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38
5.3
Error messages
Display
Error 1
Cover open
Error message is displayed
until the water carrier / blank-
ing cover (PH15/PH15A,
PH27A and PH28/PH28A)
and/or the air intake grills
(PH28/PH28A only) is/are in-
serted correctly and locked.
Note:
Cause:
Action/Remedy: Correctly insert water carrier / blanking cover and flap down the handle (PH15/PH15A, PH27A
Error 2
Max Niveau
Error message is displayed
until reset.
Cause:
Action/Remedy: PH15/PH27/PH28: Remove the tank immediately. Check/clean filler neck, tank cap and level
Error 3
Filltime
Error message is displayed
until reset.
Note:
Cause:
Action/Remedy: open shut-off valve in the water supply line. Clean water filter. Check/replace inlet valve.
Error 4
No signal
Error message is alternating
with the standard operating
display.
Cause:
Action/Remedy: Replace the battery of the radio humidity sensor. Check/replace radio humidity sensor. Install
red LED
flashes
This message is not displayed on the PH27 .
Water carrier / blanking cover (PH15/PH15A, PH27A and PH28/PH28A) and/or the air intake
grills (PH28/PH28A only) not inserted and locked.
und PH28/PH28A) and/or correctly insert the air intake grills (PH28/PH28A only).
flashes
Maximum water level in the base tub exceeded. Safety switch has triggered.
PH15/PH27/PH28: water tank not tight (tank cap not tight and/or level regulating valve in the
tank cap blocked or defective).
PH15A/PH27A/PH28A: inlet valve defective.
regulating valve in tank cap (replace tank cap if necessary), then close tank cap correctly.
PH15A/PH27A/PH28A: check/replace inlet valve.
flashes
This message is displayed only on the PH15A, PH27A and PH28A
Shut-off valve in the water supply line closed. Internal water filter (near to the inlet valve)
blocked. Inlet valve defective.
flashes
The PH... does not receive any signal from the radio humidity sensor (option). Battery of the
radio humidity sensor soon empty or radio humidity sensor defective. Radio humidity sensor
installed outside the signal range of 25 m.
Note: As long as the unit does not receive any signal from the radio humidity sensor it
switches to the internal humidistat.
radio humidity sensor inside the signal range.
Buzzer
Error relay
–––
activated
buzzes loudly
activated
(can not be
switched off)
buzzes
activated
beeps briefly
activated
every 6 min-
utes
Resetting
Automatic resetting
as soon as the water
carrier / blanking cover
(PH15/PH15A, PH27A
aund PH28/PH28A) and/
or the air intake grills
(PH28/PH28A only) is/
are inserted correctly
and locked.
Switch unit off, then on
again.
Switch unit off, then on
again.
Automatic resetting
as soon as the unit re-
ceives a signal from the
radio humidity sensor.
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