
Natural Gas Pilot Assembly (Johnson Controls)*
Propane Gas Pilot Assembly (Johnson Controls)*
W0036500 Pilot Thermocouple*
10418815
10418816
Pilot Sensor Lead (Natural Gas)*
Pilot Sensor Lead (Propane Gas)*
R0037000 Aluminum Pilot Tubing*
10529501
10529502
Dual Main Gas Burner with Pilot Bracket (for Johnson Controls Pilot only)*
Dual Main Gas Burner with Pilot Bracket (for Honeywell Pilot only)*
Return to Top of Page

Gas System
Manual Gas Valves
Natural Gas
V0004200
V0004300
Manual Gas Valve 1" NPT*
Manual Gas Valve 1¼" NPT*
Propane Gas
V0004800 Manual Gas Valve ¾" NPT
Return to Top of Page
Safety Gas Valves
RV0046600
RV0046700
V0046800
Automatic Fuel Safety Shutoff Valve 1"x1" NPT (Natural Gas)
Automatic Fuel Safety Shutoff Valve 1¼" NPT (Natural Gas)
Automatic Fuel Safety Shutoff Valve ¾" NPT (Natural Gas)
Return to Top of Page
Operating Gas Valves
Natural Gas
V0059600
RV0051200
V0051400
RV0051300
Combination / Operating Valve ¾" NPT
Combination / Operating Valve 1" NPT*
Combination / Operating Valve 1½" NPT*
Combination / Operating Valve 1½" NPT*
Propane Gas
V0070800
V0054800
V0054900
Combination / Operating Valve ¾" NPT
Combination / Operating Valve 1" NPT
Combination / Operating Valve 1¼" NPT
Return to Top of Page
Other Gas Controls
W0002100
W0019300
W0002000
W2000200
E0023300
E0023500
E2075100
Manual Pilot Gas Valve (Natural or Propane Gas)*
Electric Pilot Gas Valve (Natural or Propane Gas)*
Pilot Gas Regulator (Natural Gas)*
Pilot Gas Regulator (Propane Gas)*
High Gas Pressure Switch with Manual Reset*
Low Gas Pressure Switch with Manual Reset*
Low-Water Fuel Cutoff with Manual Reset*
Return to Top of Page
Complete Burner Tray Assemblies
Complete factory-assembled burner trays include all burners, complete pilot assembly, gas burner manifold, gas orifices, anti-rotation bracket, burner tie down brackets and burner tray sheet metal weldment.
Spark Ignition with On/Off or 2-Stage Firing
Natural Gas Propane Gas
10550601
10550602
10550603
10550604
10550605
10550606
10550607
10550608
10550609
20097401
20097402
20097403
20097404
20097405
20097406
20097407
20097408
20097409
Complete Burner Tray 500
Complete Burner Tray 600
Complete Burner Tray 715
Complete Burner Tray 850
Complete Burner Tray 1010
Complete Burner Tray 1200
Complete Burner Tray 1430
Complete Burner Tray 1670
Complete Burner Tray 1825 
Standing Pilot with On/Off or 2-Stage Firing
Natural Gas Propane Gas
10526201
10526202
10526203
10526204
10526205
10526206
10526207
10526208
10526209
10550201
10550202
10550203
10550204
10550205
10550206
10550207
10550208
10550209
Complete Burner Tray 500
Complete Burner Tray 600
Complete Burner Tray 715
Complete Burner Tray 850
Complete Burner Tray 1010
Complete Burner Tray 1200
Complete Burner Tray 1430
Complete Burner Tray 1670
Complete Burner Tray 1825 
Return to Top of Page
Other Burner Tray Components
L0052300
RL0052300
Main Gas Burner
Main Gas Burner (10-Pack)
L0050700
L0032900
Gas Orifice (0-2000 Feet)
Gas Orifice (0-4000 Feet)
Return to Top of Page

