Spheros GBW 300, Workshop Manual

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NGW 300 / LGW 300 / GBW 300 Table of contents
III
9 Repair
9.1 General information ...............................................................................................901
9.1.1
Measures for components when the system is disassembled ..................901
9.1.2 Implementation of modifications ...............................................................901
9.2 Disasssembly and reassembly ...............................................................................905
9.2.1
Replacing the temperature limiter ............................................................905
9.2.2 Replacing the regulating thermostat ........................................................905
9.2.3 Replacing the SG 1585 control unit .........................................................906
9.2.4 Replacing the ignition spark generator ....................................................906
9.2.5 Replacing the ignition electrodes .............................................................907
9.2.6 Replacing the flame monitor electrode ....................................................908
9.2.7 Replacing the burner ................................................................................908
9.2.8 Disassembly and reassemmbly of the burner head .................................908
9.2.9 Replacing the heat exchanger 911
9.2.10 Replacing the combustion chamber .........................................................911
9.2.11 Replacing the gas pressure regulator ......................................................912
9.2.12 Replacing the delayed-action solenoid in the gas intake line 912
10 Packaging/Storage/Shipping
10.1 General information ..............................................................................................1001