Friedrich A-SERIES User's Manual
Contents
1. vni bd Vision ovi ladies vin nra ond dane Ga PAR ieee ee 12 Chassis Operation Usigtzicie iD TOUT UU TE 13 Low Ambient Protection for Compressor amp eene nenne nnne nennen nna rnit nn nnn nas 13 Heating Defrost Heat Pump Models only 4 esee eene nnne nnn nnn nnns 13 SS PN Doro EDT 13 Condensate Disp sal System EUMQUE RIEN E NUR 13 Service amp Warranty Servicing Chassis QUICK ChangeoUts i isa neci UR T QURE Ku Y CERVI ean 13 RE OE QE II 14 Vert IPAK CCC SS OMNES SUO uUIGR IA DEUM snc SO rcEMI 15 Please read this manual thoroughly prior to equipment installation or operation It is the installer s responsibility to properly apply and install the equipment Installation must be in conformance with the NFPA 70 2002 National Electric Code or current edition and Universal Mechanical Code current edition and applicable local or national codes Proper installation is not difficult but it is essential 920 075 08 Vert I Pak Installation Recommendations For proper unit performance and maximum operating life please refer to the minimum installation clearances below Figure 1 VERT I PAK units must be installed on an outside wall Confined spaces and or covered areas shou2. A SERIES SINGLE PACKAGE VERTICAL AIR CONDITIONERS LIMITED WARRANTY SAVE THIS CERTIFICATE It gives you specific rights you may also have other rights which may vary from state to state and province to province In the event that your unit needs servicing contact your nearest authorized service center If you do not know the nearest service center ask the company that installed your unit or contact us see address and telephone number above To obtain service and or warranty parts replacement you must notify an authorized FRIEDRICH Air Conditioning Co service center distributor dealer or contractor of any defect within the applicable warranty period When requesting service please have the model and serial number from your unit readily available Unless specified otherwise herein the following applies FRIEDRICH A SERIES VERTICAL AIR CONDITIONERS AND HEAT PUMPS LIMITED WARRANTY FIRST YEAR Twelve 12 months from the date of installation Any part found to be defective in the material or workmanship will be repaired or replaced free of charge by our authorized service center during the normal working hours and LIMITED WARRANTY SECOND THROUGH FIFTH YEAR Sixty 60 months from the date of installation ON THE SEALED REFRIGERATION SYSTEM Any part of the sealed refrigeration system that is defective in material or workmanship will be repaired or replaced free of charge excluding freight charges by our authorized
3. teflon tape or pipe joint compound Wall thermostat wired correctly The addition of a secondary drain pan may be required Chassis inserted into plenum Follow all applicable codes Failure to follow these procedures may result in serious property damage A field supplied secondary condensate pan may be applied Check with local codes 920 075 08 Ill Chassis Operation 9 Remote Thermostat Control The chassis requires a simple single stage heat cool wall thermostat Each chassis comes with a terminal strip located in the electrical control box All internal chassis wiring low amp high voltage is factory ready for 230 Volt operation For 208 Volt operation a single wire MUST BE CHANGED ON THE TRANSFORMER Referto Figure 7 on page 9 10 Low Ambient Protection Each chassis is equipped with Low Ambient Protection in the form of a suction line thermostat This thermostat will prevent compressor operation at low suction line temperatures Each chassis is also equipped with a factory installed bellows that will drain water from the base pan to prevent the fan slinger from freezing during winter weather 11 Heating Defrost Heat Pump Models Only All Heat Pumps have a passive heating defrost system Defrost occurs as needed and automatically switches to electric heat during defrost When the outdoor ambient temperature drops below a 45 F factory setting the chassis automatically swit
4. 75 08 10 06
5. CAPACITY 34 3 4 KW A Series Btu h i E 2 s 09 9 000 18 18 000 MEL 12 12 000 24 24 000 Refer to electrical data chart for heater unit compatibility VOLTAGE Not available on 9000 BTU models K 208 230V 1Ph 60Hz 24000 BTU only Vert I Pak Chassis Specifications MT Chassis Wah Shipping W x D x H 26 00 x 28 50 x 35 00 26 00 x 28 50 x 35 00 Drain Connection 3 4 FPT 3 4 FPT CFM Indoor NOTES Height includes 2 duct collar isolators under unit Factory collar accepts 10 flex duct 920 075 08 Il Installation 1 Utility Closet Dimensions Recommended utility closet dimensions and a typical indoor installation are illustrated in Figure 3 Three inches minimum clearance on three sides of the unit must be allowed for return airflow installation access and service access See Figures 3 and 4 for clearances and reference dimensions Figure 3 Typical Utility Closet m Chassis Shown in Closet on Optional Platform 25 x 20 Filter Field Supplied Rigid Ductwork Electrical Connection Exterior Wall V 4 1 4 L 4 4 D D li Flexible Ductwork VPAWP1 8 1 14 Wall Plenum Plenum Divider Wiring VPRG4 Access Panel and Return Air Filter Grille Power See Figure 8 Page 10 Disconnect for return air options 3 4 Drain fiel Optional field Connection installed dran pan refer to local codes Vert Pak Ch
