Bard I48H1 manual

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 Supersedes: 2100-549F File: V ol. II T ab 14 Date: 1 1-05-13 MIS-29[...]

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 .......................................... 5 Shipping Damage, Unit Removal From Skid .[...]

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. National Electrical Code ..................... ANSI/N[...]

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. These are sold as separate accessories. Any substitutions will void the manufacturer’[...]

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 - 1 H 2 4 I A - 1 H 8 4 I B - 1 H 8 4 I B - 1 H 0 6 I C - 1 H 8 4 I C - 1 H 0 6 I A - 1 H 0 6 I W K 1 - V 0 4 2 1 - V 8 0 2 3 - V 0 4 2 3 - V 8 0 2 3[...]

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 . r k r B . t k C r o d l e i F r e w o P e z i S e r i [...]

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. Unit Drain Entrances " 8 3 1 8" 3 1 8 " High Voltage Entrance Entrance Low Voltage 20" x 24" Supply Frame 24" 1 &[...]

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. If damage is found, the receiving party must contact the last carrier immediately, preferably in writing, requesting inspection by the carr[...]

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. To obtain the lowest noise and vibration levels, remove the shipping bo[...]

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. Room Floor Level Outside (4) optional Unit Mounting holes (4) optional Unit Bracket Mou[...]

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 E T N E C O T R O O L F V R E & V R C R E T N E C O T R O O L F T N E V O N n o i s n e m i D " X " n o i s n e m i D " Y " n[...]

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. 12" MIN. 0" REQUIRED 12" RECOMENDE D 0" REQUIRED 12" RECOMENDE D [...]

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 OF ROOF SUSPEND ED CEILING 20" MINIMUM 7'-9 3/4" UNIT HEIGHT FIELD SUP PLIED DUCT TURNING VANE S RECOMMENDE D MINIMUM 12" 4" [...]

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 TURNING VANES RECOMMENDED 12" MINIMUM 4" MINIMUM FROM TOP OF UNIT TO DUCT BOTTOM MIS-2989 B FLOOR OR FIXED CEILING BOTTOM OF ROOF SUSPENDED [...]

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 FLOOR OR FIXED CE ILING SUSPEND ED CEILING MINIMUM 20" 7'-9 3/4" UNIT HEIGHT FIELD SUP PLIED DUCT MIS-2988 B TUR NING VAN ES RECOMMENDE [...]

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. Air Conditioning Contractors of America (ACCA) is an excellent guide to proper sizing. All duc[...]

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) Optional Drain Access Locations 3 " 8 3 8" 3 3 8 " MIS-2960 B CONDENSATE DRAIN There are two condensate drain connections from the condenser [...]

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. IMPORTANT! entire perimeter seam IMPORTANT! seal between unit and sleev[...]

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 ARE A INSULATE D WITH 6" BATT MA TERIAL MIS-2928 B FIGURE 11B UNIT MOUNTING[...]

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. 1 . Lift the unit into place making s[...]

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. Compatible thermostats are listed in Table 4. TABLE 3 — OPERATING VOLTAGE RANGE NOTE: The voltage should be measured at the field power connection point in the unit and while the unit is opera[...]

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 #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 MIS-3016 1 Additional wire required for dehumidificatio[...]

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 #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 5 MIS-3017 CRV Wiring Harness 1 Additional wire required f[...]

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. 2 Not needed below 15KW. 3 to N.C fire alar[...]

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 #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 ORANGE 3 1 Additional wire required for dehumidification m[...]

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. 2 Not needed below 15KW. 3 to N.C fire alarm[...]

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. Term. Strip B/W1 Y2 R 6 Y1 RT 3 PURPLE Connect to [...]

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. 4 PURPLE/W HITE C G Model #CS9B-THOC or Term. Strip 6 YELLOW/BLACK 2 MIS-3270[...]

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. 3. Use manifold gauges rated for R-410A (800 psi/250 psi low). 4. R-410A is a binary blend of [...]

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. By default, the I-TEC are factory sh[...]

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. The G (indoor motor) circuit is automatically completed on any call for cooling operation or can be energized by manual fan switch on subbase for constant air circula[...]

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. This coil temperature is sensed by the coil temperature sensor moun[...]

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.A.Q. (Indoor Air Quality) requirements. In the installed appl[...]

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. 300 375 450 525 LO MED-LO MED-HI HI RED Move brown/white wire to correspo[...]

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 INTAKE BLO W ER BLOWER SPEED CONTROL LOCATION BLOWER SPEED CONTROL BLOWER REMO VED FOR CLARITY[...]

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. This ventilation package and its control provides two (2) roles: • It will provide the required ventilation by delive[...]

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 RELAY R3 = FULL LOAD RELAY R4 = BLOWER INTERLOCK RELA Y FIELD WIRE CRV VENT SPEED MIS-3272 UNIT LOW VOLTAGE TERMINAL STRIP THERMOSTAT SIGNALS I-TEC ECO[...]

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. CFM RED WIRE WITH WHITE TRACE. 300 WIRE COL O R 450 525 LO MED-LO MED-HI ORANGE Move brown/white wire to corresponding motor speed for required vent ilatio[...]

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.A.Q (Indoor Air Quality) requirements while still maintaining good indoor comfort and humidity control for a variety of applications such[...]

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. 2. Use a motion sensor in co[...]

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 – Sensible HRL = Heat Recovery – Latent WV L = Winter Ventilation Load WH R = Winter Heat Recovery Note: All performance data is based on operating intake[...]

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) 450 100 425 89 400 83 375 76 350 59 325 50 300 40 275 32 250 25 225 12 200 9 175 4 150 1 To adjust the airflow ventilation rate (NO CO2 CONTROL/NON-M[...]

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 BEHIND INTAKE BLOWER ERV INTAKE BLOWER[...]

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 Transmitters accurately monitorthe CO2concentration and temperature in schools, office buildings, and otherindoor environments to help achieve LEED® [...]

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. 3. Mount transmitter on a vertical surface to a standard electrical box us[...]

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. Setting value lower than RO[...]

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. The need for periodic cleaning will be a function of operating schedule, climate, and contaminants i[...]

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- ity , it is recommended that the energy recovery wheels be sprayed with a diluted nonacid based evaporator coil cleaner or alkaline detergent solution s[...]

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. Turn on AC power supply to unit. 2. Turn thermostat blower switch to “fan on” – th[...]

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. (Tolerance of part is ?[...]

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. Do not operate motor without fan blade attached. Such operations wil[...]

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” “Green/Yellow Wire” connects to “Ground” • Control power is connected as follows: “Blue Wire” connects to Fan Relay of the Defrost Logic Contro[...]

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. Symptom Cause/Procedure Motor rocks slightly • This [...]

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. The controls are factory programmed for specific operating modes. Eve[...]

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. REFRIGERANT CHARGE This unit was charged at the factory wi[...]

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 I A 5 5 0 6 5 6 0 7 5 7 0 8 5 8 0 9 5 9 0 0 1 5 0 1 0 1 1 5 1 1 0 2 1 5 2 1 1 H 0 3 I B D 5 7 B W 2 6 e d i S w o L e d i S h g i H 7 1 1 2 0 2 8 1 1[...]

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 I A 5 5 0 6 5 6 0 7 5 7 0 8 5 8 0 9 5 9 0 0 1 5 0 1 0 1 1 5 1 1 0 2 1 5 2 1 1 H 0 3 I B D 5 7 B W 2 6 e d i S w o L e d i S h g i H 7 2 1 4 8 1 8 2 1[...]