DESCRIPTION STANDARD EFFICIENCY SINGLE PACKAGE AIR ...

1 246713-BTG-C-1208. technical . guide . DESCRIPTION . DL units are convertible SINGLE packages with a common footprint cabinet and common roof curb for all 6-1/2. through 12-1/2 ton models. All units have two compressors with independent refrigeration circuits to provide two stages of cooling. The units were designed for commercial STANDARD EFFICIENCY applications and can be easily installed on a roof curb, slab, or frame. SINGLE PACKAGE AIR CONDITIONERS AND. All DL units are self-contained and assembled on rigid full SINGLE PACKAGE GAS/ELECTRIC UNITS perimeter base rails allowing for 3-way forklift access and overhead rigging. Every unit is completely charged, wired, DL-06, -07, -08, -10 and -12 piped, and tested at the factory to provide a quick and easy 6-1/2, 7-1/2, 8-1/2, 10 and 12-1/2 NOMINAL TONS field installation.

2 EER. All units are convertible between side and down airflow. A. independent economizer design is used on side and down discharge applications, as well as all tonnage sizes. DL units are available in the following configurations: cool- ing only, cooling with electric heat, and cooling with gas heat. Electric heaters are available as factory-installed options or field-installed accessories. Tested in accordance with: FOR DISTRIBUTION USE ONLY - NOT TO BE USED AT POINT OF RETAIL SALE. 246713-BTG-C-1208. TABLE OF CONTENTS. DESCRIPTION .. 1 Tbl. # Pg. #. FEATURES .. 3 11 ELECTRICAL DATA DL-06 (6-1/2 TON) STD EFFICIENCY . FACTORY INSTALLED OPTIONS .. 5 WITH PWRD CONVENIENCE OUTLET .. 19. 12 ELECTRICAL DATA - DL-07 (7-1/2 TON) STANDARD .

3 FIELD INSTALLED ACCESSORIES .. 7 EFFICIENCY W/O PWRD CONV. OUTLET .. 20. NOMENCLATURE .. 11 13 ELECTRICAL DATA - DL-07 (7-1/2 TON) STANDARD . guide SPECIFICATIONS .. 47 EFFICIENCY W/PWRD CONV. OUTLET .. 20. 14 ELECTRICAL DATA DL-08 (8-1/2 TON) STD EFFICIENCY . LIST OF FIGURES W/O PWRD CONVENIENCE OUTLET .. 21. 15 ELECTRICAL DATA DL-08 (8-1/2 TON) STD EFFICIENCY . Fig. # Pg. # WITH PWRD CONVENIENCE OUTLET .. 21. 1 DL COMPONENT LOCATION (DL-10 SHOWN) .. 3 16 ELECTRICAL DATA DL-10 (10 TON) STD EFFICIENCY . 2 UNIT 4 POINT LOAD .. 36 W/O PWRD CONVENIENCE OUTLET .. 22. 3 UNIT CENTER OF GRAVITY .. 36 17 ELECTRICAL DATA DL-10 (10 TON) STD EFFICIENCY WITH. PWRD CONVENIENCE OUTLET .. 22. 4 UNIT 6 POINT LOAD.

4 36. 18 ELECTRICAL DATA DL-12 (12-1/2 TON) STD EFFICIENCY . 5 UNIT DIMENSIONS .. 37. W/O PWRD CONVENIENCE OUTLET .. 23. 6 DL ROOF CURB DIMENSIONS .. 38. 19 ELECTRICAL DATA DL-12 (12-1/2 TON) STD EFFICIENCY . 7 TRANSITION ROOF CURBS .. 39 W/PWRD CONVENIENCE OUTLET .. 23. 8 BOTTOM DUCT OPENINGS .. 39 20 ELECTRIC HEAT MULTIPLIERS .. 23. 9 REAR DUCT DIMENSIONS .. 40 21 DL-06 (6-1/2 TON) SIDE SHOT BLOWER. 10 DOWNFLOW ECONOMIZER HOOD DETAIL .. 40 PERFORMANCE .. 24. 11 FACTORY INSTALLED DOWNFLOW ECONOMIZER .. 41 22 DL-07 (7-1/2 TON) SIDE SHOT BLOWER. 12 FIELD INSTALLED DOWNFLOW ECONOMIZER PERFORMANCE .. 25. W/POWER EXHAUST .. 42 23 DL-08 (8-1/2 TON) SIDE SHOT BLOWER. 13 FIELD INSTALLED HORIZONTAL ECONOMIZER PERFORMANCE.