Electrical System
Electronic Ignition Controls & Leads
For units with serial numbers beginning with C02F04752 and later:
E2305400
E2305500
Electronic Ignition Control with Continuous Retry (Natural Gas)*
Electronic Ignition Control with 100% Lock Out (Natural/Propane/CSD-1)*
For units with serial numbers up to C02F0475 and before:
RE0100900
RE2033900
Electronic Ignition Control with Continuous Retry (Natural Gas)*
Electronic Ignition Control with 100% Lockout (Natural/Propane/CSD-1)*
High-Tension Ignition Lead Assemblies
10449518
10449519
10449520
10449521
High-Tension Lead Assembly 500-600*
High-Tension Lead Assembly 715-850*
High-Tension Lead Assembly 1010-1430*
High-Tension Lead Assembly 1670-1825*
Return to Top of Page
Temperature Controls
RE0014400
E0093200
E0085300
Temperature Control 100°F to 240°F (On/Off Firing)*
Temperature Control 130°F to 230°F (2-Stage Firing)*
Temperature Control 100°F to 220°F (4-Stage Firing)
E2057700 Digital Temperature Control -40°F to 220°F (4-Stage Firing)
Return to Top of Page
High-Limit Switches
RE0015900 High-Limit Switch with Manual Reset 100°F-225°F*
Return to Top of Page
Immersion Wells
E0025900
E0026400
RE2058300
Non-Plated Temperature Control Immersion Well*
Nickel-Plated Temperature Control Immersion Well
Stainless Steel Temperature Control Immersion Well
Return to Top of Page
Energy Management Monitor (EM2)
20601500 EM2 Pump Control*
E0098300
E2077700
E0109200
20035514
Pump Relay*
Time Delay Relay*
3-Position Toggle Switch*
Wiring Harness
Return to Top of Page
Miscellaneous Electrical Components
E0086100
E0086800
Transformer*
On/Off Power Switch*
Return to Top of Page

Water System
Complete Heat Exchanger Assemblies (Indoor)
Complete factory-assembled heat exchangers include copper/cast iron tube Assembly, inlet water barrier, water diffuser Assembly, cast iron pump adapter, cast iron inlet/outlet header, water barrier Assembly, immersion well, header gaskets and and all hardware.
10547601
10547602
10547603
10547604
10547605
10547606
10547607
10547608
10547609
Complete Heat Exchanger Assembly 500
Complete Heat Exchanger Assembly 600
Complete Heat Exchanger Assembly 715
Complete Heat Exchanger Assembly 850
Complete Heat Exchanger Assembly 1010
Complete Heat Exchanger Assembly 1200
Complete Heat Exchanger Assembly 1430
Complete Heat Exchanger Assembly 1670
Complete Heat Exchanger Assembly 1825 
Return to Top of Page
Heat Exchanger Tube Assemblies
Heat exchanger tube assemblies include water barrier and baffles.
Standard Copper/Cast Iron Tube Assemblies
Indoor Outdoor
BR534701
BR534702
BR534703
BR534704
BR534705
BR534706
BR534707
BR534708
BR534709

BR665901
BR665902
BR665903
BR665904
BR665905
BR665906
BR665907
BR665908
BR665909

Heat Exchanger Tube Assembly 500
Heat Exchanger Tube Assembly 600
Heat Exchanger Tube Assembly 715
Heat Exchanger Tube Assembly 850
Heat Exchanger Tube Assembly 1010
Heat Exchanger Tube Assembly 1200
Heat Exchanger Tube Assembly 1430
Heat Exchanger Tube Assembly 1670
Heat Exchanger Tube Assembly 1825
Return to Top of Page
Copper Tube Assemblies with Bronze Headers
Indoor Outdoor
BR542901
BR542902
BR542903
BR542904
BR542905
BR542906
BR542907
BR542908
BR542909

BR001101
BR001102
BR001103
BR001104
BR001105
BR001106
BR001107
BR001108
BR001109

Heat Exchanger Tube Assembly 500
Heat Exchanger Tube Assembly 600
Heat Exchanger Tube Assembly 715
Heat Exchanger Tube Assembly 850
Heat Exchanger Tube Assembly 1010
Heat Exchanger Tube Assembly 1200
Heat Exchanger Tube Assembly 1430
Heat Exchanger Tube Assembly 1670
Heat Exchanger Tube Assembly 1825 
Return to Top of Page
Cupronickel Tube Assemblies with Cast Iron Headers
Indoor Outdoor
BR098401
BR098402
BR098403
BR098404
BR098405
BR098406
BR098407
BR098408
BR098409

BR001001
BR001002
BR001003
BR001004
BR001005
BR001006
BR001007
BR001008
BR001009

Heat Exchanger Tube Assembly 500
Heat Exchanger Tube Assembly 600
Heat Exchanger Tube Assembly 715
Heat Exchanger Tube Assembly 850
Heat Exchanger Tube Assembly 1010
Heat Exchanger Tube Assembly 1200
Heat Exchanger Tube Assembly 1430
Heat Exchanger Tube Assembly 1670
Heat Exchanger Tube Assembly 1825 
Return to Top of Page
Cupronickel Tube Assemblies with Bronze Headers
Indoor Outdoor
BR553701
BR553702
BR553703
BR553704
BR553705
BR553706
BR553707
BR553708
BR553709

