background image

20037556

9

GB

0.1

BURNER START-UP CYCLE

Only when air damper is open the control box start with the cycle.

When flame-failure occurs during working, shut down takes place within one second.

0.2

START-UP CYCLE DIAGNOSTICS

During start-up, indication is according to the followin table: 

 

COLOUR CODE TABLE 

Sequences

Colour code

Pre-purging



Ignition phase



Operation, flame ok



Operating with weak flame signal.



Electrical supply lower than  

~

 170V



Lock-out



Extraneous light



Index:

  Off

 Yellow

  

Green

  Red

WARNING

S8271

AL

- Error message (alarm)

BV

- Fuel valve

FS

- Flame signal

GP

- Gas pressure switch

LP

- Air pressure switch

LR

- Load controller

M

- Fan motor

R

- Control thermostat / pressurestat

SB

- Safety  limiter

W

- Limit thermostat / pressure switch

Z

- Ignition transformer

A

Start command (switching on by «R»)

B-B´

Interval for establishment of flame

C

Operating position of burner reached

C-D

Burner operation (generation of heat)

D

Controlled shutdown by «R»

Burner will immediately be shut down

Burner control will immediately be ready 
for new startup

Summary of Contents for Riello 40 GS5 LME

Page 1: ...20037556 1 04 2011 Installation use and maintenance instructions Forced draught gas burner CODE MODEL TYPE 20037201 GS5 LME 37201X GB One stage operation ...

Page 2: ......

Page 3: ...amily 2 Pci 8 12 kWh Nm3 7 000 10 340 kcal Nm3 Pressure min 10 mbar max 40 mbar Electrical supply Single phase 230V 10 50Hz 60Hz Motor 0 75 A run current 2800 rpm 294 rad s Capacitor 2 F Ignition transformer primary 230V 0 2A secondary 8 kV Absorbed electrical power 0 15 kW COUNTRY DE DK AT GR SE GB IE LU NL GAS CATEGORY II2ELL3B P II2H3B P II2H3P II2E3B P II2L3B P 1 Air dampers 2 Damper fixing sc...

Page 4: ... supplied separately to the appropriate socket on the control box The information is read after the software program in the kit is booted RESET KIT The use of a connection available as an accessory is provided for remote resetting of the control box Flange Burner 272 100 295 ø 170 130 28 48 45 45 ø 91 233 10 140 Rp 1 2 180 138 125 D5066 Long combustion head upon request Quantity Description 4 1 3 ...

Page 5: ... the boiler does not conform to EN 303 or where the combustion chamber is much smaller than the dimensions given in EN 676 please consult the manufacturers Separate the combustion head from the burner body by removing the nut 1 and pulling back the group A Fix the group B to the boiler plate 2 inserting the supplied insulating gasket 3 1 3 2 A B D5067 HINGE ASSEMBLY S7392 Pressure in combustion ch...

Page 6: ...mal power 4 1 2 3 5 6 D5136 20 000 30 000 40 000 50 000 kcal h 20 40 30 50 60 kW 16 15 000 0 GAS TRAIN ACCORDING TO EN 676 MULTIBLOC CODICE CONNECTIONS USE TRAIN BURNER MBC 65 DLE 3970569 Rp 1 2 Rp 1 2 Natural gas and LPG MBDLE 405 B01 3970530 Rp 1 2 Rp 1 2 Natural gas and LPG 1 Gas arrival pipe 2 Manual cock supplied by the installer 3 Gas pressure gauge supplied by the installer 4 Filter 5 Gas p...

Page 7: ...rol thermostats and that the burner locks out by separating the red ionisation probe lead connector NOTES The burners have been type approved for intermittent operation This means they must stop at least once every 24 hours in order to allow the electrical control box to check its efficiency on start up The boiler limit thermostat TL normally ensures the burner halts If this does not happen a time...

