Johnson Controls HIDH018B21S - Dimensional Data

4.4 Dimensional Data
< COBS048B21S >
< COBS096B21S >
Ground
Ground
Change-over box consists of mechanical parts such as
electronic expansion valves. Ensure the service access door
is below the electrical box.
Do not install the change-over box in a place that may be
noise sensitive.
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when the micro-computer control expansion valve in the
cnage-over box is activated. Therefor, take the following action
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Install the change-over box inside the ceiling.
As for the ceiling material, select a material like
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Do not connect the liquid piping to other units.
CHANGE-OVER BOX
TC-15001-rev.3
4-3