The following spare parts are available for the model number UDSA100-4E:
Brackets & Fixings
| Part name | Also known as |
| 6529 - M10 Allthread x 3Mtr | |
| R-WMB2 - UDSA/Rheco Wall Brackets (For UDSA 35,43,50,55,64,73,85,100) |
Burners
| Part name | Also known as |
| 60-61997 - LED Lamp |
Controls
| Part name | Also known as |
| 03-25321 - Brahma Ignition Control | |
| 29-01-219 - Remote Smartcom Air Sensor | |
| B-SC3ML-MZR - Smartcom Multizone Control Panel |
Electrical Components
| Part name | Also known as |
| 06-41852 - Main Wiring Assembly |
Fans & Motors Axial/Main
| Part name | Also known as |
| 01-27014-02 - ERP Axial Fan and Motor Assembly | ERP main fan and Motor Assembly, ERP centrifugal fan / motor assembly and Motor Assembly, ERP axial fan assembly and Motor Assembly |
Fans & Motors Flue/Venter
| Part name | Also known as |
| 35-25223 - Venter Motor and Wheel Assembly | Combustion fan and Wheel Assembly, Combustion fan assembly and Wheel Assembly, Flue venter assembly and Wheel Assembly, Flue fan and Wheel Assembly, Premix burner combustion fan and Wheel Assembly, Id fan and Wheel Assembly, Flue fan assembly and Wheel Assembly, Combustion venter assembly and Wheel Assembly |
Flexible Gas Connectors
| Part name | Also known as |
| 6500-1 - 3/4" BSP Flexible Gas Connection (600mm long) |
Flue & Pipe
Gas Valves
| Part name | Also known as |
| 03-24976-01 - Valve O Ring | |
| 03-25136-V1 - Gas Valve Plug and Lead | Solenoid valve Plug and Lead |
| 03-25145-337 - Modulating Head | |
| 03-35145 - Modulating Gas Valve and Head | Modulating solenoid valve and Head |
| 33-64-227 - Valve Gasket | |
| 6510 - 3/4" BSP gas valve | 3/4" BSP solenoid valve |
Other Heater Components
| Part name | Also known as |
| 03-24959-03 - Limit Control Lc3 C/W Capillary 110 Degree C | |
| 03-401US-195292 - RECTIFICATION PROBE | |
| 05-25162 - DIRECT SPARK IGNITOR V3 L=450 | |
| 1001873 - Rectification Lead | |
| 30-60621-120 - Huba Pressure Switch | Huba vacuum switch, Huba aps / air pressure switch, Huba diff. press. switch |
| 60-61998 - Lockout Reset Switch | Lockout indication, Reset switches, Heater multifunctional status lamp |
| 60-63980-01 - Replacement Door Seal | |
| 60-80100-20x2 - Heat Exchanger Gasket Tape | |
| RK1-2 - Heat Circuit Relay | |
| SCS43 - Flame Probe | Flame probe assembly, Rectification probe assembly, Ionization probe assembly |
| TOUCHUP-9001 - White Gloss Touch Up Pen | |
| UDSA032495904 - Low Limit Control Lc1 | Limit controls Lc1, Lc1 auto reset Lc1, Lc3 manual reset Lc1, High limit control Lc1 |
| UDSA175272 - Ignition Electrode | Spark probe, Spark probe assembly, Ignition probe assembly, Spark electrode assembly, Electrodes |