Hitachi YUTAKI S COMBI Series Instruction Manual page 34

UNIT INSTALLATION
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Removing the indoor unit upper cover
1 Remove the indoor unit front cover.
2 Unscrew the 2 upper fixing screws.
3 Pull the indoor unit upper cover forward and then remove it.
24 PMML0338B rev.6 - 12/2018
6.2.2 Removing indoor unit electrical box
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D A N G E R
• Disconnect the unit from the power supply before touching any
of the parts in order to avoid an electrical shock.
• Do not touch the switch for DHW tank heater operation when
handling the electrical box. Keep the position of this switch in
factory setting position ("Automatic" operation).
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Remove the electrical box cover
1 Remove the indoor unit front cover.
2 Unscrew the 4 front screws of the electrical box cover and
then, remove it.
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C A U T I O N
Take care with the electrical box components in order to avoid damaging it.
Indicative
Switch
(SW1) label