Page 2 - FRIEDRICH AIR CONDITIONING CO.; TECHNICAL SUPPORT; FRIEDRICH AUTHORIZED PARTS DEPOTS; AAA Refrigeration Service; CUSTOMER SATISFACTION and QUALITY ASSURANCE
FRIEDRICH AIR CONDITIONING CO. 10001 Reunion Place, Ste. 500, San Antonio, TX 78216(210) 546-0500 877-599-5665 x 261 FAX (210) 546-0630 Email: [email protected] Printed in the U.S.A. TECHNICAL SUPPORT CONTACT INFORMATION FRIEDRICH AUTHORIZED PARTS DEPOTS AAA Refrigeration Service 13...
Page 3 - Table of Contents
1 Table of Contents Important Safety Information ...........................................2-4 Introduction .........................................................................4 General Product Features ..................................................5 HVAC Engineering Specifi cations .........
Page 4 - IMPORTANT SAFETY INFORMATION; Your safety and the safety of others are very important.; and tell you what will happen if the instructions are not followed.; WARNING; NOTICE
IMPORTANT SAFETY INFORMATION The information contained in this manual is intended for use by a qualifi ed service technician who is familiar with the safety procedures required for installation and repair, and who is equipped with the proper tools and test instruments required to service this produc...
Page 5 - PERSONAL INJURY OR DEATH HAZARDS; REFRIGERATION SYSTEM HAZARDS:
PERSONAL INJURY OR DEATH HAZARDS ELECTRICAL HAZARDS: Unplug and/or disconnect all electrical power to the unit before performing inspections, maintenance, • or service. Make sure to follow proper lockout/tag out procedures. • Always work in the company of a qualifi ed assistant if possible. • Capaci...
Page 6 - PROPERTY DAMAGE HAZARDS; WATER DAMAGE HAZARDS:; INTRODUCTION; IMPORTANT
Make sure to follow all safety precautions and to use proper protective safety aids such as: gloves, • safety glasses, clothing etc. Failure to follow proper safety procedures and/or these warnings can result in serious injury or death. • MECHANICAL HAZARDS: Extreme care, proper judgment and all saf...
Page 7 - General Product Features
5 DIAMONBLUE TECHNOLOGY Diamonblue seacoast protection protects the outdoor coil from harsh environments. Comes standard on all models. DIGITAL DEFROST THERMOSTAT The new Friedrich PTAC uses a digital thermostat to accurately monitor the outdoor coil conditions to al- low the heat pump to run whenev...
Page 8 - Digital Packaged Terminal Air Conditioners & Heat Pumps
6 Digital Packaged Terminal Air Conditioners & Heat Pumps All units shall be factory assembled, piped, wired and fully charged with 310 for air conditioners and ARI standard 380 for heat pumps. Units shall be UL listed and carry a UL label. All units shall be factory run-tested to check operatio...
Page 9 - Component Identification; Typical Unit Components and Dimensions; PDXWS Wall Sleeve Dimensions:
7 Component Identification Typical Unit Components and Dimensions FILTERS RETURN AIR GRILLE FRONT COVER CHASSIS OUTDOOR GRILLE WALL SLEEVE DISCHARGE GRILLE PDXWS Wall Sleeve Dimensions: 16" H x 42" W x 13-¾" D Front Cover Dimensions: 16" H x 42" W x 7-¾" D Cut-Out Dimensions:...
Page 10 - Accessories
8 Accessories PXAA New Construction Accessories PDXWS PDXWSEXT WALL SLEEVE Galvanized zinc coated steel is prepared in an 11-step oven for exceptional durability. The wall sleeve is insulated for sound DEEP WALL SLEEVE EXTENSION For use when the wall is thicker than 13 1/4”deep. The wall sleeve may ...
Page 12 - PTAC Serial Number Identification Guide; SERIAL NUMBER; PD H 07 K 3 S F A; PD = P Series Digital PTAC; UNIT IDENTIFICATION; Model Number Code
A A A M 00001 LJ = 2009 AE = 2015 AK = 2010 AF = 2016 AA = 2011 AG = 2017 AB = 2012 AH = 2018 AC = 2013 AJ = 2019 AD = 2014 A = Jan D = Apr G = Jul K = Oct B = Feb E = May H = Aug L = Nov C = Mar F = Jun J = Sep M = Dec PRODUCT LINE M = PTAC MONTH MANUFACTURED PTAC Serial Number Identification Guide...
