LAARS Mighty-Stack TL00-199 - Installation, Operation and Maintenance Instructions - Manual (Page 2)

LAARS HEATING SYSTEMS Page 2
TABLE OF CONTENTS
SECTION 1.
General Information
1A. Introduction ................................................... 3
1B. Warranty Information .................................... 3
1C. Unpacking .................................................... 3
1D. Heater Identification ..................................... 3
1E. Dimensions ................................................... 3
1F. Identifying Important Components ................ 3
1G. Placing the Water Heater ............................. 3
1H. Gas Supply Piping ........................................ 5
1I. Combustion Air Supply ................................. 6
1J. General Venting Instructions ........................ 7
1K. Vertical Venting — Category I ...................... 7
1L. Horizontal Venting — Category III ................ 8
1M. Water Piping ................................................. 9
1N. Electrical Wiring .......................................... 10
1P. Filling the Contractor Supplied
Storage Water Tank ................................... 11
1Q. Water Condition and Pump
Requirements ............................................. 11
SECTION 2.
Operating Instructions
2A. Starting the System .................................... 14
2B. Starting the System After
Extended Shut-Down ................................. 15
2C. Shut-Down Procedure ................................ 15
2D. Extended Shut-Down —
Cold Weather Areas ................................... 15
SECTION 3.
Maintenance and Service
3A. Regular Maintenance ................................. 17
3B. Recommended Annual Inspection ............. 17
3C. Cleaning the Heat Exchanger .................... 17
3D. Operating Sequence .................................. 17
3E. Cleaning the Pilot and Main Burners .......... 18
3F. Electrical Troubleshooting .......................... 19
3G. Parts Listing ................................................ 21