3
7
Fault elimination
Display
Description
Radio hygro. K1
Install.? ESC/E
Cause:
If a new battery is inserted into the radio humidistat (option)
and the radio channel of the humidistat does not correspond to
the active channel of the Defensor PH27/PH27A a beep sounds
briefly (if the buzzer is activated) and a new radio channel (e.g.
K1) will be proposed.
Action:
Press the
<Enter>
key if you want to confirm the suggested
channel. The Defensor PH27/PH27A switches to the new chan-
nel and returns to the standard operating display.
Press the
<ESC>
key if you want to reject the suggested
channel. The Defensor PH27/PH27A returns to the standard
operating display and uses the old signal source.
Radio hygro. K1
Test
Cause:
If a new battery is inserted into the radio humidistat (option)
and the radio channel of the humidistat does correspond to the
active channel of the Defensor PH27/PH27A a beep sounds
briefly (if the buzzer is activated) and the unit confirms the cor-
rect channel.
Action:
To reset the message and to return to the standard operating
display press the
<Enter>
or the
<ESC>
key.
7.1
Event messages
7.2
Warning messages
Display
red LED
Buzzer
Error relay
Resetting
Warning 6
Filter change
Warning message is alter-
nating with the standard
operating display.
lights
–––
activated
see chapter ..
Cause:
Maximum lifetime of the filter set expired.
Action/Remedy: Replace filter set (see chapter “Maintenance”), then reset warning message.
Warning 7
No water
Warning message is dis-
played until the water level in
the base tub is ok. again.
lights
–––
activated
Automatic resetting as
soon as the water level
in the base tub is at normal
level again.
Note:
This message is displayed only on the Defensor PH27
Cause:
The water level in the base tub is too low, level switch has triggered.
Action/Remedy: Check/refill water tank.
Warning 8
Battery radio
Warning message is alter-
nating with the standard
operating display.
lights
beeps briefly
every 30 min-
utes
activated
Automatic resetting af-
ter replacement of the
battery.
Cause:
Battery in radio humidistat (option) is empty.
Action/Remedy: Replace battery of the radio humidistat (see separate instructions of radio humidistat).
Summary of Contents for PH27
Page 1: ...Operating instructions Adiabatic Humidifiers 2533417 EN 0807 Defensor PH27 PH27A...
Page 2: ......
Page 46: ...Notes...