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Building Technologies User Manual OCI600 74 319 0002 0 c
HVAC Products Operating elements of the central communication unit 15.07.2005
Display Meaning
124 Boiler temperature not reached
125 Maximum boiler temperature exceeded
126 DHW charging temperature not reached
127 Legionella temperature not reached
128 Loss of flame in operation
129 Wrong air supply
130 Flue gas temperature limit exceeded
131 Burner error
132 Gas pressure switch safety shutdown
133 Safety time for establishment of flame exceeded
134 Common error heat pump
135 Brine circuit, error
136 Refrigeration circuit heat pump pressure, error
137 Operation checkback signal heat pump missing
138 Control sensor heat pump missing
140-149 Configuration errors
140 LPB, address invalid
141 LPB, configuration not consistent
142 Partner unit on LPB missing
145 PPS device, wrong type
146 Sensor / actuator configuration error
147 No BMU connected
148 Incompatibility LPB interface / basic unit
149 Freely programmable function, configuration er-
ror
150-199 Various device-specific errors
150 General BMU error
151 Internal BMU error
152 Parameter setting error
153 Device has locked out
154 Plausibility criterion violated
155 Remote reset locked
160-179 External components
160 Fan speed threshold not reached
161 Maximum fan speed exceeded
162 Refer to User Manual of thedevice causing the
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