background image

The information in this manual supersedes and replaces the previous instruction/operation manual with regards to air handler
products. Illustrations cover the general appearance of the units at the time of publication and the manufacturer reserves the right
to make changes in design and construction at any time without notice.

For replacement parts, please consult the installing dealer or contractor.

REV. 04/07

23-23-0403N-017

THIS WARRANTY DOES NOT COVER DAMAGE
CAUSED BY: 

• Improper installation  
• Misuse of equipment 
• Negligent servicing 
• Improper applications 
• Preventative maintenance  
• Unauthorized modifications 
• Improper electrical supply
• Failure to follow manufacturer’s instructions and rating

plate information

• Accidents or other events beyond manufacturer’s  control

ENTIRE WARRANTY: 

THE ABOVE CONTAINS THE SOLE AND EXCLUSIVE
STATEMENT OF THE EXPRESS WARRANTIES AND
ASSOCIATED REMEDIES AVAILABLE WITH THE
PRODUCTS DESCRIBED. NO OTHER EXPRESS
WARRANTIES ARE MADE. ALL IMPLIED
WARRANTIES, INCLUDING BUT NOT LIMITED TO
ANY IMPLIED WARRANTY OF MERCHANTABILITY
OR FITNESS FOR A PARTICULAR PURPOSE, OR
IMPLIED WARRANTIES OTHERWISE ARISING FROM
COURSE OF DEALING OR USAGE OF TRADE ARE
LIMITED IN DURATION TO ONE YEAR FROM THE
DATE OF ORIGINAL PURCHASE. IN NO EVENT SHALL
MANUFACTURER BE LIABLE FOR ANY INDIRECT,
INCIDENTAL OR CONSEQUENTIAL DAMAGES, EVEN
IF ADVISED IN ADVANCE OF THE POSSIBILITY OF
SUCH DAMAGES. NO WARRANTIES, EXPRESS OR
IMPLIED, ARE MADE TO ANY BUYER UPON RESALE.

SOME STATES DO NOT ALLOW LIMITATIONS ON HOW
LONG AN IMPLIED WARRANTY LASTS OR DO NOT
ALLOW THE EXCLUSION OR LIMITATION OF
INCIDENTAL OR CONSEQUENTIAL DAMAGES, SO THE
ABOVE LIMITATIONS MAY NOT APPLY TO YOU. THIS
WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS, AND
YOU MAY ALSO HAVE OTHER RIGHTS, WHICH MAY
VARY FROM STATE TO STATE. NO WARRANTIES ARE
MADE FOR UNITS SOLD OUTSIDE THE ABOVE STATED
AREAS. YOUR DISTRIBUTOR OR FINAL SELLER MAY
PROVIDE A WARRANTY ON UNITS SOLD OUTSIDE OF
THESE AREAS.

LIMITED FIVE YEAR WARRANTY:

CareCo will provide a replacement part or component
that proves to be defective in material or
workmanship.

WARRANTY LIMITATIONS: 

• Limited Warranty does not include allowances for labor

or travel expense connected with the installation of
parts, so furnished in this Limited Warranty or for field
repair, or servicing of the equipment, nor for
refrigerant used

• For warranty purposes the purchase date is established

by a proof of purchase. If a proof of purchase can not
be verified, then warranty period will be measured
from the date of manufacture plus 6 months.

• Cost of repair or replacement of consumable parts is

not covered under the terms of this warranty

• Replacement parts are warranted only for the balance

of the original warranty period

• Applies only to original installation and normal use and

service within the 48 contiguous United States, District
of Columbia and Canada 

• Applies to service performed by an authorized servicer    

WARRANTY IS VOID IF:  

• Serial plate is defaced      
• Product has defect or damage due to product

alteration, connection to an improper electrical supply,
shipping and handling, fire, flood, lightning or other
conditions beyond the control of the manufacturer.

