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©2010 Harsco Industrial, Patterson-Kelley 
Printed: 5/26/2011 
 

 

 

MACH

®

 GAS-FIRED BOILER 

C-750GG / C-900GG / C-1050GG 
 
DUAL FUEL BOILER GUIDE 
Natural Gas or Propane  

This manual is to be used in conjunction 
with the MACH

®

 Installation & Owner’s 

Manual (latest edition)

.

 

 

 

 

 

 

 

 

 
 
 
Model #:  ___________________    
 
Serial #: ___________________ 
 
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 

Rev 1.10 (11/22/10) 

C.S.A  Design-Certified 
Complies with ANSI Z21.13/CSA 4.9 
Gas-Fired Low Pressure Steam and Hot Water 
Boilers 
 

 

 
ASME Code, Section IV 
Certified by Harsco Industrial, Patterson-Kelley 
 

 

 
C.S.A  Design-Certified 
Complies with ANSI Z21.13/CSA 4.9 
Gas-Fired Low Pressure Steam and Hot Water 
Boilers 

Summary of Contents for MACH C-750GG

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...

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