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YORK INTERNATIONAL

28

Installation

LD03621

MOTOR CONTROL CONFIGURATION DIAGRAM

FIG. 32 –

MOTOR CONTROL CONFIGURATION DIAGRAM

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Summary of Contents for CURBPAK CP1030

Page 1: ...INSTALLATION OPERATION MAINTENANCE CURBPAK AIR HANDLING UNITS New Release Form 100 10 NOM2 301 MODELS CP65 THROUGH CP1030 ROOF MOUNTED SINGLE ZONE 00466vip...

Page 2: ...s indi vidual shall also be familiar with and comply with all applicable governmental standards and regulations per taining to the task in question SAFETY SYMBOLS The following symbols are used in thi...

Page 3: ...lications 32 Factory Packaged Controls and Motor Control Center 33 3 Operation Startup Checklist 34 Pre operational Check 34 Temperature Limitations 35 Static Pressure Limits 35 Safety Check Warning 3...

Page 4: ...que Requirements to Operate Variable Inlet Van VIV 26 31 Typical Motor Data Nameplate 27 32 Motor Control Centrifugal Diagram 28 Figure Page 33 Wiring Diagram Starter Panel 29 34 Wiring Diagram 2 Spee...

Page 5: ...r Data FP V Economizer 40 8 Fan Bearing Lubrication Intervals 42 9 1 Motor Bearing Lubrication Intervals 42 9 2 Motor Bearing Service Conditions 42 9 3 Motor Bearing Lubrication Interval Multiplier 43...

Page 6: ...lication 410 90 Read the entire instruction before installing or operat ing the air handler Specific details and requirements apply that require careful consideration to avoid dam age to the equipment...

Page 7: ...plied to direct the air flow to bypass the specified coil for fresh air operation or through another coil to satisfy applica tion versatility This segment is used for coil capacity control when coil c...

Page 8: ...rict Office attn Sales Person Failure to perform the long term storage requirements will void the warranty SAFETY PRACTICES Air Handling Units are designed to provide safe and reliable service when op...

Page 9: ...Filter 2 RF Rigid Filter 12 BF Bag Filter 21 32 CF Carbon Filter HF HEPA Filter TABLE 1 SEGMENT IDENTIFICATION SEE FIG 2 Inlet Segments MB Inlet w Dampers 0 30 or 100 OA 0 or 100 RA EE Economizer 100...

Page 10: ...YORK INTERNATIONAL 10 SEGMENT AVAILABILITY Introduction LD06684 FIG 2 SEE TABLE 1...

Page 11: ...width of the unit must be provided on one side of the unit for removing the coil ROOF PITCH LIMITATIONS 1 2 Inch Foot Although level installations are preferred YORK units can be installed in any dire...

Page 12: ...nstallation Site Area of roof on which curb is to be installed must be level see Roof Pitch limita tions and structurally adequate to support the com bined weight of curb and unit Be sure the supporti...

Page 13: ...evel 4 Curb material is 14 gauge galvanized steel unpainted for 14 18 22 12 gauge for 26 30 curbs 5 Curbs must be fully supported by the roof structure A TOTAL UNIT LENGTH FROM YORKWORKS 9 B TOTAL SEG...

Page 14: ...nit weights in this instruction Unit weights are listed with each unit submittal drawing These draw ings must be referred to when selecting a crane for rigging and figuring roof weight loads Contact y...

Page 15: ...asher and a nut Place bolts and hardware into every hole 7 Replace screws in wall panel that were removed in Step 3 8 Apply caulking and place roof seam cap onto raised seam Then bend the end piece do...

Page 16: ...ter than 7 for diverging elements DUCT CONNECTION GUIDELINES See Figures 14 and 15 All intake and discharge air duct connections to the unit may be made directly to the unit with the exception of exte...

Page 17: ...SOUND AND VIBRATION TRANSMISSION All roof mounted air handling units generate some sound and vibration that may or may not require some special treatment of the air conditioned space The noise gen er...

