12
GRD 22, GRD 25 and GRD 31
Table of contents
1.
Scope of delivery .................................. 12
2.
Warning symbols used .......................... 12
3.
Product information ............................... 12
Product description ................................ 13
4.
Technical data ....................................... 13
Dimensions and weight .......................... 13
Maximum values for volumetric flows
and static pressure ................................. 13
5.
Environmental conditions and
operating limits ............................................ 13
6.
Essential safety instructions ................. 14
General safety instructions .................... 14
Intended use .......................................... 14
Predictable misuses ............................... 14
Safe and correct practices during
operation ................................................ 14
7.
Transport and storage ........................... 14
Transport ................................................ 14
8.
Installation preparation .......................... 14
Requirements at installation site ............ 14
Installation preparations ......................... 15
Installation tips ....................................... 15
9.
Assembly ............................................... 15
GRD unit ................................................ 15
Control unit ............................................. 16
Electrical connection .............................. 16
Start-up .................................................. 17
10.
SETUP (only for trained specialists) ..... 17
CPs menu .............................................. 17
CAs menu .............................................. 17
11.
Maintenance.......................................... 18
12.
Cleaning ................................................ 18
13.
Alarms/Fault rectification ....................... 19
14.
In the case of a repair ........................... 21
15.
Dismantling ........................................... 21
16.
Disposal ................................................ 21
17.
Wiring diagram .
Fehler! Textmarke nicht
definiert.
1. Scope of delivery
GRD.. Roof fan with control unit, pressure
connection, kit operating instructions.
2. Warning symbols used
Warning symbols
DANGER
Danger to life
Non-observance can lead to
death or serious bodily injuries.
CAUTION
Danger of injury
Non-observance can lead to
minor or more serious bodily
injuries.
NOTICE
Property damage
Non-observance can lead to
damage to property.
Other symbols
INFO symbol:
Text passages
marked with this symbol contain
important information and tips.
●
List symbol:
Here you will find
important information about the
corresponding subject.
Request for action symbol:
Here you are asked to take
action. Follow the instructions
given in the order stated.
3. Product information
Fig. A: GRD unit
28 Unit roof
29 Ring nut
30 Shutter
31 Housing
32 Nut
33 Pressure line with threaded connection
34 Terminal box
35 Lockable service switch
36 Motor
37 Motor mounting with bracket
38 Empty ducting
39 Impeller
40 Roof flashing
41 Pressure line
T Rating plate
Acknowledgements
© by Maico Elektroapparate-Fabrik GmbH.
This instruction is a translation of the German
original operating instructions. We are not
responsible for mistakes or printing errors and
retain the right to make technical modifications
without giving prior notice.
i
●
GB