Proline Kryomats
102 Maintenance YAUE0007 / 2/26/2009
9.3.7 Remedying faults
Before you contact the LAUDA Service Temperature Equipment (Ì 9.4), check whether the problem
can be remedied with the following instructions:
Fault Possible remedy
Device does not cool or only very slowly. 1. The module "Smart Cool" is set to "off" Æ Switch
on "Smart Cool" module Ì 8.2.
2. Dirty condenser Æ Clea
n condenser Ì 9.3.4.
3. Temperatu
re limit Til too high Æ Reduce
temperature limit Til Ì 7.6.2.
Device does not heat up or only very slowly. Temperature limit Tih too low Æ Increase temperature
limit Tih Ì 7.6.2..
The compressors are running although there
is no necessity of cooling.
Regular device function (protectiv function).
Master: Alarm message rDLMO
Command: Overtemperature protection.
Ì 7.12.1.
Wait until the outflow temp
erature ha
s cooled below
the overtemperature cut-off point or set the cut-off
point higher than the outflow temperature.
Master: Warning message VW@pl
0/3
Command: Level very low
(Imminent low level in the bath vessel).
Master: Alarm message
KDTDK
Command: Low level.
(Low level in the bath vessel)
Ì 7.12.2.
1.
Check ho
ses, connections and load for whether a
leaky location is present. Æ As applicable, rectify
the leakage and top up the missing heat carrier
liquid Ì 6.2 and 6.3.
2.
Check the Proline Kryomat
for whether a leaky
location is present. Æ If necessary, contact
LAUDA Service Constant Temperature
Equipment Ì 9.4.
3.
The liquid may drop due to
cooling or degassing.
Æ If necessary, top up the missing heat transfer
liquid Ì 6.2 and 6.3.
Master: Warning message VW@pl
0/2
Command: Level too high
(Imminent excessive level in the bath
vessel).
Master: Alarm message
@K 5
Command: Level too high
(Excessive level in the expansion vessel)
Ì 7.12.4.
1.
Volume expansion of the heat tran
sfer liquid
during heating up.
2. Moisture absorption in the heat transfer liquid.
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