Eclipse Combustion AH User Manual

Info 140
11/4/03
WARNING
The burners covered in this Guide are designed to
mix fuel with air and burn the resulting mixture. All
fuel burning devices are capable of producing explo-
sions and fires when improperly applied, installed,
adjusted, controlled, or maintained. This Guide will
provide information for using these burners for their
limited design purpose. Do not deviate from any in-
structions or application limits in this Guide without
written advice from the Eclipse Combustion Division
in Rockford, Illinois. Read this entire Guide before at-
tempting to light burners. If you do not understand
any part of the information in this Guide, contact your
local Eclipse representative or Eclipse Combustion
before proceeding further.
AH, Back View
Data 140-1
DAH, Blower Down
Data 140-2
ECLIPSE AIR HEAT BURNERS
Series “AH”, “DAH”, “TAH” & “CAH”
U.S. Reissue Pat. No. 26,244 Canadian Pat. No. 743,782
TAH
Data 140-3
CAH
Data 140-4
AH, Front View
Data 140-1

Eclipse Combustion AH Specifications

General

Brand	Eclipse Combustion
Model	AH
Category	Burner
Language	English

Summary

Safety Warnings

Important Notices About Safe Burner Operation

Storage and Qualifications

Store burner indoors; maintenance requires skilled personnel.

Replacement Parts and Operator Training

Use genuine parts; ensure operators are trained and competent.

1.0 Burner Operating Parameters & Requirements

Applications Overview

Ideal for ovens, dryers, fume incinerators, and industrial equipment.

Capacities & Supply Pressures

Details on burner capacities and required gas supply pressures.

Burner Environment Considerations

Protect from weather, ensure clean combustion air, and provide room openings.

Specifications

Input and Fuel Specifications

Covers input rates, fuel types, and gas inlet pressures.

Temperature and Flame Limits

Details ambient temperature limits and downstream temperature limits.

Piloting, Flame Monitoring, and Motor

Describes piloting methods, flame monitoring, and motor specifications.

Materials and Emissions

Information on burner construction materials and emissions performance.

Available Models and Options

Lists burner models (AH, DAH, TAH, CAH) and packaging options.

2.0 Control System Requirements

Turndown and Regulator Lines

Explains turndown method and regulator loading line connections.

Piloting and Ignition Details

Specifies pilot adjustment and ignition voltage requirements.

Check Valve Functionality

Describes check valve operation for premixing at low fire.

Pressure Switch and Limit Controls

Covers pressure switch connections and compliance with safety standards.

Mounting and Duct Design

Mounting Arrangements and Velocities

Details in-duct, sealed, and slot-fired mounting with velocity parameters.

Mounting Guidelines and Support

Provides guidelines for centering, clearances, and supporting longer burners.

Duct Length Requirements

Specifies minimum distances before transitions and flame impingement.

3.0 Duct Design and Burner Mounting

Duct Design and Piping Standards

Covers duct design, support, gas/valve piping, and wiring standards.

4.0 Start-Up And Adjustment

Initial Settings and Blower Start

Adjust linkage, close cocks, set pilot screw, start blower and fan.

Pilot Cock Adjustment

Describes pilot cock operation and adjusting screw for pilot gas flow.

Setting Air Pressure Drop

Measure and adjust air pressure drop across burner for flame characteristics.

Setting Pilot and Gas Flow

Adjust pilot for stable flame; set main gas flow for desired fire rates.

Checking All Settings

Cycle burner between low/high fire, checking pressure drops and flame lengths.

5.0 Routine Maintenance

Motor Lubrication

Oil blower motor according to manufacturer's instructions.

Ignition Plug and Flame Rod Care

Recommendation to keep spare ignition plugs and flame rods.

6.0 Trouble-Shooting