FULTON PHW 300 - User Manual

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INSTALLATION AND

OPERATION MANUAL

Gas Pulse Combustion

Hydronic Heating Boiler (PHW)

Serial/National

Board #

Model

Fulton Order

Sold To

Job Name

Date

PHW-IOM-2013-0214

Table of Contents

Questions and Answers

T
Tiffany WilliamsAug 16, 2025
What to do if my FULTON Boiler has a flame failure?
- A
  Alexander GilbertAug 16, 2025
  If the FULTON Boiler experiences flame failure, check the fuse or circuit breaker, and reset or replace it if necessary. Inspect the main control for a bad ground or faulty control and replace the control if required. Check the adjustment of pressure switch number 2, ensuring it's set at 1.5” w.c., and replace it if necessary. Verify all component connections for loose wires. Check the air flappers on the air valve plate and the gas flappers on the gas valve plate to ensure they are correctly placed, covering the holes. Check for any blockages in the exhaust piping and remove them. You can also try resetting the main control panel box on flame failure.
J
Jessica ContrerasOct 31, 2025
How to fix a starting or purge failure in my FULTON Boiler?
- D
  Dana LucasOct 31, 2025
  If your FULTON Boiler is experiencing a starting or purge failure, begin by checking the fuse or circuit breaker and reset or replace it if necessary. For all models, inspect the on/off switch for loose wires. Also, examine the air switch, adjusting its sensitivity or replacing it if needed. Check the fan for proper operation and replace it if faulty. Inspect the flame rod for carbon buildup or cracks in the porcelain. Check the main control for a bad ground or a faulty control, replacing the control if necessary. Ensure the air inlet is not blocked and remove any obstructions. Examine the spark plug for carbon buildup, moisture, or cracks, and verify the gap is between 0.050” and 0.060”. Clean or replace the spark plug as needed. Check all component connections for loose wires. Ensure the...

Summary

Installation

Product Overview

Description of the Fulton Pulse combustion hydronic boiler and its components.

Review Shipment Contents

Instructions to review shipment contents and check for any shipment damage.

Placement & Rigging

Guidance on proper placement and rigging of the Fulton product for safe installation.

Clearances and Serviceability

Requirements for maintaining proper clearances and ensuring serviceability around the boiler.

Install Isolation Mounts

Instructions for installing elastomer cube isolation mounts for vibration isolation.

Install Gas Piping

Guidelines for installing gas piping in accordance with fuel gas codes and ensuring adequate supply.

Install Field Wiring

Instructions for installing field wiring, including power supply and ground connections.

Air Intake & Exhaust Piping Requirements for the Pulse Boiler

Requirements for air intake and exhaust piping, including pipe size, length, and elbow limitations.

Air Intake Supply and Exhaust Vent Installation

Instructions for installing air intake supply and exhaust vent pipes with appropriate clearances to combustibles.

Testing Ignition Safety Shut Off

Procedure for testing the boiler's ignition safety shut-off function.

Operation

Linkage Adjustment for Pulse Modulated Boilers

Adjusting linkage arms for modulation motor, gas, and exhaust butterfly valves for smooth operation.

If the Boiler Doesnt Start

Troubleshooting steps to follow if the boiler fails to start or operate correctly.

Changing;Testing SOLA High Limit Setpoint

Procedure to change and test the SOLA control's outlet high limit setpoint.

Verifying Changes to High Limit Setpoint

Steps to verify changes made to the SOLA control's high limit setpoint.

Accessing Lockout History and Clearing Lockouts

How to view and clear lockout history from the SOLA control for troubleshooting.

Procedure for Lead;Lag with Outdoor Reset with Multiple Boilers

Steps for configuring lead/lag operation with outdoor reset for multiple boilers.

Single Boiler Outdoor Reset Programming

Steps for programming outdoor reset for a single boiler, including setpoint and temperature adjustments.

Maintenance

Troubleshooting

Table of common boiler problems, their causes, and suggested checks for resolution.

Reviewing Diagnostics on SOLA Control

Guide to using SOLA control diagnostics screens to view input status and troubleshoot issues.

FULTON PHW 300 Specifications

General

Brand	FULTON
Model	PHW 300
Category	Boiler
Language	English

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