CIAT MAJOR LINE, Instruction Manual

Page: 32 / 128

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Circuit diagrams for customer applications should be based on the diagrams
supplied:
z Unit wiring for 2-pipe or 4-pipe systems
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For a P>3000 W version, please contact us.
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recommends using a system
that controls the unit in relation to the temperature of the water (to actuate the
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Disconnect the unit from the electrical power supply.
Remove the casing
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- To open a connection point, insert the screwdriver fully.
- Insert the cable while holding the screwdriver.
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The Major Line has a 5-speed motor, all connected to the unit's terminal. To optimise
the performance of the unit, it is possible to adapt the 3 on-site customer speeds
directly on the unit.
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V3, V2, V1 for
hotel rooms with
stringent acoustic
constraints
V4, V3, V1 for
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V5, V4, V2 for
NCH units with
high available
pressure
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V2
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- Speed
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