XC-14A, XC-22A, XC-30A SERVICE MANUAL
Contents
1. Control Box e Relay Board e Capacitor Drain Tank Compressor Locking Swivel Caster Xtreme Power Conversion XPC Corporation Page 11 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners REFRIGERANT SYSTEM CONSTRUCTION lt XC 14A XC 22A XC 30A gt Flow of Condenser Air Outlet Refrigerant Condenser Motor Condenser Evaporator Capillary tube Drier EEE Page 12 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Compressor The construction of a rotary type compressor is divided into two mechanisms the drive mechanism compressor motor and the compression mechanism compressor When the rotor shaft of the motor drive mechanism turns the roller compression mechanism rotates to compress the refrigerant To Condenser From Evaporator Accumulator Terminal ce t 7 A AU f Strainer 02222222 7 27 27227 02222 Stator Cylinder Roller Lubricator CMM Xtreme Power Conversion XPC Corporation Page 13 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Compressor operation Discharge Valve 1 Start of compression 1 The cylinder is filled with low pressure gas 2 Since pressure in the discharge chamber is hi2. Screws 10 9 Remove the air filter from the i right side panel 4 10 Take out the ten 10 screws and Air Filter then remove the Right side panel A CAUTION Right Side Panel emer rane Be careful not to damage temperature sensor 11 Remove the air filter from the left side panel 12 Take out the eight 8 screws and then remove the Left side panel Page 38 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Control Panel Removal Screws 4 1 Take out the four 4 screws and then remove the control panel Control Panel ee Xtreme Power Conversion XPC Corporation Page 39 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Electrical parts and relay board removal lt XC 14A gt Full Drain Switch Compressor Condenser Motor Capacitor MC Magnetic Contactor Compressor LIH Fan Motor for Condenser MCCB Mold Case Current Braker OCR Over Current Relay Page 40 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners XC 14A Capacitor for Compressor Control Box Cable Tie OCR Over Current Relay MCCB Mold Case Current Braker Xtreme Power Conversion XPC Corporation Page 41 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Fan Motor Removal XC 14A RQ c Sy
3. Xtreme Power Conversion XPC Corporation Page 43 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners 6 Take out the fourteen 14 screws and then remove the upper panel d i 14 1 Upper Panel 7 Unfasten the connector from the control panel and then remove the front panel 8 Remove the air filter from the M back panel IRR KK ARR S RR NAA PSSS k h d MA AA AR IU 9 Take out the two 2 screws an PSSS MA NAN N N p 4 NAR SA t h en removet h e b ac k p ate p ane 3 RIRIS Screws 2 DONO Back Plate Panel SEKNA Se See KN Werte 09 WNN NNN NNN NAN RIIA ir Fi SNN NN NNN NNN Air Filter NARNIA EKER K KKK KY EKER KKK KKK EK NN WENN NNN NOR SIS RN SS NNN NNN NN NN ORK KKG NN RN NR EIR Page 44 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Low Cover 10 Take out the eight 8 screws and then remove the back cover panel Screws 4 11 Take out the four 4 screws 1 Unfasten two 2 screws to a half point and then remove the low cover panel 12 Take out the eight 8 screws and then remove the right side panel Xtreme Power Conve
4. N ar High Pressure Gauge Low Pressure Side Tube Vacuum Pump when stopped 4 Leave the high pressure valve and the lowpressure valve of the gauge manifold closed for five min or more and confirm that the gauge pointer does not return to zero Xtreme Power Conversion XPC Corporation Page 53 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Refrigerant Charging Work Refrigerant charging 1 Remove the charging hose from the vacuum valve of pump and connect it to the refrigerant LR cylinder R 410A 2 Loosen the nut on the gauge manifold side of the charging hose Open the valve of the charging hose Open the valve of the refrigerant cylinder After air purging tighten this nut and close the valve of the refrigerant cylinder 3 Securely place the refrigerant cylinder on a scale with a weighing capacity of 70 Ib 30 kg that is graduated by 0 2 oz 5 g 4 Open the high pressure valve of the gauge manifold and the valve of the refrigerant cylinder Charge the system with refrigerant to the specified amount Standard Amount of Refrigerant XC 14A Toshiba 15 9 oz 451 g LG 15 5 oz 400 g XC 22A 42 3 oz 1200 g XC 30A 51 8 oz 1470 g Low Pressure Valve gt lt e Nee xX oO o E gt c ej i 0 9 u 9 Low Pressure Side Tube The amount of refrigerant charged has a great effect on the LA CAUTION cooling capacity of the unit Char
5. Compressor Relay Set Temp 3 F Set Temp Set Temp 1 7 C gt Inlet Air Temperature When compressor operation continues within this range for more than 5 minutes the RL4 relay stops SO Page 26 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Self Diagnostic Codes Self diagnostic codes are displayed on the Display Panel under the following conditions Problem Corrective Action e Do not use the air conditioner if ambient temperature is lower than 18 C 64 F e Contact a qualified service agent Frost prevention e Indoor heat exchanger sensor and temperature too low Abnormal e TH3 temperature sensor temperature has a loose or broken sensor value connection e Clean air filter e Blocked air filter e Ensure exhaust duct is not e Blocked kinked exhaust blocked kinked duct e Do not use the air e Ambient temperature conditioner if ambient is too high temperature is higher than 45 C 113 F Refrigerant high pressure switch Abnormal TH1 Outlet temperature temperature sensor has a loose or sensor value broken connection Contact a qualified service agent Abnormal TH2 Inlet temperature temperature sensor has a loose or sensor value broken connection Contact a qualified service agent e Do not use the air conditioner if ambient temperature is higher than 45 C 113 F e Contact a qualified service agent e Replace