Page 13 - PDE Series; Chassis Specifications
250 V Receptacles and Fuse Types AMPS 15 20 30 HEATER SIZE 0, 2.0 kW 3.0 kW 5.0 kW RECEPTACLE PDE Series PDE07K PDE07R PDE09K PDE09R PDE12K PDE12R PDE15K PDE15R PERFORMANCE DATA: COOLING BTUh 7700/7600 7700 9000/8800 9000 12000/11800 12000 15000/14600 15000 POWER (WATTS) 640/620 640 800/770 800 1120...
Page 14 - Cooling & Heating Performance; PDE 230V - Extended Cooling Performance
Cooling & Heating Performance PDE 230V - Extended Cooling Performance OUTDOOR DRY BULB TEMP. (DEGREES F AT 40% R.H.) 75 85 95 105 110 INDOOR WET BULB TEMP. (DEGREES F AT 80 F D.B.) 72 67 62 72 67 62 72 67 62 72 67 62 72 67 62 PDE07 BTUh 9055 8709 8062 8624 8131 7500 8285 7700 6815 7762 6892 6075...
Page 15 - PDE 265V - Extended Cooling Performance
Cooling & Heating Performance PDE 265V - Extended Cooling Performance OUTDOOR DRY BULB TEMP. (DEGREES F AT 40% R.H.) 75 85 95 105 110 INDOOR WET BULB TEMP. (DEGREES F AT 80 F D.B.) 72 67 62 72 67 62 72 67 62 72 67 62 72 67 62 PDE07 BTUh 9055 8709 8062 8624 8131 7500 8285 7700 6815 7762 6892 6075...
Page 16 - Electric Heat Data
Electric Heat Data Electric Heat Data PDE07K0 PDE/PDH07K PDE/PDH07R HEATER WATTS 0 Kw 2000 1635 3000 2450 2000 3000 VOLTAGE 230/208 230 208 230 208 265 HEATING BTUh 0 6824 5580 10236 8360 6824 10236 HEATING CURRENT (AMPS) 0 8.9 7.9 13.2 12.2 7.6 11.4 MINIMUM CIRCUIT AMPACITY 4.0 11.4 10.0 16.8 15.6 ...
Page 17 - ELECTRICAL RATING TABLES; ELECTRIC SHOCK HAZARD
Table 1 250 V Receptacles and Fuse Types AMPS 15 20* 30 RECEPTACLE TIME-DELAY TYPE FUSE (or HACR circuit breaker) 15 20 30 ELECTRICAL RATING TABLES HACR – Heating, Air Conditioning, Refrigeration * May be used for 15 Amp applications if fused for 15 Amp NOTE: 265 volt units are hard wired. AWG – Ame...
Page 18 - Electrical Shock Hazard; Power Cord Installation
16 Model Heater kW Power Cord Kit Voltage Amperage Receptacle PDE07K 0.0 PXPC23000 230/208 15 NEMA.6-15r PDE/PDH07K 2.0 PXPC23015 230/208 15 NEMA.6-15r 3.0 STD 230/208 20 NEMA.6-20r PDE09K 0.0 PXPC23000 230/208 15 NEMA.6-15r PDE/PDH09K 2.0 PXPC23015 230/208 15 NEMA.6-15r 3.0 STD 230/208 20 NEMA.6-20...
Page 21 - Desk Control Terminals; Energy Management
26 Desk Control Terminals The Friedrich PD model PTAC has built-in provisions for connection to anexternal switch to control power to the unit. The switch can be a centraldesk control system or even a normally open door switch. For desk control operation connect one side of the switch to the D1 term...
Page 22 - FRIEDRICH DIGITAL CONTROL FEATURES
FRIEDRICH DIGITAL CONTROL FEATURES The new Friedrich digital PTAC has state of the art features to improve guest comfort, indoor air quality and conserve energy. Through the use of specifi cally designed control software for the PTAC industry Friedrich has accomplished what other Manufacturer’s have...
Page 24 - DIP SWITCH
! !"#$%&'()$*+"#,-.)/-+#%01#(20),!"(#$/"#+-,$)"%#$)#)!"#+-2"/#+"3)#!$.%#1-/)0-.#-3#)!"#%040)$+#56$/)#7".)"/8# !"#0.1')(#$/"#-.+9#:0(0*+"#$.%#$,,"((0*+"#20)!#)!"#3/-.)#,-:"/#/"6-:"%#3/-6#)!"#; <78 !"!#$%&am...
Page 25 - DIGITAL CONTROL DIAGNOSTICS; The chart below lists malfunctions and their description.
