Islandaire EZ DR.PTAC Series Engineering Manual Download Page 7

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Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759

Product Overview (

cont.

)

Islandaire manufactures the EZ42/EZDR unit loaded with standard features that

other manufacturers often consider optional.

AUTO

VENTURI SHROUD

SLINGER FAN BLADE

TANGENTIAL BLOWER WHEEL

DISCHARGE GRILLE

RETURN AIR

FILTERS

REMOVABLE FRONT PANEL

WALL SLEEVE

DIGITAL TOUCHPAD CONTROL /

DIAGNOSTIC CENTER

CHASSIS

COMPRESSOR

FRESH AIR INTAKE

SLOPED BASEPAN

Summary of Contents for EZ DR.PTAC Series

Page 1: ...H PTAC PTHP Perfect fit for Replacing Existing 42 x 16 Units and for New Construction Projects Engineering Manual MANUFACTURER OF QUALITY AIR CONDITIONING AND HEATING PRODUCTS 6140207 Rev 061322 AHRI...

Page 2: ...nstallation 20 Internal Drain Installation 21 Rear Grille Installation Instructions 22 Stamped Rear Grille 22 Architectural Rear Grille 23 Subbase Assembly Installation 26 Subbase Assembly Installatio...

Page 3: ...eam approach to manufacturing produces a superior overall product and assures a larger degree of flexibility in design and production scheduling to meet tight prototyping or construction timetables Th...

Page 4: ...42 and EZDR Packaged Terminal Air Conditioning PTAC unit is designed to meet the needs of the architect engineer and contractor For unit instal lation Islandaire s expert support network will assist i...

Page 5: ...ndaire unit is designed to operate quietly and efficiently and is backed by the best warranty program available Standard warranty is one year parts and labor including five year compressor part only w...

Page 6: ...n Corrosion Protection All Islandaire PTAC units have corrosion protection that can help extend the life of the unit Below are just some of the components that feature corrosion protections Wall Sleev...

Page 7: ...ndaire manufactures the EZ42 EZDR unit loaded with standard features that other manufacturers often consider optional AUTO VENTURI SHROUD SLINGER FAN BLADE TANGENTIAL BLOWER WHEEL DISCHARGE GRILLE RET...

Page 8: ...top and sides to reduce noise and increase efficiency Heavy 18 gauge steel with powder paint coating for maximum scratch dent and corrosion resistance See page 19 for wall sleeve installation instruc...

Page 9: ...ng Venturi Shroud Works with the fan to maximize air flow and increase efficiency Removes easily for quick access when cleaning the condenser coil Return Air Filters 2 per Part Number 6080067 Easily r...

Page 10: ...MQE GREE ETAC TRANE PTE LG LP GE AZ EZ Cooling Chassis 07 7 500 BTU 09 9 500 BTU 12 12 000 BTU 15 15 000 BTU 1 Standard Cooling 2 Heat Pump 1 115v 20 Amps 2 208 230v 20 Amps 3 208 230v 30 Amps 4 208...

Page 11: ...OL 565 525 565 585 830 770 785 785 1 070 1 050 1 070 1 070 1 350 1 370 1 440 EER 12 8 13 0 12 8 12 3 11 8 12 1 12 1 12 1 11 7 11 7 11 7 11 7 10 6 10 6 10 4 CFM HIGH COOL 340 340 375 360 340 340 375 36...

Page 12: ...2 A 1 S 4 6 A A 3 Dual Stage 3 4 kW Elec 2 5 kW 0 9 kW 4 Dual Stage 5 0 kW Elec 3 kW 2 kW A None Cooling Only B 2 0 kW Elec Heat 208v 277v HEATING OPTIONS A None F 250W Fresh Air Heater G 400W Fresh...

Page 13: ...710 900 950 1 000 1 155 1 180 1 300 C O P 3 3 3 4 3 4 3 6 3 5 3 51 3 5 3 4 3 3 3 4 3 4 3 16 NOISE INDOOR OUTDOOR DBA 45 69 45 69 45 69 45 69 45 69 45 69 45 69 45 69 SHIPPING WEIGHT LB 150 150 150 150...

Page 14: ...Two stage electric heat Electric heat add on for the DR PTAC fresh air system for cold climates ACCESSORIES Condensate removal kit 18 gauge insulated wall sleeve Wired remote thermostat Wireless remo...