6. PP CO UU e c CONVERSION Xtreme Cooling Portable Air Conditioners Models XC 14A XC 22A XC 30A SERVICE MANUAL Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Table of Contents GENERAL DESCRIPTION siccae tnr HEE FRU HOA k l ka ERE EGRE 4 General air conditioning system Portable air conditioning system SPECIPFICATIUINSuoiminiiistutUiensii penis ciini E ayn 5 Exterior Dimension Diagram Technical Specifications Characteristics CONSTRUCTTIO DN asececcstesinucVtewaciruDur urea L ELERS E ERE ERE ia few C FREE GNE 9 Internal Structure REFRIGERANT SYSTEM CONSTRUCTION erre 12 Compressor Compressor lubrication Condenser Capillary Tube Evaporator Accumulator ELEGCIRICALRSYSTEVisisksixknatnEEEREuEHSEKERNRNMNMNENANKEREIMER RHRENNENEREKR NER eda Kaka gah ENA 17 Circuit Diagram Control panel Program Setting Controller Board Control Specifications Self Diagnostic Codes Compressor Evaporator Fan Motor Condenser Fan Motor Capacitor Molded Case Circuit Breaker Magnetic Contact Thermal Relay Temperature Thermistor Drain Tank Switch HE HEN Page 2 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners ASSEMBLY uunc ipee c DESEE CELER W ue sudeuusuueveueuveesueuacuschessgievants 32 Component parts General Safety Information Troubleshooting chart DISASSEMBLY For X
7. 30A BLOWER SPOT COOL ROOM COOL 10 Power N AC208 230V CONTROL BOARD CO Comp Over Load EAVP Motor TH1 QUT TEMP OUT TEMP SENSOR SENSOR IN TEMP IN TEMP TH2 SENSOR SENSOR ICE TEMP ICE TEMP THS SENSOR SENSOR FU FLOAT SWITCH PRESSURE Q PS switch ll LL ere PRESSURE e Es SWITCH FT FLOAT SWITCH SWITCH SO Page 18 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Control panel Before operating the unit it is important to be familiar with the basic operation of the control panel POWER BUTTON e Activates unit when POWER BUTTON is pressed e Fan starts on low speed e If POWER BUTTON is pressed during operation unit stops BLOWER BUTTON e Changes fan speed from LOW to HIGH when pressed SPOT COOL BUTTON e Activates compressor and begins producing cool air 5 seconds after button is pressed e Regulates temperature based on outlet cool air temperature ROOM COOL BUTTON e Activates compressor and produces cool air 5 seconds after button is pressed e Regulates temperature based on inlet ambient air temperature HE HHHH Xtreme Power Conversion XPC Corporation Page 19 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners 5 SET TEMP BUTTON Change target temperature data value by 1 Change data value by 10 by pressing continually Press the SET TEMP BUTTONS to set temperature
8. Evaporator Fan Partition Motor Bracket 1 Take off the three 3 bolts of evaporator top cover 2 Loosen the set screw with a hex key and then remove the evaporator fan 3 Take off the five 5 bolts of the Eva scroll and then remove the Eva scroll 4 Loosen the set screw with a hex key and then remove the condenser axial fan 5 Take off the four 4 hex bolts from the condenser motor bracket and then remove the condenser fan motor 6 Take off the four 4 hex bolts from the evaporator motor bracket and then remove the evaporator fan motor HEEE Xtreme Power Conversion XPC Corporation Page 49 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners REFRIGERANT SYSTEM REPAIR Brazing e n the event of a leak obstruction or trouble in the refrigerant system of the unit replace or repair the defective component After replacing defective component braze all connections 1 Proper brazing techniques e When brazing use a slightly reduced flame Oxyacetylene is commonly used since the flame condition can be easily judged and adjusted Unlike gas welding a secondary flame is used for brazing Properly preheat the base metal according to the shape size and thermal conductivity of the brazed fitting e The most important point in flame brazing is to bring the entire brazed fitting to a proper brazing temperature Care should be taken not to cause overflow of the brazing filler metal oxidation of the brazing fill
9. SS Wc M one compact unit the XC 14A XC 22A intake air to Evaporator XC 30A requires no piping and can be easily transported and installed 5 The XC 14A XC 22A XC 30A is economical because it cools only the area or objects which need to be cooled Page 4 Xtreme Power Conversion XPC Corporation Portable Air Conditioners XC 14A XC 22A XC 30A SERVICE MANUAL SPECIFICATIONS iagram D Ion ior Dimensi Exter lt x st n Q gt lt V ERNST RRR NN IIO S5 9005599950505 RERNI NONIN N 99999 NSSS tete KKK KKK NN IIO PRK IRI KORR UR RARO MNA Be ANANAS R NSSS 5555 KKK Kerner RRR 900559950508 RK S0 9900 RS PKR 950505 0 990905008802 ARRA AAA AAA SKS XXX 020 XXX 20000 Fete SSS CXIII 000 99009005050 NSSS XX XXX S9 NAA SSS SSS SSS SSS XXXXX 2000 AAA NSSS 00000000 OF ERK AX RK KKK KK SS XXX 00G 09000 9090050509 KOKS 9 9 9 9 9 0 0 0000 4 SSS SSS KASAI SSS 292905054 SSS 9090900 KKK KKK Re Page 5 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners XC 22A 00000 UTE Page 6 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners XC 30A CMM Xtreme Power Conversion XPC Corporation Page 7 XC 14A XC 22A XC 30A SERVICE MANUAL Technical Specifications XC 14A Specificatio