6. ain a minimum distance of 12 between Vert l Pak units see Figure 1 page 3 Consult the factory for any installation or application questions 920 075 08 3 Electrical Data Electrical Data Sample Nameplate see your chassis nameplate MODEL NO 1 SERIAL NO FRIEDRICH AIR CONDITIONING CO SAN ANTONIO TEXAS VOLTS 24 33 34 VOLTAGE RANGE 255 197 WARNING LISTED rare 120524 HEATING AND COOLING EQUIPMENT ELECTRICAL SHOCK AND MOVING PARTS HAZARD CAN CAUSE INJURY OR REFRIG CHARGE 7 OZS R22 DESIGN PRESSURE 575 PSIG HS 150 PSIG LS COOLING BTU HR 8 SEER 10 COP 16 HEAT PUMP BTU HR 14 APPLICABLE PATENTS US 6 065 296 NY MEA NO 295 00 E TOTAL COOLING AMPS 9 TOTAL ELEC HEAT AMPS 15 ELECTRIC HEAT WATTS 18 FOR PERMANENTLY CONNECTED UNITS ONLY COMP PLA 11 LRA 12 MOTOR FLA 13 HP 19 HEATER AMPS 17 MIN CKT AMP 0 USE 1 MAX TIME DELAY FUS OR HACR TYPE CIRCUIT BREAKER GENERAL UNIT INFORMATION MAX OUTLET AIR TEMPERATURE 200 F MAX EXTERNAL STATIC PRESSURE ELECTRIC HEAT 5 IN WATER O CLEARANCE TO COMBUSTIBLE MATERIAL USE ON SINGLE OUTLET CIRCUIT ONLY Y CAUTION PU EC O DE D EA O 1 BLE POWER BEFORE o UNIT TO SERVICING USE ONE OF THE FOLLOWING ITEMS FROM EACH CATEGORY TO COMPLETE THE ASSEMBLY WALL PLENUM VPAWP 1 8 VPAWP1 14 OUTDOOR GRILLE VPAL2 INDOOR GRILLE VPRG1 VPRG2 VPRG5 Important all 208 230v chassis must be hard w
7. assis dimensions 23 wide x 23 deep x 32 1 4 high VPAWP1 8 1 14 Wall Plenum cut out dimensions 24 s wide x 30 e high Chassis installs 23 into Plenum VPRG4 Access Panel cutout dimensions Optional 27 wide by 55 3 4 high Platform 3 Clearance on all three sides See Figure 9 Pg 11 for proper chassis minimum for service and installation installation Figure 4 Top View Outside Wall 920 075 08 2 Wall Plenum and Architectural Louver Installation A Install the wall plenum VPAWP1 8 1 14 components in accordance with the installation instructions provided with each accessory LOADS PROPER WALL HEADER CONSTRUCTION IS REQUIRED THE PLENUM REQUIRES PROPER FLASHING SHIM AND CAULK FOR A WEATHER RESISTANT INSTALLATION o IMPORTANT REMINDER FRIEDRICH WALL PLENUM IS NOT DESIGNED TO CARRY STRUCTURAL B Ensure that the divider is adjusted properly for the depth of the wall in accordance with the accessory installation manual Figure 5 Wall Plenum amp Outdoor Louver Installation Caulk all 8 flange corners Proper Header Proper Flashing Proper Caulking Inside Wall Plenum Part B Outside Wall Proper Caulking Architectural louver VPAL2 mounted on the outside wall plenum Part A Proper Flashing e Rough opening dimension 24 wide x 30 8 high Ensure that the bottom of the plenum is 3 4 from the floor of the closet e For proper airflow maint
8. ave jurisdiction Failure to do so can result in property damage personal injury and or death Electrical Rating Tables NOTE Use copper conductors ONLY Wire sizes are per NEC Check local codes for overseas applications Recommended branch circuit wire sizes Nameplate AWG Wire size maximum circuit breaker size AWG American Wire Gauge Single circuit from main box Based on copper wire single insulated conductor at 60 C 7 920 075 08 3 Electrical Data continued Figure Electrical amp Thermostat Wiring Diagrams FOR 208 VOLT MODELS ONLY MOVE THE WHITE WIRE AS SHOWN BELOW mre THERMOSTAT CONNECTIONS REAR 208V 240V T TRANSFORMER LL RT4 THERMOSTAT FRONT T STAT DEFROST Ld x h Zu 1 m f COIL SOLENOID um BROWN TL SAMPLE WIRING DIAGRAM BLACK HEATER HEAT RELAY 2 LOW AMBIENT dz LESS CONTROL Bi 595256 BROWN RED RE ED pre BOARD E BLACK BRPWM WHITE BROWN TO MOTOR MOUNT MOTOR Note the diagram above illustrates the typical thermostat wiring and 208 volt transformer wiring See the unit control panel for the actual unit wiring diagram and schematic 920 075 08 4 Indoor Return Air Grille Installation There are two Indoor Return Air Grille options as shown in Figure 8 Choose the option that best suits y
