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Manual 2100-597G
Page

37 of 68

FIGURE 21

CRV Speed Change Terminal Access

REMOVE (5) SCREWS FROM

CRV DOOR TO ACCESS CRV

COMPONENTS

MIS-3023

CRV INTAKE BLOWER

NOTE: CRV EXHAUST

BLOWER IS BEHIND

INTAKE BLOWER

BLOWER SPEED

CONTROL LOCATION

BLOWER

SPEED

CONTROL

BLOWER REMOVED

FOR CLARITY

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Содержание I30A1DA

Страница 1: ...els INSTALLATION INSTRUCTIONS Bard Manufacturing Company Inc Bryan Ohio 43506 www bardhvac com Manual 2100 597G Supersedes 2100 597F Date 5 18 16 I30A1DA I30A1DB I30A1DC I36A1DA I36A1DB I36A1DC I42A1D...

Страница 2: ...l Description 35 Control Wiring 35 Recommended Control Sequences 35 Setting the Ventilation CFM Levels 35 I TEC Combination CRV and Economizer Ventilation System Vent Code N 38 General Description 38...

Страница 3: ...e 23 Motor Speed CFM Configuration 39 Figure 24A CRV Manual Mode M Terminal 43 Figure 24B CRV Mod Mode P Terminal 43 Figure 25 Ventilation Airflow Diagram 44 Figure 26 CRV Access 45 Figure 27 Control...

Страница 4: ...l N Air Conditioning Low Pressure Low Velocity ACCA Manual D or Duct System Design Manual Q Winter and Summer Air Conditioning For more information contact these publishers ACCA Air Conditioning Contr...

Страница 5: ...ation made according to methods of Air Conditioning Contractors of America ACCA The air duct should be installed in accordance with the Standards of the National Fire Protection Systems of Other Than...

Страница 6: ...All units have 24V terminal block Motor will deliver consistent CFM through voltage supply range with no deterioration Continuous fan CFM is the total air being circulated during continuous fan mode W...

Страница 7: ...C09 460 3 1 1 1 9 13 18 10 15 20 14 14 12 14 14 12 I36A1DA0Z A05 A10 A15 230 208 1 1 1 1 1 or 2 26 32 58 84 40 40 60 90 8 8 6 4 10 10 10 8 26 52 40 60 8 6 10 10 I36A1DB0Z B06 B09 B15 230 208 3 1 1 1 1...

Страница 8: ...1 5 47 3 46 1 8 With Sides Removed Vent Intake Disconnect Electrical Air Filters Vent Exhaust Door Latch Locking Filters Return Air 2 12 x 20 Door Latch Locking Air Filters 2 Washable Hinges 4 Lift Of...

Страница 9: ...oad is required to lift the top section off from the bottom base Do not attempt to do this manually Failure to do so could result in the unit tipping over and causing bodily injury and or damage to th...

Страница 10: ...is required two riser platform accessories are available The IRP3 increases the unit height by 3 Figure 7B on page 15 and the IRP6 by 6 Figure 7C on page 16 SECURING UNIT TO STRUCTURE Shipped with th...

Страница 11: ...s Optional Top Centered on Higher Sill Heights Acheivable With Base Kit Wall Opening Sleeve Mounting Hole Locations FLOOR MOUNTING HOLE CENTERLINES 17 8 56 8 20 6 7 20 2 8 8 29 32 7 1 20 7 8 43 7 42 3...

Страница 12: ...Y Dimension Z Dimension Z Dimension I30A1DA DB 13 3 4 24 43 47 I30A1DC 13 3 4 24 43 47 I36A1DA DB 13 3 4 24 43 47 I36A1DC 13 3 4 24 43 47 I42A1DA DB 13 3 4 24 43 47 I42A1DC 13 3 4 24 43 47 I48A1DA DB...

Страница 13: ...E WING WALL CONSTRUCTION TOP VIEW CLOSET CONSTRUCTION TOP VIEW LEFT CORNER CONSTRUCTION TOP VIEW FILTERS RIGHT CORNER CONSTRUCTION TOP VIEW ACCESS DIMENSIONS REMOVABLE SIDES 1 1 ALL FILTER AND COMPONE...

Страница 14: ...Manual 2100 597G Page 14 of 68 FIGURE 6 Compressor Shipping Bolts COMPRESSOR SHIPPING BOLT COMPRESSOR SHIPPING BOLT FIGURE 5 Removal of Air Duct CRV ERV AIR DUCT...

