87922486
INSTRUCTION MANUAL FOR:
ProAir Heat Exchangers
XR20, XR29, XR47 & XR60
McLean Thermal
11611 Business Park Blvd. N Champlin, MN 55316
Tel: 763-323-8200 Fax: 763-576-3200
www.mcleanthermal.com
Part No. 10-1008-190 Rev. 2
Contents
1. Features
1. Design Data
2. Dimensional Details
3. Cutout Drawings (XR20 & XR29)
4. Cutout Drawings (XR47 & XR60)
5. Warranty
Features
• The ProAirTM Heat Exchangers use our unique counterflow aluminum core for high efficien cy
and high performance heat transfer except for the XR20 and the XR29-08 which use a modified
heat pipe core.
• Top quality impellers make these units run quietly and with increased reliability.
• Streamlined aesthetics with no visible mounting rails or fasteners. The slim design allows for
mounting to narrow or shallow enclosures.
• Filterless design for low maintenance and easy cleaning.
• Mounts front, side, top, inside, outside, vertically or horizontally.
• Four fastners allow simple removal of front cover for easy access.
• Each unit is 100% functionally tested.
Design Data
Full Load Max. 0F Shipping
Model Voltage Hz Amps Air Temp Weight
XR20-0416-012 115 50/60 0.6 155 12 lbs.
XR20-0426-012 230 50/60 0.6 155 12 lbs.
XR29-0816-012 115 50/60 0.6 155 27 lbs.
XR29-0826-012 230 50/60 0.6 155 27 lbs.
XR29-1816-012 115 50/60 1.0 155 34 lbs.
XR29-1826-012 230 50/60 1.0 155 34 lbs.
XR47-2416-012 115 50/60 1.5 155 51 lbs.
XR47-2426-012 230 50/60 1.5 155 51 lbs.
XR47-3516-012 115 50/60 1.5 155 63 lbs.
XR47-3526-012 230 50/60 1.5 155 63 lbs.
XR60-5516-012 115 50/60 6.7 155 91 lbs.
XR60-5526-012 230 50/60 6.7 155 91 lbs.
XR60-8416-012 115 50/60 6.7 155 115 lbs.
XR60-8426-012 230 50/60 6.7 155 115 lbs.
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Dimensional Details
XR20-04 and XR29-08 XR29-18 and XR47-24
Model No. A B C D E F G H J
XR20-0416-012
XR20-0426-012
XR29-0816-012
XR29-0826-012
XR29-1816-012
XR29-1826-012
XR47-2416-012
XR47-2426-012
XR47-3516-012
XR47-3526-012
XR60-5516-012
XR60-5526-012
XR60-8416-012
XR60-8426-012
7.50 20.00 3.00 18.50 6.00 0.75 10.75 6.63 0.44
(190.5) (508.00) (76.2) (469.9) (152.4) (19.1) (273.1) (168.4) (11.1)
10.00 29.50 3.10 27.50 8.00 1.00 14.75 8.00 1.00
(254.0) (749.3) (78.7) (698.5) (203.2) (25.4) (374.7) (203.2) (25.4)
10.24 29.66 5.92 6.00 6.00 2.08 8.08 22.20 22.44
(260.1) (753.4) (150.4) (152.4) (152.4) (52.8) (205.2) (564.0) (570.0)
10.24 47.16 5.92 7.00 8.50 1.58 10.08 37.71 38.04
(260.1) (1197.9) (150.4) (177.8) (215.9) (40.1) (256.0) (957.8) (966.2)
15.24 47.16 5.92 6.00 8.50 1.58 10.08 37.71 38.04
(387.1) (1197.9) (150.4) (152.4) (215.9) (40.1) (256.0) (957.8) (966.2)
15.24 59.66 5.92 6.00 10.75 1.58 10.83 48.08 48.66
(387.1) (1515.4) (150.4) (152.4) (273.1) (40.1) (275.1) (1221.2) (1235.8)
15.24 59.66 9.92 6.00 10.75 1.58 10.83 48.08 48.66
(387.1) (1515.4) (252.0) (152.4) (273.1) (40.1) (275.1) (1221.2) (1235.8)
Design Notes
1 Supplied with mounting gasket kit.
2 Service cord supplied with appropriate plug:
NEMA 5-15P for 115V units, NEMA 6-15P for 230V units
3 Detachable airflow plenum may be used when mounting
the
XR47-35, XR60-55 and XR60-84
Dimensions are in inches (mm)
2
Cutout Details
XR20-04
XR29-18
XR29-08
Cutout Notes
1. Cutout shown is for external mounting
of heat exchanger only. For internal
mounting, cut-out must be inverted
180 degrees.
