3
1
Introduction
4
1.1 To the very beginning
4
1.2 Notes on the operating instructions
4
2
For your safety
6
3
Product Overview
8
3.1 Unit versions
8
3.2 Unit construction
8
3.3 Operating panel
9
3.4 Identification of the unit
1
0
3.5 Functional description/Operating modes
10
3.6 Options
11
3.7 Accessories
12
3.8 Standard delivery
12
4
Commissioning
13
4.1 Unpacking the unit and checking the
scope of delivery
1
3
4.2 Transporting/storing the unit
13
4.3 Choose location
14
4.4 Connecting the water supply (PH28A only)
15
4.5 Putting the unit into operation
16
5
Operation
17
5.1 Filling the water tank (PH28 only)
17
5.2 Switching the unit on and off
1
8
5.3 Menu overview
19
5.4 Unit settings (normal operating mode)
20
5.4.1 Setting the desired humidity value
20
5.4.2 Setting the fan step
2
1
5.4.3 Selecting the operating mode
22
5.4.4 Switching the buzzer on and off
2
2
5.4.5 Calling timer level
23
5.5 Program operation
24
5.5.1 Calling the timer level
24
5.5.2 Activating/Deactivating the program mode
25
5.4.3 Setting the current time
25
5.5.4 Setting the starting points and the
operating programs
26
5.6 Locking/unlocking the keyboard
27
6
Maintenance
28
6.1 Maintenance intervals
28
6.2 Maintenance work
29
6.2.1 Disassembling the unit
29
6.2.2 Cleaning work
30
6.3 Notes on cleaning agent
32
6.4 Reassembly of the unit
3
3
6.5 Resetting the filter changing message
3
4
6.6 Repair work
34
7
Fault elimination
36
7.1 Event messages
36
7.2 Warning messages
36
7.3 Error messages
37
7.4 What, if...?
3
8
7.5 Notes on fault elimination
3
9
8
Taking out of service/Disposal
40
8.1 Taking out of service
4
0
8.2 Disposal/Recycling
40
9
Unit specifications
4
1
10
Appendix
42
10.1 Wiring diagram
42
10.2 Spare parts list PH28
43
10.3 Spare parts list PH28A
45
Contents
