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21
2 3/4"
20"
Unit curb
ERV curb
Rooftop unit
Rooftop unit
Accessory Transition
62M075,120 ERV Unit
Rooftop
Unit curb
Locator Pieces ( included with ERV Curb)
Cover panel provided
ERV curb
27”
30.5”
B
Rainhoods for
optional economizer
RETURN
SUPPLY
ERV Wheel
A
Filter door shipped
with Rooftop unit.
62M ERV Unit
Locator
pieces
(included with
ERV curb,
must be watertight)
ROOFTOP UNIT
MODEL
ROOFTOP SIZE TRANSITION P/N ERV CURB P/N
ROOFTOP
ECONOMIZER
DIMENSIONS (in.)
AB
48/50HJ,TF,TJ,TM
004-007 62M-ATR-HJ36-D 62M-A-CRB-14MC 62MA-900---004 67
3
/
8
37
3
/
16
008,009 62M-ATR-HJ78-D 62M-A-CRB-14MC 62MA-900---005 78
1
/
4
50
012,014 62M-ATR-HJ1012-D 62M-A-CRB-14MC 62MA-900---006 78
1
/
4
50
LEGEND
NOTE: When using a 62M ERV unit coupled with a Carrier
rooftop unit, the rooftop factory or field-installed economizer
cannot be used. Use the 62M economizer instead.
ERV — Energy Recovery Ventilator
ROOF CURB LOCATION DETAIL
Fig. 22 — 62MD,ME075,120 Coupled with Carrier 48/50HJ,TF,TJ,TM004-014 Vertical Discharge Rooftop Unit