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Related Manuals for Friedrich CP14-18-24 CP14N10
Summary of Contents for Friedrich CP14-18-24 CP14N10
- Page 1 Service & Parts Manual 2007 Compact Programmable Models CP14N10 CP18N30 CP24N30 CP-14-18-24-Svc-Prts-07 (3-07)
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Page 2: Table Of Contents
If you install or perform service on equipment, you must assume responsibility for any bodily injury or property damage which may result to you or others. Friedrich Air Conditioning Company will not be responsible for any injury or property damage arising from improper installation, service, and/or service procedures. -
Page 3: Specifi Cations And Technical Parameters
Specifi cations and Technical Parameters Model Function Rated Voltage Rated Frequency Total Capacity (Btu/h) Power Input (W) Rated Input (W) Rated Current (A) Air Flow Volume (CFM) (H) Dehumidifying Volume (pints/h) EER / C.O.P BTU/W.H) Energy Class Fan Type-Piece Diameter-Length (inch) Indoor Side Evaporator Pipe Diameter (inch) -
Page 4: Outer Component Identifi Cation
Outer Component Identifi cation Models: CP14N10, CP18N30, CP24N30 Front intake grille Air filter (behind front intake grille) Cabinet Air inlet louver Front grille Power cord Control panel cover... -
Page 5: Installation Dimensions
Installation Dimensions Models: CP14N10, CP18N30, CP24N30 (Top View) Over (Front View) 25.98" 16.85" Fence / obstruction Over 2' Over Wall Or window (Side View) Ceiling Over 1' Less than 8.66" Over 1' Over 2'... -
Page 6: Wiring Diagrams
Wiring Diagrams CP24N30 CP18N30 / CP14N10... -
Page 7: Functional Component Defi Nitions
Functional Component Defi nitions MECHANICAL COMPONENTS Vent door Allows introduction of fresh air into the room and/or exhausts stale room air outside (on select models.) Plenum assembly Diffuser with directional louvers used to direct the conditioned airfl ow. Blower wheel Attaches to the indoor side of the fan motor shaft and is used for distributing unconditioned, room side air though the heat exchanger and delivering conditioned air into the room. -
Page 8: Refrigeration System Sequence Of Operation
Refrigeration System Sequence of Operation A good understanding of the basic operation of the refrigera- tion system is essential for the service technician. Without this understanding, accurate troubleshooting of refrigeration system problems will be more diffi cult and time consuming, if not (in some cases) entirely impossible. -
Page 9: Sealed Refrigeration System Repairs
Sealed Refrigeration System Repairs ANY SEALED SYSTEM REPAIRS TO COOL-ONLY MODELS REQUIRE THE INSTALLATION OF A LIQUID LINE DRIER. ALSO, ANY SEALED SYSTEM REPAIRS TO HEAT PUMP MODELS REQUIRE THE INSTALLATION OF A SUCTION LINE DRIER. EQUIPMENT REQUIRED Voltmeter Ammeter Ohmmeter E.P.A. -
Page 10: Refrigerant Charging
Refrigerant Charging NOTE: BECAUSE THE RAC SYSTEM IS A SEALED SYSTEM, SERVICE PROCESS TUBES WILL HAVE TO BE INSTALLED. FIRST INSTALL A LINE TAP AND REMOVE REFRIGERANT FROM SYSTEM. MAKE NECESSARY SEALED SYSTEM REPAIRS AND VACUUM SYSTEM. CRIMP PROCESS TUBE LINE AND SOLDER END SHUT. -
Page 11: Undercharged Refrigerant Systems
Refrigerant Charging UNDERCHARGED REFRIGERANT SYSTEMS An undercharged system will result in poor performance (low pressures, etc.) in both the heating and cooling cycle. Whenever you service a unit with an under charge of refrigerant, always suspect a leak. The leak must be repaired before charging the unit. -
Page 12: Restricted Refrigerant System
Refrigerant Charging RESTRICTED REFRIGERANT SYSTEM A quick check for either condition begins at the evaporator. With a partial restriction, there may be gurgling sounds at the metering device entrance to the evaporator. The evaporator in a partial restriction could be partially frosted or have an ice ball close to the entrance of the metering device. - Page 13 Cooling Only Room Air Conditioners: Troubleshooting Tips Problem Low voltage T-stat not set cold enough or inoperative Compressor hums but cuts off on B10 overload Compressor does not run Open or shorted compressor windings Open overload Open capacitor Inoperative system switch Broken, loose or incorrect wiring Problem Inoperative system switch...
