Camus Hydronics DRH300, Installation, Operation And Service Manual

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Table of Contents
PART 1 GENERAL INFORMATION ......................................................................................................................... 1
1.1 INTRODUCTION ....................................................................................................................................... 1
1.2 SPECIAL INSTRUCTIONS TO OWNER ........................................................................................................ 1
1.3 CHECKING EQUIPMENT ........................................................................................................................... 1
1.4 HOW IT OPERATES (SEQUENCE OF OPERATION) ...................................................................................... 1
1.4.1 HEAT TRANSFER PROCESS ....................................................................................................................... 2
1.4.2 END OF SEQUENCE .................................................................................................................................. 2
1.5 CODES ..................................................................................................................................................... 3
1.6 WARRANTY ............................................................................................................................................. 3
1.7 REMOVAL OF EXISTING APPLIANCE ......................................................................................................... 3
1.8 BOILER ROOM OPERATING CONDITION................................................................................................... 4
1.9 CLEARANCE FROM COMBUSTIBLE MATERIAL .......................................................................................... 4
1.10 INSTALLATION PROCEDURE AND LOCATION OF UNIT .............................................................................. 5
PART 2 VENTING ................................................................................................................................................. 7
2.1 GENERAL VENTING GUIDE ....................................................................................................................... 7
2.1.1 CATEGORY II AND CATEGORY IV VENTING ............................................................................................... 7
2.1.2 VENTING GUIDELINES FOR CATEGORY II AND/OR IV VENTING ................................................................. 7
2.1.3 APPROVED VENTING MATERIALS ............................................................................................................ 8
2.1.4 VENT TERMINATION CLEARANCES .......................................................................................................... 8
2.1.5 INLET CAP FOR ROOFTOP TERMINATION ................................................................................................. 8
2.1.6 LOCATION OF A ROOFTOP AIR INLET AND VENT CAPS ............................................................................. 9
2.1.7 AIR INLET DAMPER .................................................................................................................................. 9
2.1.8 MASONARY CHIMNEY INSULATIONS ....................................................................................................... 9
2.1.9 VERTICAL VENTING TERMINATION .......................................................................................................... 9
2.1.10 COMBINED COMBUSTION AIR INLET ....................................................................................................... 9
2.1.11 DRAIN TEE ............................................................................................................................................. 10
2.2 CONVENTIONAL VENTING (INDOOR) INSTALLATIONS ............................................................................ 10
2.2.1 AIR REQUIRED FOR COMBUSTION AND VENTILATION ........................................................................... 10
2.2.2 EXHAUST FANS ...................................................................................................................................... 11
2.3 OUTDOOR VENTING .............................................................................................................................. 11
2.4 SIDEWALL VENTING .............................................................................................................................. 11
2.4.1 SIDEWALL VENT TERMINAL & SIDEWALL INTAKE AIR TERMINAL ........................................................... 11
2.4.2 LOCATION OF A SIDEWALL VENT TERMINATION ................................................................................... 11
2.4.3 LOCATION OF A SIDEWALL AIR INLET TERMINAL ................................................................................... 12
2.4.4 LENGTH OF AIR INLET PIPE .................................................................................................................... 12
PART 3 GAS CONNECTION ................................................................................................................................. 12
3.1 GAS CONNECTION ................................................................................................................................ 12
3.2 GAS PIPING ........................................................................................................................................... 13
3.3 INSTALL PIPING .................................................................................................................................... 13
3.4 AIR/GAS RATIO VALVE ........................................................................................................................... 13
3.5 DIFFERENTIAL AIR PRESSURE (DR2000 – DR5000) ................................................................................. 14
3.6 GAS MANIFOLD DIFFERENTIAL PRESSURE ADJUSTMENT (DR2000 – DR5000) ....................................... 14
3.7 CHECKING GAS SUPPLY PRESSURE ........................................................................................................ 15
3.7.1 Regulated Gas Supply Pressures for Dynaforce® Boilers & Water Heaters ............................................. 15
3.8 CHECKING DIFFERENTIAL AIR AND GAS PRESSURES (DR2000 – DR5000) ............................................... 15
3.9 GAS TRAIN AND CONTROLS ................................................................................................................... 16
3.10 VENTING OF GAS VALVES AND PRESSURE SWITCHES ............................................................................ 16
3.11 BURNER ................................................................................................................................................ 16
PART 4 WATER CONNECTION ............................................................................................................................ 17
4.1 FREEZE PROTECTION ............................................................................................................................. 17