• Product is not installed according to instructions and

specifications

• Product is operated in a corrosive environment

containing concentrations of corrosive agents causing
deterioration of components    

• Product is operated with refrigerant control device or

component that does not meet  specifications

• Product is moved from original installation site
• Filters are not changed per manufacturer’s

reccomendation

OWNER’S RESPONSIBILITIES:

• Provide proof of purchase (sales receipt)
• Provide normal care and maintenance as outlined in

this manual

• Make product reasonably accessible for service
• Pay for freight, labor and travel expenses
• Pay for premium service costs for service outside

servicer’s normal business hours

• Pay for service calls related to product installation and

maintenance

LIMITED WARRANTY

Summary of Contents for A*PA24A1 Series

Page 1: ...ping 6 Factory and Field installed Expansion Valves 6 Ductwork 7 Return Air Ducting 7 Return Air Platform Height 7 LINE VOLTAGE CONNECTIONS 7 24 VOLT CONTROL SYSTEM 8 CONDENSATE PLUMBING 8 WIRING DIAGRAM 9 DIMENSIONS 10 BLOWER SPEED STATIC OPERATION TABLE 11 ELECTRIC HEAT KIT 12 Heating Specifications 13 WARRANTY 14 NOTE THESE INSTRUCTIONS ARE INTENDED AS AN AID TO QUALIFIED SERVICE PERSONNEL FOR ...

Page 2: ... situation which if not avoided could result in death or serious injury CAUTION indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury CAUTION used without the safety alert symbol indicates a potentially hazardous situation which if not avoided may result in property damage DANGER WARNING CAUTION CAUTION WARNING IMPROPER INSTALLATION ADJUSTMENT ALTE...

Page 3: ...individuals specially trained and experienced in the installation of this type equipment and related system components Installation and service personnel are required by some locales to be licensed Persons not qualified shall not install this equipment nor interpret these instructions INTRODUCTION Models A PB and Plare designed for flexibility and can be used for upflow horizontal or downflow appl...

Page 4: ...GE DUCT 600 FPM 24 MINIMUM RETURN GRILLE 500FPM RETURN PLATFORM LINED WITH 1 FIBERGLASS INSULATION REFER TO LOCAL CODES CLOSET AIR HANDLER Upflow Installation With Return Duct DISCHARGE DUCT 600 FPM 24 MINIMUM RETURN DUCT WITH A MINIMUM OF 1 2 FIBERGLASS DUCT LINER 500 FPM REFER TO LOCAL CODES AIR HANDLER MAY ALSO BE DOWNFLOW DISCHARGE DUCT 600 FPM 24 MINIMUM RETURN GRILLE 500FPM RETURN PLATFORM L...

Page 5: ...from left hand side of air handler and re install on right hand side Change splash baffle location from left hand to right hand side of drain pan flange 4 Remove the horizontal coil support bracket from the right hand side of the air handler 5 Reinstall coil assembly in the air handler 6 Reattach coil support bracket to the left hand side of the air handler 7 Replace front panels CAUTION Horizonta...

Page 6: ...e filter grille may be installed for closet applications If this method is not desirable cabinet extension kit No 65 1647 for A24 A30 and A36 or No 65 1649 for A42 A48 and A60 may be ordered The extension kit screws to the side of the air handler and extends the length of the air handler coil cabinet In addition the kit includes a filter compartment and door Emergency Drain Opening The indoor coil...

Page 7: ...D BE TAKEN TO AVOID OVERHEATING THE TXV VALVE AND CAUSING DAMAGE TO THE INTERNAL COMPONENTS 3 Attach the bulb securely with the copper strap provided 4 Insulate the bulb thoroughly with a suitable insulation material such as cork tape 5 Coils with TXVs should be charged 10 12 degrees or one degree of sub cooling This supercedes any subcooling value listed with condensing unit s literature For the ...

