ECR International CCB-150 Installation, Operation & Maintenance Manual

Natural Gas 1. Measure input. English unitsTurn off gas to all other appliances. • Activate some heating zones to dissipate heat. • Set boiler on high fi re. • Use ½, 1 or 2 cu ft dial on gas meter. Measure time required for one or more complete revolutions. Measure time for 1-2 minutes. • Calculate input. Input (MBH) = 3600 x cu ft seconds Example: Gas fl ow from Meter = 2 cu ft Measured time = 72 seconds Rate (MBH) = 3600 x 2 cu ft = 100 MBH 72 seconds 25 Two sampling points are available at top of the boiler, one for venting and t ...

CAUTION WHAT TO DO IF YOU SMELL GAS • Do not try to light any appliance. • Do not touch any electrical switch; do not use any phone in your building. • Immediately call your gas supplier from a neighbor’s phone. Follow gas supplier’s instructions. • If you cannot reach your gas supplier, call the fi re department. 7.1 General • Use piping materials and joining methods acceptable to authority having jurisdiction. In absence of such requirements: • USA - National Fuel Gas Code, ANSI Z223.1/NFPA 54 • Canada - Natural Gas and Propane Installation Code ...

Natural Gas 1. Measure input. English unitsTurn off gas to all other appliances. • Activate some heating zones to dissipate heat. • Set boiler on high fi re. • Use ½, 1 or 2 cu ft dial on gas meter. Measure time required for one or more complete revolutions. Measure time for 1-2 minutes. • Calculate input. Input (MBH) = 3600 x cu ft seconds Example: Gas fl ow from Meter = 2 cu ft Measured time = 72 seconds Rate (MBH) = 3600 x 2 cu ft = 100 MBH 72 seconds 25 Two sampling points are available at top of the boiler, one for venting and t ...

Diagrams Pressure - power diagrams                                      A LPG B NATURAL GAS Losses of load / head of circulators A Boiler losses of head 1 - 2 - 3 Circulator speed                                                  ...