9. ce the chassis into the closet with the outdoor side considerably when not fully extended DO NOT EXCEED a facing the wall plenum opening total of 30 ESP as this is the MAXIMUM design limit for the VERT I PAK A Series unit C Slide the chassis into the wall plenum until the plenum divider seal is established See Figure 9 2 Determining the Indoor CFM Chart A CFM Figure 9 Slide in View Chassis Installation ESP Capacity 18000 12000 9000_ ij Y RA 5 LR UN 3 Correct CFM if needed Chart B Correction Multipliers Correction Multipliers for The Vert I Pak chassis must be inserted into the wall plenum so that the plenum divider gasket makes contact with the plastic condenser baffle on the unit The chassis will fit approximately 2 s into the wall plenum 208V 0 97 Cooling 0 95 920 075 08 7 Chassis Final Connections With the chassis in place you are now ready to begin chassis connections A Move the thermostat switches to OFF and AUTO This WARNING will keep the thermostat from cycling the chassis until final connections are complete Electrical shock and moving parts hazard can cause injury EE or death If you have not done so pull out the disconnect B Connectthe ductwork onto the 10 collar Plastic wireties field head found on the front of chassis before continuing instal supplied are suggested to secure the ductwork i
10. ches to electric heat As outdoor ambient temperatures rise above 45 F the chassis returns to the heat pump mode The changeover temperature is user adjustable from approximately 32 F 55 F The defrost thermostat may also be used to lock out the compressor in an emergency heat situation 12 Fresh Air Door The Fresh Air Door is an intake system The fresh air door is opened via a slide on the front of the chassis located just above the indoor coil Move the slide left to open and right to close the fresh air door The system is capable of up to 60 CFM of fresh air 3 H20 internal static pressure 13 Condensate Disposal System The internal drain connections are 3 4 FPT fittings on the right left and outdoor side of the unit See Figure 10 on page 12 The chassis is designed with a condensate drain system that has 3 parts The three parts work as follows Part 1 The systems first stage increases energy efficiency utilizing a factory installed fan that slings the cold condensate onto the hot outdoor coil Part 2 When high outdoor humidity prevents the slinger from disposing of all the condensate the excess condensate overflows into the internal drain connection Part3 If Parts 1 amp 2 fail for any reason excess condensate overflows from a spillway directly into the wall plenum to the outside of the building IF THIS OCCURS THIS IS YOUR WARNING THAT THE CHASSIS OR DRAIN NEEDS SERVICING Follow all codes when w
11. d by law In case of any questions regarding the provisions of this warranty the English version will govern 10 06 920 075 08 V Vert I Pak Accessories MODEL DESCRIPTION VPAWP1 8 VPAWP1 14 RT4 WALL PLENUM Two part sleeve that telescopes in and out from 5 1 2 to 8 in depth The wall plenum sits inside the exterior wall penetration DIMENSIONS 30 s high x 24 wide CUTOUT DIMENSIONS 30 high x 24 s wide Same VPAWP1 8 but telescopes 8 to 14 as required ARCHITECTURAL LOUVER Extruded aluminum louver that attaches to the outdoor section of the wall plenum DIMENSIONS 31 e high x 25 wide Same as VPAL2 but can be ordered in a special color to match the exterior wall DIGITAL THERMOSTAT Single stage wall mounted digital thermostat for control of Friedrich VERT I PAK ACCESS PANEL RETURN AIR GRILLE Serves as access panel to chassis and interior return air grille A field supplied 25 x 20 filter is mounted inside the hinged access door DIMENSIONS 58 high x 29 wide CUTOUT DIMENSIONS 55 3 4 high x 27 wide Il wal rriedrich FRIEDRICH AIR CONDITIONING CO INC Post Office Box 1540 San Antonio Texas 78295 1540 4200 Pan Am Expressway San Antonio Texas 78218 5212 210 357 4400 FAX 210 357 4480 www friedrich com Printed in the U S A 920 0
12. ired with properly sized breaker See nameplate for specific chassis electrical requirements See page 8 Figure 5 for unit wiring and wall thermostat wiring See page 8 for wire size Use HACR type breakers to avoid nuisance trips All field wiring must be done in accordance with nec and local codes 920 075 08 3 Electrical Data continued Figure 6 Electrical Requirements Note All field wiring must comply with NEC and local codes It is the responsibility of the installer to insure that the electrical codes are met Use ONLY wiring size recommended for single Wire Size outlet branch circuit Use ONLY type and size fuse or HACR circuit Fuse Circuit breaker indicated on unit s rating plate See sample Breaker on page 6 Proper current protection to the unit is the responsibility of the owner Unit MUST be grounded from branch circuit to unit or through separate ground wire provided on permanently connected units Be sure that branch circuit or general purpose outlet is grounded Grounding Use recommended wire size given in tables and install a single branch circuit All wiring must comply with local and national codes NOTE Use copper conductors only Wire Sizing CAUTION Electric shock hazard Turn OFF electric power before service or installation All electrical connections and wiring MUST be installed by a qualified electrician and conform to the National Electrical Code and all local codes which h