Page 15: ...is controlled by a humidistat factory set at 50 RH which is monitoring the outdoor relative humidity level and is adjustable by a quali fied servicer When the outdoor humidity level raises above 50 R...

Page 16: ...inimum of 18 inches in front of the chassis is required Provide additional space for service technician to work on the unit Ensure that drapes beds bedspreads furniture etc DO NOT block either return...

Page 17: ...cost during the heating season Maximizes year round comfort Available in 3 4 kW and 5 0 kW only Condensate Drain Kit Part Number 4090661 Attaches to wall sleeve base pan to control condensate removal...

Page 18: ...umn of the table below The minimum clearance between the wall sleeve and adjacent perpendicular walls is shown in the second column If the distance between wall sleeve and adjacent wall will be at or...

Page 19: ...licable codes Be sure that the amperage of the dedicated electri cal service to the unit is correct The subbase accessory includes leveling legs If added wall sleeve support is required and a sub base...

Page 20: ...ust be horizontally level from side to side and pitched one quarter bubble in the sight glass to the outside DO NOT SLOPE THE WALL SLEEVE TOWARD THE ROOM The installer must provide adequate sealing an...

Page 21: ...d one quarter bubble in the sight glass sloping to the outside if unit is to drain outside 5 Secure the wall sleeve by anchoring with fasteners through the sides and top Drill holes of proper size and...

Page 22: ...e Determine which drain opening will provide the best drainage for the installation Local codes will determine the proper method for con densate disposal The drain kit must be installed before install...

Page 23: ...ube is not restricted Cover the two screw heads with a good quality outdoor caulking not supplied for addi tional corrosion protection NOTE If the drain fitting is not connected to an indoor drainage...

Page 24: ...e room Use the attached plastic handle to keep a firm grasp on the grille Angle the grille through the opening at the rear of the wall sleeve then pull the grille back to the wall sleeve and align the...

Page 25: ...the grille to prevent it from dropping and or causing possible injury or property damage 3 Attach the grille to the sleeve by aligning and insert ing the hex nut threaded onto the studs through the h...

Page 26: ...SIONS WINDOW FRAME LOUVERS NOT SHOWN WALL SLEEVE STUD LOCATION CENTER TO CENTER CONDENSATE DRAIN LOCATION LOWER SLOT DIMENSIONS LOCATION TYP 688 500 444 725 227 250 725 250 218 375 450 250 1 525 1 525...

Page 27: ...nstructions cont 42 00 PTAC WIDTH 39 75 PTAC I D 125 SHEET METAL THICKNESS 125 SHEET METAL THICKNESS LOUVER HEIGHT WINDOW HEIGHT LOUVER WIDTH WINDOW WIDTH 16 06 PTAC HEIGHT 9 000 STUDS C C 3 150 STUDS...

Page 28: ...to the incoming power supply Subbase Installation Notes 1 Insert the side extension pieces into the front assem bly and determine the required assembly depth by placing the assembly under the wall sle...

Page 29: ...M CY Chrysler Nesbit EB Singer McQuay EB EC Singer McQuay EC ED Singer McQuay EA RS EH McQuay HC EMEK Singer KS EK ET Friedrich ET FM Slant Fin Monterey GE GE FlatTop GS Islandaire Gas LP PTAC G3 Isla...

Page 30: ...sert the chassis into the wall sleeve 3 Slide the chassis into the wall sleeve until the chassis flanges contact the front edge of the wall sleeve 4 Secure the chassis to the wall sleeve using two scr...

Page 31: ...onto the top edge of the chassis 2 Swing down the front cover over the chassis and apply pressure until it locks into place 3 Make sure that digital display opening and filters align with proper locat...

Page 32: ...moval 2 Remove the shipping screw if installed from the vent door 3 Remove the label if present from over the vent con trol lever on the left side of the chassis Remove the vent door shipping screw NO...

Page 33: ...ooling and operating efficiency Check the filter every two weeks to see whether it needs cleaning 1 Turn unit off 2 Remove each air filter by grasping the top edge of the filter frame and pulling each...

Page 34: ...he unit auto matically switches on a built in electric heater The com pressor stops and a blower circulates warm air produced by the heater When the outdoor coil temperature rises above 40 F heat pump...

Page 35: ...ed on or near the head of the power cord as part of the normal troubleshooting procedure PTAC Wire Harness Kit See PTAC Wire Harness Kit Installation Instructions for proper wire orientation and locat...

