Gree NCHS2D Owner's Manual page 17

GMV6 HR Mode Exchange Box
NOTES!
① Before operation, please prepare all pipelines (connection pipe, drainage hose) and wires
(connection wire for wired controller, connection wire for Mode Exchange Box).
② When drilling holes on ceiling (air return outlet or air outlet), you can need to reinforce the
ceiling to prevent vibration. For details, please consult user or builder.
③ If the strength of the ceiling is not good, please install a beam bracket, and then put the unit on
the beam bracket.
(3) Adjust the unit to the right position
(4) Check the level of the unit
After the Mode Exchange Box is installed, remember to check the horizontal status of the whole
unit. It should be horizontal from front to back and slant 1% from left to right, following the drainage
direction.
Cautions for Installation:
① The Mode Exchange Box must be installed by using hanger rod. During installation, the
components must be kept vertically upright according to the indicated direction.
② During installation, enough space shall be considered for removal of the components. The pipe
shall not be jammed between the components.
③ The distance of the component to the indoor unit along the pipe shall not be higher than
5000mm.
④ The Mode Exchange Box and its upstream branch pipe must be installed on the same
horizontal plane (See schematics below).
Level
Fig.4.1.12
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