Страница 15: ...NDED TO BOTTOM OF ROOF 9 7 MINIMUM OR FIXED CEILING FLOOR OR FIXED CEILING BOTTOM OF ROOF SUSPENDED CEILING 20 MINIMUM 7 9 3 4 UNIT HEIGHT FIELD SUPPLIED DUCT TURNING VANES RECOMMENDED MINIMUM 12 4 MI...

Страница 16: ...ENDED TO BOTTOM OF ROOF 9 10 MINIMUM OR FIXED CEILING 3 RISER FIELD SUPPLIED DUCT TURNING VANES RECOMMENDED 12 MINIMUM 4 MINIMUM FROM TOP OF UNIT TO DUCT BOTTOM MIS 2989 B FLOOR OR FIXED CEILING BOTTO...

Страница 17: ...IXED CEILING 6 RISER 9 8 MINIMUM REQUIRED INSTALLATION HEIGHT BOTTOM OF ROOF FLOOR OR FIXED CEILING SUSPENDED CEILING MINIMUM 20 7 9 3 4 UNIT HEIGHT FIELD SUPPLIED DUCT MIS 2988 B TURNING VANES RECOMM...

Страница 18: ...num Box mounts on top of the unit and has both vertically and horizontally adjustable louvers on the front discharge grille When used with a ducted supply an ICX28 Cabinet Extension may be used to con...

Страница 19: ...he unit in the bottom of the base about 12 in from the front on both the left and right side These holes are covered with insulation and are not visible They are located very close to the side panels...

Страница 20: ...pply liberal amount of caulk to back of flange before installing Screws to Attach Unit Fan Shroud Exhaust Sleeve to Use 6 3 4 Long Self Tapping Screws to Attach Inner Sleeve Use 12 3 4 Long to Unit Ba...

Страница 21: ...Manual 2100 597G Page 21 of 68 INTERIOR FLOOR I TEC UNIT OUTSIDE WALL FILL INSULATION FILL INSULATION OUTDOOR GRILLE SIZE VARIES INSIDE WALL SLEEVE MIS 2928 A FIGURE 11B Unit Mounting...

Страница 22: ...for wire sizing information and maximum fuse or circuit breaker size Each unit is marked with a Minimum Circuit Ampacity This means that the field wiring used must be sized to carry that amount of cu...

Страница 23: ...0V tap For 208V operation reconnect from 240V to 208V tap The acceptable operating voltage range for the 240 and 208V taps are as noted in Table 3 LOW VOLTAGE CONNECTIONS These units use a grounded 24...

Страница 24: ...ry installed jumper Remove jumper and connect to N C fire alarm 3 3 3 2 2 Red W1 E A D L O B Y2 Y1 24V G COM W2 Model CS9BE THO SC SC SC W1 E A D L O B Y2 Y1 24V G COM W2 Model CS9B THO or Completesta...

Страница 25: ...tat has Occupancy Signal 5 4 5 CRV Wiring Harness 1 2 2 BROWN WHITE ORANGE BLACK WHITE RED WHITE GND SC SC SC Model CS9BE THO W2 COM G 24V Y1 Y2 O B L D A W1 E GND SC SC SC Model CS9B THO or Completes...

Страница 26: ...to A and do not use seperate CO2 controller If CS9B THOC or CS9BE THOC is used connect Brown White 6 Bard 8403 067 GND SC SC SC CO2 Control Model CS9BE THO W2 COM G 24V Y1 Y2 O B L D A W1 E GND SC SC...

Страница 27: ...s 1 2 2 BROWN WHITE ORANGE BLACK WHITE RED WHITE PURPLE PINK W1 E A D L O B Y2 Y1 24V G COM W2 Model CS9BE THO SC SC SC W1 E A D L O B Y2 Y1 24V G COM W2 Model CS9B THO or Completestat Model CS9BE THO...

Страница 28: ...6 Low Voltage PURPLE PINK 2 3 1 directly to A and do not use seperate CO2 controller If CS9B THOC or CS9BE THOC is used connect Brown White Bard 8403 067 Red GND SC 5 6 Model CS9BE THO W2 COM G 24V Y...

Страница 29: ...erm Strip R 6 3 PURPLE PINK 2 1 5 6 Voltage Bard 8403 067 4 3 W1 E A D L O B Y2 Y1 24V G COM W2 CO2 Control Low Model CS9BE THO SC SC SC W1 E A D L O B Y2 Y1 24V G COM W2 Model CS9B THO or Completesta...

