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9. ERROR CODES
Error code messages
Modbus
register 100
0
No mistake
10
Outdoor sensor fault
20
Boiler flow sensor 1 fault
25
Fuel temperature sensor fault
26
Common temperature sensor fault
28
Smoke sensor fault
30
Circuit 1 temperature sensor fault
31
Circuit 1 cooling temperature sensor fault
32
Circuit 2 temperature sensor fault
33
Flow sensor HP
35
Source inlet sensor B91
36
Hot-gas sensor 1
37
Hot-gas sensor 2
38
Primary controller temperature probe fault
39
Evaporator sensor
40
Boiler return sensor 1 fault
44
Return sensor HP
45
Source outlet sensor
46
Cascade return temperature probe fault
47
Common return temperature probe fault
50
DHW sensor 1, B3 fault
52
DHW sensor 2 fault, B31
54
DHW circulation temperature sensor fault
57
DHW temperature sensor fault looping
60
Room sensor 1 fault
65
Room sensor 2 fault
68
Room sensor 3 fault
70
Storage tank 1 temperature sensor fault (high)
71
Storage tank 2 temperature sensor fault (low)
72
Storage tank temperature sensor 3 fault (middle)
73
Collector temperature probe 1 fault
74
Collector temperature sensor 2 fault
76
Special sensor 1
78
Water pressure sensor fault
81
Short circuit fault on the LPB BUS
82
Identical addresses on the LPB bus
83
Short circuit fault on the BSB BUS
84
Identical addresses on the BSB bus
85
Radio communication fault on the BSB bus
91
EEPROM memory loss
98
Extension module error 1
99
Extension module error 2
100
Two master clocks
102
Clock fault
103
Communication error.
105
Maintenance message
106
Source temp too low
107
Hot-gas compressor 1
109
Temperature supervision Boiler flow
110
Temperature fault
111
Safety thermostat cut-out
15.12.2022
Description
NAVIPASS Modbus - Accessory
Manual reset
(yes / no)
no
no
yes
yes
no
no
no
no
no
no
no
no
no
no
no
no
no
no
no
no
no
no
no
no
no
no
no
no
no
no
no
no
no
yes
no
no
no
no
no
yes
no
no
no
no
no
no
no
no
no
no
no
95 / 202
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