Beckett GeniSys 7505A User Manual

Description / Applications
The Beckett GeniSys
TM
Advanced Burner Control is a
120 Vac primary safety control for residential and light
commercial oil burners used in boiler, furnace, and
water heater applications having fi ring rates less than
20 GPH. The GeniSys is used with a suitable cad cell
fl ame sensor to control the oil burner motor, igniter,
and optional solenoid valve. It has 24 Vac thermostat
terminals (if applicable) compatible with both mechanical
and many power stealing thermostats. It can also provide
interrupted or intermittent duty ignition.
PARTS & ACCESSORIES
GeniSys
™
Model 7505
Advanced Burner Control

Beckett GeniSys 7505A Specifications

General

Model	GeniSys 7505A
Display	LED
Power Supply	120 VAC
Input Voltage	120 VAC
Frequency	60 Hz
Output Voltage	24 VAC
Ignition Type	Intermittent pilot
Prepurge	Adjustable
Postpurge	Adjustable
Ignition Control	Integrated
Operating Temperature Range	-40°F to 150°F

Summary

Description and Applications

Product Features

Product Specifications

Control Layout Overview

Installation and Maintenance

Electrical Ratings

Details the voltage, current, and frequency requirements for the control.

Environmental Ratings

Specifies storage and operating temperature and moisture limits.

Approvals

Lists laboratory recognition and standards compliance for the control.

Safety and Installation Guidance

Key Safety Warnings

Covers fire, explosion, shock, burn hazards, and incorrect wiring risks.

Mounting and Wiring Steps

Instructions for mounting the control and making electrical connections.

Thermostat Polarity Note

Alerts to potential issues with polarity-sensitive thermostats.

Typical Boiler Wiring Diagrams

Typical Furnace Wiring Diagrams

Startup and Checkout Procedures

Starting the System

Steps for initiating burner operation and checking for ignition.

Safe Start Check

Procedure to verify the control remains in standby mode without flame.

Simulate Failure Tests

Tests control response to flame loss and ignition failure.

Sequence of Operation and Burner States

Burner States Overview

Describes different operating states like Standby, Run, Lockout, Recycle.

Reset Button Operation

Explains actions based on reset button press duration and burner state.

Priming the Pump Procedure

Status Lights Indicators

Cad Cell Resistance Measurement

Resetting From Lockout

Restricted or Hard Lockout

Procedure for resetting the control from lockout states.

Disable Function

How to disable the burner by holding the reset button.

Annual Maintenance

Limited Warranty Information