Page 8: ...oward position 0 AIR DAMPER ADJUSTMENT The air damper opening motor 1 controls the damper 6 the burner does not start until the damper 6 is com pletely open To adjust the fixed damper 4 it is necessary to loosen the screws 3 and 5 and rotate the damper as far as the required point 2 Once optimum adjustment has been reached fix the screws 3 and 5 The adjustment of the damper varies in each single a...

Page 9: ...e is put near the ionization probe the amplifier of the control box might be damaged IONIZATION CURRENT The minimum current necessary for the control box operation is 3 µA The burner normally supplies a higher current value so that no check is needed However if you want to meas ure the ionization current you must open the connector fitted to the red wire and insert a microammeter EN 676 AIR EXCESS...

Page 10: ... value and then check that the burner starts up properly If the burner locks out again turn the knob slightly in an anticlockwise direction Attention In conformity with the standard the air pressure switch must prevent the air pressure falling below 80 of the adjusted value and the CO in the flue gases exceeding 1 10 000 ppm To check this insert a combustion analyser in the flue slowly reduce the ...

Page 11: ...cal supply lower than 170V Lock out Extraneous light Index Off Yellow Green Red WARNING S8271 AL Error message alarm BV Fuel valve FS Flame signal GP Gas pressure switch LP Air pressure switch LR Load controller M Fan motor R Control thermostat pressurestat SB Safety limiter W Limit thermostat pressure switch Z Ignition transformer A Start command switching on by R B B Interval for establishment o...

Page 12: ... the operation is done Release the button once the light pulses The number of times it pulses tells you the cause of the mal function indicated in the table below SOFTWARE DIAGNOSTICS Reports the life of the burner by means of an optical link with the PC indicating hours of operation number and type of lock outs serial number of control box etc WITH KIT INTERFACE ADAPTER LME TO PC Code 3002719 To ...

Page 13: ...combustion check verifying CO2 content Smoke temperature at the chimney CO content ppm SIGNAL PROBABLE CAUSE 2 pulses The flame does not stabilise at the end of the safety time faulty ionisation probe faulty or soiled gas valves neutral phase exchange faulty ignition transformer poor burner regulation insufficient gas 3 pulses Minimum air pressure switch does not close make sure VPS trips to produ...

Page 14: ...ork Bleed air 13 Gas valves unconnected or with interrupted coil Check connections or replace coil 3 blinks The burner does not switch on and the lockout appears 14 Air pressure switch in operating position Adjust or replace The burner switches on but then stops in lockout Air pressure switch inoperative due to insufficient air pressure 15 Air pressure switch incorrectly adjusted Adjust or replace...

Page 15: ...s supply Open the manual valves between contactor and train 41 Mains gas pressure insufficient Contact your GAS COMPANY 42 Minimum gas pressure switch fails to close Adjust or replace 43 Servomotor fails to move to min ignition position Replace The burner continues to repeat the start up cycle without lockout 44 The gas pressure in the gas mains lies very close to the value to which the mini mum g...

Page 16: ...STANDARD ELECTRICAL WIRING 20037556 14 2 Sheet no 1 A1 Co ordinates 1 2 INDEX 3 Indication of references LME Operational layout Indication of references 4 Elecrical connections set by installer ...

Page 17: ...20037556 15 GB 0 1 2 2 2 3 2 4 2 2 2 2 2 2 2 2 2 2 3 2 ...

Page 18: ...20037556 16 GB 0 1 2 2 3 2 3 4 2 2 3 2 3 3 2 2 2 2 2 2 2 2 3 4 2 3 ...

Page 19: ...mote lock out signal 230V 0 5 A max SM Servomotor T6A Fuse TA Ignition transformer TL Limit thermostat TS Safety thermostat V10 Safety valve V11 Adjustment valve XM Motor connector X6 6 pole plug X7 7 pole plug XP6 6 pole socket XP7 7 pole socket XSM Servomotor connector XTM Burner ground earth connection XTZ Burner shelf In the case of phase phase feed a bridge must be fitted on the control box t...

Page 20: ...Subject to modifications RIELLO S p A I 37045 Legnago VR Tel 39 0442 630111 http www riello it http www rielloburners com ...

Reviews: