Herz firematic CONDENSATION 30, Operating Instructions Manual

Page: 70 / 92

10 Fault reports and their corrections
70
No. Fault report Cause of fault Fault correction
073 LAMBDA CALIBRATION
Lambda probe calibration outside
the limit range or error during
lambda calibration clean lambda probe
✆
- contracting party
074 AIR FLOW SENSOR
Cable break; Air flow sensor does
not provide a signal
check sensor
075 air flow
The set air flow setpoint value could
not be reached
Check or clean the heat exchanger /
flue gas pipe
Check lifting unit
✆
- contracting party
076 Fuel
*Pre-filling / Ignition insert can not
be performed because no fuel
Notification FIRE OUT occurs for
the second time within 2 hours
*during operation intermediate
hopper is not full despite power
reduction Check fuel level
Check burning parameters, adjust
as adapt
Clean intermediate hopper level
sensor
077 Additional input
Digital input responds to additional
input check the unit connected to the
input
078 NIVEAU LEVEL
Active intermediate hopper level
sensor; low fuel level at
intermediate hopper
Check fuel level
Check discharge system (motor,
screw, springs)
080 MP ROOM DISCHARGE
Digital input motor protection room
discharge has responded
motor protection acknowledge
Check discharge system (motor,
screw, springs)
Remove debris
081 SPEED ID-FAN
Speed outside the limits for more
than 10 seconds
Check connection rotation speed
sensor
Check ID-fan
✆
✆
- contracting party
082 GRATE CLEANING 1
Grate cleaning failure; motor
damaged; grate linkage damaged or
loosened; misaligned grate sensor
Check grate cleaning motor
Check grate linkage
Check grate cleaning end switch
✆
- contracting party
083 GRATE CLEANING 2
Failure grate cleaning; impossible to
close grate; grate got stuck; grate
linkage damaged or loosened
Remove debris
Check grate cleaning motor
Check grate linkage
Check grate cleaning end switch
✆
- contracting party
084 GRATE CLEANING 3
Grate was opened during the
combustion
Check grate cleaning motor
Check grate linkage
Check grate cleaning end switch
085 SUCTION MODE
maximum suction cycles exceeded
(with suction discharge)
maximum suction time exceeded
(with internal suction hopper)
Adjust suction cycles
Check discharge system (motor,
screw)
Check fuel quality
086 SUCTION VALVE Vacuum flap could not be opened
Check vacutrans damper
Check end switch vacutrans damper
087 ASH CONTAINER Ash container door is opened
Connect ash container
Close ash container door