DIGITAL CONTROL DIAGNOSTICS The chart below lists malfunctions and their description. Indoor air temp sensor open/short Indoor coil sensor open or short Outdoor coil sensor open/short Freeze Guard protection Indoor coil high temp protection Outdoor coil high temp protection Indoor coil freeze protec...
Page 26 - MALFUNCTION ANALYSIS
24 MALFUNCTION ANALYSIS Switch is broken down Transformer is broken Fuse is burned out No power supply Failure of crystal oscillator or reset circuit Controller is broken The thermostat hasn’t been adjusted well Receiver head is broken or it isn’t plugged well Heat exchanger is blocked Supply voltag...
Page 29 - CAPACITORS; Capacitor Check with Capacitor Analyzer; COMPONENTS TESTING; BLOWER / FAN MOTOR TEST
27 CAPACITORS ELECTRIC SHOCK HAZARD WARNING Turn off electric power before servicing. Discharge capacitor with a 20,000 Ohm 2 Watt resistor before handling. Failure to do so may result in personal injury, or death. Capacitor Check with Capacitor Analyzer The capacitor analyzer will show whether the ...
Page 30 - DRAIN PAN VALVE
28 DRAIN PAN VALVE During the cooling mode of operation, condensate which collects in the drain pan is picked up by the condenser fan blade and sprayed onto the condenser coil. This assists in cooling the refrigerant plus evaporating the water. During the heating mode of operation, it is necessary t...
Page 31 - REFRIGERATION SEQUENCE OF OPERATION
Suction Line Evaporator Coil Metering Device Refrigerant Strainer Discharge Line Condenser Coil Compressor Refrigerant Drier Liquid Line A good understanding of the basic operation of the refrigeration system is essential for the service technician. Without this understanding, accurate troubleshooti...
Page 32 - Refrigerant Charging; RISK OF ELECTRIC SHOCK; R-410A SEALED REFRIGERATION SYSTEM REPAIRS
30 Refrigerant Charging Proper refrigerant charge is essential to proper unit opera-tion. Operating a unit with an improper refrigerant charge will result in reduced performance (capacity) and/or effi ciency. Accordingly, the use of proper charging methods during ser-vicing will insure that the unit...
Page 33 - BURN HAZARD; Method Of Charging / Repairs; HIGH PRESSURE HAZARD; Undercharged Refrigerant Systems
31 3. Install a process tube to sealed system. 4. Make necessary repairs to system. 5. Evacuate system to 200 microns or less. 6. Weigh in refrigerant with the property quantity of R-410A refrigerant. 7. Start unit, and verify performance. 8. Crimp the process tube and solder the end shut. Proper sa...
Page 35 - METERING DEVICE; Capillar y Tube Systems; Checking for restricted capillary tubes.; HERMETIC COMPONENTS CHECK; CHECK VALVE; CHECK VALVE OPERATION
METERING DEVICE Capillar y Tube Systems All units are equipped with capillary tube metering devices. Checking for restricted capillary tubes. 1. Connect pressure gauges to unit. 2. Start the unit in the cooling mode. If after a few minutes of operation the pressures are normal, the check valve and t...
Page 36 - REVERSING VALVE DESCRIPTION/OPERATION; TESTING THE COIL; CHECKING THE REVERSING VALVE
NOTE: System operating pressures must be near normal before valve can shift . REVERSING VALVE DESCRIPTION/OPERATION The Reversing Valve controls the direction of refrigerant fl ow to the indoor and outdoor coils. It consists of a pressure-operated, main valve and a pilot valve actuated by a solenoid...
Page 37 - Should the valve fail to shift from coooling to heating,; Procedure For Changing Reversing Valve; FIRE HAZARD; Touch Test in Heating/Cooling Cycle
Reversing Valve in Heating Mode When sluggish or stuck in the mid-position, part of the discharge gas from the compressor is directed back to the suction side, resulting in excessively high suction pressure. Should the valve fail to shift from coooling to heating, block the air fl ow through the out...
Page 38 - EXPLOSION HAZARD; Single Phase Connections; Overloads; COMPRESSOR CHECKS
8. Pressurize sealed system with a combination of R-22 and nitrogen and check for leaks, using a suitable leakdetector. Recover refrigerant per EPA guidelines. 9. Once the sealed system is leak free, install solenoid coil on new valve and charge the sealed system by weighing in the proper amount and...
Page 39 - Exter nal Overload; Single Phase Resistance Test; GROUND TEST
Exter nal Overload With power off, remove the leads from compressor termi-nals. If the compressor is hot, allow the overload to cool before starting check. Using an ohmmeter, test continu-ity across the terminals of the external overload. If you do not have continuity; this indicates that the overlo...