BR670401
BR670402
BR670403
BR670404
BR670405
BR670406
BR670407
BR670408
BR670409

Heat Exchanger Tube Assembly 500
Heat Exchanger Tube Assembly 600
Heat Exchanger Tube Assembly 715
Heat Exchanger Tube Assembly 850
Heat Exchanger Tube Assembly 1010
Heat Exchanger Tube Assembly 1200
Heat Exchanger Tube Assembly 1430
Heat Exchanger Tube Assembly 1670
Heat Exchanger Tube Assembly 1825 
Return to Top of Page
Heat Exchanger Baffles
Indoor Units
Front/Rear Center
10534301
10534302
10534303
10534304
10534305
10534306
10534307
10534308
10534309
10534601
10534602
10534603
10534604
10534605
10534606
10534607
10534608
10534609
Heat Exchanger Baffle 500
Heat Exchanger Baffle 600
Heat Exchanger Baffle 715
Heat Exchanger Baffle 850
Heat Exchanger Baffle 1010
Heat Exchanger Baffle 1200
Heat Exchanger Baffle 1430
Heat Exchanger Baffle 1670
Heat Exchanger Baffle 1825 
Outdoor Units
Front/Rear Center
20020101
20020102
20020103
20020104
20020105
20020106
20020107
20020108
20020109
10667701
10667702
10667703
10667704
10667705
10667706
10667707
10667708
10667709
Heat Exchanger Baffle 500
Heat Exchanger Baffle 600
Heat Exchanger Baffle 715
Heat Exchanger Baffle 850
Heat Exchanger Baffle 1010
Heat Exchanger Baffle 1200
Heat Exchanger Baffle 1430
Heat Exchanger Baffle 1670
Heat Exchanger Baffle 1825 
Return to Top of Page
Individual Water System Components
10364300
10364301
Cast Iron Return Header
Bronze Return Header
10364500
10364501
10364505
Cast Iron Inlet/Outlet Header
Bronze Inlet/Outlet Header
Bronze Inlet/Outlet Header (Service)
R10364504 Cast Iron Inlet/Outlet Header (Service) (pre-April 1999 units)
S0095100 Header Gasket with Barrier
10391302
20255401
10391303
10391304
Cast Iron Flange 2" (500-850)
Bronze Flange 2" (500-850)
Cast Iron Flange 2½" (1010-1825)
Bronze Flange 2½" (1010-1825 )
20130001
20130002
20150302
20150303
Cast Iron Flange Adapter Tee 2"
Cast Iron Flange Adapter Tee 2½"
Bronze Flange Adapter Tee 2"
Bronze Flange Adapter Tee 2½"
20130005 Flange Tee 2½"
S0063700
S0095100
Flange Gasket
Header Gasket
A0063300
A0063600
75 PSI Pressure Relief Valve ¾" (500-715)
75 PSI Pressure Relief Valve ¾" (850-1825)
10364200
10364201
Cast Iron Pump Adapter
Cast Bronze Pump Adapter
10483300 Cast Bronze Pump Housing
A0021400
A2010200
Pump Gasket
Seal Kit
Return to Top of Page

Water Pumps
Bell & Gossett Pumps & Replacement Parts
RA2001700
RA2001800
RA2001900
Water Pump 500-715 MBH (1/3 HP with 3¼" Brass Impeller)*
Water Pump 850-1430 MBH (1/2 HP with 4¼" Brass Impeller)*
Water Pump 1670-1825 MBH (3/4 HP with 5¼" Brass Impeller)*
A0020200
A0021600
Coupler Assembly (All HP)
Pump Body with Seal Bearing Assembly
Armstrong Pumps & Replacement Parts
RA201000
A2010100
A2010200
Pump Body with Seal Bearing Assembly*
Pump Shaft Bearing Module*
Seal Kit*
A2010301
A2010302
A2010303
3½" Diameter Nylon Impeller (1/3 HP)*
4¼" Diameter Nylon Impeller (1/2 HP)*
5¼" Diameter Nylon Impeller (3/4 HP)*
A2010400
A2010500
Coupler Assembly for 1/3 HP Pump*
Coupler Assembly for 1/2 HP & 3/4 HP Pump*
Return to Top of Page

Combustion Chamber
Complete Tile Assemblies
20031901
20031902
20031903
20031904
20031905
20031906
20031907
20031908
20031909
Complete Tile Assembly 500
Complete Tile Assembly 600
Complete Tile Assembly 715
Complete Tile Assembly 850
Complete Tile Assembly 1010
Complete Tile Assembly 1200
Complete Tile Assembly 1430
Complete Tile Assembly 1670
Complete Tile Assembly 1825
Return to Top of Page
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.
Return to Top of Page