Page 36: ...RE SWITCH SEE NOTE T STAT TERMINALS IF USED REV RED 1 RED 4 S1 SETTINGS HYDRONIC HEAT PUMP ELECTRIC HEAT GAS HEAT FREEZE PROTECT RESTART RESERVED FAN CON CYCLE ON ELE DISPLAY BOARD MEMBRANE SWITCH BRA...

Page 37: ...Auto High Low Setting the Clock When new batteries are inserted the default clock setting is 12 00 note that clock is 24 hour format To adjust the clock setting use the MIN button to set the current...

Page 38: ...emperature When the coil tempera ture rises to a safe temperature the compressor resumes normal operation System Controls and Management cont Diagnostic Software The system management software perform...

Page 39: ...Compressor Short Cycle Protection Built in three minute timing delay If cycle is interrupted the compressor will not restart for three minutes On all initial power ups there is a one time 3 minute tim...

Page 40: ...at once the display will toggle between Celsius and Fahrenheit Figure 43 Temp Controls Digital Control Panel AUTO If the temperature in a vacant room falls below 50 F 4 4 C the freeze prevention ther...

Page 41: ...of wiring Powered by AA batteries Mounts in any suitable location that will provide an accurate room temperature reading Large LCD display provides the user with current room temperature set point tem...

Page 42: ...e an energy management system interface Terminal GH Green When this low voltage terminal is connected to the R terminal and the unit is in remote mode the blower fan will be requested for operation on...

Page 43: ...DIP SWITCH HEAT CONFIGURATION G H I J K L M N O P SYN FAULT IR REMOTE ODC IWC OUTDOOR COIL SENSOR IDC INDOOR COIL SENSOR RA RETURN AIR SENSOR N C NORMALLY CLOSED N O NORMALLY OPEN COND CONDENSER MOTO...

Page 44: ...etting To move from one code to the next press the Fan Warm buttons together to move to the next code on the digital display See chart at right for the codes and the set point range they each represen...

Page 45: ...OPERATION DISABLED E3 INDOOR COIL IDC TEMPERATURE SENSOR FAILURE IDC SENSOR LOOSE OR BROKEN AT BOARD CONNECTION UNIT OPERATION DISABLED E5 OUTDOOR COIL ODC TEMPERATURE SENSOR FAILURE UNIT OPERATION DI...

Page 46: ...red Grille Shall be stamped architectural anodized alu minum as shown on plans Louver shall be fin ished natural painted as shown on the schedule Louvers shall be easily installed from the inside of t...

Page 47: ...tric resistance heater For 265V installations UL codes require the use of an electrical equipped subbase for power cord usage or hardwire conduit for non corded installations C Airflow System The airf...

Page 48: ...rviceability of the unit A Standard Controls The chassis shall have standard controls accessible The mode selection control shall provide OFF FAN ONLY HEAT or COOL operations The temperature selection...

Page 49: ...zing the amount of time the unit operates in the more efficient heat pump mode The minimum COP for heat pumps at 47 F DB outdoor must be 2 9 for all sizes Heat pump models shall also include reversing...

Page 50: ...all be pre assembled from the factory and be UL listed Subbase options include 1 Non electrical subbase The non electrical subbase shall be pre assembled and provides mechanical sup port and requires...

Page 51: ...to be turned on and off from a remote location or by a motion sensing device Front desk controls shall interface to most energy management systems I Security Door The key locking security door kit sha...

Page 52: ...__________________________________ ____________________________________________________________________________________ ________________________________________________________________________________...

Page 53: ...__________________________________ ____________________________________________________________________________________ ________________________________________________________________________________...

Page 54: ...ng transport causing improper functioning of the unit Immediately following installation the installing con tractor is responsible to check test and start the unit including physically operating the u...

Page 55: ...704 16 36 CM EB 22 30 5 8 EB Dunham Bush J EJ Series 14 30 JA New Port III 25 52 N3 K EK and RK Series 13 15 16 36 KF New Port IV 25 52 N4 Type 41 16 36 1 2 41 Embassy Type 45 16 1 2 37 45 Weathertwin...

Page 56: ...lesman about our DR PTAC option 100 conditioned fresh air Vertical Unit Available For New Construction and as Replacement for GE AZ Vertical and Friedrich Vert I Pak 500 Middle Country Road St James N...

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