Unigas PG70, Manual Of Installation - Use - Maintenance

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CIB UNIGAS - M039191CA
2
TABLE OF CONTENTS
WARNINGS ................................................................................................................................................................ 3
PART I: INSTALLATION ........................................................................................................................................... 5
GENERAL FEATURES ................................................................................................................................................................... 5
How to interpret the burner’s “Performance curve” ......................................................................................................................... 5
Technical specifications .................................................................................................................................................................. 5
Performance curves ........................................................................................................................................................................ 6
Overall dimensions ......................................................................................................................................................................... 7
MOUNTINGS AND CONNECTIONS .............................................................................................................................................. 8
Fitting the burner to the boiler ......................................................................................................................................................... 8
Handling the burner ........................................................................................................................................................................ 8
Hydraulic diagrams for light oil supplying circuits ........................................................................................................................... 9
Installation diagram of light oil pipes ............................................................................................................................................. 10
About the use of fuel pumps ......................................................................................................................................................... 11
Light oil pumps .............................................................................................................................................................................. 12
Connecting the light oil flexible hoses ........................................................................................................................................... 13
Light oil circuit ............................................................................................................................................................................... 14
Light oil nozzles ............................................................................................................................................................................ 15
Electrical connections ................................................................................................................................................................... 16
Fan-pump motor rotation .............................................................................................................................................................. 16
ADJUSTMENTS . .......................................................................................................................................................................... 17
Adjustments - brief description ...................................................................................................................................................... 17
Adjustment procedure ................................................................................................................................................................... 17
Adjustment by the Berger STM30.. actuator ................................................................................................................................. 18
Adjustment by the Siemens SQL33.. servocontrol ....................................................................................................................... 21
Fully modulating burners ............................................................................................................................................................... 25
Calibration of air pressure switch (when provided) ....................................................................................................................... 25
PART II: OPERATION ............................................................................................................................................. 26
OPERATION ................................................................................................................................................................................. 26
Burner control panel ...................................................................................................................................................................... 27
PART III: MAINTENANCE....................................................................................................................................... 28
ROUTINE MAINTENANCE ........................................................................................................................................................... 28
Light oil filter maintenance ............................................................................................................................................................ 28
Removing the combustion head and the oil gun ........................................................................................................................... 29
Removing the oil gun (PG70-PG81) ............................................................................................................................................. 29
Correct position of electrodes and combustion head .................................................................................................................... 30
Replacing the ignition electrodes .................................................................................................................................................. 30
Cleaning and replacing the detection photocell ........................................................................................................................... 30
Checking the detection current ..................................................................................................................................................... 31
Seasonal stop ............................................................................................................................................................................... 31
Burner disposal ............................................................................................................................................................................. 31
TROUBLESHOOTING .................................................................................................................................................................. 31
ELECTRICAL WIRING DIAGRAMS .............................................................................................................................................. 32
SPARE PARTS ........................................................................................................................................................................... 43
APPENDIX ............................................................................................................................................................... 44