Page 52 - IOM / ROOF-TOP FLEXY™ Series
GAS BURNERS
DIAGNOSTIC TABLE GAS BURNER
STAGES
NORMAL
OPERATION
FAULT ACTIONS
SOLUTIONS
Heating
requested
Contactors
KM21-22
engaged
Contactors do
not engage
•
Check safety thermostats B29-
30 in the air duct before the gas
heat exchanger
•
Replace
component
Contactors
KM21-22 are
engaged
Extraction fans
are running
Nothing
happens
•
Check the free movement of the
fan wheel
•
Check the supply temperature
limitation thermostats B45-46
•
Check GAS low pressure
switches B17-18
•
Check electrical connection on
the Honeywell control block
and on EF45-46 connection
boards
•
Check the fan supply voltage
•
Replace
thermostat
•
Open GAS Supply
•
Replace EF 45-46 if
necessary
Extraction fan
ON
After 30
seconds: the
fire-up
electrode must
create sparks
Continuous
ventilation
without sparks
by electrode
•
Check position of the fire-up
electrode (refer to preliminary
checks and verifications §1)
•
Check the pressure drop at the
pressure switch : It must be
higher than 200 Pa
•
Check the good operation of the
pressure switch using an
Ohmmeter and by sucking
through the tube to create a
depression.
•
Check the operation the Backfire
thermostat B32-B33
•
Re-position
the
pressure taping
tube.(§5.d)
•
Change the pressure
switch
•
Reset or replace the
Thermostat
Continuous
ventilation with
sparks created
by electrode
After 2 seconds
the gas burner
fires-up
After 4 second
the GAS Burner
still not running
and Safety
shutdown by
the Honeywell
Block.
•
Check injection pressure during
start-up (value for high heat)
•
Check the supply voltage to the
control box (continuous voltage).
Refer to figure 61.
•
Remove the control box from the
gas block. Check using an
ohmmeter the solenoid coil of
the GAS block (4 kOhm). Refer
to figure 62
•
Remove the air from the
pipe-work
•
Adjust the injection
pressure to high heat
value
•
Change the control box
if the GAS valve is OK.
•
Change the gas valve
control
Summary of Contents for ROOFTOP FLEXY FCA 100
Page 1: ...INSTALLATION OPERATING MAINTENANCE MANUAL ROOFTOP FLEXY English August 2003 ...
Page 2: ......
Page 33: ...IOM ROOF TOP FLEXY Series Page 31 AIR FLOW BALANCING AT 12 12 FAN ...
Page 34: ...Page 32 IOM ROOF TOP FLEXY Series AIR FLOW BALANCING AT 15 15 FAN ...
Page 35: ...IOM ROOF TOP FLEXY Series Page 33 AIR FLOW BALANCING AT 18 13 ...
Page 36: ...Page 34 IOM ROOF TOP FLEXY Series AIR FLOW BALANCING AT 18 18 FAN ...
Page 37: ...IOM ROOF TOP FLEXY Series Page 35 AIR FLOW BALANCING RDN 450 FAN ...
Page 38: ...Page 36 IOM ROOF TOP FLEXY Series AIR FLOW BALANCING ADN 355 FAN ...
Page 39: ...IOM ROOF TOP FLEXY Series Page 37 AIR FLOW BALANCING ADN 400 FAN ...
Page 40: ...Page 38 IOM ROOF TOP FLEXY Series AIR FLOW BALANCING ADN 450 FAN ...
Page 104: ...Page 102 IOM ROOF TOP FLEXY Series ELECTRICAL WIRING DIAGRAMS MAIN CURRENT DIAGRAM ...
Page 106: ...Page 104 IOM ROOF TOP FLEXY Series ELECTRICAL WIRING DIAGRAMS CLIMATIC CONTROLLER ...
Page 108: ...Page 106 IOM ROOF TOP FLEXY Series ELECTRICAL WIRING DIAGRAMS CLIMATIC INPUT FG FD ...
Page 112: ...Page 110 IOM ROOF TOP FLEXY Series ELECTRICAL WIRING DIAGRAMS GAS BURNER 180 Kw ...
Page 132: ...Page 130 IOM ROOF TOP FLEXY Series ISO 9001 CERTIFICATION ...
Page 133: ...IOM ROOF TOP FLEXY Series Page 131 PED CERTIFICATION OF CONFORMITY ...
Page 134: ...Page 132 IOM ROOF TOP FLEXY Series GLASS WOOL FIRE CLASS ...
Page 135: ...IOM ROOF TOP FLEXY Series Page 133 33 kW GAS BURNER CE CERTIFICATION OF CONFORMITY ...
Page 136: ...Page 134 IOM ROOF TOP FLEXY Series 60 kW GAS BURNER CE CERTIFICATION OF CONFORMITY ...
Page 137: ...IOM ROOF TOP FLEXY Series Page 135 120 kW GAS BURNER CE CERTIFICATION OF CONFORMITY ...
Page 138: ...Page 136 IOM ROOF TOP FLEXY Series 180 kW GAS BURNER CE CERTIFICATION OF CONFORMITY ...
Page 139: ...IOM ROOF TOP FLEXY Series Page 137 INSULATION FIRE CLASS ...
Page 140: ...Page 138 IOM ROOF TOP FLEXY Series INSULATION FIRE CLASS ...
Page 141: ......