Buderus Logamax plus GB142-45 User Manual

Please read these instructions carefully
Service kit instructions, condensate trap and condensate bypass pipe
Condensing gas boiler
Logamax plus
WARNING!
This service kit shall be installed by a qualified service
agency in accordance with the manufacturer‘s instruc-
tions 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 prop-
erty damage, personal injury or death. The qualified ser-
vice agency is responsible for the proper installation of
this kit.
The installation is not proper and complete until the oper-
ation of the repaired appliance is checked as specified in
the manufacturer‘s instructions supplied with the kit.
CAUTION!
Shut off the gas supply prior to disconnecting the electri-
cal power, before starting.
Notice! Save these instructions for later use.
GB142-24/30/45/60
6 720 810 045 (12/2013) US/CA

Buderus Logamax plus GB142-45 Specifications

General

Category	Boiler
Model	Logamax plus GB142-45
Fuel Type	Natural Gas / LPG
Output Power	45 kW
Max working pressure	3 bar
Type	Condensing
Efficiency	Up to 109%
Flue gas temperature	40-60 °C

Summary

Safety considerations

Application purpose

Defines the intended use of this service kit for the Logamax plus boiler model.

Explanation of Symbols

Details the meaning of warning triangles and lightning symbols used in the manual.

Additional symbols

Explains additional symbols such as list entries and references for procedural guidance.

Observe the following warnings

Highlights critical DANGER warnings related to gas explosion and electrical shock hazards.

Installation

Shutting down the appliance

Instructions for safely powering down the appliance and closing the gas shut-off valve.

Removing the condensate trap

Procedure for detaching and removing the existing condensate trap from the unit.

Removing the heat exchanger

Step-by-step guide for the safe removal of the heat exchanger assembly.

Mounting the new condensate trap and flue gas adapter

Details on fitting the new condensate trap and the flue gas adapter.

Testing for gas leaks

Procedure for verifying the integrity of all gas connections after installation.

Filling the appliance

Instructions for filling the heating system to the specified pressure range.

Start up the appliance

Steps for safely initiating the appliance's operation after installation.