EN
CoolMatic
Troubleshooting
53
12
Troubleshooting
The significance of the red LED (fig.
5
2, page 5, fig.
6
2, page 5)
For operational faults it illuminates several times. The number of pulses
depends on the type of fault.
Each flash lasts for one quarter of a second. After the series of impulses a
pause follows. The sequence for the fault is repeated every four seconds.
Number of
flashes
Fault
Possible cause
1
Line Voltage
The supply voltage is outside of the set range.
2
Excessive fan current
The fan load on the electronics unit is more
than 1 A.
3
The motor doesn't start
The rotor is jammed.
The pressure difference in the cooling system
is too high (> 5 bar).
4
Speed too low
If the cooling system is overloaded, the mini-
mum speed of the motor of 1,850 rpm cannot
be maintained.
5
Overheating of the elec-
tronics unit
If the cooling system is loaded too heavily or
the temperature is set too high, the electronics
can overheat.
Constantly
NTC errors
NTC is defective.
Summary of Contents for CoolMatic CRX50
Page 3: ...CoolMatic 3 CRX 50 1 2 3 5 4 6 7 1 1 2 3 5 4 6 7 CRX 65 2...
Page 4: ...CoolMatic 4 1 2 3 5 4 6 7 CRX 80 3 4 1 2 3 5 4 6 7 CRX 110...
Page 5: ...CoolMatic 5 1 2 3 4 6 5 7 8 5 CRX50 CRX65 CRX80 6 CRX110 1 2 3 4 6 5 8 7...
Page 6: ...CoolMatic 6 1 4 3 2 ca 50 mm 7 2 1 8...
Page 7: ...CoolMatic 7 1 2 9 0...
Page 8: ...CoolMatic 8 a b mm l m 12 V 24 V 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 0 2 6 10 14 c...
Page 9: ...CoolMatic 9 1 rt sw d 12 V 24 V 10 A 2 1 rt sw rt sw sw 100 240 V e 1 Vent Lock f...
Page 10: ...CoolMatic 10 380 534 500 CRX 0050 g CRX 0065 448 525 545 h CRX 0080 475 640 528 i...
Page 11: ...CoolMatic 11 CRX 0110 520 745 558 j...
Page 265: ...RU CoolMatic 265 1 D A I 1 5 3 5 1 3...
Page 266: ...RU CoolMatic 266 2 2 1 D 8...
Page 267: ...RU CoolMatic 267 8 A...
Page 268: ...RU CoolMatic 268 2 2 D A...
Page 269: ...RU CoolMatic 269 3 4 5 1 1 MPS35 100 240 w 12 g 24 g...
Page 271: ...RU CoolMatic 271 6 1 CRX50 1 3 CRX65 2 3 CRX80 3 4 CRX110 4 4 1 CRX50 CRX65 CRX80 2 3 4 5 6 7...
Page 272: ...RU CoolMatic 272 6 2 7 7 1 D 5 5 6 5 1 2 3 4 5 6 7 CRX50 CRX65 CRX80 CRX110 8 1 4...
Page 273: ...RU CoolMatic 273 A 7 2 7 6 7 6 8 1 6 10 8 2 6 30 7 6 16 C 43 C 1 2 3 4...
Page 274: ...RU CoolMatic 274 282 9 2 7 9 1 7 9 2 7 7 3 a 8 b 8 7 4 A 12 24...
Page 275: ...RU CoolMatic 275 c 8 c 8 A 15 A 12 7 5 A 24 d 1 9 d rt 9 d sw 9 12 24 10 4 22 8 11 7 24 2 l...
Page 276: ...RU CoolMatic 276 D 100 240 w MPS35 MPS35 100 240 w 100 240 w e 9 e 2 9 e 1 9...
Page 277: ...RU CoolMatic 277 8 I 8 1 5 283...
Page 278: ...RU CoolMatic 278 8 2 A I 8 1 4 4 1...
Page 279: ...RU CoolMatic 279 I CRX50 CRX65 CRX80 A 3 3 16 20 C 2...
Page 280: ...RU CoolMatic 280 CRX110 16 C 3 3 A I...
Page 281: ...RU CoolMatic 281 8 1 6 10 8 2 6 A...
Page 282: ...RU CoolMatic 282 8 3 A f 1 9 Lock Vent 8 4 283 f 1 9 Vent...
Page 283: ...RU CoolMatic 283 9 A 10 11...
Page 284: ...RU CoolMatic 284 M 12 5 2 5 6 2 5 1 2 1 A 3 5 4 1850 1 5 NTC NTC...
Page 285: ...RU CoolMatic 285 U 0 U U U U c 8 U U U U U...
Page 286: ...RU CoolMatic 286...
Page 287: ...RU CoolMatic 287...