Assessments - 4, GPA: 3.5
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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. c 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. INSTALLER’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 SECTION I - FORWARD As is the case with any fine piece of equipment, care must be taken to provide the proper attention to the operation and maintenance details of this machine. This manual of instructions has been prepared in order for you to become well-acquainted with those details, and in doing so, you will be able to give your Direct Gas-Fired System the care and attention which any piece of equipment needs and deserves. Table Of Contents Section I: Forward and Table of Contents........................ 2 Section II: General Information........................................... 2 Section III: Installation............................................................ 3 Section IV: Pre Start-Up........................................................ 5 Section V: Unit Start-Up........................................................ 5 Section VI: Unit Shut Down.................................................. 6 Section VII: Troubleshooting Guide..................................... 7 Section VIII: Maintenance Schedule and Lubrication Requirements............................ 13 Section IX: Maxon NP-I Airflo® Burners........................ 16 Section X: Maxitrol Valve Adjustments and Preliminary Circuit Analysis............................17 Section XI: Replacement Parts........................................... 19 Section XII: Recirculation.................................................... 20 SECTION II - GENERAL INFORMATION A. Purpose The purpose of this manual is to present a guide for proper installation, maintenance, and operation of the Direct Gas- Fired System, and supplement, but not to replace, the services of qualified field service personnel to supervise the initial start-up and adjustment of the unit. Persons without previous experience with commercial and industrial heating equipment should not attempt the initial adjustment and checkout procedure which is essential before such installations may be considered ready for operation. This manual should be made readily available to all operating personnel as an aid in troubleshooting and proper maintenance. B. Shipping Direct Gas-Fired units are shipped completely assembled where shipping limitations allow. Optional inlet hoods or other large accessories are assembled and shipped mounted and wired whenever possible within limitations of shipping and handling. Any optional accessories shipped separately are shipped as assembled sections. Shipments are made F.O.B. Dallas,Texas by flatbed truck or LTL shipment. The unit is securely strapped, tied, and blocked to prevent shipping damage. All shipments are checked by an inspector before they are accepted by the carrier. Parts that are shipped unmounted are noted on the bill of lading. These parts, where feasible, are packaged and shipped with the units. Upon receipt of shipment, all units should be checked against the bill of lading to insure all items have been received. All equipment (and any optional accessories) should be checked carefully for physical damage in the presence of the carrier’s representative. If parts are missing or damage has occurred, a claim should be filed immediately with the carrier. All Direct Gas-Fired units are given a minimum 140 point operations test and control circuit checkout before shipment. Copies of the wiring diagram, piping diagram and bill of material are included with each unit shipped. If correspondence with the factory is necessary, please provide the unit model and serial number. C. Optional Factory Service Periodic service on any piece of mechanical equipment is necessary for efficient operation. A nationwide service support network is available to provide quick and dependable servicing of make-up air, heating, ventilating, or air handling types of equipment. The factory also offers start-up service which includes the presence of a serv...