Patterson-Kelley P-K MACH CM399 - User Manual

&
P-K MACH
®
/ NURO
®
GAS FIRED BOILER
Natural Gas or Propane Gas
CM300, CM399, CM500
C750, C900, C1050
Dual Fuel
C750GG, C900GG, C1050GG
Part # 1004905980
C.S.A Design-Certified
Complies with ANSI Z21.13/CSA 4.9
Gas-Fired Low Pressure Steam and Hot Water Boilers
C.S.A Design-Certified
Complies with ANSI Z21.13/CSA 4.9
Gas-Fired Low Pressure Steam and Hot Water Boilers
ASME Code, Section IV
Certified by Patterson-Kelley
Model Number:
Serial Number:
Start-Up Date: ___________________________
Patterson-Kelley
155 Burson Street
East Stroudsburg, PA 18301
Telephone: 570.476.7261
Toll Free: 877.728.5351
Fax: 570.476.7247
www.pattersonkelley.com
Revised January 3, 2020
INS T ALL A TION
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 Patterson-Kelley 2020: All Rights Reserved.
The information in this manual is the property of Patterson-Kelley. The descriptions and specifications contained in this manual were in effect at the time
this manual was approved for publication. While Patterson-Kelley will continue to support earlier model boilers to within a reasonable time limit, we
reserve the right to discontinue models and replacement parts at any time or change specifications or design without notice and without incurring any
obligation

Summary

Safety

General Safety Information

Covers general requirements for installing, operating, and servicing P-K MACH boilers.

Hazard Warnings

Electrical Hazards

Details risks associated with electrical connections and water exposure.

Burn, Fire and Explosion Hazards

Introduction

Site Preparation

Initial Inspection upon Receiving

Guidance on inspecting the boiler for shipping damage upon delivery.

Compliance with Codes

Location Setup

Placement

Instructions for ensuring the boiler is level for proper operation.

Clearances (CM300-CM399-CM500)

Clearances (C750-C900-C1050)

Inlet Air and Exhaust Venting Considerations

Category II;IV Flue Gas Exhaust Vent Planning

Venting Materials for Flue;Exhaust Systems

Required Clearances

Appliance Connections

Appliance Connections (CM300-CM399-CM500)

Appliance Connections (C750-C900-C1050)

Electrical Connections

Power Requirements (CM300-CM399-CM500)

Details the electrical service requirements for CM300-CM399-CM500 models.

Power Requirements (C750-C900-C1050)

High Voltage (TB2) Terminal Block

Low Voltage (TB1) Terminal Block

Combustion Air

Air Inlet Requirements - United States

Specifies requirements for combustion and ventilation air openings in the US.

Air Inlet Requirements - Canada

P-K MACH Combustion Air Requirements

Direct Vent; Sealed Combustion Installations

Motorized Combustion Air Dampers

Flue Gas; Exhaust Venting

Category II or IV Venting Installation

Details requirements for Category II and IV venting systems.

Vent Termination

Piping and External Connections

Gas Piping Overview

General guidelines for connecting the gas supply piping to the boiler.

Natural Gas Piping

Propane Gas Piping

Pressure Testing the Gas Piping

Boiler Inlet and Outlet Connections

Condensate Drain

Water Quality

Pre-Start Checklist

Safety Checks

Ignition Safety System Test

Procedure for testing the boiler's ignition safety shutdown.

Low Water Cut-out Test

Procedure for testing the low water cutoff safety device.

Manual Reset High Temperature Limit Test

Procedure for testing the manual reset high temperature limit.

Gas Pressure Switch Tests

Fuel;Air Adjustments

Gas Pressure Adjustment

Instructions for adjusting gas pressure for proper boiler operation.

Combustion Setup and Adjustment (CM300-CM399-CM500)

Combustion Setup and Adjustment (C750-C900-C1050 All Models)

Checking Flame Signal

Initial NURO Control Setup & Adjustment

Setup Wizard

Dual Fuel Boiler Operation

Changing Fuel Types

Procedure for switching between Natural Gas and Propane fuel.

P-K MACH C750 GG, C900 GG & C1050 GG

Fuel Selector Switch Location

Operations

NURO Touch Screen Interface and Control Panel

Normal Lighting and Shut-down Procedures

Emergency Shut-Off

Maintenance

Preventative Maintenance

Guidelines for routine maintenance schedules.

Monthly Preventative Maintenance

Cleaning the Burner & Combustion Chamber

MACH C750-C900-C1050

After Repairs or Maintenance

Sequence of Operations

Troubleshooting

Loss of Power

Troubleshooting steps for power loss events.

Loss of Water Level

Low Gas Pressure

High Gas Pressure

High Water Temperature

Low Air

Flame Failure

Flame Error

Flue Problem

Terminal Block Assignments

High Voltage (TB2) Terminal Block

Low Voltage (TB1) Terminal Block Assignments

Wiring Diagrams

CM300 Wiring Diagram

CM399-CM500 Wiring Diagram

C750-C900-C1050 Single Fuel Wiring Diagram

C750, C900, and C1050 Dual Fuel Wiring Schematic

Boiler Parts Identification (CM300-CM399-CM500)

Boiler Parts Identification (C750-C900-C1050)

P-K MACH SPECIFIC LIMITED WARRANTY

Appendix D - Best Practices for New & Retrofit Systems

Appendix E - Installation and Quick Reference

Patterson-Kelley P-K MACH CM399 Specifications