Pentair MasterTemp Natural Gas Heater 400K BTU EC-462028 Parts & Diagram
Replacement parts and exploded parts diagram for the Pentair MasterTemp Natural Gas Heater 400K BTU (model EC-462028). Find the part on the diagram, then look for the same number (#) next to each part in the Available Parts list and add the parts you need to your cart.
Parts marked Alternate are compatible replacements from other manufacturers.
Other Parts on This Diagram
These parts are not listed for online purchase. Contact us with the diagram number and part number to order.
- #1 – 77707-0232 – Cupro Nickel Tube Sheet Coil Assembly Kit Mastertemp Heater Water System (Water System Parts - For Heaters Manufactured after 1/12/09 (New Tub Design) )
- #1 – 474058 – Tube Sheet Coil Assembly Kit Cupro Nickel, for MT 175NA-200LP (Water System Parts )
- #1 – 460747 – Tube Sheet Coil Assembly Kit for 250NA, 250LP Mastertemp Heater Water System (Water System Parts )
- #1 – 474059 – Tube Sheet Coil Assembly Kit for 250NA, 250LP Mastertemp Heater (Water System Parts- For Heaters Manufactured after 1/12/09 (New Tub Design) )
- #1 – 474060 – Tube Sheet Coil Assembly Kit, Cupro Nickel for 300NA, 300LP Mastertemp Heater (Water System Parts- For Heaters Manufactured after 1/12/09 (New Tub Design) )
- #1 – 77707-0234 – Cupro Nickel Tube Sheet Coil Assembly Kit Mastertemp Heater Water System (Water System Parts )
- #1 – 77707-0244 – Cupro Nickel Tube Sheet Coil Assembly Kit MT HD Series Heater Water System (Water System Parts )
- #1 – 473710 – Tube Sheet Coil Assembly Kit for Mastertemp Heater Water System (Water System Parts )
- #1 – 42002-0035Z – Heater Display Cover for MasterTemp, Mastertemp 125 Heater (Electrical System )
- #2 – 77707-0014 – Manifold Kit for Mastertemp Heater Water System (Water System Parts )
- #2 – 460748 – Water System Manifold Replacement Kit Natural Gas and Propane Pool/Spa Heater (Water System Parts- For Heaters Manufactured after 1/12/09 (New Tub Design) )
- #2 – 77707-0015 – Manifold Kit for Mastertemp Heater Water System (Water System Parts )
- #2 – 38404-4097S – 3/4'' Union Burner System for Mastertemp Heater (Burner System )
- #2 – 42001-0030S – Igniter Bracket for Mastertemp 125, Sta-Rite Max-E-Therm Heater (Electrical System )
- #3 – 77707-0117 – Coil/Tubesheet Sealing O-Ring Kit for Mastertemp Heater Water System (Water System Parts )
- #3 – 460749 – Coil/Tubesheet Sealing O-Ring Kit for Mastertemp Heater Burner System (Water System Parts )
- #3 – 77707-0118 – Coil/Tubesheet Sealing O-Ring Kit for Mastertemp Heater Water System (Water System Parts )
- #5 – 77707-0251 – Air Blower Kit for 200 Natural Gas Max-E-Therm Burner System (Burner System )
- #5 – 77707-0254 – Air Blower Kit for 200 Propane Max-E-Therm Burner System (Burner System )
- #5 – 42002-0025S – 140 Degree Taped Automatic Gas Shut-Off Switch for Heater Electrical System (Electrical System )
- #5 – 42002-0025T – Automatic Gas Shut-Off Switch (Electrical System )
- #7 – 460798 – Air Orifice Kit for Mastertemp 175 Heater Burner System (Burner System )
- #7 – 77707-0111 – Air Orifice Kit for 200 Max-E-Therm Heater (Burner System )
- #7 – 460745 – Air Orifice Kit for 250 BTU Heater (Burner System )
- #7 – 460759 – Air Orifice Kit for 300 BTU Heater (Burner System )
- #8 – 42001-0056S – Terminal Board for Max-E-Therm and Mastertemp Heater Electrical System (Electrical System )
- #10 – 42001-0052S – Ignition Control Module for Max-E-Therm and Mastertemp Heater Electrical System (Electrical System )
- #12 – 42001-0061S – Air Flow Switch for Max-E-Therm and Mastertemp Heater Electrical System (Electrical System )
- #14 – 77707-0017 – Connector Tube Kit for Max-E-Therm, Mastertemp Heater Water System (Water System Parts )
- #14 – 42002-0034Z – Heater Top for Mastertemp Heater Burner and Electrical System (Electrical System )
- #15 – 42001-0200S – Heater Combustion Chamber Assembly (Burner System )
- #15 – 474095 – Metal 1-Piece Chamber/Combustion Chamber Assembly (Burner System )
- #18 – U9-152 – Oring (Water System Parts )
- #20 – U178-920P – Drain Plug Assembly With O-Ring .25" MPT (Water System Parts )
