Table Of Contents - Dunkirk D248 Series Installation Operation & Maintenance

INSTALLATION MANUAL AND OPERATING INSTRUCTIONS
TABLE OF CONTENTS
Safety Symbols .................................................. 2
Boiler Ratings & Capacities .................................. 3
Rules For Safe Installation & Operation .................. 4
Locating The Boiler ............................................. 5
Combustion Air, Chimney & Vent Pipe Connection ... 5
Minimum Vent Pipe CLearance, . ............................ 5
Installation ........................................................ 5
Ventilation And Combustion Air ............................ 6
Vent Installation ................................................. 8
Assembly Of Bases, Starting Section Assembly ...... 12
Attaching Draft Hoods ......................................... 13
Installing Boiler Jacket Panels .............................. 14
Control Mounting And Installation ......................... 17
Tappings ........................................................... 19
Boiler Trim, Water Trim, Water Trim Assembly ........... 19
Boiler Piping ...................................................... 20
Boilers Used With Refrigeration System .................. 20
Boiler Piping, High Limit, Pipe Sizing ...................... 20
Piping Diagrams ................................................ 21
Connecting Gas Service ...................................... 23
Electrical Wiring ................................................. 24
Installing Thermostat .......................................... 24
Adjust Thermostat Heat Anticipator ....................... 24
Stage Firing Multiple Base Boilers .......................... 24
Wiring Diagrams ................................................ 25
Operation and Service ......................................... 27
Functions & Operation, Trial/Pilot Ignition .................. 27
Main Burner Operation, System Troubleshooting ......... 27
Component & Spark Ignition Check ........................ 27
Startup & Checkout, Start system .......................... 28
Pilot Flame Adjustment, Check Burner Input ............ 28
Pilot System Troubleshooting Table ............................ 29
Checking & Adjusting ......................................... 30
Cleaning And Maintenance .................................. 31
SAFETY SYMBOLS
Indicates a hazardous situation which, if not
avoided, WILL result in death or serious injury.
Indicates a hazardous situation which, if not
avoided, could result in death or serious injury.
CAUTION
Indicates a hazardous situation which, if not
avoided, could result in minor or moderate injury.
Indicates information which should be followed to
ensure proper installation and operation.
KEEP THIS MANUAL NEAR BOILER,
RETAIN FOR FUTURE REFERENCE.
Fire, explosion, asphyxiation and electrical shock
hazard. Improper installation could result in death
or serious injury. Read this manual and understand
all requirements before beginning installation.