13. ld be avoided Units should be installed no closer than 12 apart when two units are side by side If three of more units are to operate next to one another allow a minimum of 60 between units or pairs of units Also a vertical clearance of 60 should be maintained between units Units installed on the bottom floor should be mounted at least 6 off of the ground Figure 2 Any time obstructions are present use BUILDING the following guidelines for proper Spacing from the VERT I PAK louver For minor obstructions such as lamp poles or small shrubbery a clearance of 24 from the outdoor louver should be maintained For major obstructions such as a solid fence wall or other heat rejecting device like a condensing unit a mini mum distance of 72 should be kept MAJOR OBSTRUCTION The above suggestions are for reference only and do not represent all possible installations Please contact the factory for information regarding affects of other installation arrangements By following these simple recommendations you can be confident that your Friedrich Vert I Pak will provide years of worry free operation 920 075 08 Section I General Specifications Vert I Pak Model Identification Guide MODELNUMBER V Vertical Series OPTIONS E Cooling with electric heat RT Standard Remote Operation H Heat Pump ELECTRIC HEATER SIZE DESIGN SERIES A Series A 32 47 Cabinet 25 ze 2 5 KW NOMINAL
14. n place Use lation Disconnect external power at the breaker 2 wire ties one for each inner and outer flex duct sleeve C Using the two 3 4 plugs supplied with the unit plug two of the condensate drain holes Connect a drain to the third condensate exit location Be sure to use teflon tape or approved pipe sealant on all drain connections and plugs See Figure 10 D For 208 Volt power only you must move the transformer wire as shown in Figure 7 Page 9 E Review the Final Installation Checklist on Page 12 before replacing the power quick disconnect reconnecting power to the chassis plugging in the remote thermostat harness or operating the chassis RT4 Digital Thermostat Figure 10 8 Final Installation Checklist Drain Connection Correct line voltage and Location Chassis deck level Plenum divider baffle installed Wall plenum caulked Level Flashing HACR type breaker fuse A z T y P d CAUTION Single circuit only The unit basepan has three 3 provisions left right and rear for connecting an external condensate drain Ductwork connected A field supplied condensate drain system must be connected to one of the three left right or rear 3 4 FPT connections on the unit basepan Use of rear fitting may result in staining of the outside wall Chassis weather seal in place The remaining two connections must be plugged using the two 3 4 pipe plugs provided and field supplied
15. orking with the condensate drain system A secondary drain pan may be placed beneath the chassis to prevent condensated spillage due to improper installation or unit malfunction IV Service amp Warranty 14 Servicing Chassis Quick Changeouts The chassis is designed for quick disconnect and change out For minor electrical service the control box cover lifts straight up after the screws amp disconnect head are removed For major electrical refrigeration and fan service the chassis must be removed from utility closet To Remove the Chassis from the Closet A Switch the wall thermostat off B Pull the power disconnect located in the front of the chassis C Turn off all power to the unit at the main breaker or disconnect Disconnect the thermostat wiring Disconnect the electrical connection Disconnect the ductwork Disconnect the drain connection Slide the chassis out of the wall plenum Lift the chassis out of the utility closet I uo 15 Warranty All service work must be done by a qualified servicer See Warranty on the next page and consult your dealer or contractor for details WARNING Electrical shock and moving parts hazard can cause injury or death Pull out the disconnect head found on the front of the chassis before servicing 920 075 08 ZZ gy rredrich Friedrich Air Conditioning Company P O Box 1540 San Antonio TX 78295 210 357 4400 www friedrich com VERT I PAK
