Bard Q48H1 manuale d’uso

Manual 2100-519C Page 1 of 4 2 Models: Q24H1 Q30H1 Q36H1 Q42H1 Q48H1 Q60H1 Q-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: 2100-519C Supersedes: 2100-519B File: V ol. II T ab 14 Date: 02-17-12[...]

Manual 2100-519C Page 2 of 4 2 CONTENTS Getting Other Information and Publications For more information, contact these publishers: .......... 3 Q-T EC General Information Q-T EC Model Nomenclature ......................................... 4 Shipping Damage ......................................................... 7 Unit Removal From Skid ..........[...]

Manual 2100-519C Page 3 of 4 2 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 Electri cal Code ..................... ANSI[...]

Manual 2100-519C Page 4 of 4 2 TABLE 1 FACTORY BUILT-IN ELECTRIC HEAT TABLE s l e d o M A - 1 H 4 2 Q A - 1 H 0 3 QB - 1 H 4 2 QB - 1 H 0 3 QC - 1 H 4 2 QC - 1 H 0 3 Q A - 1 H 6 3 Q A - 1 H 2 4 Q A - 1 H 8 4 Q A - 1 H 0 6 Q B - 1 H 6 3 Q B - 1 H 2 4 Q B - 1 H 8 4 Q B - 1 H 0 6 Q C - 1 H 6 3 Q C - 1 H 2 4 Q C - 1 H 8 4 Q C - 1 H 0 6 Q 1 - V 0 4 21 -[...]

Manual 2100-519C Page 5 of 4 2 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 d e t a R 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 3 m u m i n i M t i u c r i C y t i c a p m A 1 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 2 d l e i F r e w o P e z i S e r i W 2 d n u o r G e r i W 3 m u m i n i M[...]

Manual 2100-519C Page 6 of 4 2 FIGURE 1 UNIT DIMENSIONS Q24H1 Q30H1 Q36H1 Q42H1 Q48H1 Q60H1[...]

Manual 2100-519C Page 7 of 4 2 SHIPPING DAMAGE 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 inspect[...]

Manual 2100-519C Page 8 of 4 2 HANDLING UNIT AFTER REMOVAL FROM SKID The unit will have to be turned sideways and removed from the skid to fit through a 36" doorway. If the door height allows, the unit can be slid sideways through the door. If the unit cannot be slid through the door, then the unit will have to be put on a cart and tipped down[...]

Manual 2100-519C Page 9 of 4 2 FIGURE 6 DUCTED APPLICATION FIGURE 5 INSTALLATION WITH FREE BLOW PLENUM[...]

Manual 2100-519C Page 10 of 4 2 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 du[...]

Manual 2100-519C Page 11 of 4 2 FRESH AIR INTAKE This unit is equipped with a fresh air damper assembly. The damper blade is locked in the closed position when the unit is shipped from the Factory. To allow the damper to operate remove the two plastic locking pins, one on each end of the blade. This will allow for maximum fresh airflow. The damper [...]

Manual 2100-519C Page 12 of 4 2 FIGURE 10 STANDARD REAR DRAIN WATE R TRAP FIGURE 11 REAR DRAIN (TOP VIEW) W ALL (MAXIMUM 10" FOR REAR DRAIN) COUPLINGS NOT SHOWN BUT RECOMMENDED FOR EASE OF REMOV ABILITY FOR SERVICE. SLEEVE DRAIN LINE W ALL BRACKET UNIT FIGURE 9 OPTIONAL SIDE DRAIN (SIDE VIEW) INSTALLATION Q-T EC UNIT[...]

Manual 2100-519C Page 13 of 4 2 MIS - 2469 DRAIN BOX WAL L SLEEVE OVERFL OW TUBE CAULK AROUND TUBE FIGURE 12A[...]

Manual 2100-519C Page 14 of 4 2 SUPPLIED W ITH DRAIN BOX KIT 3/4 " PLASTIC PIPE NIPPL E HORIZONTAL TO FLOOR) (TIGHTEN THREADS SO TEE IS THREADS) (APPLY TEFL ON TAPE TO REAR DRAIN CONNECTION IN Q/Tec PRODUCT 1/2" SLI P X 1/2" S LIP X 3/ 4" N PT TEE SUPPLIED W ITH DRAIN BOX KIT PLUG INSTAL LED IN SIDE Q/Tec DRAIN MIS -2470 FIGURE [...]

Manual 2100-519C Page 15 of 4 2 REMOVE KNOCK-O UT FOR INDOOR DRAIN HOSE CONNECTOR MIS-2471 FIGURE 12C (If Used)[...]

Manual 2100-519C Page 16 of 4 2 MIS-2472 DRAIN HOSE FROM INDOOR DRAIN PAN. MOVE HOSE FROM ATTACHMENT IN LOW ER DRAIN PAN AND SLIDE ONTO DRAIN BOX BARB FITTING, SECURING WITH SUPPL IED CLAMP IF O UTDOOR PAN IS BYPASSED. ( WILL REDUCE RISK OF ALGAE GROWTH IN T HE OUTDOOR PAN BUT AT A SLIGHT COO LING PERFORMANCE REDUCTION OF 2-3% ) FIGURE 12D[...]