Page 40 - PROPER HANDLING OF; COMPRESSOR REPLACEMENT; NEVER
Recommended procedure for compressor replacement 1. Be certain to perform all necessary electrical and refrigeration tests to be sure the compressor is actually defective before replacing. 2. Recover all refrigerant from the system though the process tubes. PROPER HANDLING OF RECOVERED REFRIGERANT A...
Page 41 - ROUTINE MAINTENANCE; ELECTRICAL SHOCK HAZARD!
1. 2. 3. 4. 5. ELECTRIC SHOCK HAZARD WARNING Turn off electric power before service or installation. Failure to do so may result in personal injury, or death. Sealed Refrigeration System contains refrigerant and oil under high pressure. Proper safety procedures must be followed, and proper protectiv...
Page 42 - TROUBLESHOOTING CHART - COOLING
REFRIGERANT SYSTEM DIAGNOSIS COOLING REFRIGERANT SYSTEM DIAGNOSIS HEATING Low Load Conditions High Load Conditions Low Load Conditions High Load Conditions Low Air Flow Across High Air Flow Across Refrigerant System Low Air Flow Across Indoor Coil Indoor Coil Restriction Outdoor Coil Refrigerant Sys...
Page 43 - HEAT PUMP; SYSTEM COOLS WHEN; NO; ELECTRICAL TROUBLESHOOTING CHART - HEAT PUMP
HEAT PUMP SYSTEM COOLS WHEN HEATING IS DESIRED. Is Line Voltage Present at the Solenoid Valve? Is the Selector Switch Set for Heat? NO YES Is the Solenoid Coil Good? Replace the Solenoid Coil NO YES Reversing Valve Stuck Replace the Reversing Valve ELECTRICAL TROUBLESHOOTING CHART - HEAT PUMP ELECTR...
Page 44 - LEGEND FOR T-STAT WIRING HARNESS; Electronic; REMOTE WALL THERMOSTAT WIRING DIAGRAM
42 LEGEND FOR T-STAT WIRING HARNESS R 24 VAC Power From Unit Y Coil for Cooling W Call for Heat O Reversing Valve Energized in cooling mode GL Call for Low Fan GH Call for High Fan RT6 - Two Speeds Fan T-Stat - Field Provided-- -- -- Field Wiring GH GL O B Y W RC RH C R W O GL Y GH EXT. SW EXT. SW C...
Page 46 - WIRING DIAGRAM
44 WIRING DIAGRAM 5VDC 5VDC Thermistors Indoor Logic Board Display Control Board 24 V A C TB X 8 HR BK B N R D P R 4V N3 N 4 W H O FA N M ain R ela y B oa rd P R IM YLBL WH YV Rev Solenoid COMP = Compressor COMPONENT ID CAP = Capacitor HTR = Heater TB = Terminal Block OM = Outdoor Fan Motor IM = Ind...
Page 49 - Resistance Table for Air Indoor Temperature Sensor; Resistance
47 Resistance Table for Air Indoor Temperature Sensor Temp. F ! Resistance k ȍ ! " Temp. F ! Resistance k ȍ ! " Temp. F ! Resistance k ȍ ! " Temp. F ! Resistance k ȍ ! -19 138.100 " 20 18.750 " 59 3.848 " 98 1.071 -18 128.600 " 21 17.930 " 60 3.711 " 99 1.039 -17 ...
Page 53 - 011 PTAC PARTS LIST - PDE MODELS
P D E 0 7 K 3 S F P D E 0 7 R 3 S F P D E 0 9 K 3 S F P D E 0 9 R 3 S F P D E 1 2 K 3 S F P D E 1 2 R 3 S F P D E 1 5 K 5 S F P D E 1 5 R 5 S F Ref. # Description Qty Part # Part # Part # Part # Part # Part # Part # Part # 1 Air Filter (Pair) 2 68700138 68700138 68700138 68700138 68700138 68700138 6...
Page 54 - 011 PTAC PARTS LIST - PDH MODELS
P DH 0 7 K 3 S F P DH 0 7 R 3 S F P DH 0 9 K 3 S F P DH 0 9 R 3 S F P DH 1 2 K 3 S F P DH 1 2 R 3 S F P DH 1 5 K 5 S F P DH 1 5 R 5 S F Ref. # Description Qty Friedrich # Friedrich # Friedrich # Friedrich # Friedrich # Friedrich # Friedrich # Friedrich # 1 Air Filter (Pair) 2 68700138 68700138 68700...
