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SAFEDOCK®

Safegate Group
Manual Date: 6 February 2015
Chapter: 4 MAINTENANCE Version: 2.7
Page 21 of 52
PD
– OP messages, symptom
Possible cause Action to rectify
ERROR - WALKTEST REQUIRED
A walk-test is required by the system. The configuration for
the stand has been
modified since the last
walk-test procedure
was performed. Perform a walk-test
procedure to verify the
current configuration at
the stand.
FAIL- Pri Surge FAIL
The build in monitoring function over the surge
arrestors on the primary side is indicating a fail.
Note : This FAIL does not impede the
operational capacity of the VDGS, it simply
makes the operator aware of the status and that
it is highly recommended to take a look into the
arrestors by the maintenance team.
The arrestor is
consumed due to a
voltage peak from the
source of incoming
power. Check on the arrestors
and change the plug in
module when
consumed
FAIL- Sec Surge FAIL
The build in monitoring function over the surge
arrestors on the secondary side is indicating a
fail.
Note : This FAIL does not impede the
operational capacity of the VDGS, it simply
makes the operator aware of the status and that
it is highly recommended to take a look into the
arrestors by the maintenance team.
The arrestor is
consumed due to a
voltage peak. Check on the arrestors
and change the plug in
module when
consumed
FAIL- Display Vent FAIL (T1 only)
The build in monitoring function over the display
ventilation fan(s) is indicating a fail.
Note : This FAIL does not impede the
operational capacity of the VDGS, it simply
makes the operator aware of the status and that
it is highly recommended to take a look into the
display fan assembly by the maintenance team.
The fan(s) does not
operate when it it is
supposed to. Check the functionality
of the fan in relation to
the temperature. Note:
The switching point of
an active fan is default
set to 40 degrees but
subject to individual
adjustments.