Varifan SVIM-1LE, Руководство пользователя

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Page 32
SVIM-1
LE
TROUBLESHOOTING
SYMPTOMS CAUSES and SOLUTIONS
Display is blank
−
Verify that the line voltage selector switch is
properly set.
−
Check if fuse F3 is blown.
−
Verify that the 10 pin flat cable between the
main board and the faceplate board is
connected.
Open or close
lights go ON but
motor isn’t working −
The actuator is at its end (open or closed).
−
Fuse F1 is blown. Replace with fuse of the
same type.
−
The actuator’s motor thermal protection is
OPEN.
−
Possible wiring problem.
−
The actuator is defective.
−
The SVIM-1LE has never been calibrated.
The air inlet does
not go to the same
position as
indicated by the
LED
−
The actuator’s motor is connected
backwards, exchange the OPEN and
CLOSE wires of the right hand side (refer to
figure 2).
Err1 on display
−
The curtain is jammed.
−
SVIM-1LE’s calibration is lost.
−
Fuse F1 is blown.
−
Possible wiring problem.
−
The actuator’s motor thermal protection is
OPEN.
Err2 on display
−
Potentiometer is hooked up backwards or
OPEN and CLOSE wires are inverted.
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