10. Upper button is to heighten temperature and Lower button is to lower temperature 6 ALARM e Alarm indicator light blinks and indicates abnormal system operation If Alarm occurs compressor stops System operation stops when ALARM light is activated blinking longer than 3 minutes 7 CURRENT TEMP e Room cool mode displays current room temperature in display in Fahrenheit SPOT COOL Mode displays outlet cool air temperature during normal operations In order to change F to C press SPOT COOL and ROOM COOL buttons together for 2 seconds C will blink 2 times and the figure will change to C ALARM codes blink and are displayed when abnormal operation occurs 8 TARGET TEMP e Displays the unit set temperature for ROOM COOL mode only NOTE The room temperature display range is from 14 F to 122 F When displayed in C the range is from 10 C to 50 C HEK HHHH HHHH E En Page 20 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Program Setting Temperature Setting Program Setting Auto restored when no setting is made in each mode Keep A depressing El more than 3 seconds Temperature ti CI dependence Change du Delay time Change bera i AI temperature IC temperature setting LC FT DI Change Auto restored when no setting is made in each mode Delay time setting of COMP operation oe AN 1 5minutes
11. compressor e Ambient temperature is Compressor too high overloaded e Unstable voltage supply e Defective compressor eEmpty the water tank Condensate e After installation of the water level Condensate tank is full water tank press the SPOT alarm COOL or ROOM COOL button to resume operation Drain pump defective or eCheck the hose connection improper hose connection and hose including kink or blockage eReplace drain pump Drain pump alarm Xtreme Power Conversion XPC Corporation Page 27 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Compressor 1 Compressor motor e The compressor motor is a single phase motor and is contained within the same housing as the compressor Specifications EE Rated Voltage Rated Output XC 14A 115V 1175W 5 XC 22A 208 230V 2000W 1980W XC 30A 208 230V 2700W 2715W 5 2 Compressor overload relay e The compressor overload relay is used to protect the compressor motor The relay interrupts the flow of current when there is an overload condition and high temperature builds up in the compressor Inner protector MOTOR w Run capacitor SO Page 28 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Evaporator Fan Motor e The fan motor is a single phase induction type The motor rotates the fan e The following table shows the specifications of the fan motor use
12. environment Do not expose refrigerant to an open flame Never smoke while performing repairs especially when handling refrigerant Be careful the liquid refrigerant does not come in contact with the skin e f liquid refrigerant strikes eye or skin Do not rub the eye or the skin Splash large quantities of cool water on the eye or the skin Apply clean petroleum jelly to the skin Go immediately to a physician or to a hospital for professional treatment HEK HH HHHH EE Page 52 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Connection of gauge manifold 1 Connect the charging hoses low pressure side for the gauge manifold to the tube fitting NOTE Connect the hoses using care not to mistake the high pressure side for the low pressure side and vice versa 2 Connect the charging hose at the center of the gauge manifold to the vacuum pump Evacuation 1 Open the high pressure valve LOW of the gauge manifold 2 Turn on the vacuum pump to start evacuation Evacuate the system for approximately 30 min 3 When the low pressure gauge indicates 30 inHg 100 kPa turn off the vacuum pump and close the Low pressure valves of the gauge manifold Portable Air Conditioners Tube Fitting Low Pressure Valve Closed High Pressure Valve Closed Low Pressure Side Tube Vacuum Pump when stopped Low Pressure Gauge 30 inHg 100 kPa or larger gS
13. outlet grilles 8 DO NOT use the unit in areas where it will be exposed to rain or water 9 NEVER unplug the unit while it is operating DO NOT use the unit in wet environments such as a laundry room to avoid the risk of electrical shock WARNING 10 DO NOT place any foreign objects on the unit 11 DO NOT operate the unit with wet or damp hands 12 DO NOT allow chemical substances to come into contact with the unit 13 DO NOT operate the unit in the presence of flammable substances or vapors such as alcohols pesticides gasoline etc DO NOT operate the unit in explosive or flammable WARNING environments 14 DO NOT use the plug to start and to stop the unit Always use the control panel to start and to stop the unit 15 Always turn off the unit when it is not in use and unplug the power plug from the electrical outlet 16 Always turn the unit off and unplug the main power plug from the electrical outlet before cleaning moving or performing maintenance HEHE Xtreme Power Conversion XPC Corporation Page 33 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners 17 AVOID the use of adapter plugs or extension cords If it is necessary to use an extension cord or an adapter plug to operate the unit ensure that they are correctly rated for the application Consult a local qualified electrician and all local electrical codes to ensure proper setup Any extension cord used with this devi