2. Dash lines represents heat exchanger.
3. XR29-08 internal mount cutout is not
shown.
XR47-24
XR47-35
XR60-55 & XR60-84
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McLEAN THERMAL WARRANTY
Please note: Warranty effective at time of shipment.
McLean Thermal warrants that all material and workmanship are free of defects in quality which impair
the usefulness of the air conditioner or heat exchanger for a period of five (5) years for non-operating
parts, except for the filter; and for one (1) year for everything else when installed and operated under the
following conditions:
A. Maximum voltage variation no greater than plus or minus 10% of nameplate nominal rating.
B. Maximum frequency variation no greater than plus or minus 3 Hz. of nameplate nominal rating.
C. Must not exceed minimum and maximum stated temperatures on the nameplate.
D. Not to exceed (BTU/Hr.) rating, including any heat sink, as indicated on the nameplate.
E. The unit must not be restarted for a period of one (1) minute after intentional or accidental
shut-off. (This does not apply to heat exchanger or filter fan.)
McLean Thermal warrants that all material and workmanship are free of defects in quality which impair
the usefulness of the filter fan package and all custom air conditioners and heat exchange rs for a period
of one (1) year, except for the filter, when installed and operated under conditions A, B, C and D as listed
above.
Not covered in this warranty is damage to the air conditioner or heat exchanger due to the introduction of
other than the nameplate-designated refrigerant. Operation of any McLean Thermal product that has not
been designed with proper protective coatings and/or options and is in an abnormal or corrosiv e
environment voids the warranty. Prolonged operation with dirty filters also voids the warranty.
Should any part prove defective within the above warranty period, the customer may choose to return the
defective product that is under warranty to McLean Thermal for repair at no charge or the customer has
the option to repair the defective products at his own expense and McLean Thermal will supply repair
parts at no charge providing the defective part is returned and found to have failed under warranty. Parts
supplied as warranty replacement parts will assume the balance of the warranty on the part returned for
warranty consideration.
Please be advised: According to the Federal Register, no person maintaining, servicing, repairing, or
disposing of appliances may knowingly vent or otherwise release into the environment any class I or class
II substance used as refrigerant.
McLean Thermal assumes no liability beyond the repair or replacement of its own product. Customer
modification of any McLean Thermal product voids this warranty.
The purchaser assumes the responsibility of grounding the unit and installing it in accordance with local
electrical and safety codes, as well as the National Electric Code (NEC) and OSHA.
This express warranty constitutes the entire warranty with respect to the PRODUCT and IS IN LIEU OF
ALL OTHERS, EXPRESS OR IMPLIED, INCLUDING ANY WARRANTY OR MERCHANTABILITY AND
WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE AND IN NO EVENT IS MCLEAN THERMAL
RESPONSIBLE FOR ANY CONSEQUENTIAL DAMAGES OF ANY NATURE WHATSOEVER.
HOLD HARMLESS
In consideration of purchase of equipment from McLean Thermal by a customer, McLean Thermal agrees to indemnify and hold
harmless such customer and users with a defense, as to any claim, demand, statutory court cost, fees for attorney's service s
provided for below, and/or judgment, for actual of alleged patent infringement in any country, arising out of the use, sale or
advertisement of any equipment manufactured or sold by McLean Thermal to McLean Thermal’s own specifications, provided
that the customer or user shall promptly notify McLean Thermal in writing of any such claim or demand, provided further that
McLean Thermal shall have the right and option to undertake and control the entire defense of such claim, or demand instituted
against the customer or user, but limited to the products made or sold by McLean Thermal, through counsel selected by McLean
Thermal, and to settle and pay any claim award arising out of such claim or demand, and provided further that the customer or
user will provide such information and assistance as McLean Thermal may request subject to reimbursement by McLean
Thermal for any out-of pocket expense incurred in providing such requested assistance. Liability of M cLean Thermal for any
infringement or claim thereof shall be limited to the above undertaking.
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