Instruction/ maintenance manual of the product I42H1 Bard
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Manual 2100-549G Page 1 of 59 Models: I30H1 I36H1 I42H1 I48H1 I60H1 I30H1D I36H1D I42H1D I48H1D I60H1D I-TEC SERIES P ACKAGED HEA T PUMP INST ALLA TION INSTRUCTIONS Bard Manufacturing Company , Inc. Bryan, Ohio 43506 Since 1914 . . . Moving ahead, just as planned.
Manual 2100-549G Page 2 of 59 CONTENTS Getting Other Information and Publications For more information, contact these publishers: .......... 3 General & ANSI Z535.5 Definitions ............................. 4 I-TEC General Information I-TEC Model Nomenclature .
Manual 2100-549G Page 3 of 59 GETTING OTHER INFORMA TION AND PUBLICA TIONS These publications can help you install the air conditioner or heat pump. You can usually find these at your local library or purchase them directly from the publisher. Be sure to consult current edition of each standard.
Manual 2100-549G Page 4 of 59 GENERAL The equipment covered in this manual is to be installed by trained, experienced service and installation technicians. The I -TEC must be installed with the Bard manufactured IWS wall sleeve and ILG louver grille accessories.
Manual 2100-549G Page 5 of 59 TABLE 1 FACTORY BUILT-IN ELECTRIC HEAT TABLE s l e d o M A - 1 H 0 3 I B - 1 H 0 3 I C - 1 H 0 3 I A - 1 H 6 3 I A - 1 H 2 4 I B - 1 H 6 3 I B - 1 H 2 4 I C - 1 H 6 3 I C.
Manual 2100-549G Page 6 of 59 TABLE 2 ELECTRICAL SPECIFICATIONS d e t a R z t r e H , s t l o V e s a h P d n a d l e i F . o N r e w o P s t i u c r i C t i u c r i C e l g n i S t i u c r i C l a u D l e d o M m u m i n i M t i u c r i C y t i c a p m A m u m i x a M e s u F l a n r e t x E .
Manual 2100-549G Page 7 of 59 3 3 4 " 24 1 2 " 22 1 4 " Lower Section 71 3 4 " Upper Section Sleeve Inner Return Sleeve Outer Sleeve Inner Air Return Sleeve Outer Air Supply Air (2) Opt.
Manual 2100-549G Page 8 of 59 SHIPPING DAMAGE Upon receipt of equipment, the unit should be checked for external signs of shipping damage. The skid must remain attached until the unit is ready for installation.
Manual 2100-549G Page 9 of 59 REQUIRED STEPS AFTER FINAL PLACEMENT The compressor is secured to the base with two (2) bolts for shipping. Although the unit will perform as designed with the shipping bolts in place, there may be a noticeable additional noise and vibration noted.
Manual 2100-549G Page 10 of 59 7 3/8 18 3/4 17.5" 35" Front (Wall Only) V iew Right Side View C L C L MIS-2918 C Wall Unit Outside Grille Telescoping Duct Wall Sleeve** Floor Ceiling Optional Optional Trim or Supply Duct Box 31" Min. 34" Max.
Manual 2100-549G Page 11 of 59 "Y" "X" "Z" MIS-3269 CENTER OF GRA VITY D E T S E T T I N U T I N U F O T N O R F R E T N E C O T R O O D E D I S T F E L R E T N E C O T R.
Manual 2100-549G Page 12 of 59 48" MIN. 31 3/8" 12" MIN. 12" MIN. 48" MIN. FOR FILTER ACCE SS 24" MIN. 24" MIN. 12" MIN. FOR RIGHT SIDE ACCESS 12" MIN. FOR LEFT SIDE ACCESS 12" MIN. 12" MIN. 12" MIN.
Manual 2100-549G Page 13 of 59 FIGURE 5 COMPRESSOR SHIPPING BOLTS FIGURE 6 REMOVAL OF AIR DUCT É É COMPRESSOR SHIPPING BOLT COMPRESSOR SHIPPING BOLT CRV / ERV AIR DUCT.
Manual 2100-549G Page 14 of 59 9'-2" MINIMUM REQUIRED INSTALLA TION HEIGHT CLEARA NCE RECOMMENDE D TO BOTTOM OF ROOF 9'-7" MINIMUM OR FIXED CE ILING FLOOR OR FIXED CE ILING BOTTOM .
Manual 2100-549G Page 15 of 59 9'-5" MINIMUM REQUIRED INSTALLATION HEIGHT CLEARANCE RECOMMENDED TO BOTTOM OF ROOF 9'-10" MINIMUM OR FIXED CEILING 3" RISER FIELD SUPPLIED DUCT .