Страница 30: ...onnect 3 Connect orange wire to G terminal 4 4 ORANGE BLACK WHITE RED WHITE L A W1 E Y2 Y1 Y0 24V G Model CS9BE THOC SC SC SC W2 D Y2 W2 L A W3 7 6 RT G COM O B Completestat Term Strip R D Y1 8 CRV EC...

Страница 31: ...ing multiple leaks and recharges R 410A refrigerant is close to being an azeotropic blend it behaves like a pure compound or single component refrigerant The remaining refrigerant charge in the system...

Страница 32: ...Since there is a 50 50 chance of connecting power in such a way as to cause rotation in the reverse direction verification of proper rotation must be made Verification of proper rotation direction is...

Страница 33: ...on and the alarm relay circuit will energize Recycling the wall thermostat resets the manual lockout Low Pressure Switch Bypass and Lockout Sequence If the low pressure switch opens for more than 120...

Страница 34: ...n series with the outdoor fan control thermistor to change the temperature curve that the fan logic control sees It is anticipated that a 2 3 drop in system capacity and efficiency will be seen when t...

Страница 35: ...to build up in the structure because there is little or no cooling load Thus the air conditioner is not running enough to remove the excess moisture being brought in Use a control system that in some...

Страница 36: ...rical shock Electrical shock can result in serious injury or death Disconnect the remote electric power supply or supplies before servicing corresponding CFM needed for the intake and exhaust blowers...

Страница 37: ...CRV Speed Change Terminal Access REMOVE 5 SCREWS FROM CRV DOOR TO ACCESS CRV COMPONENTS MIS 3023 CRV INTAKE BLOWER NOTE CRV EXHAUST BLOWER IS BEHIND INTAKE BLOWER BLOWER SPEED CONTROL LOCATION BLOWER...

Страница 38: ...nd are balanced to maintain a slight positive pressurization in accordance to ASHRAE 62 1 Standard The ventilation package is also provided with filters to reduce the required service needed and to fu...

Страница 39: ...ith white trace that has as black terminal on the end where it connects to the terminal strip see Figure 23 5 Move the brown wire with white trace to the corresponding CFM level needed in accordance w...

Страница 40: ...second stage cooling YO thermostat signal powers relay coil R2 R2 relay then closes NO contact between R and Y1 at low voltage terminal strip engaging stage 1 mechanical cooling NC contacts of relay...

Страница 41: ...C CRV only during periods when the conditioned space is occupied Running the ventilation during unoccupied periods wastes energy decreases the expected life of the CRV and can result in large moisture...

Страница 42: ...put from CO2 control to Terminal 3 along with pink wire and connect to Terminal 4 along with purple wire of unit low voltage terminal strip 7 Follow the directions supplied with the CO2 control to con...

Страница 43: ...ame GREEN STATUS LIGHT blink refer to Step 5 M Terminal ERV MODULATING MODE JUMPER PIN ON P TERMINAL CFM Vdc Signal from CO2 Control 450 10 425 8 87 400 8 31 375 7 61 350 6 73 325 5 91 300 5 15 275 4...

Страница 44: ...Manual 2100 597G Page 44 of 68 EXHAUST Return Air Indoor Air VENT Outdoor Air BLOWER BLOWER INTAKE Supply Air VENT SUPPLY BLOWER MIS 3024 FIGURE 25 Ventilation Airflow Diagram...

Страница 45: ...age 45 of 68 PLATES MIS 3846 CRV CONTROL PANEL LOCATION CRV DIFFUSER NOTE CRV EXHAUST BLOWER IS BEHIND INTAKE BLOWER REMOVE 5 SCREWS FROM CRV DOOR TO ACCESS CRV COMPONENTS CRV INTAKE BLOWER FIGURE 26...

Страница 46: ...allow users to select the transmitter output to be 4 to 20 mA 0 to 5 VDC or 0 to 10 VDC to work with virtually any building management controller An optional relay with user adjustable set points can...

Страница 47: ...Select the mounting location away from diffusers lights or any external influences 3 Mount transmitter on a vertical surface to a standard electrical box using the two 6 M2C type screws provided 4 Pu...

Страница 48: ...low output range Sets the CO2 concentration for the lowest output 4 mA or 0 VDC Low limit 0 PPM Factory setting 0 PPM High limit 2000 5000 PPM depending on model COH CO2 high output range Sets the CO...

Страница 49: ...nt of ventilation required helping to minimize sound levels and ventilation load on the structure CONTROL WIRING The I TEC ERV comes wired from the factory ready to operate in manual mode ON OFF cycli...