14. C 14 A ssssscsssssssssssssssssssssssssssssssssssessesssssesessesssseseeseeeseen 36 Disassembly Control panel removal Electrical parts and relay board removal Fan motor removal DISASSEMBLY For XC 22A XC 30A ener eren enne enn 43 Disassembly Control panel removal Electrical parts and relay board removal Fan motor removal REFRGERANT SYSTEM REPAIR e eeerereenenrnnnnnnnnnnnnnnnnns 50 Brazing Removal of Refrigerant System Components Charging the System with R 410A Refrigerant Refrigerant Charging Work CMM Xtreme Power Conversion XPC Corporation Page 3 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners GENERAL DESCRIPTION General air conditioning system 1 conventional air conditioners cool the entire enclosed environment 2 They act as heat exchangers equiring an interior unit evaporator to blow cool air into the interior and an exterior unit condenser to exhaust exchanged heat to the outdoors Indoor Unit Outdoor Unit Portable air conditioning system 1 The XC 14A XC 22A XC 30A is a spot cooler which directs cool air to particular Her Aj areas or objects A 2 The XC 14A XC 22A XC 30A has the following features 3 The innovative design of the XC 14A Lee XC 22A XC 30A has resulted in one EE compact unit replacing the need for two citer NN separate units SN 4 With the whole cooling system built into Y
15. and will also void the unit warranty 1 Page 22 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners 3 Input Signal The relay board receives inputs from the control panel sensors and external devices to perform device control Control Panel Input Symi Indicat on Fudon Comedor BE ON OFF Button If POWER BUTTON is pressed during operation unit stops EN FAN Button Changes fan speed from LOW to HIGH when pressed CONS8 EN SET TEMP A Button Regulates temperature based on outlet cool air temperature mE SET TEMP V Button Regulates temperature based on inlet ambient air temperature Sensor Input Specification Connector Characteristic Short Detection Open Detection TH1 OUT TEMP SENSOR 10 k ohm at 77 F 181 F 83 C or 29 F 34 C or TH1 25 C more less IN TEMP SENSOR 10 k ohm at 77 F 181 F 83 C or 29 F 34 C or 25 C more less ICE TEMP SENSOR 10 k ohm at 77 F 181 F 83 C o 29 F 34 C or 25 C more less External ee Signal Specification On Between 10 to 20 On Activates Defect control mA at DC12 V Contact Normally open Off No signal LED shows CO Output signal ON Symbol Type Comp Overload External Pump Failure On Between 10 to 20 Off Activates Defect control mA at DC12 V Contact Normally open Off signal LED shows FU Output signal ON P
16. can be 2 Place the cool air outlet purchased separately Exhaust duct fits Eu hose s on the front top over the top exhaust fan duct improving of air conditioner cooling efficiency allowing hot air to be EE 3 Use screws enclosed exhausted to another location Z inside of box with cool 1 Remove duct from carton air outlet hose s to install 2 Place duct on the top of air conditioner the cool air outlet hose s 3 Use screws enclosed inside of box on the air conditioner with duct to install duct on air as shown in Figure 5 w J4 conditioner as shown in Figure 6 Page 32 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners General Safety Information Please read this manual carefully for instructions on correct installation and usage Please read all safeguards 1 Transport and store the unit in an upright position only Leave unit in an upright position for at least 3 hours before first use 2 Always place the unit on an even level surface 3 Ensure the unit is connected to a grounded power supply of the correct rating capacity 4 The unit will cool when the room temperature is between 18 C 64 4 F 45 C 113 F depending on the thermostat setting 5 DO NOT use this unit for functions other than those described in this instruction manual 6 DO NOT tilt the unit 7 DO NOT cover or obstruct the unit s inlet and
17. ce must be rated for a minimum of 15A 18 DO NOT unplug the unit by pulling on the electrical cord Keep electrical cord away from heat sources and always completely unroll the cord to avoid overheating If the power cord becomes damaged a qualified service agent qualified electrician or similarly qualified person must replace it in order to avoid a hazard or shock LA WARNING DO NOT operate a unit with a damaged power cord 19 The filters must be used with the product at all times When the filters are removed for cleaning always ensure that the unit has been turned off and unplugged from the electrical outlet 20 Regularly clean the filters to maintain efficiency If the filters are not cleaned regularly the units output performance and efficiency will decline and energy consumption will increase 21 DO NOT operate the unit with a damaged power cord or plug after it malfunctions has been dropped or damaged 22 Only use in the upright position on an even flat surface Unit must be positioned at least 24 inches 60 cm from the nearest object in any direction 23 Stop operation immediately if abnormal noise or odor is noticed Contact a local service center 24 Appliance is not to used by children or persons with reduced physical sensory or mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction 25 Children being supervised not to play with appliance 26 That the ap
