Pfannenberg PWI Serie Betriebsanleitung Seite 46

GB
Switch cabinet assembly of PWI air/ water heat exchanger (Installation)
Item Designation
1 Catch spring
3 PWI- air/ water heat exchanger
4 B Housing - cut-out
6 Fastening spring (bottom)
Switch cabinet assembly
Requirements
Cut-out has been created and seals applied, see
-
- Air/water heat exchanger has been de-energized.
Required tools and material
- Assembly tool, fastening springs (2/5/6) (Accessory pack)
Procedure
▪ Fit the unit (3) in the cut-out from outside; see the figure PWI air/water heat exchanger assembly.
▪ Push the unit (3) through into the switch cabinet (7) until the unit seal is applied.
▪ The catch spring (1) on the top side of the unit audibly engages. The air/water heat exchanger (3) is now
secured from falling out.
▪ Engage the fastening springs (2/5/6) on the inside of the switch cabinet (7).
 Press the fastening springs in with your hand so that the retaining bracket engages in the housing cutout (4 A).
 Use the fastening springs in the rear housing cut-outs (4B) for switch cabinets with reinforcement frame.
▪ Mount the unit (3) so that the emergency condensate drain is located at the bottom of the unit.
 Air/ water heat exchanger is attached to the switch cabinet.
Operating manual PWS and PWI 6502 086100052b © Pfannenberg GmbH
1
2
3
5
4 A
4 B
6
7
7
Cut-out 10 - PWI air/water heat exchanger assembly
4 A
4 B
Item Designation
2 Fastening spring (top)
4 A Housing - cut-out
5 Fastening springs (middle)
7 Switch cabinet wall / switch cabinet door
Attaching cut-out for PWI air/water heat exchangers.
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