Radiant RK 25, Instruction Manual

Page: 4 / 60

CONTENTS
6. Maintenance
(authorised personnel)
6.1 General warnings pag. 37
6.2 Boiler inspection 37
6.3 Accessing the boiler 38
6.4 Flushing out the primary side 38
6.5 Draining the central heating and domestic hot water system 39
6.6 Maintenance operations 40
6.7 Wiring diagrams 46
6.8 Troubleshooting 53
6.9 Diagnostics . 54
6.10 Parts list 55