Manual 2100-549G Page 16 of 59 10'-1" MINIMUM CLEARA NCE RECOMMENDE D TO BOTTOM OF ROOF OR FIXED CE ILING 6" RISER 9'-8" MINIMUM REQUIRED INSTALLA TION HEIGHT BOTTOM OF ROOF F.
Manual 2100-549G Page 17 of 59 DUCT WORK Any heat pump is more critical of proper operating charge and an adequate duct system than a straight air conditioning unit. All duct work must be properly sized for the design airflow requirement of the equipment.
Manual 2100-549G Page 18 of 59 (2)OPTIONAL DRAIN HOLES OPTIONAL FL OOR MOUNTING HOLES 18 3/4" WALL 35" " 4 3 40 7 3/16" 16 1/2" Entrances Unit Drain (2) Unit Drains (2) Option.
Manual 2100-549G Page 19 of 59 (6) 5/16" - 3 / 4" NON-TAPPING (4) 5/16" - 1 / 2" NON-TAPPING (16) 5/1 6 " - 3/4" SELF TAPPING REF. D REF. A AND B REF. C B C REF. REF. A REF. REF. D MIS-3014 outer sleeve. IMPORTANT! to not damage gasketing material.
Manual 2100-549G Page 20 of 59 INTERIOR FLOOR INSIDE WA LL SLEEVE AREA BETW EEN (INSULATE D) WALL AND SLEEVE OUTSIDE WA LL (SIZE V ARIES ) OUTDOOR GRILLE FILL INSULATION I-TEC UNIT (INSULATE D) DRAIN .
Manual 2100-549G Page 21 of 59 INST ALLA TION INSTRUCTIONS MOUNTING THE UNIT The wall sleeve is attached to the I-TEC unit from the outside of the building. See Figures 1 1A & 1 1B. Refer to wall sleeve Manual 2100-562 supplied with sleeve. Following are the steps for attaching the I-TEC to the wall sleeve.
Manual 2100-549G Page 22 of 59 The standard unit includes a remote thermostat connection terminal strip. See Figures 13 through 19 for connection diagrams.
Manual 2100-549G Page 23 of 59 FIGURE 13 BASIC HEAT PUMP WITH NO VENTILATION PACKAGE 64 W3 A D L B/W1 Y2 Y1 RT G CW 2 Low Voltage Term. Strip R 3 SC W1/E AD L O/B Y2 Y1 24V G COM W2 Completestat Model.
Manual 2100-549G Page 24 of 59 FIGURE 14 HEAT PUMP WITH CRV, WITHOUT CO 2 CONTROL 64 W3 A D L B/W1 Y2 Y1 RT G CW 2 Low Voltage Term. Strip R 3 SC W1/E AD L O/B Y2 Y1 24V G COM W2 Completestat Model #C.
Manual 2100-549G Page 25 of 59 FIGURE 15 HEAT PUMP WITH CRV AND CO 2 CONTROL SC W1/E AD L O/B Y2 Y1 24V G COM W2 Completestat Model #CS9B-THO or Model #CS9BE-THO SC SC 5 2 1 6 Thermostat W1/E A YO/D L O/B Y2 Y1 RG CW 2 Bard #8403-060 3 Low MIS-3018 3 1 Additional wire required for dehumidification models.
Manual 2100-549G Page 26 of 59 FIGURE 16 HEAT PUMP WITH ERV, WITHOUT CO 2 CONTROL 64 W3 A D L B/W1 Y2 Y1 RT G CW 2 Low Voltage Term. Strip R 3 SC W1/E AD L O/B Y2 Y1 24V G COM W2 Completestat Model #C.
Manual 2100-549G Page 27 of 59 FIGURE 17 HEAT PUMP WITH ERV AND CO 2 CONTROL (ON/OFF CYCLING) SC W1/E AD L O/B Y2 Y1 24V G COM W2 Completestat Model #CS9B-THO or Model #CS9BE-THO SC SC Thermostat W1/E A YO/D L O/B Y2 Y1 RG CW 2 Bard #8403-060 PINK 6 1 Additional wire required for dehumidification models.
Manual 2100-549G Page 28 of 59 FIGURE 18 HEAT PUMP WITH ERV AND CO 2 CONTROL (FULLY MODULATING) SC W1/E AD L O/B Y2 Y1 24V G COM W2 Completestat Model #CS9B-THO or Model #CS9BE-THO SC SC Thermostat W1/E A YO/D L O/B Y2 Y1 RG CW 2 Bard #8403-060 PINK D L without "Occupance Signal" is used.
Manual 2100-549G Page 29 of 59 Y1 R CRV/ECON Wiring Harness BROWN/WHITE 8W 3 1 RT 24V A 1 B/W1 GRAY D to N.C fire alarm circuit if emergency shutdown required. COM Factory installed jumper. Re move jumper and connect 3 Additional wire required for dehumidification models.
