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General| Model | CHALLENGER CC 125 |
|---|---|
| Type | Condensing Boiler |
| Input BTU/hr | 125, 000 |
| Heat Exchanger Material | Stainless Steel |
| Warranty | 10 years |
| Efficiency | 95% |
| Fuel Type | Natural Gas or Propane |
| Vent Diameter | 3 inches |
Defines hazard symbols like DANGER, WARNING, CAUTION, and NOTICE.
Essential safety information for installation, operation, and potential hazards.
Details on national, state, and local codes for installation.
Guidelines for selecting an appropriate installation location.
Specifies required clearances and guidelines for garage installations.
Explanation of the built-in freeze protection feature and its operation.
Identifies contaminants that can damage the appliance and cause hazards.
Details on ventilation openings and air supply for combustion.
Instructions for installing the direct vent and combustion air system.
Procedures for removing old appliances from common vent systems.
Specific code requirements for installations in Massachusetts.
Safe procedures for removing the appliance from its shipping carton.
Instructions for securely mounting the appliance to a wall.
Detailed steps for installing wall brackets and mounting the appliance.
Instructions for installing the piping support bracket and connecting pipes.
Ensures all piping meets local, state, and national plumbing codes.
Proper installation and discharge piping for the relief valve.
Information on the low water cutoff device for space heating.
Details on limit controls, backflow preventers, and expansion tanks.
Guidance on expansion tank types, circulator installation, and zoning methods.
Instructions for radiant heating and special application piping.
Critical warnings about high water temperatures and scald risks.
Guidelines for usage, operating limits, and water quality.
Requirements for standard installations of domestic pressure relief valves.
Instructions for T&P relief valves, discharge piping, and thermal expansion.
Covers water hammer, vacuum breakers, and thermostatic mixing valve installation.
Details on recirculation piping, storage tanks, and setting the mixing valve.
Critical safety instructions for venting and combustion air system installation.
Step-by-step guide for installing the condensate drain assembly.
Guidelines for connecting gas supply piping according to codes and utility requirements.
Information on pipe sizing, pressure requirements, and orifice sizes for natural gas.
Details on pipe sizing, pressure requirements, and orifice sizes for propane.
Compliance with electrical codes and wire type specifications.
Ensures field wiring complies with national and local electrical codes.
Connecting line voltage and understanding circulator amp ratings.
Instructions for connecting low voltage devices and thermostats.
Wiring for circulators, zone valves, and outdoor reset sensors.
Ensures proper water chemistry, pH, hardness, and chlorine levels.
Procedures for flushing sediment and testing antifreeze.
Steps for filling the system, using antifreeze, and checking safety devices.
Final checks for gas leaks, thermostat circuits, and condensate drain assembly.
Reviewing all pre-start-up steps and system checks.
Step-by-step guide for initiating appliance operation.
Guidance for resolving issues if the CHALLENGER does not start correctly.
Checking gas piping for leaks and verifying combustion parameters.
How to operate the appliance and safely turn off gas supply.
Instructions for appliance power, setting CH temperature, and verifying space heating.
Verifying DHW operation and setting DHW temperature.
List of error codes, their descriptions, and possible solutions.
Instructions for physically installing the outdoor temperature sensor.
Connecting the outdoor sensor wires to the control module.
Details on setting parameters for the outdoor reset curve.
A checklist of procedures to verify proper installation and operation.
Forms for recording installation details and installer information.
Recommended annual maintenance tasks for qualified service technicians.
Regular maintenance tasks for the appliance owner.
Key maintenance tasks and safety precautions for the appliance.
Ensuring the area around the appliance is free of hazards.
Maintenance steps for condensate drain, vents, piping, boiler system, and internal components.
Procedures for checking relief valves, expansion tanks, ignition electrode, and wiring.
Checking control wiring, settings, start-up procedures, and burner flame pattern.
Steps for cleaning the heat exchanger and reviewing with the owner.
Safety precautions for handling combustion chamber insulation.
Diagram identifying internal components and their part numbers.
Part numbers for the Challenger front door assembly and related parts.
Part numbers for Challenger vent assembly components.
Part numbers for various internal components like sensors and pipes.
Part numbers for the blower and gas valve assemblies.
Part numbers for the Challenger burner assembly.
Part numbers for the control display, housing, and fuse.
Physical dimensions and connection sizes for the Challenger unit.
Details on input, output, efficiency, and weight for different models.
Graph showing domestic flow rate versus temperature.
Graphs illustrating pressure loss for domestic flow and optional strainer.
Comparison of pressure loss with different Grundfos and Taco circulators.
Pressure loss comparison for CC105 model with circulators.
Pressure loss comparison for CC125 model with circulators.