Manual 2100-519C Page 17 of 4 2 Washer Sleeve Stud MIS -2689 Nut Lower Contr ol Panel Condenser Door (R emoved) Return Grille FIGURE 13A UNIT MOUNTING - METHOD 1 BOTTOM TRIM PIECE BOTTO M TRIM EXTENSION MOUNTING BRACKET SIDE TRIM (2 PCS.) SIDE TRIM (2 PCS.) CABINET SIDE P ANEL ENLARGED VIEW OF MOUNTING BRACKET SHOWING SLEEVE TO CABINET A TT ACHMENT[...]

Manual 2100-519C Page 18 of 4 2 INST ALLA TION INSTRUCTIONS MOUNTING THE UNIT When installing a Q-T EC unit near an interior wall on the left side, a minimum of 8 inches is required; 12 inches is preferred. When installing a Q-T EC unit near an interior wall on the right side, a minimum of 18 inches is required as additional space is required to co[...]

Manual 2100-519C Page 19 of 4 2 The standard Climate Control Option X is a remote thermostat connection terminal block. See Figure 17A for wiring diagram. Compatible thermostats are listed in Table 4. See Fig. 17B for Remote CO 2 Sensor Connection. The Climate Control Option A is an electronic, non- programmable manual or auto changeover thermostat[...]

Manual 2100-519C Page 20 of 4 2 LOW VOLTAGE CONNECTIONS These units use a grounded 24 volt AC low voltage circuit. The “R” terminal is the hot terminal and the “C” terminal is grounded. “G” terminal or pins 6 and 1 of P2 are the fan inputs . Both must be energized for proper fan operation. This is done automatically in the factory insta[...]

Manual 2100-519C Page 21 of 4 2 MIS-1285 FIGURE 16 TABLE 4 WALL THERMOSTATS t a t s o m r e h Ts e r u t a e F t n a n i m o d e r P 0 6 0 - 3 0 4 8 ) 5 4 4 - 0 2 1 1 ( t a e H e g a t s 3 ; l o o C e g a t s 3 c i n o r t c e l E e l b a m m a r g o r P - n o N / e l b a m m a r g o r P l a n o i t n e v n o C r o P H r e v o e g n a h c l a u n a[...]

Manual 2100-519C Page 22 of 4 2 Bard Part #8403-060 Th ermostat Bro wn/ W hite Red/White Yellow Blue Brown Orange Orange Red/Yellow Bla ck/W hit e R Y L W1 B W2 E C W3 O1 G C E Aux O/B Y R R Y1 L O/B W2 Bard Part #8403-058 W1/E C G Th ermostat #TH522001 151 MI S-2687 Rc REM OTE TH ERMO STAT WIRI NG DI AGRAM "X" THE RMOSTAT OPTI ON Low Vol[...]

Manual 2100-519C Page 23 of 4 2 2 4 5 3 1 Th ermostat #TH522001 151 Blac k Red Bard P art #8403-056 24VAC Analog Bro wn/ W hite Red/White Yellow Blue Brown Orange Orange Red/Yellow Bla ck/W hit e R Y L W1 B W2 E C W3 O1 G C E Aux O/B Y R R Yello w Y1 L O/B Rc Bard Part #8403-060 W2 W1/E C MI S-2688 #C7232A1008 Out Bard Part #8403-058 Th ermostat Or[...]

Manual 2100-519C Page 24 of 4 2 3 Orange Red/W hite 2 12 Red/Y ell ow Brow n W2 Y1 C Pl ug #2 7 Bl ue 9 W1 /E 10 6 PART # 8403-060 5 Black/White 1 G O/B Y e llo w Brown/White 11 8 4 R Temp. and H umi dity Controll er Orange Pi nk 41 02-062 A L FIGURE 18 UNIT MOUNTED THERMOSTAT WIRING DIAGRAM “A” THERMOSTAT OPTION NOTE: On option X or A the CS20[...]

Manual 2100-519C Page 25 of 4 2 2 Orange Red/W hite Blu e 9 W1 /E 10 6 Temp. and Hu midi t y Controll er PART # 8403-060 5 Black/White G O/ B 3 11 8 41 02-060 R Y1 Plu g #2 C W2 1 Y e llo w 12 Red/Y ell ow Brown 7 Orange A Brow n/W hite 4 FIGURE 19 UNIT MOUNTED THERMOSTAT WIRING DIAGRAM “D” THERMOSTAT OPTION[...]