Manual 2100-549G Page 30 of 59 ST ART UP THESE UNITS REQUIRE R-410A REFRIGERANT AND POL YOL ESTER OIL. GENERAL: 1. Use separate service equipment to avoid cross contamination of oil and refrigerants. 2. Use recovery equipment rated for R-410A refrigerant.
Manual 2100-549G Page 31 of 59 ST ART UP DESCRIPTION OF STANDARD EQUIPMENT Solid State Electronic Heat Pump Control Provides efficient 30, 60 or 90-minute defrost cycle. A thermistor sensor and speed up terminal for service along with a 8-minute defrost override a re standard on the electronic heat pump control.
Manual 2100-549G Page 32 of 59 SEQUENCE OF OPERATION COOLING PART LOAD – Circuit R-Y1 makes at thermostat pulling in compressor contactor, starting the compressor and outdoor motor.
Manual 2100-549G Page 33 of 59 DEFROST CYCLE The defrost cycle is controlled by temperature and time on the solid state heat pump contr ol. See Figure 20. When the outdoor temperature is in the lower 40°F temperature range or colder, the outdoor coil temperature is 32°F or below.
Manual 2100-549G Page 34 of 59 I-TEC COMMERCIAL ROOM VENTILATOR SYSTEM GENERAL DESCRIPTION The I-TEC Commercial Room Ventilator (CRV) is designed to be used with all Bard I-TEC models. The only intent of this device is to provide the required ventilation by delivering fresh air to meet I.
Manual 2100-549G Page 35 of 59 FIGURE 21 CRV MOTOR SPEED/CFM CONFIGURATION MED. HI 7961-7554 MOTOR SPEEDS LO MED. LO HI ORANGE V EN T O P TI O N I NT A K E / E XH A U S T S P E E D S BROWN/WHITE BLACK BLUE ORANGE NOM. CFM BLACK BLUE WIRE COLOR SPEED RED WIRE WITH WHITE TRACE.
Manual 2100-549G Page 36 of 59 FIGURE 22 CRV SPEED CHANGE TERMINAL ACCESS REMOVE (5) SCREWS FROM CRV DOOR TO ACCESS CRV COMPONENTS MIS-3023 CRV INTAKE BLO WER NOTE: CRV EXHAUST BLOWER IS BEHI ND INTAK.
Manual 2100-549G Page 37 of 59 I-TEC COMBINATION CRV & ECONOMIZER VENTILATION SYSTEM DESCRIPTION The I-TEC combination Commercial Room Ventilator (CRV) and Dry Bulb Economizer is designed to be used with all Bard I-TEC models.
Manual 2100-549G Page 38 of 59 7 NC 7 D R2 6 Y2 NO R3 COM NO 3 R4 ECON VENT SPEED YO A FACTORY WIRE A R1 D 6 G R Y2 8 Y1 C Y1 R4 R2 R1 R3 4 COM R2 71 R2 5 8 COM R2 R1 = DEHUM RELAY R2 = HIGH AMBIENT R.
Manual 2100-549G Page 39 of 59 MED. HI 7961-7554 MOTOR SPEEDS LO MED. LO HI 375 V EN T O P TI O N I N TA K E / E XH A U S T S P E E D S BROWN/WHITE BLACK BLUE ORANGE RED HI BLACK BLUE SPEED NOM.
Manual 2100-549G Page 40 of 59 I-TEC ENERGY RECOVERY VENTILATOR SYSTEM GENERAL DESCRIPTION The I-TEC Energy Recovery Ventilator (ERV) was designed to provide energy efficient, cost effective ventilation to meet I.
Manual 2100-549G Page 41 of 59 RECOMMENDED CONTROL SEQUENCES Several possible scenarios are listed below: 1. Use a programmable electronic thermostat with auxiliary terminal to control the ERV based on daily programmed occupance periods. Bard markets and recommends Bard Part #8403-060 programmable electronic thermostat.
Manual 2100-549G Page 42 of 59 LEGEND: VLT = Ventilation Load – Total VLS = Ventilation Load – Sensible VLL = Ventilation Load – Latent HRT = Heat Recovery – Total HRS = Heat Recovery – Sens.
Manual 2100-549G Page 43 of 59 FIGURE 25A ERV “MANUAL MODE” JUMPER PIN ON “M” TERMINAL FIGURE 25B ERV “MODULATING MODE” JUMPER PIN ON “P” TERMINAL ERV CFM FLOW INDEX (Light Blink Code).
Manual 2100-549G Page 44 of 59 FIGURE 26 VENTILATION AIRFLOW DIAGRAM EXHAUST Return Air Indoor Air VENT Outdoor Air BLOWER BLOWER INTAKE Supply Air VENT SUPPLY BLOWER MIS-3024.
