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Packing attachment, Ducting with typical drop ceiling, Installation (cont.) – MovinCool CMW30 User Manual

Page 21

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21

INSTALLATION (cont.)

Packing Attachment

Apply the provided packing to the cool air

exhaust to prevent condensation in high

humidity environments.

Remove the liner on the packing and

attach the packing to cover the edge of the

duct flange to avoid cool air leaking

through the gap.

Ducting With Typical Drop Ceiling

All hardware is field supplied.

CAUTION: Do not operate the unit without the filter installed on the

return air grill.

1. Use 12 inch and 14 inch diameter insulated ducts with low friction and air

resistance. The duct should be bent in a large radius. If the bending radius is

less than 15.0 inch (381 mm), then use vanes or guides to reduce air

resistance.

2. Make sure the ducts are secured in order to absorb vibration from the unit.

Avoid sharp bending on the duct and have air ducts travel in a straight line for

improved performance.
Field supplied hardware requires:
• Insulated 12 inch diameter flexible duct
• Insulated 14 inch diameter flexible duct
• Return air grill with 14 inch flange and filter for the room air intake
• Diffuser with 12 inch flange for the cool air outlet
Refer to the maximum static pressure of “Technical Specifications” on

page 60.

PACKING

EDGE of DUCT FLANGE

ILL00268-00

FLANGE

(12 in DIA.)

FLANGE

(14 in DIA.)

COOL AIR SUPPLY

(EVAPORATOR)

ROOM AIR

INTAKE

RETURN AIR

GRILL WITH

FILTER REQUIRED

INSULATED

FLEXIBLE DUCT

ILL00269-00