Page 18: ...ions See Figure 17 6 Horizontalductsshouldbepitchedandprovidedwith drainage outlets as illustrated by the system de signer 7 Ducts should be installed at a height sufficient to install roofing and fla...

Page 19: ...BOLTS FOR ATTACHING PIPE CHASE BRKT BUTYL TAPE LAYER OF BUTYL TAPE Support all connecting piping independently of the coils Provide swing joints or flexible fittings in all piping con nections particu...

Page 20: ...pe to face side of the header cover to cover the holes around the perimeter Tape provided in package 4 Lift pipe chase onto frame 100 lbs and align holes to restart cap screw that were removed from co...

Page 21: ...orientation of the re frigerant distributor is not critical but the distributor tubes must not be kinked or bent in a non uniform configura tion See Figure 21 An individual expansion device must be p...

Page 22: ...DENSATE DRAIN PIPING The majority of cooling coils are located in the units so that the supply air is drawn through them This results in the condensate being subjected to negative static pressure Unle...

Page 23: ...nfigu ration with a drain connection on each side Main coil drain pans and all auxil iary floor drain pans in the unit must be properly trapped and charged with water before the units are started BELT...

Page 24: ...nkage design is not provided by YORK when factory packaged con trols are not included Air flow con trol dampers may be operated with pneumatic or electric actuator con trollers These items should be s...

Page 25: ...rees with respect to the jack shaft crank arm to which it is attached If not maximum power against rotational motion will be compro mised See Figure 29 4 Position of Vanes When completely open vanes a...

Page 26: ...The outdoor and the return air dampers are operated by individual ac tuators As the outdoor air dampers are opened by the damper actuator the return air dampers are closed If the economizer operation...

Page 27: ...ail control components pre maturely All penetrations through the unit housing pipe chase or cabinets must be sealed inside and outside All exposed electrical connections must be checked for tightness...

Page 28: ...YORK INTERNATIONAL 28 Installation LD03621 MOTOR CONTROL CONFIGURATION DIAGRAM FIG 32 MOTOR CONTROL CONFIGURATION DIAGRAM...

Page 29: ...independent control of motors 4 Install safeties between Terminals 5 6 or 7 8 Remove Jumpers J2 and J3 accordingly 5 TB not installed if internal rotary thru the door disconnect is present 6 TB1 to b...

Page 30: ...ry control contact rated at min 2A 115V 3 Connect remote control signal for motor stop start at Terminals 5 6 4 Install safety between Terminals 7 8 Remove Jumper J1 accordingly 5 TB not installed if...

Page 31: ...EQUENTIALLY IN THE REVERSE ORDER i e 3 2 1 NOTES 1 FOR SUPPLY CONNECTIONS USE MIN AWG COPPER CONDUCTORS SUITABLE FOR AT LEAST 78 C 167 F 2 SUPPLY VOLTAGE PHASE CONTROL VOLTAGE 3 FIELDTERMINALS SUITABL...

Page 32: ...fan control for vari able air volume systems The Air Modulator varies the speed of the fan to match the VAV load requirements The Air Modulator takes maximum advantage of the relation between fan spe...

Page 33: ...ro priate options can control monitor and diagnose those points that are necessary to maintain optimum perfor mances There are three options available Factory mounted End Devices Factory mounted End D...

Page 34: ...ls in place 2 Remove the shipping hold down bolts and shims at the spring isolators Note Do not remove func tional bolts from seismic isolators 3 Recheck the tightness of the isolator mounting hard wa...

Page 35: ...eck is made Under no condition should the units be allowed to con tinue to operate when excessive unit vibration is appar ent Permanent damage may result which will not be covered under the warranty i...

Page 36: ...proper tension See section Belt Adjustment An incorrectly aligned and tensioned belt can substantially shorten belt life or overload blower and motor bearings shortening their life expectancy Abelt t...