18. control is EX If setting is 3mins it takes 3mins to avallableper Tininute be ON after COMP is OFF Deviation temp setting Ex It operates between 30 tc to 34 c 2 c if dF setting is 2 c under 32 c temp setting Temperature MEE 8 lall T ON OFF when keep depressing more than 1 seconds Temperature Correction 10 10 Temperature Correction 10 10 IC temperature setting Frost prevention sensor Xtreme Power Conversion XPC Corporation Page 21 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Relay Board The relay board contains the compressor and fan on relays in addition to a step down transformer that converts the line voltage XC 14A 115 VAC XC 22A 208 230 XC 30A 208 230 VAC to 12V This voltage is then converted from AC to DC and used for relay coil activation The 12 V DC power is sent to the control panel assembly 1 Power supply requirements The XC 14A requires a single phase 115 V 60 Hz power supply while the XC 22A XC 30A requires a single phase 208 230 V 60 Hz power supply 2 Relay board fuse The relay board fuse is the only serviceable component on the relay board assembly This fuse provides protection against damage to the step down transformer The fuse must be replaced with the exact same part or a suitable equivalent Specifications 3 15 A 250 VAC Failure to use the exact same fuse may result in damage 1 y CAUTION tothe unit and or components
19. d for each model NOTE An internal overload relay is used to protect the fan motor This relay is built into the fan motor and interrupts the flow of current when there is an over current situation or if abnormally high temperature builds up in the fan motor Condenser Fan Motor e The fan motor is a single phase induction type The motor rotates the fan e The following table shows the specifications of the fan motor used for each model NOTE An internal overload relay is used to protect the fan motor This relay is built into the fan motor and interrupts the flow of current when there is an over current situation or if abnormally high temperature builds up in the fan motor ee Xtreme Power Conversion XPC Corporation Page 29 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Capacitor e The capacitor is used to improve the rotational power of the fan motor and compressor at startup The specification for each capacitor is shown below Cameior Rated Voltage Capacitance EG XC 14A T 5 uF Sour XC 22A BUE BUE XC 30A sur ru Temperature Sensor M amp 2 Check capacitance e Outlet temp sensor TH1 is installed on top of the evaporator and detects evaporator outlet temperature as a resistance value e Inlet temp sensor TH2 is installed in front of evaporator and detects evaporator inlet temperature as a resistance value e Ice temp sensor TH3 is installed in t
20. e f LA JO S 4 Axial Fan 5 Condenser Motor 1 Eva Top Cover K 4 5 Condenser Motor Bracket bae 6 Evaporator Motor 6 Evaporator Motor Bracket 2 Evaporator Fan Partition 3 Eva Scroll 1 Take off the three 3 bolts of evaporator top cover 2 Loosen the set screw with a hex key and then remove the evaporator fan 3 Take off the five 5 bolts of the Eva scroll and then remove the Eva scroll 4 Loosen the set screw with a hex key and then remove the condenser axial fan 5 Take off the four 4 hex bolts from the condenser motor bracket and then remove the condenser fan motor 6 Take off the four 4 hex bolts from the evaporator motor bracket and then remove the evaporator fan motor HE HEN Page 42 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners DISASSEMBLY For XC 224A XC 30A Disassembly ing Air D Pdk Za 1 Remove the drain tank Pe 2 Remove two 2 support lines and remove front panel 3 Take out the twelve 12 screws and then remove the cooling air duct XC 22A eight 8 screws Drain Tank Front Panel 4 Take out the three 3 screws and then remove the service panel 5 Off the circuit breaker c 5 fee LI For safety EXT CP n l lj j IJ
21. er metal or filler metal deterioration due to overheating the flux 2 Brazed fittings and fitting clearance e n general the strength of the brazing filler SSG n metal is lower than that of the base metal a 0 025 0 075 mm As such the shape and clearance of brazed fittings are very important Concerning the shape of brazed fittings adhesive area must be maximized In addition the clearance of the brazed fitting must be minimized so that the brazing filler metal will flow into the fitting via capillary action cat Clearance From The Pipe Fitting and Tubing 1 Page 50 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners 3 Cleaning brazing filler metal and piping e When the refrigerant system has been opened exposure to heat may cause the brazing filler metal to stick to the inside and outside of the piping Brazing filler metal may also combine with oxygen in the air to form an oxide film In addition grease and oils may stick to the pipe during handling All these factors will reduce the effectiveness of brazing Therefore excess brazing filler metal must be removed with sand paper and by thorough cleaning with a solvent such as Trichlene 4 Dry Nitrogen gas use e During brazing the inside of the pipe undergoes an oxidative reaction due to the brazing flame Introduce dry nitrogen gas 0 3 gal min 1 L min adjust with the flow regulator through the pi
22. evaporator is a heat exchanger covered with slit fins Heat is removed from the air being pulled across the evaporator by the centrifugal fan The resulting cool air is expelled through the cooling air ducts Accumulator The accumulator is mounted on the suction gas piping From Evaporator l between the evaporator and the compressor The accumulator separates the liquid refrigerant from the gas refrigerant allowing only the gas refrigerant to enter the compressor In the accumulator suction gas isled into a cylindrical vessel where the speed of the gas is decreased This process separates the refrigerant contained in the To Compressor 3 gas by the force of gravity causing the refrigerant to accumulate at the bottom of the vessel As a result the compressor is protected from possible damage caused by liquid refrigerant intake SO Page 16 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners ELECTRICAL SYSTEM Circuit Diagram XC 14A BLOWER SPOT COOL ROOM COOL CONTROL BOARD Comp Over Load EAVP Motor OUT TEMP SENSOR SENSOR IN_TEMP IN_TEMP SENSOR SENSOR ICE_TEMP ICE_TEMP SENSOR SENSOR FLOAT SWITCH PRESSURE switch ll fee PRESSURE SWITCH FLOAT Q SWITCH Jol mel FLOAT C SWITCH MJ Xtreme Power Conversion XPC Corporation Page 17 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners XC 22A XC