- #20 – 25010-0200 – PLD and PTM Air Release Valve Assembly (Water System Parts )
- #20 – 072555 – #2-112 Nitrile O-Ring Cover
- #20 – 474094 – Metal 1-Piece Elbow/Combustion Chamber Cover Assembly (Burner System )
- #21 – U78-60ZPS – 3/4'' Zinc Plated Square Head Pipe Plug for Mastertemp Pool and Spa Heater (Water System Parts )
- #21 – 42002-0005S – Metal Vent Cover for Max-E-Therm and Mastertemp Heater Burner System (Burner System )
- #23 – 42002-0039Z – Side Service Panel for Mastertemp Heater (Burner System )
- #24 – 42002-0033Z – Manifold Side Panel for Mastertemp Heater (Burner System )
- Not Shown – 77707-0120 – Manifold O-Ring Kit for Max-E-Therm and Mastertemp Heater Burner System (Water System Parts )
- Not Shown – 460940 – 6 Tube Pressure Vessel Kit
- Not Shown – 474096 – Heat Exchanger Kit and Pressure Vessel Heaters (Water System Parts - For ASME Heaters Manufactured after 03/24/09)
- Not Shown – 474097 – Heat Exchanger Kit for Mastertemp and Max-E-Therm 250 (Water System Parts - For ASME Heaters Manufactured after 03/24/09)
- Not Shown – 460924 – Thermal Regulator Kit for Max-E-Therm and Mastertemp Heater Water System (Water System Parts )
- Not Shown – 77707-0431 – Gas Orifice Kit for 200 Natural Gas Heater (Burner System - Not included with heater. Order separately. )
- Not Shown – 77707-0411 – Gas Orifice Kit for 400 Natural Gas Heater (Burner System - Not included with heater. Order separately. )
- Not Shown – 460797 – Orifice Kit for Mastertemp 175 Liquid Propane Heaters (Burner System - Not included with heater. Order separately. )
- Not Shown – 77707-0461 – Gas Orifice Kit for 200 Propane Heater (Burner System - Not included with heater. Order separately. )
- Not Shown – 77707-0441 – Gas Orifice Kit for 400 Propane Heater (Burner System - Not included with heater. Order separately. )
- Not Shown – 460794 – Natural Gas to Propane Conversion Kit for Mastertemp 175 Pool and Spa Heater (Burner System - Not included with heater. Order separately. )
- Not Shown – 77707-1461 – Natural Gas to Propane Conversion Kit for 200 Max-E-Therm Heater Burner System (Burner System - Not included with heater. Order separately. )
- Not Shown – 460795 – LPG to Natural Gas Conversion Kit for 175 Mastertemp Heater (Burner System - Not included with heater. Order separately. )
- Not Shown – 77707-1431 – Propane to Natural Gas Conversion Kit for 200 Max-E-Therm Heater Burner System (Burner System - Not included with heater. Order separately. )
- Not Shown – 460742 – Propane to Natural Gas Conversion Kit for 250 Mastertemp Heater Burner System (Burner System - Not included with heater. Order separately. )
- Not Shown – 77707-0011 – Blower/Adapter Plate Gasket Kit for Max-E-Therm and MT Heater Burner System (Burner System )
- Not Shown – 77707-0202 – Flameholder Kit for 200 Maxitherm and Mastertemp Heater Burner System (Burner System )
- Not Shown – 77707-0203 – Flameholder Kit for 333 Maxitherm and Mastertemp Heater Burner System (Burner System )
- Not Shown – 77707-0204 – Flameholder Kit for 400 Maxitherm and Mastertemp Heater Burner System (Burner System )
- Not Shown – 77707-0008 – Insulation Kit for Max-E-Therm and Mastertemp Heater Burner System (Burner System )
- Not Shown – 42001-0074S – Lower Enclosure Insulation Service Kit for MT Heater (Burner System )
- Not Shown – 42001-0104S – Heater Wiring Harness for Max-E-Therm Heater Electrical System 115/230 V (Electrical System )
- Not Shown – 42001-0105S – Voltage Selector Plug Kit for Max-E-Therm Heater Electrical System 120/240 V (Electrical System )
Please confirm your model number matches your existing equipment before ordering.
GTIN:
SKU: DIAGRAM-EC-462028
Brand: Pentair
Price range
$4.77 - $1,199.00
Tax and shipping are calculated at checkout.
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Key Features
- Exploded parts diagram for the Pentair MasterTemp Natural Gas Heater 400K BTU (model EC-462028)
- 32 replacement parts available to order online
- Diagram number shown next to every part for easy matching
- Genuine Pentair parts plus compatible alternates
- Add multiple parts to your cart at once