INsTALLATIoN
settings
44
| LWZ 180 / LWZ 280 / LWZ 180 Enthalpie / LWZ 280 Enthalpie
www.stiebel-eltron.com
12. Settings
When you enter a four-digit code, additional actual values become
visible, which were hidden beforehand.
12.1 Parameter
Note
P6 , P7 , P8 , P9 : This parameter is displayed only if P5 = 0.
P10 , P11 , P12 , P13 : This parameter is displayed only if
P5 = 1.
P28: Delivered condition OFF
LWZ 180, LWZ 180 Enthalpie
LWZ 280, LWZ 280 Enthalpie
description
Code
unit
Min.
Max.
options
stand-
ard
Min.
Max.
options
stand-
ard
P1
Set room temperature
A0
°C
5
28
20
5
28
20
P2
Intensive ventilation runtime
A0
Min.
1
240
30
1
240
30
P3
Bypass mode
A0
0 | 1 | 2 | 3
2
0 | 1 | 2 | 3
2
P4
Reset filter
A0
0 | 1
-
0 | 1
-
P5
Fan operating mode
A1
0 | 1
0
0 | 1
0
P6
Flow rate, stage 0
A1
m³/h
40
175
60
40
175
60
P7
Flow rate, stage 1
A1
m³/h
60
200
110
60
300
140
P8
Flow rate, stage 2
A1
m³/h
60
250
160
60
350
200
P9
Flow rate, stage 3
A1
m³/h
60
250
210
60
350
260
P10 Constant pressure, stage 0
A1
Pa
40
160
40
40
160
40
P11 Constant pressure, stage 1
A1
Pa
40
160
50
40
160
50
P12 Constant pressure, stage 2
A1
Pa
40
160
70
40
160
70
P13 Constant pressure, stage 3
A1
Pa
40
160
100
40
160
100
P14 Supply air flow rate offset
A1
-100
100
0
-100
100
0
P15 Humidity protection interval
A1
h
1
24
1
1
24
1
P16 Start-up time for humidity measurement
A1
min
5
15
5
5
15
5
P17 Extract air humidity limit
A1
%
5
95
65
5
95
65
P18 Frost protection temperature
A1
°C
-10.0 10.0
-0.5
-10.0 10.0
-0.5
P19 Filter change interval
A1
d
1
365
90
1
365
90
P22 Enable preheater
A1
0 | 1
1
0 | 1
1
P23 Frost protection mode
A1
0 | 2
2
0 | 2
2
P24 Bypass enable temperature
A1
°C
5.0
15.0
10.0
5.0
15.0
10.0
P25 Bypass blocking temperature
A1
°C
5.0
15.0
8.0
5.0
15.0
8.0
P26 Bypass hysteresis
A1
K
0.0
5.0
2.0
0.0
5.0
2.0
P27 Temperature differential for enabling the bypass
A1
°C
0.0
5.0
2.0
0.0
5.0
2.0
P28 Enable fan
A0
On | OFF
On
On | OFF
On
P29 Appliance type
A1
1
2
P30 Temperature for enabling frost protection
A2
°C
-10.0 10.0
-3.0
-10.0 10.0
-3.0
P31 Enabling of humidity-dependent flow rate control A1
0 | 1
0
0 | 1
0
P32 Enable outdoor air condensate prevention
A2
0 | 1
0
0 | 1
0
P33 Temperature offset for condensate prevention
A2
K
-5,0
5,0
0,0
-5,0
5,0
0,0
P35 Bypass function cooling/heating
A2
1 | 2 | 3
1
1 | 2 | 3
1
P70 Delete fault list
A1
0 | 1
-
0 | 1
-
P80 Day
A0
1
7
1
7
P81 Time
A0
00:00 23:59
00:00 23:59
P82 Level of lighting
A0
2
10
10
2
10
10
P83 Mode of backlighting
A0
Auto | On | OFF
Auto
Auto | On | OFF
Auto
P84 Illumination duration
A0
s
10
500
60
10
500
60
P85
Lower standard display
A0
OFF | Time | Set room
temperature | Extract
air temperature | Ex-
tract air humidity
OFF | Time | Set room
temperature | Extract
air temperature | Ex-
tract air humidity