Manual 2100-549G Page 45 of 59 FIGURE 27 ERV ACCESS ERV DOOR TO ACCESS ERV COMPONENTS ASSEMBLIES REMOVE (5) SCREWS FROM PANEL LOCATI ON MIS-3025 ERV CONTROL ERV CASSETTE NOTE: ERV EXHAUST BLOWER IS BE.
Manual 2100-549G Page 46 of 59 FIGURE 28 CONTROL BOARD CONFIGURATION/SETTING CONFIGURING BARD PART #8403-067 CO 2 CONTROL for ERV MODULATING CONTROL BARD PART #8403-067 Carbon Dioxide and Temperature .
Manual 2100-549G Page 47 of 59 CONFIGURING BARD PART #8403-067 CO 2 CONTROL for ERV MODULATING CONTROL (Continued) MOUNTING 1. Push tab on bottom of cover and lift cover from back plate. 2. Select the mounting location, away from diffusers, lights or any external influences.
Manual 2100-549G Page 48 of 59 MENU DESCRIPTIONS RON Relay on set point Sets the CO 2 concentration which the optional relay is energized. Low limit: 0 PPM Factory setting: 1000 PPM High limit: 2000/5000 PPM (depending on model) ROF Relay off set point Sets the CO 2 concentration which the optional relay is de-energized.
Manual 2100-549G Page 49 of 59 ENERGY RECOVERY VENTILATOR MAINTENANCE GENERAL INFORMATION The ability to clean exposed surfaces within air moving systems is an important design consideration for the maintenance of system performance and air quality.
Manual 2100-549G Page 50 of 59 FIGURE 29 ANNUAL MAINTENANCE 1. Inspect and conduct the same procedures as outlined under Quarterly Maintenance. 2. T o maintain peak latent (moisture) removal capac- it.
Manual 2100-549G Page 51 of 59 TROUBLESHOOTING SOLID STATE HEAT PUMP CONTROL TROUBLESHOOTING PROCEDURE 1. NOTE: A thorough understanding of the defrost cycle sequence is essential. Review that section earlier in this manual prior to troubleshooting the control.
Manual 2100-549G Page 52 of 59 CHECKING TEMPERATURE SENSOR 1. Disconnect temperature sensor from board and from right-hand outdoor coil. 2. Use an ohmmeter and measure the resistance of the sensor. Also use ohmmeter to check for short or open. 3. Check resistance reading to chart of resistance use sensor ambient temperature.
Manual 2100-549G Page 53 of 59 TROUBLESHOOTING ECM ™ 142R OUTDOOR F AN MOTOR Y ou must obtain the correct replacement motor from the manufacturer that is a direct replacement for the failed motor . USING THE WRONG MOTOR VOIDS ALL W ARRANTIES AND MA Y PRODUCE UNEXPECTED RESUL TS.
Manual 2100-549G Page 54 of 59 TROUBLESHOOTING ECM ™ 142R OUTDOOR F AN MOTOR • Line power is connected as follows: “Red Wire” connects to “L1” “Black Wire” connects to “L2” “Gree.
Manual 2100-549G Page 55 of 59 TROUBLESHOOTING INDOOR ECM ™ BLOWER MOT ORS CAUTION: Disconnect power from unit before removing or replacing connectors, or servicing motor. To avoid electric shock from the motor’s capacitors, disconnect power and wait at least 5 minutes before opening motor.
Manual 2100-549G Page 56 of 59 TROUBLESHOOTING INDOOR ECM ™ BLOWER MOT ORS (Cont’d.) Replacing ECM Control Module To replace the control module for the GE variable-speed indoor blower motor you need to take the following steps: 1. You MUST have the correct replacement module.
Manual 2100-549G Page 57 of 59 FAN BLADE SETTING DIMENSIONS The position of the fan blade should be flush with the leaving face of the orifice plate. Check to make sure the blades do not extend beyond the rear casing of the unit. Spin the blade by hand to make sure it does not hit the ring.
Manual 2100-549G Page 58 of 59 TABLE 10A FULL LOAD COOLING PRESSURE/TEMPERATURE L E D O M N R U T E R R I A . P M E T E R U S S E R P F ° L I O C R O O D T U O G N I R E T N E E R U T A R E P M E T R.
Manual 2100-549G Page 59 of 59 TABLE 11A PART LOAD COOLING PRESSURE/TEMPERATURE L E D O M N R U T E R R I A . P M E T E R U S S E R P F ° L I O C R O O D T U O G N I R E T N E E R U T A R E P M E T R.
An important point after buying a device Bard I42H1 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Bard I42H1 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Bard I42H1 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Bard I42H1 you will learn all the available features of the product, as well as information on its operation. The information that you get Bard I42H1 will certainly help you make a decision on the purchase.
If you already are a holder of Bard I42H1, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Bard I42H1.
However, one of the most important roles played by the user manual is to help in solving problems with Bard I42H1. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Bard I42H1 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
