Wing Enterprises IOMWDF-1 specifications

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IOMWDF-1

PN# 94.2000.01

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4830 TRANSPORT DRIVE, DALLAS,TX 75247

PHONE: 214-638-6010 FAX: 214-905-0806 www.mestek.com

INSTALLATION, OPERATION AND MAINTENANCE MANUAL FOR WDF MODEL DIRECT GAS-FIRED HEATERS

ATTENTION: READ THIS MANUAL AND ALL LABELS ATTACHED TO THE UNIT CAREFULLY BEFORE ATTEMPTING TO INSTALL, OPERATE OR SERVICE THIS UNIT! CHECK UNIT RATING PLATE FOR TYPE OF GAS AND ELECTRICAL SPECIFICATIONS AND MAKE CERTAIN THAT THESE AGREE WITH THOSE AT POINT OF INSTALLATION. RETAIN FOR FUTURE REFERENCE.

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.

FOR YOUR SAFETY If you smell gas:

1.Open Windows

2.Don’t touch electrical switches.

3.Extinguish any open flame.

4.Immediately call your gas supplier.

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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.

WARNING: Install, operate and maintain unit in accordance with manufacturer’s instructions to avoid exposure to fuel substances or substances for incomplete combustion which can cause death or serious illness. The state of California has determined that these substances may cause cancer, birth defects, or other reproductive harm.

lINSTALLER’S RESPONSIBILITY

Installer Please Note: This equipment has been test fired and inspected. It has been shipped free from defects from our factory. However, during shipment and installation, problems such as loose wires, leaks or loose fasteners may occur. It is the installer’s responsibility to inspect and correct any problems that may be found.

POST AND MAINTAIN THESE INSTRUCTIONS IN LEGIBLE CONDITION

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Contents IOMWDF-1 Section II General Information Section I ForwardLocation of Accessories Section III InstallationLocating the Unit Locating Temperature Controls Field Wiring and Remote Control InstallationElectrical Connections Field PipingPre Start-Up Suggested Tools and Instruments Section IV PRE START-UPSetting Main Flame Setting BurnerSafety Controls Check Section V Unit START-UPSection VI Unit Shutdown Suggested Control SettingsExtended Shutdown Emergency Shutdown only System without Pilot Symptom Cause Remedy Section VII TroubleshootingValve does not open, replace 001004 001003 Series 14 Discharge Temperature Control Troubleshooting GuideSymptom Possible Cause Field Test Remedy Fire Electronics Remote Temperature Consult factory for other Series 44 Room Temperature Control Series 44 Room Temperature Control Check Safety Shutdown Performance Maintenance Schedule Lubrication Instructions Manufacturer Bearing Type Speed Temperature Cleanliness IntervalAir Filters 4.6 Belt Tension and Adjustment8.6 GasketsSection IX Maxon NP-I Airlo Burners Inspection and Maintenance of Gas PortsLow Fire or Bypass Adjustments High Fire Manifold AdjustmentsMR212 Valve Section Preliminary Circuit Analysis SystemSection XI Replacement Parts Section XII Recirculation For Canadian Installations only