Jura Impressa TB-96 Instruction Manual

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Installing thermoblock S-series
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In this guide, the removal and installation of the Thermo Block 96 is described
in a Jura S9. Similar models with fewer features may have different wiring and
hose routing. It is advised the wiring and hose connections are clearly
marked/tagged and pictures taken to not lose the right connections and
positions.
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Lansdale, PA 19446
Phone: [phone] Fax: [phone]
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Repair of Jura machines is not simple or be taken lightly. Anyone using
this repair guide must be experienced in electrical repairs and be familiar
with automatic functions of the machine. Inexperienced persons accept
the risk of their work & errors causing damage to the machine &/or
personal injury.
Unplug the machine, before starting any work. Remove the water tank &
empty the beans container. Place the machine on a wooden or otherwise
insulated top sheet/cover. Operate only in well lighted place. When
separating two components or wires, mark the positions, tag the
separated parts/wires and make notes or take photographs after every
three or four steps. Services Unlimited, Inc./ Parts Guru, its staff or
affiliates do not accept responsibility for loss, damage or injury of any
king and value.
The machine and the instructions to repair are protected by
copy right laws. Information is not for publishing or
distribution in any medium with written permission from the
author.
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Disassembling
.
Most illustration are easy to follow
Do not rely on written text
alone. Match the text with the picture. Understand the progress of
work with every step.
.
Next step: Remove the two Torx (T10) orPhilip screws, shown above
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Pull the side panel slight away at the bottom and lift up to
unhook the top two tabs.
.
Next losen the screw to free the TB96 cage
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Take a good look at the position of parts, hoses and wiring. The pump,
diaphragm regulator, Power board, Thermo block, steam boiler above
Disconnect the blue wire from the solenoid valve coil.
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.
Then remove the ground wire
...
and then disconnect the next wire as shown.
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.
Next disconnect the double white, then green & orange wire as shown
Disconnect Green ground wires from TB metal housing as shown.
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Press the catches and loosen the wires as shown with arrows.
Disconnect the hose from (legris) push connect fitting from the
solenoid inlet. Push the ring on the fitting as you pull the hose
free.
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Remove the hairpin clip on the diaphragm regulator as shown
by the arrow and pull up the hose free.
Push the pump to the right and turn it towards you to disconnect the
wire from the pump as shown by arrows.Disconnect the wire on the
pump.
Seite 9
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Remove the wire that connects to the TB c
.asing (blue arrow) and
leave the other wires at their connections.
Disconnect the hose from the Ceramic valve connecting at the
(Legris) fitting on TB as shown. Push the ring on fitting as you pull
the hose.
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.
Free the hose from the plastic tie
See arrow and the inset.
Back here push the sheet metal tab away. See also inset screen detail.
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Use a large screwdriver (here redrawn for clarity), the sheet inwards
.
At this point push the plate spring.
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Now, the cage-free and can be pulled out.
.
Carefully pull the assembly out from the unit.
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Now disconnect the blue connector of TB96 (see arrow)
Diconnect the hose from the drain valve to the TB. Push the small
ring on the fitting as you pull the hose.
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...
Remove the hex head bolt as shown.
...
and remove the nut from this side of the plate.
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D ..
Remove this screw as shown.
...
Pull plates apart and thus keep space open
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... .
now the Thermo block is free to be pulled out
Next loosen the spring to remove temperature sensor.
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Lift the spring with a flat screw driver to pull the temperature
sensor free.
.
Now disconnect the black wire as shown
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.
Finally remove the four nuts
Re-assembly
.
Connect the black wire to the new Thermo block
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Lock the thermal sensor back in the fastening clamp spring
Tighten the clamp screw making sure that the sensing round
section on the wire inside silicone sleeve is under the clamp.
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