Table of Contents
Advertisement
Quick Links
INSTALLATION
INSTRUCTIONS
Q-TEC SERIES
PACKAGED
AIR CONDITIONER
Q24A2
Q36A2
Q48A2
Bard Manufacturing Company, Inc.
Bryan, Ohio 43506
Since 1914 . . . Moving ahead, just as planned.
Models:
Q30A2
Q42A2
Q60A2
Manual:
Supersedes:
File:
Date:
2100-600
NEW
Vol II Tab 14
08-21-13
Manual
2100-600
Page
1 of 38
Advertisement
Table of Contents
Subscribe to Our Youtube Channel
Related Manuals for Bard Q-TEC Q24A2
Summary of Contents for Bard Q-TEC Q24A2
-
Page 1: Air Conditioner
INSTALLATION INSTRUCTIONS Models: Q24A2 Q30A2 Q36A2 Q42A2 Q48A2 Q60A2 Manual: 2100-600 Bard Manufacturing Company, Inc. Supersedes: Bryan, Ohio 43506 File: Vol II Tab 14 Since 1914 . . . Moving ahead, just as planned. Date: 08-21-13 Manual 2100-600 Page 1 of 38... -
Page 2: Table Of Contents
CONTENTS Getting Other Information and Publications tart Up For more information, contact these publishers: ... 3 R-410A Refrgerant............27 Topping Off System Charge ........... 27 General Information Safety Practices.............. 27 Model Nomenclature .......... 4 Description of Standard Equipment ........ 28 Shipping Damage ............ -
Page 3: Getting Other Information And Publications
GETTING OTHER INFORMATION AND PUBLICATIONS FOR MORE INFORMATION, CONTACT These publications can help you install the air conditioner or heat pump. You can usually find these THESE PUBLISHERS: at your local library or purchase them directly from the publisher. Be sure to consult current edition of each standard. -
Page 4: Q-T Ec Model Nomenclature
Series General Information MODEL NOMENCLATURE MODEL FILTER OPTIONS NUMBER 0Z - 0KW X - 1 inch Fiberglass CONDITIONER COIL OPTIONS Q-Tec™ 05 - 5KW INTERNAL (Standard) X - Standard 06 - 6KW CONTROLS F - 2 inch Fiberglass REVISION | 1 - Phenolic coated CAPACITY 09 - 9KW... -
Page 5: Table 1 Factory Built-In Electric Heat Table
Manual 2100-600 Page 5 of 38... -
Page 6: Table 2 Electrical Specifications
Fuse or Wire Wire Ampacity Ckt. A Ckt. B Ckt. A Ckt. B Ckt. A Ckt. B Ckt. A Ckt. B Ckt. Brkr. Size Q24A2-A0Z 230/208-1 Q24A2-B0Z 230/208-3 Q24A2-C0Z 460-3 Q30A2-A0Z 230/208-1 Q30A2-B0Z 230/208-3 Q30A2-C0Z 460-3 Q36A2-A0Z 230/208-1 1 or 2... -
Page 7: Figure 1 Unit Dimensions
Manual 2100-600 Page 7 of 38... -
Page 8: Shipping Damage
SHIPPING DAMAGE FIGURE 2 AIR SEAL UNDER QT UNIT Upon receipt of equipment, the carton should be checked for external signs of shipping damage. The skid must remain attached to the unit until the unit is ready for installation. If damage is found, the receiving party must contact the last carrier immediately, preferably in writing, requesting inspection by the carrier’s agent. -
Page 9: Handling Unit After Removal From Skid
HANDLING UNIT AFTER REMOVAL The blade of the appliance cart should be slid under FROM SKID the wheels of the unit. The strap of the appliance cart should be placed around the unit and strapped tightly. WARNING Help will be required to tip the unit back onto the cart. The unit can be leaned far enough back to be rolled through the door. -
Page 10: Figure 5 Installation With Free Blow Plenum
FIGURE 5 INSTALLATION WITH FREE BLOW PLENUM FIGURE 6 DUCTED APPLICATION Manual 2100-600 Page 10 of 38... -
Page 11: Duct Work
DUCT WORK When used with a ducted supply, a QCX Cabinet Extension can be used to conceal the duct work above All duct work must be properly sized for the design the unit to the ceiling. This extends 20" above the airflow requirement of the equipment. -
Page 12: Fresh Air Intake
This fresh air assembly is located in the rear of the unit Optional Rear Drain Kit, Bard Model QCDS48A, and to gain access to make these adjustments remove is also available for these products. The optional the air filter service door. -
Page 13: Figure 9 Optional Side Drain
FIGURE 9 OPTIONAL SIDE DRAIN (SIDE VIEW) INSTALLATION UNIT FIGURE 10 FIGURE 11 STANDARD REAR DRAIN REAR DRAIN (TOP VIEW) DRAIN LINE WALL (MAXIMUM 10" FOR REAR DRAIN) SLEEVE COUPLINGS NOT SHOWN BUT RECOMMENDED FOR EASE OF REMOVABILITY FOR SERVICE. WALL BRACKET WATER TRAP... -
Page 14: Figure 12A Optional Rear Drain Kit
