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Adjusting The Flow; Troubleshooting - Bosch TRONIC 3000C Pro US3 Installation Manual And Operating Instructions

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▶ Check that the power is switched on at the circuit breaker
▶ Turn on the hot tap FULLY.
If you do not turn the tap full on, you will find that the
temperature of the water may vary. The hot water
temperature can then be set by adjusting the flow.
If the unit has been used recently:
▶ run the water through for a few seconds to let the
temperature settle down.
If the unit has been used recently, You may initially get a
short burst of very hot water from the unit.
If a second tap connected to the unit is also turned on, the hot
water will be shared between the two, therefore the flow and/
or the temperature of the water will decrease.

Adjusting the flow

Checking for leaks
▶ Ensure the service valves are open and check that no pipe
joints leak.
▶ Turn on the hot tap fully at the sink.
▶ Adjust the outlet service valve until the water comes out of
the tap at the required temperature, (increase flow for
cooler, decrease for hotter). Refer to Table 4 , page 7
for expected temperature rise at given flow rates.
▶ Check that the unit works correctly when the sink tap is
closed and then opened again; if not adjust the service
valve slightly.
▶ The inlet service valve should not be used to regulate
When using the hot water at a fixture, open
tap fully. To regulate hot water temperature,
adjust water flow accordingly as directed in
Section 5.2.
If the unit is servicing a single lever faucet
you may need to restrict the cold water
supply to the faucet to balance water
pressure and improve performance.
▶ Before leaving the site, the installer
should demonstrate the unit to the user
and give him/her this guide.
TRONIC 3000C Pro


WARNING: Always switch off the electricity
supply to the unit before you remove the
If the problem persists:
The person who initially installed the unit is probably the best
one to contact for help. You can also call Bosch
Thermotechnology Corporation at 603-552-1100 or visit Please have this guide with you when
you call.
Troubleshooting | 13
6 720 647 005 (2014/04)


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