Buderus Logamax plus GB162-80 kW Replacement Instructions Manual

For gas valve replacement
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Gas valve replacement
instructions
Logamax plus
GB162-80 kW
GB162-100 kW
Condensing gas boiler
Required Input Rates
Logamax plus GB162-80 kW
290,000 btu/hr
This instruction is for replacing the gas valve for the GB162
model boilers with Natural Gas.
WARNING!
Replacement of a gas valve must be done by a qualified service
agency in accordance with the manufacturer's instructions and all
applicable codes and requirements of the authority having
jurisdiction.
The information in these instructions must be followed to minimize
the risk of fire or explosion or to prevent property damage,
personal injury or death. The qualified service agency is
responsible for the proper installation of this kit.
The installation is not proper and complete until the operation of
the converted boiler is checked as specified in the manufacturer's
instructions supplied with the gas valve.
CAUTION!
The gas supply shall be shut off prior to disconnecting the
electrical power, before proceeding with the conversion.
Notice! Save these instructions for later use.
For the contractor
Please read these instruc-
tions carefully
Logamx plus GB162-100 kW
333,000 btu/hr

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Summary of Contents for Buderus Logamax plus GB162-80 kW

  • Page 1 Gas valve replacement Condensing gas boiler instructions Required Input Rates Logamax plus GB162-80 kW Logamx plus GB162-100 kW 290,000 btu/hr 333,000 btu/hr This instruction is for replacing the gas valve for the GB162 model boilers with Natural Gas. WARNING! Replacement of a gas valve must be done by a qualified service agency in accordance with the manufacturer‘s instructions and all...
  • Page 2: Table Of Contents

    Checking and adjusting the gas/air ratio Carrying out a tightness test in operating conditions Measuring the carbon monoxide content (CO) Lighting Instructions Operating Instructions Logamax plus GB162-80 kW/100 kW - We reserve the right to make any changes due to technical modifications!
  • Page 3: Safety Considerations

    Indicates presence of hazards due to electric shock. Indicates special instructions on installation, operation or maintenance that are important but not related to personal injury or property damage. Logamax plus GB162-80 kW/100 kW - We reserve the right to make any changes due to technical modifications!
  • Page 4: Parts List

    • these instructions • O-ring (fan-venturi) • O-ring (gas train) • sealing (gas pipe) • Torx keys Tx25 and Tx30 • Torx screws (flange). Logamax plus GB162-80 kW/100 kW - We reserve the right to make any changes due to technical modifications!
  • Page 5: Gas Valve Replacement

    B Pull the air suction tube from the fan ( fig. 5). 6720615033-003.1TD Fig. 2 Opening the boiler door 6720615033-006.1TD Fig. 5 Pulling the air suction tube from the fan Logamax plus GB162-80 kW/100 kW - We reserve the right to make any changes due to technical modifications!
  • Page 6 8.40 73983 80 kW/ (0 - 1,220) (0.331) 100 kW Tab. 1 Gas orifice diameter 6720615033-014.1TD Fig. 10 Installing the gas flange Logamax plus GB162-80 kW/100 kW - We reserve the right to make any changes due to technical modifications!
  • Page 7: Testing For Gas Leaks

    60 inch W.C. (150 mbar). Logamax plus GB162-80 kW/100 kW - We reserve the right to make any changes due to technical modifications!
  • Page 8: Checking And Adjusting The Gas/Air Ratio

    B Open the gas shut-off valve again. B Enter the value measured in the start-up report. 1) Measured statically perpendicular to flow at full load. Logamax plus GB162-80 kW/100 kW - We reserve the right to make any changes due to technical modifications!
  • Page 9: Carrying Out A Tightness Test In Operating Conditions

    B Do not spray the leak testing agent onto cables, plugs or electrical connection lines. Do not allow it to drip onto them either. Logamax plus GB162-80 kW/100 kW - We reserve the right to make any changes due to technical modifications!
  • Page 10: Lighting Instructions

    Immediately call a qualified service technician to inspect the boiler and to replace any part of the control system and any gas control which has been under water. Logamax plus GB162-80 kW/100 kW - We reserve the right to make any changes due to technical modifications!
  • Page 11: Operating Instructions

    B Connect the heating system to the power supply. B Switch on the heating system using the main switch fig. 18). Reset 6720615033-022.1TD Fig. 18 Logamax plus GB162-80 kW/100 kW - We reserve the right to make any changes due to technical modifications!

Table of Contents