Safety; Safety Instructions; Repair Instructions - Bosch TCA640 Series Repair Instruction

1

SAFETY

1.1

Safety instructions

Danger!
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Repairs may be carried out by a qualified electrician only!
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The user may be put at considerable risk and injured by
improper repairs!
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Electric shock may occur if live components are touched
inside the appliance!
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Do not touch components in the appliance. Even the modules
can be live!
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Before commencing
appliance from the power supply!
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If tests have to be conducted while the appliance is live,
ALWAYS use a residual-current-operated circuit-breaker!
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The protective conductor connection must not exceed the
standardised values! This is essential for personal safety and
appliance function!
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When repairs are complete, perform a test in accordance with
VDE 0701 or the corresponding national regulations!
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Following each repair, conduct a leak and performance test.
58300000120060_ARA_en_c.doc – 18.09.09
repairs, ALWAYS disconnect
1.2

Repair instructions

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NEVER attempt repairs by randomly replacing components!
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ALWAYS proceed systematically and comply with the
technical documentation for the appliance!
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Components
commencing repairs, leave the appliance to cool down.
the
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As a rule, printed-circuit boards are not repaired but are
completely replaced with original spare parts. Exceptions are
documented separately.
Risk of scalding!
Hot water / steam nozzle or auto-cappuccinatore frothing-up
nozzle (optional) become very hot. Take hold of the nozzles
by the plastic parts only, not by the metal parts. Keep body
parts away from the nozzles and do not aim it to yourself or
anyone else.
When steam or hot water is released, the nozzles may initially
sputter!
Caution!
become hot during operation. Before
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