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General| Category | Gas Heater |
|---|---|
| Model | SP521UN XA |
| Brand | Rinnai Brivis |
| Type | Ducted Gas Heater |
| Heating Capacity | 21 kW |
| Gas Type | Natural Gas |
| Energy Efficiency | High |
| Thermostat | Yes |
| Noise Level | Low |
| Warranty | 5 Years |
| Remote Control | Optional |
| Airflow | Variable |
Details regulatory requirements and installation standards for the appliance.
Guidance for installers on performing unit changeovers, emphasizing system inspection and proper commissioning.
Details on gas inlet and electrical power supply connections, ensuring safety and compliance.
Instructions for installing the remote thermistor assembly in the supply air duct for SP series.
Steps for positioning and installing the thermistor on BX5 heaters.
Guidelines for optimal thermostat placement inside the house for accurate temperature reading.
Steps for connecting programmable and manual thermostats to SP and BX5 series heaters.
General information and connection steps for Networkers to SP/BX5 heaters.
Details installer parameters and networker adjustment procedures for heaters.
Step-by-step instructions for initial damper settings, ignition, pressure, and temperature adjustments.
Performing final checks and identifying fault codes on the heater PCB.
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