Installation, Operation & Maintenance ManualReturn to the Parts Menu
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| CSI CONSERVATION SYSTEMS INC 407.351.9121 CONTACT BACK HOME |
| Laars Rheos RHCV Condensing/Modulating
Water Heater Current Models: 1200 1600 2000 2400 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 |
| | Gas/Air System | Combustion System | Electrical System | Water System | |
|
|
| Gas/Air System |
| Igniter |
| RW2002300 | Hot Surface Igniter & Gasket |
| Gas Trains |
| Natural Gas | Propane Gas | |
| R2011100 R2017400 R2017500 R2003200 |
R2011200 R2017600 R2017700 R2010400 |
Standard Gas Train Assembly 1200 Standard Gas Train Assembly 1600 Standard Gas Train Assembly 2000 Standard Gas Train Assembly 2400 |
| R2017800 R2017900 R2018000 R2018100 |
R2018200 R2018300 R2018400 R2018500 |
Gas Train Assembly 1200 (Control Pack
"A") Gas Train Assembly 1600 (Control Pack "A") Gas Train Assembly 2000 (Control Pack "A") Gas Train Assembly 2400 (Control Pack "A") |
| R2018600 R2018700 R2018800 R2018900 |
R2019000 R2019100 R2019200 R2019300 |
Gas Train Assembly 1200 (Control Pack
"B" & "E") Gas Train Assembly 1600 (Control Pack "B" & "E") Gas Train Assembly 2000 (Control Pack "B" & "E") Gas Train Assembly 2400 (Control Pack "B" & "E") |
| Manual Shutoff Valves |
| V2003000 R2003700 |
Manual Gas Valve 1600-2400 Manual Gas Valve 2400 |
| Safety Valves |
| R2011300 R2003300 |
Automatic Safety Fuel Shutoff Valve 1200 Automatic Safety Fuel Shutoff Valve 1600-2400 |
| R2019400 R2019500 |
Automatic Safety Fuel Shutoff Valve 1200
(Control Pack "B" & "E") Automatic Safety Fuel Shutoff Valve 1600-2400 (Control Pack "B" & "E") |
| Modulating Valves |
| R2011500 R2003600 R2011500 |
Complete Motorized Modulating Gas
Valve 1200, 1600, 2400 Complete Motorized Modulating Gas Valve 2000 (Natural Gas) Complete Motorized Modulating Gas Valve 2000 (Propane Gas) |
| R2003400 | Gas Valve Actuator |
| R2011400 | Modulating Gas Valve Body 1200, 1600, 2400 |
|
R2003500 |
Modulating
Gas Valve Body 2000 (Natural Gas) Modulating Gas Valve Body 2000 (Propane Gas) |
| R2019600 R2019700 R2019800 |
Double
Gas Valve Body with Actuator Double Gas Valve Body On/Off Gas Valve Actuator |
| Gas Orifices |
| Natural Gas | Propane Gas | |
| R2011900 R2020300 R2020400 R2003900 |
R2012000 R2020500 R2020600 R2010600 |
Gas Orifice 1200 (Orifice Only) Gas Orifice 1600 (Orifice Only) Gas Orifice 2000 (Orifice Only) Gas Orifice 2400 (Orifice Only) |
| R2011700 R2019900 R2020000 R2003800 |
R2011800 R2020100 R2020200 R2010500 |
Gas Orifice Kit 1200 (Orifice in
Holder) Gas Orifice Kit 1600 (Orifice in Holder) Gas Orifice Kit 2000 (Orifice in Holder) Gas Orifice Kit 2400 (Orifice in Holder) |
| Gas Pressure Switches |
| R2004000 R2004100 |
High Pressure Switch Low Pressure Switch |
| Combustion Air Components |
| R2004500 | Air Filter |
|
R2004400 R2004700 |
Air Filter Box Assembly with Gasket & Hardware Air Filter Box Cover |
|
R2012100 R2004900 |
Air
Blower 1200 Air Blower 1600-2400 |
| 12B5108 16B5108 20B5108 R2005100 |
Air Orifice 1200 (Natural Gas) Air Orifice 1600 (Natural Gas) Air Orifice 2000 (Natural Gas) Air Orifice 2400 (Natural Gas) |
|
12B5128 |
Air Orifice 1200 (Propane Gas) Air Orifice 1600 (Propane Gas) Air Orifice 2000 (Propane Gas) Air Orifice 2400 (Propane Gas) |
| 12B6100 R2012500 R2012600 |
Air Transition 1200 Air Transition 1600-2400 Air Blower Adapter Transition (1200 Only) |
| E0242900 E2312300 E2312400 |
Air Pressure Switch Air Pressure Switch SPDT NO Air Pressure Switch SPDT NC |
| R2010100 | Gas Valve Heater |
| Field Repair Kits |
| R2004200 R2004600 R2004800 R2012200 |
Gas Train Kit Air Filter Gasket Kit Air Filter Felt Gasket Kit Air Blower Gasket Kit |
| R2004300 R2005300 |
Silicone Tubing Sight Glass and Lens |
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|
|
| Combustion System |
| Combustion Chamber Assemblies |
| 12B2000 16B2000 20B2000 24B2000 |
Combustion Chamber Assembly 1200 Combustion Chamber Assembly 1600 Combustion Chamber Assembly 2000 Combustion Chamber Assembly 2400 |
| R2002200 R2003000 |
Combustion Chamber Hardware Kit Combustion Chamber Gasket Kit |
| Gas Burners |
| L2012100 L2012000 L2011900 L2011800 |
Gas Burner 1200 Gas Burner 1600 Gas Burner 2000 Gas Burner 2400 |
| R2013200 R2016500 R2016600 R2002300 |
Gas Burner with Gaskets 1200 Gas Burner with Gaskets 1600 Gas Burner with Gaskets 2000 Gas Burner with Gaskets 2400 |
