Operating Instructions and Installation Instructions

VARINO GRANDE 350 - 600
We reserve the right to make changes to dimensions and construction 30 Edition 10.07.2015
© Copyright YGNIS AG CH-Ruswil
Annex 1: Error codes
Error code Meaning
00 Ionisation error (igniter may be wet)
01 Short circuit 24 V circuit
02 No flame when igniting (repeated false starts)
03 Internal defect
04 Permanent locking after power failure with previous defect
05 Internal defect
06 Internal defect
07 Internal defect
08 Air pressure monitor does not close
11 Internal defect
12 STB (safety temperature limit device) has released
13 Internal defect
14 Internal defect
15 Internal defect
16 Internal defect
17 Internal defect
18 Boiler temperature too high
19 Return flow temperature too high
28 Combustion air fan of the boiler does not rotate
29 Combustion air fan does not cut off
31 Boiler sensor short-circuit
32 Return flow sensor short-circuit
36 Boiler sensor interruption
37 Return flow sensor interruption
41 Internal defect
42 Internal defect
44 Internal defect
45 Defect calibration of the oxygen sensor (poss. water on sensor)
47 O
2
sensor feed level was defective during calibration
49 O
2
sensor error (sensor signal asymmetrical, poss. EMC)
50 O
2
sensor error (no measurement cycle)
51 O
2
sensor error (measurement difference t1/t2, poss. EMC)
58 No calibration possible- (gas valve possibly not leak-tight)
61 Air pressure monitor does not open
65 Combustion air fan desired speed is not reached
70 Error potentiometer on the burner (operating range too large)
71 Short-circuit potentiometer on the burner
72 Interruption potentiometer on the burner
73 Constant value of the potentiometer on the burner
(burner possibly blocked)
78 Too large deviation of the oxygen level in the waste gas from the desired value
(burner possibly dirty)
79 O
2
sensor feed level was greater than the limits
80 O
2
sensor feed level was insufficient