Manual 2100-600 Page 14 of 38... -
Page 15: Figure 12B Optional Rear Drain Kit
FIGURE 12B PLUG INSTALLED IN SIDE Q/Tec DRAIN REAR DRAIN CONNECTION IN Q/Tec PRODUCT IMPORTANT ! 1/2" SLIP X 1/2" SLIP X 3/4" NPT TEE SUPPLIED WITH DRAIN BOX KIT 3/4" PLASTIC PIPE NIPPLE (TIGHTEN THREADS SO TEE IS SUPPLIED WITH DRAIN BOX KIT HORIZONTAL TO FLOOR) (APPLY TEFLON TAPE TO THREADS) -
Page 16: Figure 12C Optional Rear Drain Kit
FIGURE 12C REMOVE KNOCK-OUT FOR INDOOR DRAIN HOSE CONNECTOR (If Used) MIS-2471 Manual 2100-600 Page 16 of 38... -
Page 17: Figure 12D Optional Rear Drain Kit
FIGURE 12D DRAIN HOSE FROM INDOOR DRAIN PAN. MOVE HOSE FROM ATTACHMENT IN LOWER DRAIN PAN AND SLIDE ONTO DRAIN BOX BARB FITTING, SECURING WITH SUPPLIED CLAMP IF OUTDOOR PAN IS BYPASSED. ( WILL REDUCE RISK OF ALGAE GROWTH IN THE OUTDOOR PAN BUT AT A SLIGHT COOLING PERFORMANCE REDUCTION OF 2-3% ) MIS-2472... -
Page 18: Figure 13A Unit Mounting
FIGURE 13A UNIT MOUNTING SIDE TRIM (2 PCS.) ENLARGED VIEW OF MOUNTING BRACKET SHOWING SLEEVE TO CABINET ATTACHMENT SIDE TRIM (2 PCS.) MOUNTING BRACKET WALL SLEEVE #8 SCREW PROVIDED (LIGHT COLOR) MOUNTING BRACKET CABINET SIDE PANEL #10 HEX HEAD SCREW BOTTOM PROVIDED TRIM PIECE BOTTOM TRIM EXTENSION... -
Page 19: Installation Instructions
INSTALLATION INSTRUCTIONS MOUNTING THE UNIT alignment to the mounting brackets. This unit must be level from side to side. If adjustments When installing a Q-T unit near an interior wall on are necessary, shim up under the rollers with the left side, a minimum of 8 inches is required; 12 sheets of steel or any substance that is not inches is preferred. -
Page 20: Wiring - Main Power
WIRING – MAIN POWER The disconnect access door on this unit may be locked to prevent unauthorized access to the disconnect. Refer to the unit rating plate and/or Table 2 for wire See “Start Up” section for information on three phase sizing information and maximum fuse or “HACR scroll compressor start-ups. -
Page 21: Low Voltage Connections
The Climate Control Option B is an electronic, LOW VOLTAGE CONNECTIONS programmable thermostat and is BACnet compatible. FOR DDC CONTROL The thermostat can be set in the heat, cool or automatic mode. When the thermostat is set in the heat mode, it can heat only to maintain the temperature set on the Fan Only Energize G... -
Page 22: Figure 16 Thermostat Plug Terminals
TABLE 4 WALL THERMOSTATS Thermostat Predominant Features 3 stage Cool; 3 stage Heat 8403-060 Programmable/Non-Programmable Electronic (1120-445) HP or Conventional Auto or Manual changeover 2 stage Cool; 2 stage Heat 8403-058 Electronic Non-Programmable (TH5220D1151) HP or Conventional Auto or Manual changeover 8403-056 Carbon Dioxide Sensor with LCD for (C7232A1008) -
Page 23: Figure 17 Thermostat Wiring Diagram "X" Option
FIGURE 17 REMOTE THERMOSTAT WIRING DIAGRAM “X” THERMOSTAT OPTION 8403-058 LOW VOLTAGE 8403-060 TH5220D1151 TERMINAL BLOCK PLUG 2 ORANGE PURPLE BROWN/WHITE YELLOW BLUE W1/E BROWN RED/WHITE BLACK/WHITE BLUE "X" THERMOSTAT OPTIONS (FIELD WIRED) REMOVE JUMPER FOR 2 STAGE ELECTRIC HEAT OPERATION ON 15KW MODELS FACTORY INSTALLED JUMPER MIS-2693... -
Page 24: Figure 18 Thermostat Wiring Diagram "A" Option
FIGURE 18 UNIT MOUNTED THERMOSTAT WIRING DIAGRAM “B” OR “C” THERMOSTAT OPTION "B" CSB9E-THO "C" CSB9E-THOC Plug #2 Orange Purple Brown/White Yellow Blue W1/E Brown Red/White Black/White "B" OR "C" THERMOSTAT OPTION 4102-076 NOTE: On option X or A the CS2000A* (or other field provided means to control ventilation) must be used if any of the motorized ventilation options are installed. -
Page 25: Figure 19 Thermostat Wiring Diagram "D" Option
FIGURE 19 UNIT MOUNTED THERMOSTAT WIRING DIAGRAM “D” THERMOSTAT OPTION 8403-060 Plug #2 Orange Purple Brown/White Yellow Blue W1/E Brown Red/White Black/White "D" THERMOSTAT OPTION 4102-070 Manual 2100-600 Page 25 of 38... -
Page 26: Figure 20 Thermostat Wiring Diagram "H" Option
FIGURE 20 UNIT MOUNTED THERMOSTAT WIRING DIAGRAM “H” THERMOSTAT OPTION WITH CO "H" THERMOSTAT OPTION CO Controller Bard Part #8403-067 Red/White 24 VAC Black/White Relay Analog Part #8201-062 Plug #2 Purple Brown/White Orange Temp. and Humidity Yellow Controller Part #8403-060... -
