Water Installation; Installation; Standard Installation - STIEBEL ELTRON PEO 18 Operation And Installation

INSTALLATION

Installation
9.2

Water installation

- No safety valve is required.
- Safety valves are not permissible in the DHW pipe.
f Flush the water line thoroughly. f
f Ensure that the flow rate for switching on the appliance is f
achieved (see chapter "Specification / Data table", On). If the
flow rate is not achieved, remove the flow limiter (see chapter
"Installation / Removing the flow limiter").
f Increase the mains water pressure if the required flow rate is f
not achieved with the draw-off valve fully opened.
Taps/valves
Use appropriate pressure taps. Open vented taps are not permitted.
Note
Never use the shut-off valve in the cold water inlet to
reduce the flow rate. It is intended for shutting off the
appliance.
Permissible water line materials
- Cold water supply line:
Galvanised steel pipe, stainless steel pipe, copper pipe or
plastic pipe
- DHW outlet line:
Pipes made from stainless steel, copper or plastic
Material losses
!
If plastic pipework systems are used, take into account the
maximum inlet temperature and the maximum pressure
(see chapter "Specification / Data table").
Flexible water connection lines
f If the appliance is installed with flexible water connection f
lines, ensure that the pipe bends with bayonet fittings do not
become twisted inside the appliance.
f Secure the back panel at the bottom with two additional f
screws.
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10. Installation

10.1 Standard installation

- Electrical connection from above; installation on unfinished
walls
- Water connection on unfinished walls
- PEO 18/21/24: medium connected load is preset
For further installation options, see chapter "Alternative installation
methods":
- Electrical connection from below on unfinished walls
- Electrical connection on finished walls
- Connecting a load shedding relay
- Water installation on finished walls
- Water connection on unfinished walls for appliance
replacement
- Operation with preheated water
- Temperature limit
Opening the appliance
f Open the appliance by releasing the snap lock. f
f Remove the back panel by pressing the two locking hooks and f
pulling the base part of the back panel forwards.
PEO 18/21/24 | PEO 27| 7