23. evices Autometic restart Power interruption Compressor time delay program High pressure switch Temperature control Self diagnostic function Two sppeds fan Optional drain Features pump kit Washable filters F C display Specifications are subject to change without notice C000 UTE Page 8 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners CONSTRUCTION Internal Structure lt XC 14A gt Condenser Motor Evaporator Motor Evaporator Control Box e Relay Board e Capacitor Control Panel Drain Tank Drain Tank Switch N Compressor AD Cooling Air Duct Locking Swivel Caster Xtreme Power Conversion XPC Corporation Page 9 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners lt XC 22A gt Control Panel 4 PA UA Eva Scroll N ANS Dd N 1 i r Pa T i Control Box QM o RE eee e E NZ P PR WA So Se i i s Drain Tank Compressor Locking Swivel Caster Page 10 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners lt XC 30A gt h Condenser Evaporator Motor Eva Scroll
24. ge to the specified amount always observing the scale graduations while charging 5 Close the high pressure valve of the gauge manifold and the valve of the refrigerant cylinder WARNING eDo not attempt any repair on a charged system WARNING eBefore checking for gas leaks fully confirm that there is nothing flammable in the area to cause an explosion or fire Contact of refrigerant with an open fire generates toxic gas Page 54 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners CMM Xtreme Power Conversion XPC Corporation Page 55 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners 1 Page 56 Xtreme Power Conversion XPC Corporation
25. gher than in the cylinder the discharge valve is kept closed Roller 2 Suction and compression Discharge 1 The pressure in the cylinder increases Valve gradually 2 Refrigerant suction begins on the suction side of the cylinder 3 The discharge valve remains closed 3 Discharge 1 The pressure in the cylinder exceeds that in the discharge chamber and the discharge valve opens 2 On the suction side refrigerant suction continues Roller 4 Completion of compression Discharge 1 When compression is completed all Valve of the refrigerant has been drawn from the suction chamber 2 Operation then returns to step 1 Start of compression and the above process of suction and compression continues repeatedly in succession Page 14 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Compressor lubrication The lubrication system is comprised of a hollow shaft an oil scraper mounted at the end face hollow shaft a shaft journal shaft bearing and the lubrication groove for the shaft journal The lubrication groove is wider than the oil l ew shaft Eccentric Shaft hole When the shaft turns oil is scraped N Roller upward by the oil scraper along the inside My diameter of the hollow shaft The oil is fed Boe Ie through the oil hole by centrifugal force A E s then supplied to the lubrication groove for 2 2 each shaft journal lubricating
26. he evaporator outlet piping and detects low temperature on the evaporator as a resistance value Specification Symbol Type Connector Characteristic Short Detection Open Detection OUT TEMP SENSOR 10 k ohm at 77 F 181 F 83 C or 29 F 34 C or 25 C more less TH2 IN TEMP SENSOR 10 k ohm at 77 F 181 F 83 C or 29 F 34 C or TH2 25 C more less TH3 ICE TEMP SENSOR 10 k ohm at 77 F 181 F 83 C or 29 F 34 C or TH3 25 C more less Page 30 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Drain Tank Switch e The drain switch activates and stop the operation of compressor motor and fan motor when approximately 3 17 gal 12 L of drain water accumulates in the drain tank At the same time control panel display FL and compressor and fan operations stop This system uses a 250 V 0 1 A rating micro switch for this function e When approximately 3 17 gal 12 L of drain water accumulates in the drain tank the drain tank base plate which is supported at fulcrum a is pushed down in the direction of the arrow e When the drain tank base plate is forced down portion A located at the top of the drain tank base plate turns off micro switch contacts 1 2 rm lt CD Ke O gt CD et O m Drain Pan N Portion UR WUC LL Lk J Drain Tube NC 2 5 Xtreme Power Conversion XPC Co
27. igher when the ambient temperature is too high The compressor will not work unless the ambient air temperature is within the acceptable operating range of the unit Common to hear coolant flowing after unit shuts off Replace a new spring SE Xtreme Power Conversion XPC Corporation Page 35 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners DISASSEMBLY For XC 14A Disassembly Cooling Air Duct ax screws 4 1 Remove the drain tank Qy 2 Take out the four 4 screws and then remove the cooling air duct Drain Tank 3 Take out the three 3 screws and then remove the electric cover 2e Screws 3 pt uidi cover 4 Off the circuit breaker For safety Page 36 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners 5 Take out the seven 7 screws Unfasten two 2 screws to a half point Pull the front panel forward Screws 7 Screws 2 4 7 Pd Front Panel 6 Disconnect the connector from the control panel and then remove the front panel Connector 7 Take out the five 5 screws and then remove the upper panel Xtreme Power Conversion XPC Corporation Page 37 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Screws 5 8 Take out the five 5 screws and then Back Cover remove the back cover