| R2002400 | Gas Burner Gasket Kit |
| Miscellaneous Parts & Components | |
| R2011000 R2017000 R2002800 |
Flue Collector 1200-1600 Flue Collector 2000 Flue Collector 2400 |
| R2002900 | Flue Collector Gasket Kit |
| Miscellaneous Parts & Components | |
| R2001100 R2002500 |
Base Assembly (Sheet Metal Weldment
Only) Tile & Insulation Kit |
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|
|
| Electrical System |
| Ignition Controls | |
| R2015700 E2312000 |
Automatic Electronic Ignition Control
with 100% Lockout (1-Try) (Pro/CSD-1) Automatic Electronic Ignition Control (3-Try) (Nat) |
| Temperature Controls | |
| E2101400 R2005800 R2005900 R2006600 |
Temperature Control Aquastat/Temperature Controller Proportional Temperature Module Temperature Control Sensor |
| RE0015900 | High-Limit Switch with Manual Reset 100°F-225°F* |
| Other Components | |
| RE2077700 | EM2 Pump Relay |
|
R2006000 R2006100 R2006200 R2006300 R2006400 R2006500 R2006900 R2007600 R2007700 R2012700 |
Delay on Make Timer DPDT Relay (24V Coil) DPDT Relay (120V Coil) DC Voltage Regulator 2-Position Terminal Block 4-Position Terminal Block Voltage Divider Control Panel Hardware Kit On/Off Switch Control Signal Converter (1200 Only) |
| R0021300 R2005400 R2005500 R2305900 30-280 |
Transformer 40VA 115V/24V (Step Down)
(All Sizes) Transformer 115V/230V (Step Down) (1600-2400) (Control Pack "B" &"E" Only) Transformer 24V/115V (Step Up) (All Sizes) Transformer 220-100 VAC Transformer 80VA 115/20V |
| RE2043500 RE2043600 RE2000300 |
5A Fuse Kit (5-Pack) (Control Pack
"B" &"E" Only) 2A Fuse Kit (5-Pack) Fuse Holder (5-Pack) |
| R2005600 E2034200 E2034300 E2034400 E0071300 |
Diagnostic Lights Kit Green Indicator Light Amber Indicator Light Red Indicator Light Amber Indicator Light (110V) |
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|
|
| Water System |
| Heat Exchanger Tube Assemblies |
| Copper | Cupronickel | |
| R2013300 R2017100 R2017200 R2013100 |
R2013301 R2017101 R2017201 R2003101 |
Tube Assembly 1200 Tube Assembly 1600 Tube Assembly 2000 Tube Assembly 2400 |
| Heat Exchanger Gaskets | |
| S2011900 S2102500 S2102600 R2008200 |
Heat Exchanger Gasket 1200 Heat Exchanger Gasket 1600 Heat Exchanger Gasket 2000 Heat Exchanger Gasket 2400 |
| Header Covers | ||
| Non-Pump Mounted | Pump Mounted |
|
| 12B4200 16B4200 20B4200 24B4200 |
12A4200 16A4200 20A4200 24A4200 |
Header Covers 1200 Header Covers 1600 Header Covers 2000 Header Covers 2400 |
| Water Barriers | |
| 12B4100 16B4100 20B4100 24B4100 |
Water Barrier Assembly 1200 Water Barrier Assembly 1600 Water Barrier Assembly 2000 Water Barrier Assembly 2400 |
| Water Pumps | |
| Normal Water | |
| A2110300 A2110500 A2108700 |
1HP Water Pump 1200 1HP Water Pump 2000 1/2HP Water Pump 2400 |
| Hard Water | |
| A2110400 A2108600 A2110600 |
1-1/2HP Water Pump 1200 3HP Water Pump 1600, 2400 3HP Water Pump 2000 |
| Soft Water | |
| A2109900 A2111200 |
Water Pump 1200, 1600, 2000 Water Pump 2400 |
| Pressure Relief Valves | |
| A0002700 A0063600 A0000400 RA0001200 |
75 LB Pressure Relief Valve 1" x 1¼"
NPT 75 LB Pressure Relief Valve ¾" x 1" NPT 125 LB Pressure Relief Valve 1" NPT 125 LB Pressure Relief Valve ¾" NPT |
| Condensing Heat Exchanger | |
| S2014400 S2014300 |
Stainless Steel 1200/1600 Stainless Steel 2000/2400 |
| Other Components | |
| RA0079000 | Temperature & Pressure Gauge |
| RE2074000 RE2058300 |
Temp Control Immersion Well High-Limit Immersion Well |
| R2008400 | Water Flow Control Switch |
| RE2075100 | Low-Water Fuel Cutoff Switch with Manual Reset |
| R2013500 R2013600 R2013700 R2013800 |
Pump Bracket 2400 Flange Gaskets & Bolts 2400 Shims (Package of 10) 2400 Gaskets (Package of 10) 2400 |
| R2013400 | Pump (2400 Only) |
| R2012800 R2007900 R2013900 R2013000 R2008200 R2013100 R2008300 |
Header Cover 1200 Header Cover 2400 Water Barrier Cover for Pump Mount 2400 Heat Exchanger Cover Gasket Kit 1200 Heat Exchanger Cover Gasket Kit 2400 Heat Exchanger Cover Hardware Kit 1200 Heat Exchanger Cover Hardware Kit 2400 |
| R2013500 R2013600 R2013700 R2013800 |
Pump Bracket 2400 Flange Gaskets & Bolts 2400 Shims (Package of 10) 2400 Gaskets (Package of 10) 2400 |
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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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