Table Of Contents - Landa VNG/VLP3-11021D Operator's Manual

Introduction ................................................................................................................................ 5
Important Safety Information ..................................................................................................... 5
Installation ............................................................................................................................. 5-11
Location .............................................................................................................................. 6
Installation Guide ................................................................................................................ 7
Gas Codes .......................................................................................................................... 8
Electrical ............................................................................................................................. 8
Gas Piping .......................................................................................................................... 8
Propane Gas....................................................................................................................... 8
Natural Gas ......................................................................................................................... 9
Venting ................................................................................................................................ 9
Draft Diverter ...................................................................................................................... 9
Water Source ...................................................................................................................... 9
Water Connection ............................................................................................................... 9
Inspecting & Testing Gas Piping ....................................................................................... 10
Gas Pressure .................................................................................................................... 10
Warning and Check Lists ............................................................................................. 10-11
Operating Instructions .............................................................................................................. 12
Preventative Maintenance ........................................................................................................ 12
General Operating Techniques................................................................................................. 12
Component Identification .................................................................................................... 13-14
Maintenance & Service ............................................................................................................ 15
Spray Nozzles ................................................................................................................... 15
Unloader Valves ................................................................................................................ 15
Winterizing Procedures..................................................................................................... 15
Low Pressure Diagnosis ................................................................................................... 15
High Limit Hot Water Thermostat ...................................................................................... 15
Pumps............................................................................................................................... 15
Heating Coil .............................................................................................................................. 15
Condensation from Heating Coil ....................................................................................... 15
Check Water Heater Coil for Leaks ................................................................................... 15
Deliming Coil ................................................................................................................ 15-16
Gas Valve Regulator Adjustment ............................................................................................. 16
Pressure Relief Valve ........................................................................................................ 16
Propane Gas ............................................................................................................................ 16
CONTENTS