Table Of Contents - L.B. White Premier 350 Owner's Manual And Instructions

2
Premier Ductable Heaters
Heater Specifi cations ............................................................................................................... 4
General Information ................................................................................................................. 5
Safety Precautions .................................................................................................................. 6
Installation Instructions
General .................................................................................................................................... 9
Gas Supply Sizing ................................................................................................................... 11
Connecting Hose to Heater ..................................................................................................... 12
Connecting Regulator to Gas Supply ...................................................................................... 12
Thermostat .............................................................................................................................. 13
Installation of Heater ................................................................................................................ 14
Inside Structure ................................................................................................................. 14
Outside Structure (Using air distribution accessories) ...................................................... 14
A. Duct Kit ......................................................................................................................... 14
B. End Diffuser .................................................................................................................. 14
C. Infl atable Duct Kit ......................................................................................................... 15
Start-Up Instructions ................................................................................................................ 16
Shut-Down Instructions ........................................................................................................... 17
Gas Selector Valve (Premier 350 DF Heaters Only) ............................................................... 17
Cleaning Instructions ............................................................................................................... 18
Maintenance Instructions ......................................................................................................... 19
Service Instructions
General .................................................................................................................................... 20
Belt Replacement .................................................................................................................... 20
Fan and Motor Pulleys ............................................................................................................. 21
Drive Component Troubleshooting .......................................................................................... 22
Fan Motor ................................................................................................................................ 23
Air Proving Switch ................................................................................................................... 23
Ignition Control ........................................................................................................................ 24
Relay ....................................................................................................................................... 24
Transformer ............................................................................................................................. 24
Igniter Assembly ...................................................................................................................... 25
Manual Reset High Limit Switches .......................................................................................... 26
Fan Wheel, Bearings, and Shaft .............................................................................................. 27
Burner Orifi ce and Gas Control Valve ..................................................................................... 27
Gas Pressure Checks .............................................................................................................. 28
Troubleshooting Information .................................................................................................... 30
Electrical Connection and Ladder Diagram Premier 350 DF ................................................... 37
Heater Component Function ................................................................................................... 39
Parts Identifi cation Parts Schematic ........................................................................................ 40
Parts List .................................................................................................................................. 41
Warranty Policy, Replacement Parts and Service ................................................................... 44
Standard products are manufactured to operate at optimum effi ciency at elevations
between 0 and 2000 ft. (0-610 m) above sea level.
If operated at higher elevations the product will not function correctly and may
function in an unsafe nature.
Products providing proper operation for alternate elevations may be available.
If you require a high elevation product, did not specify when ordering, and/or the
box this unit came in does not have an alternate altitude designation sticker please
contact technical support.
Owner's Manual • Premier 350

TABLE OF CONTENTS

Premier 350 Propane Gas .................................. 38
WARNING