Table Of Contents - L.B. White Guardian Series Owner's Manual And Instructions

2
Guardian with Smart Sense™
Heater Specifi cations ..................................................................................................... 4
General Information ....................................................................................................... 5
Basic Operation ............................................................................................................. 6
Safety Precautions ........................................................................................................ 7
General Installation Instructions .................................................................................. 10
Air Diverter Installation Instructions ............................................................................. 12
Hanging Instructions .................................................................................................... 12
Sediment Trap Assembly ............................................................................................. 13
Manual Shut Off Valve, Hose & Regulator................................................................... 13
Interconnection for Variable Heat ................................................................................ 14
Start-Up / Shut-Down Instructions ............................................................................... 16
Cleaning Instructions ................................................................................................... 17
Maintenance Instructions ............................................................................................. 18
Service Instructions ..................................................................................................... 19
Motor and Fan Assembly ............................................................................................. 19
Air Proving Switch ....................................................................................................... 20
Ignitor (HSI) ................................................................................................................. 20
Flame Sensor (HSI) ..................................................................................................... 20
Igniter and Flame Sensor Assembly (Spark) ............................................................... 21
Transformers ............................................................................................................... 21
Signal Conditioner ....................................................................................................... 22
Ignition Control (HSI) ................................................................................................... 22
Ignition Control (Spark) ................................................................................................ 22
Manual Reset High Limit Switch .................................................................................. 23
Gas Pressure Checks .................................................................................................. 25
Troubleshooting Guide ................................................................................................ 27
Electrical Connection & Ladder Diagram (HSI) ........................................................... 38
Electrical Connection & Ladder Diagram (Spark) ........................................................ 39
Heater Component Function ....................................................................................... 40
Service Parts Identifi cation Schematic & Parts List
- AD060, AW060, AD100, AW100 ................................................................. 41, 42, 43
- AD250, AW250 ................................................................................................. 44, 45
Warranty Policy.......................................................................................................... 48
Standard products are manufactured to operate at optimum effi ciency at elevations
between 0 and 2000 ft. 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 • Guardian

TABLE OF CONTENTS

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