PART IV: MAINTENANCE
28
At least once a year carry out the maintenance operations listed below. In the case of seasonal servicing, it is recommended to carry
out the maintenance at the end of each heating season; in the case of continuous operation the maintenance is carried out every 6
months.
ROUTINE MAINTENANCE
Clean and examine the gas filter cartridge and replace it if necesssary;
Remove and clean the combustion head;
Examine and clean the ignition electrodes, adjust and replace them if necessary;
Examine and clean the detection electrode/photoelement (according to the burner models), replace it if necessary, in case of
doubt, check the detection circuit, after the burner start-up;
Clean and grease leverages and rotating parts.
Gas filter maintenance
WARNING: ALL OPERATIONS ON THE BURNER MUST BE CARRIED OUT WITH THE MAINS DISCONNECTED
AND THE FUEL MANAUL CUTOFF VALVES CLOSED!
ATTENTION: READ CAREFULLY THE “WARNINGS” CHAPTER AT THE BEGINNIG OF THIS MANUAL.
DANGER! Incorrect motor rotation can seriously damage property and injure people.
ATTENTION: when servicing, if it was necessary to disassemble the gas train parts, remember to execute the gas
proving test, once the gas train is reassembled, according to the procedure imposed by the law in force.
WARNING: Before opening the filter, close the manual cutoff valve downstream the filter and bleed the gas; check
that inside the filter there is no pressurised gas.
PART IV: MAINTENANCE
C
B
A
To clean or remove the filter, proceed as follows:
1 remove the cap unscrewing the fixing screws (A);
2 remove the filtering cartridge (B), clean it using water and soap, blow it
with compressed air(or replace it, if necessary)
3 replace the cartridge in its proper position taking care to place it
inbetween the guides as not to hamper the cap replacement;
4 be sure to replace the “O” ring into its place (C) and replace the cover
fastening by the proper screws (A).
Summary of Contents for K750A
Page 1: ...M039462NB 0 1 11 2021 BURNERS BRUCIATORI BRULERS BRENNER QUEMADORES K750A K890A K990A...
Page 2: ...2 1 CO 2 a a RESET 3 3a...
Page 34: ...34...
Page 35: ......
Page 37: ...LME73 000Ax PME73 831AxBC LME73 831AxBC M12921NB Rel 1 2 02 2016...
Page 41: ...5 Info EK LME73 I LED EK LED 1 2 2 LED tw OFF OK OK T Led Led Led Led Led...
Page 42: ...6 1 515 1 259 01 0...
Page 43: ...7 2 515 1 259 01 0...
Page 48: ...12 2x 23 21 23 F A code Service OEM info enter Info Service enter reset ESC...
Page 49: ...13 Info LME73 Info Service...
Page 52: ...16...
Page 57: ...21 41 42 60 123 140 242 243 244 245 259 01 SO OEM LME73 831AxBC...
Page 58: ......
Page 59: ......
Page 62: ......
Page 63: ......
Page 64: ......
Page 65: ......
Page 66: ......
Page 67: ......
Page 68: ......
Page 69: ......
Page 70: ......
Page 71: ......
Page 72: ......
Page 73: ......
Page 74: ......
Page 75: ......
Page 76: ......
