Buderus Condensing gas boiler, Logamax plus GB162, Logamax plus GB162-L.B. Instructions Manual
Propane Conversion kit
instructions
Condensing gas boiler
Required Input Rates
Logamax plus GB162-(L.B)80 kW Logamx plus GB162-(L.B.)100 kW
270,000 btu/hr 315,000 btu/hr
This kit and instructions are for converting the GB162 model
boilers from Natural Gas to Liquid Propane.
WARNING!
This conversion kit shall be installed 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 kit.
CAUTION!
The gas supply shall be shut off prior to disconnecting the
electrical power, before proceeding with the conversion.
Logamax plus
GB162-80 kW
GB162-100 kW
GB 162-L.B. 80kW
GB 162-L.B. 100kW
Notice! Save these instructions for later use.
6720615152-001.1TD
For the contractor
Please read these instructions carefully
6 720 615 033 (11/2010) US/CA
Contents
Contents
1 Safety considerations 3
1.1 Application purpose 3
1.2 Hazard definitions 3
1.3 Observe the following warnings 3
1.4 Additional symbols 3
2 Parts list for converting the boiler to propane 4
3 Liquid Propane conversion 5
3.1 Shut down the boiler 5
3.2 Changing the gas valve assembly 5
3.3 Testing for gas leaks 7
3.4 Inlet gas pressure 8
3.5 Checking and adjusting the gas/air ratio 9
3.6 Carrying out a tightness test in operating conditions 9
3.7 Measuring the CO content 9
3.8 Lighting Instructions 10
4 Operating Instructions 11
2
Logamax plus GB162-80 kW/100 kW - We reserve the right to make any changes due to technical modifications!
1 Safety considerations
Safety considerations
1
For use in Canada the conversion kit shall be carried out
in accordance with the requirements of the provincial
authorities having jurisdiction and in accordance with the
requirements of the CAN/CGA-B149.1 and
CAN/CGA-B149.2 Installation Code. See also E.I.V.
Please observe the following safety instructions.
1.1 Application purpose
This kit and instructions are for converting the Logamax
plus GB162-(L.B.)80 kW/100 kW from Natural gas to
Liquid Propane.
1.2 Hazard definitions
The following defined terms are used throughout the
documentation to bring attention to the presence of
hazards of various risk levels. Notices give important
information concerning the operation of the product.
DANGER:
Indicates the presence of hazards that will
cause severe personal injury, death or
substantial property damage.
WARNING:
Indicates the presence of hazards that can
cause severe personal injury, death or
substantial property damage.
1.3 Observe the following warnings
DANGER:
due to explosion of gas.
B Work only on gas components when you
have a license to do so.
B Note that the assembly of gas and vent
connections, the initial start-up, the
electrical connections, the maintenance
and service can only be performed by a
licensed service contractor or technican.
DANGER: Electric shock.
Live components are present inside the
boiler.
B Isolate the electrical mains supply before
working on the boiler.
B Lock-out the mains supplies to prevent
accidental activation.
1.4
Additional symbols
Symbol Function
B Sequence of steps
Æ Cross-reference to other points in this
document or to other documents
CAUTION:
Indicates presence of hazards that will out
cause minor personal injury or property
damage.
CAUTION:
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.
• Listing/list entry
– Listing/list entry (2nd level)
Tab. 1 Additional symbols
Logamax plus GB162-80 kW/100 kW - We reserve the right to make any changes due to technical modifications!
3
2
Parts list for converting the boiler to propane
2 Parts list for converting the boiler to propane
Conversion kit propane for the GB162-80 kW/100 kW
# 7746900499 includes:
• assembly # 774601703A 1 ×
– gas valve propane
– venturi
– orifice # 774600958A
• orifice # 871860872A (> 8.000ft.) 1 ×
•label 80kW 1×
• label 100 kW 1 ×
• O-ring fan-venturi 1 ×
• sealing gas pipe 1 ×
• sealing gas flange 1 ×
•Torx key Tx25 1×
•Torx key Tx30 1×
•Torx screw 3×
• Screw M 5x12 thread 4 ×
• these instructions 1 ×
4
Logamax plus GB162-80 kW/100 kW - We reserve the right to make any changes due to technical modifications!
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