Energy Tech Laboratories MR212 manual Installation, Operation, and Maintenance Manual

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Standard and Modular Direct Fired Heaters

Installation, Operation, and Maintenance Manual

Modular Direct Fired Heater

Standard Direct Fired Heater

FOR YOUR SAFETY

If you smell gas:

1. Open windows.

2. Don’t touch electrical switches.

3. Extinguish any open flames.

4. Immediately call your gas supplier.

Direct Fired Module

FOR YOUR SAFETY

The use and storage of gasoline or other flammable vapors and liquids in open containers in the vicinity of this appliance is hazardous.

RECEIVING AND INSPECTION

Upon receiving unit, check for any interior and exterior damage, and if found, report it immediately to the carrier. Also check that all accessory items are accounted for and are damage free. Turn the blower wheel by hand to verify free rotation and check the damper (if supplied) for free operation.

WARNING!!

Improper installation, adjustment, alteration, service or maintenance can cause property damage, injury or death. Read the installation, operating and maintenance instructions thoroughly before installing or servicing this equipment. ALWAYS disconnect power and gas prior to working on heater.

Save these instructions. This document is the property of the owner of this equipment and is required for future maintenance. Leave this document with the owner when installation or service is complete.

May 2008 Rev. 11

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Installation, Operation, and Maintenance Manual Page Table of Contents Warranty Assembly InstallationMechanical Site PreparationRecommended Supply Ductwork Sizes Roof Mount Installation Installation with Exhaust FanPage Gas Connection Sizes GasGas Pressure Table Electrical Copper Wire AmpacityMotorized Intake Damper Fan to Building Wiring Connection Remote Control PanelStart Up OperationMain Burner Adjustment Heater Start Up Summary Yes Adjust pilot flame Lock unit into High fireMaximum RPM and HP Chart Pulley Adjustment Illustration Final Start Up ProcedurePulley Adjustment Pulley Setscrew Torque10 20 IN. Blower Pulley Combination ChartFlame Safety Controller DC Flame Signal Flame Safety ControlAir Flow Switch Sequence of OperationModulating Gas System Maxitrol Amplifier High Temperature LimitOperation Summary Optional Remote Panel Circuit Blower SwitchComponents Remote Panel Option Airflow Troubleshooting Chart TroubleshootingProper Spark Gap Burner Troubleshooting ChartLight Indication Condition Possible Cause Remote Panel Troubleshooting ChartNothing Happens Troubleshooting FlowchartsGeneral Maintenance MaintenanceWeeks after startup Filter Quantity ChartEvery 3 months YearlyPage Maintenance Record Start-Up and Maintenance DocumentationFactory Service Department Job Information