Manual 2100-519C Page 26 of 4 2 4 5 3 2 1 Relay Orange Red/White Blue 9 W1/E 10 6 Temp. and H umidity Controll er Part #8403-060 5 Bl ack/White G O/B 3 11 8 4102- 059 R Y1 Plug #2 C W2 1 Yello w 12 Red/Yel low Bro wn 7 AB r o w n / W h i t e 2 4 Bl ack/White Red/White Brown/Whit e Orange Orange Orange Green Brown Yello w Bla ck Red Red/White Bl ack[...]

Manual 2100-519C Page 27 of 4 2 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 2100-519C Page 28 of 4 2 ST ART UP DESCRIPTION OF STANDARD EQUIPMENT Solid State Electronic Heat Pump Control Provides efficient 30-minute defrost cycle. A thermistor sensor and speed up terminal for service along with a 10-minute defrost override are standard on the electronic heat pump control. High / Low Pressure Switch Provides refrigera[...]

Manual 2100-519C Page 29 of 4 2 SERVICE HINTS 1. Caution user to maintain clean air filters at all times. Also, not to needlessly close off supply air registers. This may reduce airflow through the system, which shortens equipment service life as well as increasing operating costs and noise levels. 2. Switching to heating cycle at 75°F or higher o[...]

Manual 2100-519C Page 30 of 4 2 Q-T EC ENERGY RECOVERY VENTILATOR (Option) Before starting, make sure that the power has been turned off. The return air grille panel must be removed. The energy recovery ventilator (QERV) can be seen after the panel has been removed. To gain access to the mist eliminator, the QERV must be removed. See Figure 22. 1. [...]

Manual 2100-519C Page 31 of 4 2 FIGURE 21 FRESH AIR DAMPER REMOVAL MOUNTING SCREW[...]

Manual 2100-519C Page 32 of 4 2 FIGURE 22 QERV REMOVAL MOUNTING SCREWS FRONT FILL LOWER BLOWER ASSEMBL Y POWER CONNECTOR POWER CONNECTORS[...]

Manual 2100-519C Page 33 of 4 2 SEQUENCE OF OPERATION COOLING – Circuit R-Y 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 circulation. HEAT[...]

Manual 2100-519C Page 34 of 4 2 PRESSURE SERVICE PORTS High and low pressure service ports are installed on all units so that the system operating pressures can be observed. Pressure tables can be found later in the manual covering all models. It is imperative to match the correct pressure table to the unit by model number. Upper and lower service [...]

Manual 2100-519C Page 35 of 4 2 120* SW 1 SW 2 TIME (SEC) OFF OFF ON ON OFF ON OFF ON 30 60 180 LOW PRESSURE BYPASS TI MER SWITCH (FACTORY SE TTING 120 SECONDS) ACCUMULATED RUN TIME SELECTOR (FACTORY SE TTING 30 MIN.) MIS-2684 A ON OFF FIGURE 24 DEFROST CONTROL BOARD[...]

Manual 2100-519C Page 36 of 4 2 TROUBLESHOOTING TABLE 5 TROUBLESHOOTING m o t p m y Ss e s u a C e l b i s s o P & k c e h C , n o i t p i r c s e D r i a p e R / k c e h C o t w o H & t a h W l l i w r o s s e r p m o C g n i t a e h ( t r a t s t o n ) g n i l o o c r o . n o i t a n i m u l l i D E L r o f k c e h C . 1 ? ) g n i h s a l[...]

Manual 2100-519C Page 37 of 4 2 CHECKING TEMPERATURE SENSOR 1. Disconnect temperature sensor from board and from 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 ± 10%.) 4.[...]

Manual 2100-519C Page 38 of 4 2 TROUBLESHOOTING GE ECM ™ 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 is normal [...]

Manual 2100-519C Page 39 of 4 2 TROUBLESHOOTING GE ECM ™ 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. Even though the[...]

Manual 2100-519C Page 40 of 4 2 FAN BLADE SETTING DIMENSIONS Any service work requiring removal or adjustment in the fan and/or motor area will require that the dimensions in Table 7 be checked and blade adjusted in or out of the motor shaft accordingly. 1 Maximum ESP (inches WC) shown is with 1" thick disposable filter (reduced by .2 for 2&qu[...]

Manual 2100-519C Page 41 of 4 2 Low side pressure ± 4 psig High side pressure ± 10 psig T ables are based upon rated CFM (airflow) across the evaporator coil. If there is any doubt as to correct operating charge being in the system, the charge should be removed, system evacuated and recharged to serial plate instructions.  75°F outdoor temper[...]

Manual 2100-519C Page 42 of 4 2 TABLE 10 HEATING PRESSURE (ALL TEMPERATURES IN DEGREES F) L E D O M N R U T E R R I A . P M E TE R U S S E R P 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 05 0 15 10 25 20 35 30 45 40 55 50 6 1 H 4 2 Q 0 7 e d i S w o L e d i S h g i H 5 3 4 8 2 2 4 0 9 2 9 4 7 9 2 7 5 4 0 3 4 6 3 1 3 2 7 2 2 3 [...]