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General| Type | Condensing Boiler |
|---|---|
| Fuel Type | Natural Gas or Propane |
| Dimensions | Varies by model |
| Modulation Ratio | 5:1 |
| Ignition Type | Electronic |
| Operating Pressure | 30 psi (typical) |
General safety and usage guidelines for the boiler, emphasizing intended purpose and regulations.
Emergency actions for gas leaks, including no flames, avoiding sparks, shutting off gas, and evacuation.
Actions for other incidents, involving shutting off power and seeking professional help from a CORGI engineer.
Warning against reducing or closing air intake and outlet openings for the boiler.
Prohibition of flammable materials and notes on preventing contamination and ensuring proper ventilation.
Mandate that only CORGI registered engineers perform installation, commissioning, servicing, and repairs.
Boiler designed for central heating/hot water; recommendation for service contracts with specialists.
Requirement for installers to familiarize users with system functions and provide documentation.
Details annual inspection and maintenance for warranty and optimal functioning under normal conditions.
Specification of required permanent clearances around the boiler for installation.
Clarification on permanent clearances with wall spacing frames and the need for sufficient service clearances.
Introduction to the DBA control unit and explanation of the mains switch for power control.
Explanation of the reset button's use for restarting the boiler during specific fault conditions.
Warning against using the service button and description of the display for settings and fault codes.
Instructions for using the menu button and adjustment keys (C/D) for temperature settings and operation modes.
Steps to prepare the boiler for operation, including checking external controls and system water pressure.
Procedure for filling the heating system with mains water while the boiler is off.
Steps for connecting and using the filling loop, and venting radiators from air.
Instructions to re-check pressure after venting and actions for frequent water losses.
How to set DHW temperature and configure summer operation mode using the control unit.
How to adjust the central heating flow temperature using the control unit's keys.
Guide on viewing operational states and fault codes, and their meanings and rectifications.
Steps to take the system out of service, including switching off the mains power and closing the gas valve.
Procedure for draining the system for extended shutdowns or frost conditions, including valve operations.
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