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Set-up and Connections
53 to 120 USG (200 to 450 Liter) Tank Installation
Temperature sensor installation for solar operation
using 53 and 79 USG (200 and 300 L) tanks
The temperature sensor for solar operation is included in
the solar control unit package.
The brass elbow with sensor well is available as an
option and must be used when solar connection is
required.
Temperature sensor installation for solar operation
using 120 USG (450 L) tank
The temperature sensor for solar operation is included in
the solar control unit package.
The brass elbow with sensor well is available as an option
and must be used when solar connection is required.
10
Vitocell 300-V Installation Instructions
(continued)
1. For solar operation, install the sensor well into the
brass elbow and connect the assembly to the solar
return line.
2. Insert the temperature sensor until it bottoms out
inside the sensor well.
IMPORTANT
Never wrap insulating tape around the sensor. Do not
install solar tank sensor anywhere other than the brass
elbow with sensor well.
1. For solar operation, install the sensor well/brass elbow
and connect the assembly to the solar return line.
2. Insert the temperature sensor until it bottoms out
inside the sensor well.
IMPORTANT
Never wrap insulating tape around the sensor. Do not
install solar tank sensor anywhere other than the brass
elbow with sensor well.
3. Tighten screws to secure sensor (do not over tighten).
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