![background image](http://html.mh-extra.com/html/carrier/weathermaker-50a040/weathermaker-50a040_installation-instructions-manual_2560321029.webp)
29
Fig. 39 —
Side Return Air Conversion (for CRPWREXH033A00, 034A00, 035A00, and 036A00)
Fig. 40 —
Barometric Relief Damper and Power Exhaust Mounting Details
(for CRPWREXH033A00, 034A00, 035A00, and 036A00)
a50-8110
42.56”
42” MIN.
S/A
R/ A
ECONOMIZER
HOOD
ECONOMIZER
HOOD
J BO X
PLENUM RA TED
CABLE
(FIELD SUPPLIED )
12.94
(UNI T
OPENING)
“END #2”
“END #1”
AL TERNA TE
LOCA TIO N
(END)
23.28”
TY P
42.62
TYP
LOCA TIO N
BAROMETRIC RELIEF
OR POWER EXHAUST
“SIDE #2”
23.28”
“SIDE #1”
42.62”
J BO X
R/ A
S/A
NOTES:
1. When converting to side return, make sure to relocate the return air sensors, humidity sensors, and smoke detectors. The section between
the power exhaust and the unit may not always contain return air.
2. Sizes 020-050 shown (2 power exhaust fans). Size 060 has 3 power exhaust fans. All unit sizes have the same size power exhaust.
NOTES:
1. Unless otherwise specified, all dimensions are to outside of part.
2. Dimensions are in inches.
3. On 50A4,A5,A8,A9 units, accessory barometric relief or power exhaust must be mounted in the field-supplied return ductwork.
a48-3808