99-0171 REV.0.9
Table of Contents
PART 1 GENERAL INFORMATION ................................................................................................................................................................ 6
1.1 INTRODUCTION .......................................................................................................................... 6
1.2 SPECIAL INSTRUCTIONS TO OWNER .................................................................................... 6
1.3 CHECKING EQUIPMENT ............................................................................................................ 6
1.4 HOW IT OPERATES (SEQUENCE OF OPERATION) ............................................................... 6
1.4.1 HEAT TRANSFER PROCESS ...................................................................................................... 7
1.4.2 END OF SEQUENCE .................................................................................................................... 7
1.5 CODES ........................................................................................................................................... 7
1.6 WARRANTY ................................................................................................................................. 8
1.7 REMOVAL OF EXISTING APPLIANCE .................................................................................... 8
1.8 BOILER ROOM OPERATING CONDITION .............................................................................. 9
1.9 CLEARANCE FROM COMBUSTIBLE MATERIAL ................................................................. 9
1.10 INSTALLATION PROCEDURE AND LOCATION OF UNIT ................................................... 9
PART 2 VENTING ........................................................................................................................................................................................ 12
2.1 GENERAL VENTING GUIDE .................................................................................................... 12
2.1.1 CATEGORY II AND CATEGORY IV VENTING ..................................................................... 12
2.1.2 VENTING GUIDELINES FOR CATEGORY IV VENTING .................................................... 12
2.1.3 APPROVED VENTING MATERIALS ....................................................................................... 13
2.1.4 VENT TERMINATION CLEARANCES .................................................................................... 13
2.1.5 INLET CAP FOR ROOFTOP TERMINATION ......................................................................... 13
2.1.6 LOCATION OF A ROOFTOP AIR INLET AND VENT CAPS ................................................ 13
2.1.7 AIR INLET DAMPER ................................................................................................................. 14
2.1.8 MASONARY CHIMNEY INSULATIONS................................................................................. 14
2.1.9 VERTICAL VENTING TERMINATION ................................................................................... 14
2.1.10 COMBINED COMBUSTION AIR INLET ................................................................................. 14
2.1.11 DRAIN TEE.................................................................................................................................. 14
2.2 CONVENTIONAL VENTING (INDOOR) INSTALLATIONS ................................................. 15
2.2.1 AIR REQUIRED FOR COMBUSTION AND VENTILATION ................................................. 15
2.2.2 EXHAUST FANS ......................................................................................................................... 15
2.3 OUTDOOR VENTING ................................................................................................................ 15
2.4 SIDEWALL VENTING ............................................................................................................... 16
2.4.1 SIDEWALL VENT TERMINAL & SIDEWALL INTAKE AIR TERMINAL .......................... 16
2.4.2 LOCATION OF A SIDEWALL VENT TERMINATION .......................................................... 16
2.4.3 LOCATION OF A SIDEWALL AIR INLET TERMINAL......................................................... 16
2.4.4 LENGTH OF AIR INLET PIPE ................................................................................................... 16
PART 3 GAS CONNECTION ........................................................................................................................................................................ 17
3.1 GAS CONNECTION................................................................................................................... 17
3.2 GAS PIPING ................................................................................................................................. 17
3.3 INSTALL PIPING ....................................................................................................................... 17
3.4 AIR/GAS RATIO VALVE ........................................................................................................... 18
3.5 DIFFERENTIAL AIR PRESSURE (DR2000 – DR5000) ........................................................... 18
3.6 GAS MANIFOLD DIFFERENTIAL PRESSURE ADJUSTMENT (DR2000 – DR5000) ....... 19
3.7 CHECKING GAS SUPPLY PRESSURE ................................................................................... 19
3.7.1 Regulated Gas Supply Pressures for Dynaforce® Boilers & Water Heaters ............................... 19
3.8 CHECKING DIFFERENTIAL AIR AND GAS PRESSURES (DR2000 – DR5000) ............... 19
3.9 GAS TRAIN AND CONTROLS.................................................................................................. 20
3.10 VENTING OF GAS VALVES AND PRESSURE SWITCHES ................................................. 20
3.11 BURNER ...................................................................................................................................... 20
PART 4 WATER CONNECTION ................................................................................................................................................................... 21
4.1 FREEZE PROTECTION .............................................................................................................. 21
4.2 WARNING REGARDING CHILLED WATER AND HEATING COIL SYSTEMS................ 21