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General| Model Series | CL Series |
|---|---|
| Category | Commercial Boiler |
| Configuration | Horizontal |
| Fuel Type | Natural Gas, Propane |
| Efficiency | Up to 85% |
| Operating Pressure | 160 PSI |
| Construction | Heavy-duty steel construction |
| Type | Firetube |
| Heat Exchanger Material | Steel |
Ensure a level, non-combustible concrete floor and avoid combustible flooring for boiler installation.
Specifies minimum clearances to walls and obstructions based on codes and recommendations.
Instructions for safely removing the boiler from its crating and preparing it for installation.
Guidelines for piping installation, maintaining clearances and avoiding strain on connections.
Details on system supply and return connections, including gate valves and unions.
Requirements for relief valve discharge piping, size, and support.
Guidance on connecting the expansion tank piping to prevent air entrapment.
Specification for installing a drain valve for the boiler drain connection.
Notes on connections for domestic or pool water heating, and heat exchanger connections.
Requirement for a drip leg in the gas supply line for sediment trapping.
Procedure for checking gas piping connections for leaks using soap and water.
Conformity requirements for venting systems with NFPA 54, local codes, and manufacturer instructions.
Design principles for venting systems to ensure positive flow and removal of flue gases.
Warning against installing draft controls in locations separate from the boiler room.
Detailed steps for installing the draft control, ensuring it is plumb and level.
Specific instructions for installing the draft control in a vertical flue.
Instructions for installing the draft control in a horizontal flue.
How to adjust the draft control using weights and the importance of CO2/CO readings.
Solutions for high draft conditions, including using a sheet metal baffle.
Guidelines for using Type B gas vents with various boiler types and installation compliance.
Requirements and recommendations for single-wall metal pipe venting, including insulation.
Compliance with codes for masonry/metal chimneys and inspection of existing chimneys.
General requirements for vent connector construction.
Advice to minimize bends in vent connectors to reduce resistance.
Methods for attaching and assembling vent connector joints.
Requirement for vent connectors to slope upward without dips or sags.
Recommendations for keeping vent connectors short and close to the chimney.
Guidelines for supporting vent connectors independently of the boiler or draft diverter.
Considerations for vent connector location, especially in crawl spaces or cold areas.
Compliance with listings and manufacturer instructions for factory-built vents and chimneys.
Building masonry or metal chimneys according to recognized building codes.
Rules for installing single-wall metal pipe vents, including routing and clearance.
Guidelines for venting multiple appliances on a common vent, including opening levels.
Warning against connecting natural draft appliances to pressurized vent systems.
Prohibition of venting gas appliances to chimneys serving solid fuel appliances.
Minimum height requirements for vent/chimney outlets above roofs and obstacles.
Minimum height of chimneys/vents above draft controls or flue outlets.
Required clearances for vent terminations from air inlets, doors, and windows.
Minimum height for vent exits from public walkways.
Rule that automatic vents must serve only one appliance and be interlocked.
Requirement for automatic vent dampers to be of a listed type.
Compliance requirements for installing automatic vent dampers.
Importance of testing automatic vent dampers after installation for proper operation.
Notes on chart generation, consistency with codes, and responsibility for compliance.
Information on converting rectangular ducts to circular equivalents for sizing.
Determining the draft control factor (F1) and equivalent input (I) for vent sizing.
Calculating the altitude correction factor (F2) and the final equivalent input (I).
Considerations for flue gas economizers, including draft, corrosion resistance, and consultation.
Special considerations for high-efficiency appliances, vent design, and corrosion resistance.
Overview of the gas burner assembly, orifices, and manifold pressure requirements.
Table showing approximate manifold pressure values for different boiler models.
General description of boiler equipment list and major gas train components.
Location and safety precautions for the main gas shutoff valve.
Function and adjustment of the main gas pressure regulator.
Procedure for hydrostatic testing of the boiler and system to check for leaks.
Reference to gas system testing procedures in Section 1.5.
Importance of following procedures carefully before operation for safety.
Essential step of adjusting the pilot burner before main burner adjustment.
Adjusting boiler input for maximum and minimum values according to nameplate.
Procedure for adjusting minimum input on two-stage or modulating boilers.
Method for checking burner input by taking gas meter readings and applying correction factors.
Testing the flame supervisory system to ensure it shuts off main gas valves on flame loss.
Procedures for testing automatic electrically ignited pilot systems.
Testing all operating and limit controls, and low water cutoffs for proper function.
Testing the water temperature control to ensure it cycles the boiler on/off correctly.
How outdoor reset controls adjust boiler temperature based on outside air.
Testing the high limit control to ensure it shuts off the boiler if temperature exceeds limits.
Testing pool temperature controls for swimming pool heating boilers.
Testing the limit control for indirect water heating boilers' heat exchangers.
Testing low water cut-off controls to ensure they shut off the boiler when water level drops.
User must familiarize themselves with manuals for proper operation and maintenance.
Requirement to post a maintenance schedule based on manual recommendations.
Flushing the system with water and chemicals before boil-out to remove debris.
Step-by-step procedure for cleaning the boiler and system using chemical solutions.
Advice to clean or replace system piping and consult chemical treatment companies.
Warning against flushing the system directly through the boiler.
Importance of water treatment to prevent scale, corrosion, and maintain fuel efficiency.
Key objectives of water treatment including scale prevention, corrosion protection, and fuel efficiency.
Importance of keeping heating surfaces free from soot for efficiency and damage prevention.
Procedures for inspecting and removing soot and rust from boiler tubes.
Daily maintenance tasks including visual inspections of gauges and settings.
Weekly maintenance tasks like checking firing rate control, pilot flame, and fuel valves.
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