hager HZI810 Mode D'emploi page 33

trouBleSHootIng guIDe
Problem Action to be performed
6
return to Check status of genset cool down timer (cdt).
priority
source
has been
achieved
but
source 2
(generator)
is still
running.
Check the status of the Gen-start contact (terminals 13 - 14):
- If in the SEtuP menu, GEN = NO (Normally Open) :
Contact 13 - 14 Closed = Start GENSEt
Contact 13 - 14 Open = Stop GENSEt
- If in the SEtuP menu, GEN = NC (Normally Closed):
Contact 13 - 14 Closed = Stop GENSEt
Contact 13 - 14 Open = Start GENSEt
7
on loaD Verify that the operating mode password (factory code 4000) has been entered
and oFF correctly to enable access to the test functions.
loaD tests
cannot be
started
using the
Check on the display that the selectable MAN input has not been activated
keypad.
(IN / Out menu).
8
Product Check that the configurable MAN input has not been activated (verify that the
MANu indicator is not displayed).
remains
oFF after
Check there is no external fault, Ft1 or Ft2, activated through a configured
loss of the
input ➡ "Fault" LED is on.
priority
With a multimeter, verify that voltage (>100 VAC) is present across terminals
source.
203 & 205 (emergency source connection).
Check the status of the Gen-start contact (terminals 13 - 14):
- If in the SEtuP menu, GEN = NO (Normally Open):
Contact 13 - 14 Closed = Start GENSEt
Contact 13 - 14 Open = Stop GENSEt
- If in the SEtuP menu, GEN = NC (Normally Closed):
Contact 13 - 14 Closed = Stop GENSEt
Contact 13 - 14 Open = Start GENSEt
64
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trouBleSHootIng guIDe
Expected results
the cool down timer
9
(2Ct) will begin when
transfer to position 1
(priority source) has
been achieved. (2Ct
time delay duration
can be between 0
and 60s).
the Generator
stops running
and "SOuRCE 2
availability" LED
goes OFF.
the "tESt ON
LOAD" or "TEST OFF
LOAD" LED is lit, in
accordance with the
selected mode.
the MANuAL
indicator is no longer
displayed.
the produit is on
("ON" LED is lit)
10
and "SOuRCE 2
availability" LED is lit.
11
12
Problem Action to be performed
transfer is not Verify that the controller and the transfer device have an available power
achieved after supply: controller: terminals 203 - 205 = >100 VAC (source 2).
loss of priority change over switch: terminals 101 - 102 = 230 VAC
source.
Check that the product is in automatic mode:
- Auto mode on the product must not be inhibited. Check that a
programmable input, if configured, has not been activated (verify that
the MANu indicator is not displayed).
- When utilising with an controller verify the handle has been removed
and that the selector is in the automatic position.)
Check the status of the "SOURCE 2 availability" LED. If this LED is not
on, refer to the appropriate section above ("SOURCE 2 availability" LED
is off) Item 4
Check the below settings in the tIMER menu:
- for time delay MFt (Main Failure timer) ➡ countdown when the product
is OFF
- for time delay dtt (delay transfer timer) ➡ source 2 must be available
for this duration before transfer is achieved.
If the switching device is a circuit breaker, set time delay parameters
OMR and OMF to a value other than zero (typically 2 sec.)
Motorised Check cabling for control commands.
transfer of
Verify the selected control logic mode log in the SEtuP menu (pulse,
switch does
contactor or circuit breaker).
not correspond
to control
Check rn1 and rn2 settings in the SEtuP menu.
commands
i, o, ii
Message In the SEtuP menu, check that the number of aCs selected
"Flt Pos" corresponds to the number of auxiliary contacts connected.
(position fault) If it does not, modify this setting accordingly. If the problem still exists,
modify the AC setting to 0.
is displayed.
If, after pressing the ENtER key (fault reset), the message FLt POS is
no longer displayed, the problem emanates from the auxiliary contact
circuit (auxiliary contact of transfer device or connection error).
Check the mechanical position of the transfer switch/breakers.
error message Failure cannot be solved - Product internal failure.
err xxxx is
displayed.
65
Expected results
Is on: "ON" LED is lit.
Automatic mode is
selected.
"SOuRCE 2
availability" LED
is on.
The "AUT" LED is
on. Message 2At
xxx is displayed
before transfer (xxx
accounts for the time
delay duration, which
can be between 0
and 60s)
the breaker will
pause in position
0, during transfer,
for the configured
duration.
transfer corresponds
to the control
commands.
Error message Flt
Pos is no longer
displayed
to be returned to
the factory Hager for
technical analysis.