28. nch off tube of the refrigerant cycle to prevent oxidation NOTE Do not get foreign matter such as dirt water or oil into the piping 5 Vertical joints Vertical Down Joint e For vertical joints heat the entire brazed i Brazing Filler Metal fitting to the proper brazing temperature Burner Bring the brazing filler metal into contact with the fitting so that the brazing filler metal begins to flow e Stop heating the fitting as soon as the brazing filler metal has flown into the gap clearance Since the brazing filler metal flows easily into portions heated to the proper temperature the entire fitting must be kept at the proper brazing temperature Brazing Filler Metal Xtreme Power Conversion XPC Corporation Page 51 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Charging the System with R 410A Refrigerant e Always ensure that the refrigerant system has been properly evacuated before charging with the specified amount of R 410A e Equipments is only for R 410A e Liquid charge no gas charge e Make sure not to use more than 90 of the initial weight of R 410A in the cylinder WARNING eWhen handling refrigerant R 410A the following precautions should always be observed Always wear proper eye protection while handling refrigerant Maintain the temperature of the refrigerant container below 104 F 40 C Perform repairs in a properly ventilated area Never in an enclosed
29. ns Portable Air Conditioners Cooling Capacity Btu h 13 200 19 500 21 000 28 000 29 000 Phase Single Single Single Power Supply Volts 115 208 230 208 230 Hertz 60 60 60 Power Consumption Watts 1 400 2 300 3 100 Rated Current Amps ieee oe 11 0 10 0 15 0 14 0 EER Btu Wh 8 6 8 9 9 3 Circuit Breaker Size Amps 15 15 20 Nema Plug Type 5 15P 6 15P 6 20P Power Cord Gauge Awg 14 14 12 Power Cord Length ft 10 10 10 Dimensions Wx H xD mm 45x 1368 x 505 960 1875x620 860 x 1575 x 620 Weight Net Gross Lbs kg 10 TN 90198 95 103 Condensate tank Gallons Liters 3 17 12 3 17 12 3 17 12 No of Cool Air Outlets Pcs 1 2 3 Ambient temperature range F C 64 113 18 45 64 113 18 45 64 113 18 45 Setting temperature Room cool mode F C 64 86 18 30 64 86 18 30 64 86 18 30 Setting temperature Spot cool mode F C 32 86 0 30 32 86 0 30 32 86 0 30 Application Area Room cool mode f m 377 35 527 50 743 70 Type R 410A R 410A R 410A Refrigerant Toshiba LG 42 3 1200 51 8 1470 oz g 45 9 451 15 5 440 Design Pressure HilLow Psig foshiba 450 fao 450 250 450 280 Indoor Air Flow High Low CFM CMH 483 420 870 1810 890 330 pcs 4 4 4 Wheels diameter 76mm 102mm 102mm Hot Air Duct Diameter In mm 12 300 16 400 16 400 Maximum Duct Length ft m 16 5 30 9 30 9 Compressor overload protector Anti freezing thermister Full drain tank switch Safety D
30. pliance shall be installed in accordance with national wiring regulations 27 If the supply cord is damaged it must be replaced by the manufacturer its service agent or similarly qualified persons in order to avoid a hazard SAVE THESE INSTRUCTIONS SO Page 34 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Troubleshooting chart Symptom Possible Cause s Corrective Action Water leakage The unit doesn t work No cold air flows from the cold air outlet Water flow can be heard after compressor shuts off Alarm displays FT with less than half of condensate water in the tank Spring is possibly broken High water level in condensate tank 1 Check the power supply to verify that power is available to the unit 2 Verify that the power cord is connected 1 Ambient air cannot be properly cooled if the filter is dirty and not regularly cleaned 2 Compressor will not work if the unit isturned off and on quickly 3 The ambient air temperature may be too high No cause Spring is possibly broken 1 Remove blockage from drain hose 2 Remove any object stuck undeerneath of the black panel nuder the water tank 1 Reset the circuit breaker and restart the unit 2 Connect power cord 1 Clean the filter 2 Wait 2 minutes after unit is turned off before turning the unit back on 3 The temperature of the compressor can be h
31. ressure Switch On Between 10 to 20 On Activates Defect control mA at DC12 V Contact Normally closed Off signal LED shows PS output signal ON Tank Full Switch On Between 10 to 20 On Activates Defect control mA at DC12 V Contact Normally closed Off signal LED shows FT Output signal ON Xtreme Power Conversion XPC Corporation Page 23 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Control Specifications 1 EVAPORATOR FAN MOTOR e When the BLOWER button is pressed the RL1 3 fan motor HI LOW relay on the relay board turns on operating the fan Specifications RL1 3 Fan motor HI LOW relay output 10 A at AC 250 V 2 Compressor start control e When the ON OFF button is pressed the RL4 relay on the relay board turns on operating the compressor Specifications RL4 Compressor On Off relay output 5 A at AC 250 V 3 Anti freeze control e Anti freeze controls turns the compressor on and off by turning the RLA relay on in accordance with the freeze protection thermistor TH3 temperature As a result decreases in cooling performance due to frost buildup on the evaporator are prevented e Compressor off conditions Freeze protection thermistor TH3 temperature lt 28 4 F 2 C e Compressor on recovery conditions TH3 ICE temperature 2 33 8 F 1 C ON T OLI OFF 28 4 F 33 8 F TH3 temperature 2 C 1 C Evaporator out