Page 8: ... 6 3 7 6 13 4 4 4 2 5 163 8 41 6 221 4 56 5 3 7 6 3 7 6 13 4 4 4 2 5 11 8 WARNING BEFORE PERFORMING ANY WORK ON THIS EQUIPMENT POWER SUPPLY MUST BE TURNED OFF AT THE HOUSEHOLD SERVICE BOX TO AVOID THE POSSIBILITY OF SHOCK INJURY DAMAGE TO EQUIPMENT OR DEATH LINE VOLTAGE CONNECTIONS 1 The power supply can be connected through the right side or top of the air handler Conduit knockouts are provided f...

Page 9: ...NING IMPROPER INSTALLATION OF THE ELECTRICAL WIRING OR THE HEAT ASSEMBLY MAY RESULT IN FIRE SERIOUS PERSONAL INJURY OR DEATH UNIT FLEXIBLE TUBING HOSE OR PIPE DRAIN CONNECTION A POSITIVE LIQUID SEAL IS REQUIRED 2 MINIMUM 3 MINIMUM Install condensate drain trap as close to the coil as possible Use drain connection size or larger Do not operate unit without trap see illustration below Unit must be l...

Page 10: ...3 60 60 6 13 3 6 13 3 10 5 3 10 5 3 kW does not include motor watts Ampacities and over current protection based on largest air handler motor load Refer to specific name plate for exact ampacity and overcurrent protection size Minimum wire ampacity values are used for sizing field power conductors Refer to the National Electrical Code latest version Article 310 for sizing conductors When more than...

Page 11: ...8 15 17 22 18 14 16 1 4 A PC48A1 2 1 4 3 5 8 13 1 4 15 48 1 8 19 1 8 21 26 22 16 3 8 22 1 4 A PC48B1 2 1 4 3 5 8 13 1 4 15 48 1 8 19 1 8 21 26 22 16 3 8 22 1 4 A PC60A1 2 1 4 3 5 8 13 1 4 15 48 1 8 19 1 8 21 26 22 16 3 8 22 1 4 INLET WIDTH INLET WIDTH J E D C A B K LOW VOLT CONNECTIONS LOW VOLT CONNECTIONS LINE VOLTAGE KNOCK OUTS OUTLET OPENING H G F I Dimensions 10 All dimensions in inches 11 13 ...

Page 12: ...950 1930 1840 1770 1590 LOW 20 kW 0 35 15 kW 0 35 1360 1350 1340 1185 1080 Air flow shown at the following conditions No heat elements in air handler Decrease CFM 1 for 5 kW 7 5 kW or 10 kW heat kits Decrease CFM 2 for 15 kW or 20 kW heat kits 60 Hertz 230 volts Decrease CFM 6 for 208 volt operation Standard air handler filter Dry coil airflow shown BLOWER SPEED STATIC OPERATION TABLE Specificatio...

Page 13: ...compartment remove the cover plate from the element housing Remove cover plate Remove air handler field wiring box and discard Remove two screws 11 14 11 15 5 Cut the wire tie holding the heater plug and unroll the heater plug harness so that it will hang out of the electrical box 6 Carefully slide the heat assembly into the element opening Be sure the heater kit or elements do not rub or scrape a...

Page 14: ...than 230 multiply temperature rise by capacity correction factor Refer to CFM tables to determine Cfm at total external static pressure in system For correction of unit output multiply the correction factor times the kW rating at 230 volts For correction of temperature rise multiply the correction factor times the rise calculated for the kW at 230 volts CFM 3 5 7 5 10 15 20 500 19 32 600 16 26 40 ...

Page 15: ...14 ...

Page 16: ...OR FINAL SELLER MAY PROVIDE A WARRANTY ON UNITS SOLD OUTSIDE OF THESE AREAS LIMITED FIVE YEAR WARRANTY CareCo will provide a replacement part or component that proves to be defective in material or workmanship WARRANTY LIMITATIONS Limited Warranty does not include allowances for labor or travel expense connected with the installation of parts so furnished in this Limited Warranty or for field repa...

Reviews: