Message
Possible cause
Remedy
0070 W
Refrigeration dryer T ↑
Refrigeration dryer:
Compressed air temperature too high.
Keep operating conditions
within specified limits.
Clean the refrigerant con‐
denser.
Clean the cooler.
Install an exhaust fan.
0071 W
Oil level ↓
Cooling oil level too low.
Replenish the cooling oil.
0072 W
RD condensate drain
Refrigeration dryer:
Condensate drain faulty.
Check the condensate drain.
0073 W
External message 1
1)
0074 W
External message 2
1)
0075 W
External message 3
1)
0076 W
External message 4
1)
0077 W
External message 5
1)
0078 W
External message 6
1)
0081 W
AnMod_p_1
1)
0082 W
AnMod_p_2
1)
0083 W
AnMod_T_1
1)
0084 W
AnMod_T_2
1)
0085 W
AnMod_I_1
1)
0086 W
AnMod_I_2
1)
0087 W
AnMod_p_3
1)
0088 W
AnMod_p_4
1)
0089 W
AnMod_T_3
1)
0090 W
AnMod_T_4
1)
0092 W
T-Switch inlet
temperature
1)
10 Fault Recognition and Rectification
10.3 Interpreting warning messages
No.: 9_9450 12 E
User Manual Controller
SIGMA CONTROL 2 SCREW FLUID ≥5.0.X
211