Nordyne M3RL Series Cut Duct Opening Finger Tabbed Only, Installing Screw Down Duct Con- Nector

5-1/4" to the left of center of the floor cut-out, or for entry through right-side of furnace measured 9" to the right of center of the floor cut-out.

d. Cut out floor opening and one gas line hole.

CUT DUCT OPENING (FINGER TABBED ONLY)

a.Place duct connector through the floor open- ing with bottom tabs resting on top of the supply air duct.

b.Center duct connector and push back against rear edge of floor opening.

c.Mark cut-out location (tab area) and remove duct connector.

d.Cut out duct opening 1/16" larger than area marked.

INSTALL FURNACE MOUNTING PLATE a. Place mounting plate (supplied within duct

connector) at rear of the floor opening (See Figure 9).

INSTALLING PLATINUM SERIES 14” ROUND DUCT CONNECTOR

a.Place duct connector through the floor open- ing. (See Figure 9).

b.Secure duct connector to floor.

INSTALLING SCREW DOWN DUCT CON- NECTOR

a. Apply a bead of caulking, mastic, or other approved sealant around bottom side of 1/2” flange and restrictor plate, when applicable. b. Locate the duct connector over duct and carefully lower screw down duct connector

into place.

c. Once duct connector is located on duct, temporarily hold in place while fastening duct connector to the floor using flat head screws or nails. Be sure flanges of duct connector stay in contact with the duct.

d. Screw plenum to duct making sure a seal is made between the duct and the duct con-

MOUNTING	REAR WALL
PLATE

FLOOR

OPENING

FUEL

LINE

HOLES

SUPPLY AIR DUCT

Figure 8. Mounting Plate

		SCREWS
BEND CONNECTOR TABS	SCREWS	MOUNTING
UNDER DUCT OPENING		PLATE
MOUNTING	MOUNTING
PLATE		PLENUM
	PLATE
FLOOR	FLOOR
OPENING	OPENING
FUEL	FUEL	FUEL
LINE	LINE
		LINE
HOLES	HOLES
		HOLES
SUPPLY AIR DUCT	SUPPLY AIR DUCT
		14” SUPPLY
		CONNECTION
Finger Tabbed	Screw Down	Platinum Series
Duct Connectors	Duct Connectors

Figure 9. Duct Connector

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