Table of Contents
Advertisement
Temperature sensor PT1000
5.
Installation
You can find information on the construction
and the designation of the components in
the operating instructions of your fresh water
station.
WARNING
Danger to life due to electric current
Danger to life due to contact with live com-
ponents.
f Completely disconnect the product from
the power supply.
f Check that no voltage is present.
f Secure the product against switching
back on.
f Only install the product in dry indoor
areas.
CAUTION
Risk of scalding due to hot fluids
If the station has been in operation, there is
a risk of scalding due to the unintentional
discharge of hot water or water steam.
f Allow the system to cool down.
f Wear suitable protective clothing.
CAUTION
Risk of burns due to hot components
Any unprotected contact with hot compo-
nents may lead to burns.
f Allow the system to cool down.
f Wear safety gloves.
5.1
Tools required
• 24 mm spanner
• Spanner for screw with hexalobular socket
• Fine slot screwdriver
5.2
Preparation of the replacement
1. Completely disconnect the station from the power
supply.
2. Lift off the upper shell.
138116384-V01.04.2020
5.3
Replacement of the temperature
sensor for the storage cylinder
circuit
3
2
1
Illust. 2: Storage cylinder circuit
(1)
Isolating ball valve for storage cylinder circuit
supply
(2)
Fill and drain ball valve for storage cylinder
circuit supply
(3)
Temperature sensor for storage cylinder circuit
(4)
Fill and drain ball valve for storage cylinder
circuit return
(5)
Isolating ball valve for storage cylinder circuit
return
1. Close the isolating ball valve for storage cylinder
circuit supply (1).
2. Close the isolating ball valve for storage cylinder
circuit return (5).
3. Unscrew the caps of the fill and drain ball valves
for storage cylinder circuit supply (2) and storage
cylinder circuit return (4).
4. Connect a draining hose to the fill and drain ball
valve for storage cylinder circuit supply (2).
5. Open the fill and drain ball valve for storage cylinder
circuit supply (2) first and then the fill and drain ball
valve for storage cylinder circuit return (4) to drain
off the storage cylinder circuit.
6. Loosen the collar nut of the temperature sensor for
storage cylinder circuit (3).
7. Carefully pull the temperature sensor for storage
cylinder circuit (3) out of the fitting.
8. Let the defective sensor hang down in the electri-
cally connected state.
Replace the O-ring.
Installation
4
5
7
Advertisement
Table of Contents
