MACH
®
Gas-Fired Boiler
Dual Fuel (NG & LP) MACH Boiler Supplement
10
2.7 E
LECTRICAL
L
OGIC
D
RAWING
C-750GG
/
C-900GG
C-1050GG
Page 1: ...__ Start Up Date ____________________ Harsco Industrial Patterson Kelley 100 Burson Street East Stroudsburg PA 18301 Telephone 570 476 7261 Facsimile 570 476 7247 www harscopk com OW MACH Dual Fuel Re...
Page 2: ...MACH Gas Fired Boiler Dual Fuel NG LP MACH Boiler Supplement 2...
Page 3: ...9 2 7 Electrical Logic Drawing MACH C 750GG C 900GG C 1050GG 10 2 8 Electrical Layout Drawing MACH C 750GG C 900GG C 1050GG 11 3 0 LIMITED WARRANTY 12 NOTICE The information contained in this documen...
Page 4: ...FUEL BOILERS 2 1 GAS INPUT CONNECTIONS The MACH dual fuel boiler is equipped with dedicated connections for each fuel The natural gas NG connection is a 1 1 4 ball valve The propane LP connection is a...
Page 5: ...MACH Gas Fired Boiler Dual Fuel NG LP MACH Boiler Supplement 5 GAS INPUT CONNECTIONS PROPANE 1 NATURAL GAS 1...
Page 6: ...you must release the switch in the OFF position before switching to the other fuel 5 Start the boiler according to the MACH C750 C1050 Installation Owner s Manual latest edition NOTICE It is recommend...
Page 7: ...test edition of the MACH C750 C1050 Installation and Owner s Manual Service and Maintenance on these units must only be performed by knowledgeable and experienced personnel familiar with its operation...
Page 8: ...when there is excessive manifold gas pressure for the proper operation of the boiler In addition a high gas pressure error could be due to both gas valves being open There are LED indicators on each g...
Page 9: ...C 900GG C 1050GG Mark Description 1 Burner Transition Piece 2 Blower 3 Venturi 4 Pilot Gas Tube LP or NG 5 High Gas Pressure Switch LP and or NG 6 NG Pilot Gas Tube 7 NG Automatic Gas Valve 8 NG Low...
Page 10: ...MACH Gas Fired Boiler Dual Fuel NG LP MACH Boiler Supplement 10 2 7 ELECTRICAL LOGIC DRAWING MACH C 750GG C 900GG C 1050GG...
Page 11: ...MACH Gas Fired Boiler Dual Fuel NG LP MACH Boiler Supplement 11 2 8 ELECTRICAL LAYOUT DRAWING MACH C 750GG C 900GG C 1050GG...
Page 12: ...H Gas Fired Boiler Dual Fuel NG LP MACH Boiler Supplement 12 3 0 LIMITED WARRANTY Warranty information may by found in the latest edition of the MACH Installation and Owner s Manual for each unit seri...