Lennox CLIMATIC series User Manual page 71

BMS
NV_Name DESCRIPTION
alarm, 2
bit.0 = (74) exhaust, inverter, communication bus
bit.1 = (93) exhaust, fan
bit.2 = (94) exhaust, inverter
bit.3 =
bit.4 = (59) recovery, outlet temperature, probe
bit.5 = (56) recovery, air fl ow, sensor
bit.6 = (51) recovery, motor
bit.7 = (52) recovery, wheel
nvo_Error_Bits_1
bit.8 =
bit.9 = (13) hot water, risk of frosting
bit.10 = (41) pump 1, electrical
bit.11 = (11) electrical heaters, overheating
bit.12 = (12) fresh air, electrical heater, overheating
bit.13 = (14) gas burner 1
bit.14 = (15) gas burner 2
bit.15 = (16) gas burner, overheating
alarm, 3
bit.0 = (141) circuit 1, high pressure, sensor
bit.1 = (142) circuit 1, low presure, sensor
bit.2 = (143) circuit 1, liquid temperature, probe
bit.3 = (144) circuit 1, suction temperature, probe
bit.4 = (114) circuit 1, compressor, electrical
bit.5 = (115) circuit 1, high pressure cut off
bit.6 = (116) circuit 1, reversing valve, blocked
bit.7 = (117) circuit 1, low pressure cut off
nvo_Error_Bits_2
bit.8 = (118) circuit 1, risk of frosting
bit.9 = (132) circuit 1, expansion valve, motor
bit.10 = (75) circuit 1, condenser fan, inverter, communication bus
bit.11 = (102) circuit 1, condenser fan
bit.12 = (103) circuit 1, condenser fan, inverter
bit.13 = (86) water condenser, inlet, probe
bit.14 = (87) water condenser, outlet, probe
bit.15 = (101) evd, communication bus
alarm, 4
bit.0 = (241) circuit 2, high pressure, sensor
bit.1 = (242) circuit 2, low presure, sensor
bit.2 = (243) circuit 2, liquid temperature, probe
bit.3 = (244) circuit 2, suction temperature, probe
bit.4 = (214) circuit 2, compressor, electrical
bit.5 = (215) circuit 2, high pressure cut off
bit.6 = (216) circuit 2, reversing valve, blocked
bit.7 = (217) circuit 2, low pressure cut off
nvo_Error_Bits_3
bit.8 = (218) circuit 2, risk of frosting
bit.9 = (232) circuit 2, expansion valve, motor
bit.10 = (76) circuit 2, condenser fan, inverter, communication bus
bit.11 = (202) circuit 2, condenser fan
bit.12 = (203) circuit 2, condenser fan, inverter
bit.13 = (2) water condenser, fl ow switch cut off
bit.14 = (25) water condenser temperature, too low
bit.15 = (26) water condenser temperature, too high
CLIMATIC RT_UNITARY-IOM-1508-E
MIN FACT. MAX
0 ~ 65536
0 ~ 65536
0 ~ 65536
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