Typical Boiler Operating Conditions - Patterson-Kelley MACH Series Installation & Owner's Manual

MACH® Series Gas-Fired Boiler
WARNING!
If overheating occurs or the gas supply fails to
shut off, do not turn off or disconnect the
electrical supply to the pump. Instead, shut off
the gas supply at a location external to the boiler.
4.3 T B O
YPICAL OILER
Model Input
Number Rating
(Btu/hr)
300 300,000
450 450,000
Note: The heat exchanger is constructed and stamped for 50 psig maximum operating pressure and/or 200º F
maximum temperature.
C
PERATING ONDITIONS
Natural Gas
*(1030 Btu/cu. ft.)
Gas Rate Output
(CFH) Capacity
(Btu/hr)
291* 275,000
437* 414,000
LP Gas
**(2500 Btu/cu. ft.)
Gas Rate Output
(CFH) Capacity
(Btu/hr)
120** 275,000
180** 414,000
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Operation
Total
Amperage
8 amps or less
8 amps or less