- Page 14 Cooling Only Room Air Conditioners: Troubleshooting Tips Problem Fuse blown or circuit tripped Power cord not plugged in Unit does not run System switch in "OFF" position Inoperative system switch Loose or disconnected wiring at switch or other components Problem Dirty fi...
- Page 15 Cooling Only Room Air Conditioners: Troubleshooting Tips Problem Overload inoperative. Opens too soon Compressor restarted before system pressures equalized Low or fl uctuating voltage Compressor runs for short periods only. Cycles on overload Incorrect wiring Shorted or incorrect capacitor Restricted or low air fl ow through condenser coil Compressor running abnormally hot Problem Loss of charge in t-stat bulb...
- Page 16 Cooling Only Room Air Conditioners: Troubleshooting Tips Problem Sublimation: unconditioned saturated, outside air mixes with conditioned air, condensation forms on the cooler surfaces Water "spitting" into room Downward pitch of installation is too steep Restricted coil or dirty fi lter Problem Insuffi...
- Page 17 Heat / Cool Room Air Conditioners: Troubleshooting Tips Problem Heat anticipator (resistor) shorted (on applicable models) Room temperature uneven Wide differential - partial loss of t-stat bulb charge (Heating cycle) Incorrect wiring Problem Incorrect wiring Defrost control timer motor not advancing (applicable models) Defrost control out of calibration (applicable models) Unit will not defrost...
- Page 18 Heat / Cool Room Air Conditioners: Troubleshooting Tips Problem Incorrect wiring Defective solenoid coil Unit cools when heat is called for Reversing valve fails to shift Inoperative system switch Problem Heating capillary tube partially restricted Cooling adequate, Check valve leaking internally but heating insuffi...
- Page 19 Components Model CP14N10...
- Page 20 Motor Support Motor CJ100U Innerwall Shroud Air Outlet Foam Swing Louver Swing Linkage Motor, Swing Louver Infl ectional Axis Swing Support Fresh Air Door Blower Wheel Friedrich Part# 67700200 67700154 67700113 67700151 67700128 67700129 67700201 67700202 67700203 67700204 67700155 67700149...
- Page 21 Control Panel Cover A Display Board 2A91J Front Panel Assy Guide Louver Linkage Filter Guide Louver Front Case Front Panel AS Window Remote Cover Chassis Chassis Fixer Remote Control Friedrich Part# 67700108 67700106 67700103 67700213 67700214 67700215 67700216 67700156 67700217 67700131 67700218 67700219...
- Page 22 Motor Support Motor CJ100B Innerwall Blower Front Air Outlet Foam 1 Swing Louver Lever of Vertical Guider Swing Motor SM020B Infl ectional Axis Cross Beam Fresh Air Door Friedrich Part# 67700132 67700154 67700113 67700151 67700128 67700129 67700166 67700168 67700167 67700111...
- Page 23 Front Panel Assy Guide louver linkage Filter Horizontal air guider1 Horizontal air guider2 Up Filter Guide Down Filter Guide Panel Basepan Chassis Fixer Drain Plug Remote Control Friedrich Part# 67700116 67700108 67700106 67700103 67700141 67700101 67700102 67700161 67700156 67700115 67700131...
- Page 24 Components Model CP24N30...
- Page 25 Motor CJ100U Innerwall Shroud Air Outlet Foam Swing Louver Swing Linkage Motor, Swing Louver Infl ectional Axis Swing Support Fresh Air Door Blower Wheel Blower Front Friedrich Part# 67700200 67700154 67700113 67700151 67700128 67700129 67700201 67700202 67700203 67700238 67700155 67700149...
- Page 26 Control Panel Cover A Display Board 2A91J Front Panel Assy Guide Louver Linkage Filter Guide Louver Front Case Front Panel AS Window Remote Cover Basepan Chassis Fixer Remote Control Friedrich Part# 67700106 67700103 67700213 67700244 67700215 67700216 67700156 67700245 67700131 67700145 67700246 67700147...
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Page 27: Warranty
ROOM AIR CONDITIONERS ANY PART: If any part supplied by FRIEDRICH fails because of a defect in workmanship or material within twelve months from date of original purchase, FRIEDRICH will repair the product at no charge, provided room air conditioner is reasonably accessible for service. - Page 28 Friedrich Air Conditioning Co. Post Office Box 1540 • San Antonio, Texas 78295-1540 4200 N. Pan Am Expressway • San Antonio, Texas 78218-5212 (210) 357-4400 • FAX (210) 357-4480 www.friedrich.com Printed in the U.S.A. CP-14-18-24-Svc-Prts-07 (3-07)
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