32. rporation Page 31 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners ASSEMBLY Component parts Cool air outlet hose FEER lt Top fan wire grille Rubber stopper Side handle zi feit Display Control board pu lt _ Evaporator filter j Condenser filter Guide bar for condensate water tank SS a Condensate water tank Water level is ne la ae panel sensed and the unit operation is stopped Power cord holder when tank is full An alarm will be displayed Empty the tank and replace to gj Front and Right Side View SYMe operation Back and Left Side View Caster POWER CORD HOLDER RUBBER STOPPERS 1 Take out the cord holder from 1 Take out the rubber stoppers the accessory box fF from the accessory box 2 Place the cord holder on the 2 Place the rubber stoppers on back side of air conditioner the back side of air conditioner 3 Use screws enclosed inside bu 3 Use screws enclosed inside of accessory box with cord holder O 4 g of accessory box with rubber to install the cord holder on the ji stoppers to install the rubber air conditioner as shown in Figure 3 stoppers on the air conditioner as shown in Figure 4 DISCHARGE DUCTS SUPPLY AIR DUCT WARM AIR TOP EXHAUST DUCT 1 Remove cool air outlet Optional hose s from carton A warm air top exhaust duct
33. rsion XPC Corporation Page 45 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners 13 Take out the eight 8 screws and then remove the left side panel 1 Take out the four 4 screws and then remove the control panel SO Page 46 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Electrical parts and relay board removal XC 22A XC 30A gt Full Drain Switch lt IN p PPP PP PPP P9 35 P D uu e DD r j 64 3 d h d hd hu SS LP j iY B y f THI EAP SPAPSESPSESES TH E d lebe fi O CO FT FT FU FU PS PS RELAY BOARD O Capacitor yed for Compressor ew Ji d S 24 MCCB Mold case lr Current Braker OCR Over Current Relay Fan Motor for Condenser Capacitor Compressor for Condenser Motor R C O O Data cable connector O Capacitor for Evaporator Motor Xtreme Power Conversion XPC Corporation Page 47 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners XC 22A XC 30A Capacitor for Compressor Cable Tie Control Box Capacitor for Eva motor i gos tr ta p Capacitor for Cond motor Stand Off S m OCR Over Current Relay Relay Board Page 48 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Fan Motor Removal XC 22A XC 30A 1 Eva Top Cover 6 Evaporator 2
34. temperature EEE Page 24 Xtreme Power Conversion XPC Corporation XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners 4 Compressor time delay control compressor protection Compressor protection consists of a time delay program within the microprocessor This program prevents a heavy load from being applied to the compressor motor when restarting the unit room cool mode or spot cool mode after a very short period of time This delay is in effect any time the compressor is turned on by either the POWER ON OFF button or ROOM COOL or SPOT COOL ON OFF button Specifications Time Delay 120 sec 5 Automatic restart and recovery function e The microprocessor contains a feature that automatically restart the unit after power is lost and regained and also has memory to store and recover operation status in the even of a power loss Status of memory during power interruption e When the input power is off the status items below are saved in the memory Running status on or off Operating mode Cool mode or fan only mode Set temperature Temperature mode F or C ee Xtreme Power Conversion XPC Corporation Page 25 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners 6 Temperature control e During cool mode temperature control changes the RL4 compressor on off relay status according to TH3 temperature in the available range 4 F to 140 F 20 C to 60 C RL4
35. the bearing Oil Feed Be lt In this lubrication system oil enters into each bearing separately and returns to the oil reservoir This system effectively prevents bearing temperature increases and offers high reliability In addition the specially treated shaft journal keeps the bearing from being damaged during high temperature operation Oil Hole Oil Scrapper Condenser 1 The condenser is a heat exchanger with Louver fins 2 Heat is given off and absorbed by air being pulled across the condenser fins by the axial fan The air is then expelled through the condenser air outlet HE EHED Xtreme Power Conversion XPC Corporation Page 15 XC 14A XC 22A XC 30A SERVICE MANUAL Portable Air Conditioners Capillary Tube The capillary tube is a long thin tube that utilizes line flow resistance as an expansion valve The length and the inner diameter of the capillary tube are determined according to the capacity of the refrigeration system operating conditions and the amount of Low Temp Low Pressure High Temp High Pressure refrigerant The high pressure high Gas and Liquid Mixture Liquid Refrigerant temperature liquid refrigerant sent from the condenser expands rapidly as the refrigerant is sprayed out through the fixed orifice in the capillary tube As a result the temperature and state of the refrigerant becomes low and mist like and therefore evaporates easily lt a Evaporator NN DN z A The
Download Pdf Manuals
Related Search