McQuay MWM Specifications download pdf (Page 20)

MWM-J-2011 Application Information

Water Drainage Piping

The indoor drain pipe must be downward gradient for smooth drainage. Avoid situation as shown in ﬁ gure

below.

End

dipped

into

water

Water

leaking

Water

leaking

Water

leaking

Wrong

Drain

Water Drainage

Water

Retention

Correct

Installation of Outdoor Unit

Condensed Water Disposal of Outdoor Unit (Heat Pump Unit Only)

There are 2 holes on the base of outdoor unit for condensed water to ﬂ ow out. Insert the drain elbow to

one of the holes.

To install the drain elbow, ﬁ rst insert one portion of the hook to the base (portion A), the pull the drain elbow

in the direction shown by the arrow while inserting the other portion to the base. After installation, check to

ensure that the drain elbow clings to base ﬁ rmly.

If the unit is installed in a snowy and chilly area, condensed water may freeze in the base. In such case,

please remove plug at the bottom of unit to smooth the drainage.

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McQuay MWM Specifications Page 20