Страница 50: ...rol panel cover by removing four 4 screws see Figure 30 5 Locate two 0 10Vdc motor control boards in control panel see Figure 31 on page 55 6 On intake motor control board observing GREEN STATUS LIGHT...

Страница 51: ...8100 0 5345 5345 0 6480 6480 0 4341 4341 0 90 80 31590 7290 24300 20533 4738 15794 26325 6075 20250 17374 4009 13365 21060 4860 16200 14110 3256 10854 75 21465 7290 14175 13952 4738 9213 17887 6075 1...

Страница 52: ...FLOW INDEX or CW to reduce FLOW INDEX to match desired setting Same GREEN STATUS LIGHT blink refer to Step 2 M Terminal ERV MODULATING MODE JUMPER PIN ON P TERMINAL CFM Vdc Signal from CO2 Control 450...

Страница 53: ...Manual 2100 597G Page 53 of 68 FIGURE 29 Ventilation Airflow Diagram EXHAUST Return Air Indoor Air VENT Outdoor Air BLOWER BLOWER INTAKE Supply Air VENT SUPPLY BLOWER MIS 3024...

Страница 54: ...Page 54 of 68 FIGURE 30 ERV Access ERV DOOR TO ACCESS ERV COMPONENTS ASSEMBLIES REMOVE 5 SCREWS FROM PANEL LOCATION MIS 3025 ERV CONTROL ERV CASSETTE NOTE ERV EXHAUST BLOWER IS BEHIND INTAKE BLOWER E...

Страница 55: ...itions In order to achieve a higher level of accuracy the Series CDT includes digital barometric pressure adjustment and the ability to field calibrate the sensor Universal outputs allow users to sele...

Страница 56: ...arbon dioxide The mini USB plug of the remote display plugs into the receptor on the side of the housing After a short warm up time the display will begin to show the current temperature and carbon di...

Страница 57: ...hPa High limit 32 0 in Hg 1100 hPa ENERGY RECOVERY VENTILATOR MAINTENANCE General Information The ability to clean exposed surfaces within air moving systems is an important design consideration for t...

Страница 58: ...of the unit If in a return air filter grille gain access by hinging the grille open 3 Inspect energy recovery ventilator for proper wheel rotation and dirt buildup This can be done in conjunction wit...

Страница 59: ...Manual 2100 597G Page 59 of 68 FIGURE 32 Hub Assembly with Ball Bearings...

Страница 60: ...29 20 46200 58 16122 96 6383 17 149355 21 44855 59 15710 97 6239 16 144374 22 43554 60 15310 98 6098 15 139576 23 42295 61 14921 99 5961 14 134956 24 41077 62 14544 100 5827 13 130506 25 39898 63 1417...

Страница 61: ...nsate Control FIGURE 33 Indoor Condensate Overflow Switch FIGURE 34 Outdoor Condensate Sensor happens on the same cooling call cycle a hard lockout of the compressor circuit will occur See Sequence of...

Страница 62: ...otor IS NOT receiving any communication troubleshoot the communication issue using the diagnostic table for the fan logic control a This motor uses a 7 wire harness to control the motor Line power is...

Страница 63: ...ssor operation and is normal RED STATUS LIGHT LA Is illuminated when low ambient control switch is in the closed position NOTE This is not required in heat pump operation as the low ambient switch is...

Страница 64: ...ine if it s air noise cabinet duct or motor noise interview customer if necessary Air noise High static creating high blower speed Is airflow set properly Does removing filter cause blower to slow dow...

Страница 65: ...tor Verify with a standard ohmmeter that the resistance from each motor lead in the motor plug just removed to the motor shell is 100K ohms Refer to Figure 37 Measure to unpainted motor end plate If a...

Страница 66: ...X Pin 15 X X X X X X X X X Pin 16 Not Used POWER CONNECTOR PWB HEADER AMP 1 350945 0 PIN Description 1 Jumper Pin 1 to Pin 2 for 120VAC Line Input Only 2 3 Chassis Ground 4 AC Line 5 AC Line Troublesh...

Страница 67: ...gh Side 122 218 123 238 125 258 127 279 128 299 130 319 131 339 133 360 134 380 135 404 136 428 137 452 138 476 139 500 140 524 80 DB 67 WB Low Side High Side 134 217 136 239 138 260 139 282 141 304 1...

Страница 68: ...gh Side 126 192 128 212 130 233 132 253 134 274 136 294 138 315 139 335 141 356 142 379 143 402 144 426 145 449 146 472 147 496 80 DB 67 WB Low Side High Side 140 195 141 216 143 236 145 257 146 278 1...

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