5 26. W/POWER EXHAUST .. 42 24 DL-10 (10 TON) SIDE SHOT BLOWER PERFORMANCE . 27. 14 SLAB ECONOMIZER DOWNFLOW W/POWER 25 DL-12 (12-1/2 TON) SIDE SHOT BLOWER. EXHAUST .. 42 PERFORMANCE .. 28. 15 SLAB ECONOMIZER END RETURN W/POWER 26 DL-06 (6-1/2 TON) DOWN SHOT BLOWER. EXHAUST .. 43 PERFORMANCE .. 29. 16 TYPICAL COOLING UNIT WITH GAS HEAT WIRING 230 27 DL-07 (7-1/2 TON) DOWN SHOT BLOWER. VOLT DIAGRAM .. 44 PERFORMANCE .. 30. 17 TYPICAL COOLING UNIT WITH/WITHOUT ELECTRIC 28 DL-08 (8-1/2 TON) DOWN SHOT BLOWER. HEAT WIRING DIAGRAM .. 45 PERFORMANCE .. 31. 18 TYPICAL COOLING UNIT WITH GAS HEAT WIRING 460, 29 DL-10 (10 TON) DOWN SHOT BLOWER. 575 VOLT AND 50 HZ DIAGRAM .. 46 PERFORMANCE .. 32. 30 DL-12 (12-1/2 TON) DOWN SHOT BLOWER.

6 LIST OF TABLES PERFORMANCE .. 33. Tbl. # Pg. # 31 ADDITIONAL STATIC RESISTANCE DL-06, -10. AND -12 .. 34. 1 ACCESSORIES ..9. 32 ADDITIONAL STATIC RESISTANCE DL-07, -08 .. 34. 2 DL PHYSICAL DATA ..12. 33 ELECTRIC HEAT MINIMUM SUPPLY AIR CFM .. 35. 3 DL CAPACITY RATINGS ..13. 34 INDOOR BLOWER SPECIFICATIONS .. 35. 4 UNIT VOLTAGE LIMITATIONS ..13. 35 POWER EXHAUST SPECIFICATIONS .. 35. 5 COOLING CAPACITY DL-06 (6-1/2 TON) UNIT ..14. 36 4 POINT LOAD WEIGHT .. 36. 6 COOLING CAPACITY DL-07 (7-1/2 TON) UNIT ..15. 37 6 POINT LOAD WEIGHT .. 37. 7 COOLING CAPACITY DL-08 (8-1/2 TON) UNIT ..16. 38 UNIT WEIGHT .. 37. 8 COOLING CAPACITY DL-10 (10 TON) UNIT ..17. 39 UNIT HEIGHT .. 37. 9 COOLING CAPACITY DL-12 (12-1/2 TON) UNIT.

7 18. 40 UNIT CLEARANCES .. 37. 10 ELECTRICAL DATA DL-06 (6-1/2 TON) STD EFFICIENCY . 41 ECONOMIZER USAGE .. 41. W/O PWRD CONVENIENCE OUTLET ..19. 2 Johnson Controls Unitary Products 246713-BTG-C-1208. Simplicity Control Board Terminal Block w/ Screw Connector for T-stat Disconnect Location Filter Access Filter-Drier (Solid Core). for Hi-Voltage Wiring and Network (Optional Disconnect Switch) (2 Filters). Connection Connection Condenser Section Second model nameplate inside hinged access Belt-Drive panel Blower Motor Dual stage cooling for Slide-Out Motor maximum and Blower comfort Assembly for easy adjustment and service. Compressor #2 Access (High-Eff Compressor w/ crankcase heater). Base Rails w/ Forklift Power Ventor Motor Slots (3 Sides) & Lifting Holes Two-stage gas heat- Roof curbs in eight- and ing to maintain fourteen-inch heights.

8 Slide-Out Drain warm, comfortable Roof curbs for transi- Pan w/ Steel 3/4 temperature tioning from DHB/DUC/ NPT, Female DHC/DUS footprint to Toolless Connection door latch Side entry power Intelligent control board for the DL Series footprint Compressor #1 Access (High-Eff and control wiring safe and efficient operation are also available (field- Compressor w/ crankcase heater). knockouts installed accessory). FIGURE 1 - DL COMPONENT LOCATION (DL-10 SHOWN). FEATURES Service windows have been placed in both condenser section walls. Rotation of the cover allows easy access STANDARD EFFICIENCY All STANDARD EFFICIENCY units have to the condenser coils for cleaning or inspection. a minimum EER of Gas/electric units have elec- tronic spark ignition and power vented combustion with Both the unit control board and ignition control board utilize steady state efficiencies of 80%.

9 Flash codes to aid in diagnosis of unit malfunctions. Unique alarm codes quickly identify the source of the unit alarm. Service Friendly The DL incorporates a number of enhancements which improve serviceability. All units use the same STANDARD filter size. This stan- dardization removes any confusion on which filter sizes The motor and blower slide out of the unit as a common are needed for replacement. assembly. This facilitates greater access to all the indoor airflow components, thus simplifying maintenance and The non-corrosive drain pan slides out of the unit to per- adjustment. mit easy cleaning. The drain pan is accessed by remov- ing the drain pan cover plate on the rear of the unit.

10 Service time is reduced through the use of hinged, tool- Once the plate is removed, the drain pan slides out less panels. Such panels provide access to frequently through the rear of the unit. inspected components and areas, including the control box, compressors, filters, indoor motor & blower, and the All DL units have a second model nameplate located heating section. The panels are screwed in place at the inside the control access door. This is to prevent deterio- factory to prevent access by children or other unauthor- ration of the nameplate through weathering. ized persons. It is recommended that the panels be Environmentally Aware For improved Indoor Air secured with screws once service is complete.