16. our needs Use the installation instructions provided with accessories for installation details Figure 8 Return Air Grille Options Option 1 VPRG4 80000 Return Air Grille with Access Panel A field supplied 25 x 20 filter is mounted inside the hinged access door Option 2 All Vert I Pak chassis are shipped with a 14 x 20 filter installed If an accessory filter holder is to be used you MUST remove the factory shipped filter from the chassis Do NOT use two filters Field Supplied Return Air Grille Must have a minumum of 220 square inches of free area Notes A These are the Friedrich recommended return air grille filter access panel arrangements Consult the factory on other arrangements Improper return air arrangements will cause performance problems B Return air arrangements are shown from the front but can also be installed from the right or left side of the unit 10 920 075 08 5 Ductwork Preparation 6 Chassis Installation 1 Duct ESP Install the following components as shown in Figure 5 To determine your system s indoor external static pressure ESP in inches of water use a duct calculator as provided A Ensure that the wall plenum is installed in accordance with by your duct supplier Include all flex duct transitions and the VPAWP1 8 1 14 Installation Manual discharge grille s If flex duct is used be sure all the slack is pulled out of the flex duct Flex duct ESP can increase B Pla
17. rredrich INSTALLATION amp OPERATION GUIDE VERT I PAK A SERIES SINGLE PACKAGE VERTICAL AIR CONDITIONING SYSTEM 9 000 18 000 BTU h 920 075 08 10 06 9o 11 09 ae Do Ie eS 10 11 12 13 14 15 920 075 08 Table of Contents General Specifications Installation Recommendations eeeeeeeeeeeeee nennen nnne nnn nnn nnn nnn nn neni annia aa 3 Model Number Identification Guide 4 5515 5 5 gt 225 2 22 110 4004 60 CT YN VENE LE REB dx E E CUR ES UR CI 4 Installation UIN RU NU NEA UTENDUM EN MUI IUE NEU DE DEDE UNIUS 5 Wall Plenum amp Architectural Louver Installation 6 Electrical 1 9 Indoor Return Air Grille Installation 10 D ctworkPreparation and CFM c ke ERIT 11 Chassis Installdtlo IER E RD A ERR 11 Chassis Final Connections Electrical Duct Drain amp Wall 1 1 1 1 1 1 0 2 2 141 1 11 1 1 12 installation
18. service center during normal working hours The sealed refrigeration system consists of the compressor metering device evaporator condenser reversing valve check valve and the interconnecting tubing These warranties apply only while the unit remains at the original site and only to units installed inside the continental United States Alaska Hawaii Puerto Rico and Canada The warranty applies only if the unit is installed and operated in accordance with the printed instructions and in compliance with applicable local installation and building codes and good trade practices For international warranty information contact the Friedrich Air Conditioning Company International Division Any defective part to be replaced must be made available to FRIEDRICH in exchange for the replacement part Reasonable proof must be presented to establish the date of install otherwise the beginning date of this certificate will be considered to be our shipment date plus sixty days Replacement parts can be new or remanufactured Replacement parts and labor are only warranted for any unused portion of the unit s warranty We will not be responsible for and the user will pay for 1 Service calls to A Instruct on unit operation B Replace house fuses or correct house wiring C Clean or replace air filters D Remove the unit from its installed location when not accessible for service required E Correct improper installations 2 Parts or labor provided by an
19. yone other than an authorized service center 3 Damage caused by A Accident abuse negligence misuse riot fire flood or acts of God B Operating the unit where there is a corrosive atmosphere containing chlorine fluorine or any damaging chemicals other than in a normal residential environment C Unauthorized alteration or repair of the unit which in turn affects its stability or performance D Failing to provide proper maintenance and service E Using an incorrect power source F Faulty installation or application of the unit We shall not be liable for any incidental consequential or special damages or expenses in connection with any use or failure of this unit We have not made and do not make any representation or warranty of fitness for a particular use or purpose and there is no implied condition of fitness for a particular use or purpose We make no expressed warranties except as stated in this certificate No one is authorized to change this certificate or to create for us any other obligation or liability in connection with this unit Any implied warranties shall last for one year after the original purchase date Some states and provinces do not allow limitations on how long an implied warranty or condition lasts so the above limitations or exclusions may not apply to you The provisions of this warranty are in addition to and not a modification of or subtraction from the statutory warranties and other rights and remedies provide
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