Page 27: Start Up
8. Store cylinders in a cool area, out of direct TOPPING OFF SYSTEM CHARGE sunlight. If a leak has occurred in the system, Bard 9. Never heat cylinders above 125°F. Manufacturing recommends reclaiming, evacuating 10. Never trap liquid R-410A in manifold sets, gauge (see criteria above), and charging to the nameplate lines or cylinders. -
Page 28: Description Of Standard Equipment
START UP CAUTION DESCRIPTION OF STANDARD EQUIPMENT Do not plug in or unplug blower motor High Pressure Switch connectors while the power is on. Failure to do so may result in motor failure. Provides refrigerant circuit high pressure protection. Includes lockout circuit that is resettable from room thermostat. PHASE MONITOR Compressor Control Module Provides short cycle protection for the compressor All units with three phase scroll compressors are which extends compressor life, as well as high and low... -
Page 29: Compressor Control Module
Alarm Relay Output All three phase scroll compressors used in the Q-T series are wired identically internally. As a result, once Alarm terminal is output connection for applications the correct phasing is determined for a specific system where alarm relay is employed. This terminal is or installation, connecting properly phased power powered whenever compressor is locked out due to leads to the same Fusite terminal should maintain... -
Page 30: Mist Eliminator Service
The mist eliminator can be serviced from the outside 6. Some service requires the need to remove the unit from the wall including replacement of by using a vacuum cleaner. The outdoor grille must be the indoor coil and/or the outdoor coil. Also removed. - Page 31 ENERGY RECOVERY VENTILATOR 3. Underneath the heat recovery cassette there is a (Option) power connector for the lower blower assembly. To disconnect this plug, the tabs on both sides of the Before starting, make sure that the power has been plug must be squeezed to release the plug.
-
Page 32: Figure 21 Fresh Air Damper Removal
FIGURE 21 FRESH AIR DAMPER REMOVAL MOUNTING SCREW Manual 2100-600 Page 32 of 38... -
Page 33: Figure 22 Qerv Removal
FIGURE 22 QERV REMOVAL POWER CONNECTORS MOUNTING SCREWS LOWER BLOWER ASSEMBLY POWER CONNECTOR FRONT FILL Manual 2100-600 Page 33 of 38... -
Page 34: Figure 23 Co 2 Controller
SEQUENCE OF OPERATION PRESSURE SERVICE PORTS Cooling – Circuit R-Y makes the thermostat pull in High and low pressure service ports are installed on the compressor contactor starting the compressor all units so that the system operating pressures can be and outdoor motor. -
Page 35: Troubleshooting Troubleshooting Ge Ecm™ Blower Motors
TROUBLESHOOTING GE ECM MOTORS ™ Symptom Cause/Procedure CAUTION: • Noisy blower or cabinet • Check for loose blower housing, panels, etc. Disconnect power from unit before removing or replacing • High static creating high blower speed? connectors, or servicing motor. To avoid electric shock from - Check for air whistling through seams in the motor’s capacitors, disconnect power and wait at least 5 ducts, cabinets or panels... -
Page 36: Figure 24 Control Disassembly
TROUBLESHOOTING GE ECM ™ MOTORS CONT’D. TROUBLESHOOTING GE ECM MOTORS CONT’D. ™ 8b. IF REPLACING AN ECM 2.3 CONTROL WITH AN ECM 2.3 Replacing ECM Control Module CONTROL, the plastic tab and shorter through-bolts are not needed. The To replace the control module for the GE variable-speed indoor blower Replacing ECM Control Module 8b. -
Page 37: Figure 27 Fan Blade Setting
.750 Models TABLE 6 INDOOR BLOWER PERFORMANCE CFM @ Model Rated ESP Optional Continuous Max. ESP Rated CFM Max. ESP Q24A2 Q30A2 1000 1000 Q36A2 1200 1000 1000 1175 Q42A2 1200 1000 1000 1175 Q48A2 1400... -
Page 38: Pressure Chart
AIR TEMPERATURE ENTERING OUTDOOR COIL MODEL PRESSURE TEMP. 75 DB Low Side 62 WB High Side 80 DB Low Side Q24A2 67 WB High Side 85 DB Low Side 72 WB High Side 75 DB Low Side 62 WB High Side...
Need help?
Do you have a question about the Q-TEC Q24A2 and is the answer not in the manual?
Questions and answers