Carrier 62MD,ME170-285 Coupled with Carrier 48/50PG20-28, Top View, Roof Curb Location Detail

Rooftop Unit

Rooftop Unit

Curb

Horizontal / Return Duct

(field supplied)

Outside Air Hood (See Note 2)

62M ERV Unit

Rooftop Unit	Accessory
	Transition

Accessory

Transition

62M170-285 ERV Unit

ERV Curb

WheelERV

O/A Hood

Relief Hood

Top View

LEGEND

ERV — Energy Recovery Ventilator

O/A — Outdoor Air

NOTES:

1.The ERV unit can be used with a factory- installed economizer, if desired.

2.Transition includes a new outside air hood, which allows air intake through the front of the hood rather than the bottom. The new hood will use the filters from the original rooftop unit hood.

ROOF CURB LOCATION DETAIL

B

		Rooftop Unit Curb
		4		”
A			4 3/4
						49 5/8	”
	A				A

Top View

ERV Curb
		Curb Detail
	Rooftop		ERV
45 1/2”	Unit	44 3/4"	Unit
	Curb		Curb
		Side View A-A

ROOFTOP MODEL	ROOFTOP SIZE	62M TRANSITION	ERV CURB	DIMENSIONS (in.)
				A	B
48/50PG	20-28	62M-BTR-HG1525-H	62M-B-CRB-14MC	114.4	78.6
48/50HJ	020-028	62M-BTR-HG1525-H	62M-B-CRB-14MC	114.4	78.6

Fig. 31 — 62MD,ME170-285 Coupled with Carrier 48/50PG20-28

and 48/50HJ020-028 Horizontal Discharge Rooftop Unit

30