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General| Model | Xtherm 1005A |
|---|---|
| Category | Heater |
| Fuel Type | Natural Gas or Propane |
| Efficiency | Up to 95% |
| Ignition Type | Direct Spark Ignition |
| Voltage | 120V |
| Warranty | 5 years |
Explains the meaning of DANGER, WARNING, CAUTION, and NOTE terms used in the manual.
Instructions for checking the heater upon delivery and reporting any shipping damage.
How to identify the model and serial number of the heater.
Lists the standards and certifications the heater complies with.
Information on how elevation affects heater performance and required adjustments.
Illustrates the location of components on the side of the heater.
Illustrates the location of components on the front of the heater.
Illustrates the location of components on the rear of the heater.
Illustrates the location of components on the top of the heater.
Provides basic product data like input, water/gas connections, vent size, and comb air.
Discusses safety precautions for hot water use, scald risks, and temperature settings.
Lists required installation codes and regulations for safe setup.
Guidelines for selecting and preparing the mounting base for the heater.
Specifies minimum clearances from combustible surfaces and for servicing.
Provides guidelines for installing the heater in outdoor locations.
Details requirements for combustion and ventilation air for indoor installations.
Information about the integral combustion air filter and its maintenance.
Instructions for installing ducting for combustion air supply.
Step-by-step instructions for installing the air intake components.
Details on sealing the combustion air system for direct vent.
Requirements for air supply for indoor and outdoor installations in the US.
Air supply requirements for installations in Canada.
General guidelines for water piping installation to prevent damage.
Safety instructions for installing relief valve discharge piping.
Information about the location of the temperature and pressure gauge.
Guidance on performing a hydrostatic test on the system piping.
Instructions for installing the system sensor, including placement and wiring.
Explanation of the CWP system and its operation.
Guidance on selecting the correct pump for the hydronic heating system.
Recommendations for installing and setting a feedwater regulator.
General piping considerations for hydronic heating systems.
Requirement for installing an expansion tank and air separator.
Warning against using three-way valves for regulating system water temperature.
Overview of application modes for the VERSA IC control system.
Details on Mode 2 for hydronic heating with indirect DHW.
Details on Mode 3 for hydronic heating with indirect DHW.
Specifics for Domestic Hot Water (DHW) configuration.
Precautions for using the heater for both potable water and space heating.
Precautions for using automatic chemical feeders with the heater.
Installation requirements and safety precautions for pool heating applications.
Steps for safely winterizing the heater.
Guidelines for maintaining proper pool/spa water chemistry.
Precautions for using automatic chlorinators and chemical feeders.
General information and warnings regarding gas supply.
Detailed instructions for connecting the gas supply.
Requirements and considerations for gas supply pressure.
Recommendations for connecting field-supplied devices and controls.
Step-by-step instructions for making electrical connections.
General cautions and warnings for field wiring.
Instructions for wiring the enable/disable function.
Instructions for connecting the outdoor sensor.
Instructions for wiring the indirect sensor.
How to wire an optional 0-10 volt building control signal.
Instructions for wiring the cascade system communication bus.
Information on connecting to building automation via Modbus.
How to connect an alarm annunciator or light.
General guidelines and precautions for installing the vent system.
Explanation of heater categories based on vent pressure and condensate.
Guidelines for locating the vent terminal to ensure safety and prevent issues.
Specific vent termination requirements for US installations.
Vent termination requirements for Canadian installations.
Tips for supporting and installing vent piping.
Guidance on vertical venting configurations.
Details on maximum and minimum venting lengths and pipe diameter.
Requirements for vent terminal placement and clearance.
Instructions for horizontal through-the-wall and direct vent installations.
Installation steps for horizontal venting configurations.
Guidelines for terminating horizontal vents.
Installation guidelines for vertical direct vent systems.
Requirements for terminating vertical direct vent systems.
Information on common venting configurations and requirements.
Guidelines and precautions for installing heaters outdoors.
How to enable and operate freeze protection features.
Instructions for treating condensate to prevent damage and meet codes.
Details on using the PVC venting option, including cleaning and termination.
Information on using Centrotherm polypropylene vent material.
Explains how the ignition system works and lockout conditions.
Information on the manual reset high limit safety device.
Details on the optional auto-reset high limit feature.
Information about the variable-speed injector pump system.
Explanation of the condensate float switch and its function.
Details on the dual-purpose flow switch and its safety function.
Information on the optional low water cut-off device.
Explains the function of high and low gas pressure safety switches.
Details on the blocked vent pressure switch.
Overview of the touchscreen user interface and its menus.
How to adjust the heater's setpoint temperature using the interface.
Describes the information available in the View Menu.
Guide to making initial adjustments via the interface menus.
Details the items and functions available in the Boiler Menu.
Explains how to view operational data like run times and temperatures.
Describes the functions available in the Toolbox Menu for diagnostics.
Explains how outdoor temperature influences heating water temperature.
Details settings used to calculate the reset ratio for outdoor reset.
Provides detailed wiring diagrams for the heater models.
Steps and checks before initiating heater start-up.
A checklist of pre-start-up verification steps.
Procedures and tools needed for the first start-up.
Tasks to complete before the actual start-up sequence.
The sequence of operations for starting the heater.
How to check the blower operation and manifold gas pressure settings.
How to perform user tests and safety inspections during start-up.
Procedure for leak testing the gas valve.
A final checklist of items to verify after start-up.
Step-by-step guide for lighting the heater.
Procedure for safely turning off gas to the appliance.
How the heater displays error codes and general troubleshooting.
Explains how error conditions are displayed and where to find details.
Information on fault conditions, indicators, and general troubleshooting steps.
Details on error items and their descriptions/troubleshooting.
Explains LED flash codes on the PIM for error identification.
Table of sensor resistance values at different temperatures.
Overview of recommended maintenance intervals and tasks.
Daily maintenance checks to be performed.
Monthly maintenance checks and inspections.
Annual maintenance tasks to perform before the heating season.
Periodic maintenance checks for components like relief valves.
Daily preventive maintenance tasks.
Weekly preventive maintenance tasks.
Monthly preventive maintenance tasks.
Semi-annual preventive maintenance tasks.
Instructions for maintaining the air filter.
Supplementary information and resources.
Information on indoor air contaminants and their effect on the heater.
Specific installation requirements for Massachusetts.
A checklist for service technicians to fill out during start-up.
Information on how to obtain replacement parts under warranty.
Instructions on how to initiate a warranty claim.