Page 37: ...2 86 1 FC 18 X 18 N A 15 254T 2 86 215 2 FC 18 X 18 L YES 20 256T 2 86 3 AF 15 YES 15 254T 2 04 4 AF 18 YES 20 256T 2 86 1 FC 20 X 20 N A 25 284T 4 38 250 2 FC 20 X 20 L YES 30 286T 4 25 3 AF 18 YES...

Page 38: ...X 36 N A 60 364T 13 74 2 FC 36 X 36 L YES 60 364T 12 70 1030 3 FC 40 X 40 N A 60 364T 17 27 4 AF 40 YES 100 404T 17 27 5 AF 44M YES 100 404T 20 50 6 AF 49M YES 100 404T 24 90 TABLE 4 FORWARD CURVED AI...

Page 39: ...24 20 256T 7 0 2162 3 AF 27 25 284T 7 0 1999 1 AF 24 20 256T 7 0 2162 250 2 AF 27 25 284T 7 0 1999 3 AF 30 30 286T 7 0 1799 1 AF 24 20 256T 7 0 2162 305 2 AF 27 25 284T 7 0 1999 3 AF 30 30 286T 7 0 17...

Page 40: ...215T 3 1708 250 1 AF 27 10 215T 3 1558 305 1 AF 30 15 254T 3 1402 350 1 AF 33 15 254T 3 1275 400 1 AF 36 15 254T 3 1071 460 1 AF 36 20 256T 3 1071 530 1 AF 40 20 256T 3 971 680 1 AF 49 30 286T 3 797...

Page 41: ...maximum grease ca pacity for the size bearing Relubrication is generally accompanied by a temporary rise in operating temperature Excess grease will be purged at seals Fan Bearing Lubricant A Lithium...

Page 42: ...als are for ball bearings For roller bearings divide the listed lubrication interval by 2 For 6205 and 6806 bearings For 6807 bearings consult oil mist lubrication MN410 Relubrication interval for 620...

Page 43: ...GREASE NEMA IEC OD WIDTH GREASETO TO BE ADDED BEARING Dmm Bmm ADD IN3 TEASPOON OZ GRAMS UP TO 210 INCL 132 6307 80 21 0 30 8 4 0 6 2 0 OVER 210 TO 280 INCL 180 6311 120 29 0 61 17 1 2 3 9 OVER 280 TO...

Page 44: ...is could result in damaging the bearing motor pulleys or motor base See drive label on fan housing adjacent to drive for specific details on tension When it is necessary to replace one belt in a given...

Page 45: ...nuisance trip ping of the motor overloads and or mo tor failure and or shaft failure BELT REPLACEMENT Always replace belts as a set Follow the steps below to replace belts 1 Release the tension on th...

Page 46: ...etely smooth Drive the shaft in the opposite di rection and file smooth the set screw marks Con tinue to clean the shaft of all dirt and residuals 7 To remove the key use a rubber mallet or brass bar...

Page 47: ...nd replacing the bearings care should be taken to ensure that the area where the bearings fit on the shaft does not become scored or damaged The shaft in this area should be thoroughly cleaned before...

Page 48: ...locking devices are used to secure bearing s to the fan shaft Refer to the instructions packed with bearings for special information Figure 47 is a typical bearing with a setscrew type locking de vic...

Page 49: ...in the housing Alternate Torquing of Set Screws Step 1 Torque A to 1 2 recommended torque Step 2 Torque B to full minimum recommended value Step 3 Torque A to full recommended value TABLE 10 TORQUE FO...

Page 50: ...each end of the coil In cases where two coils are stacked one on top of the other the coils can be re moved as a single unit or individually If removed as a single unit provisions should be accessibl...

Page 51: ...l fresh air dampers go to the full closed position The water FIG 53 DETERMINING LEFT OR RIGHT HAND COIL CONNECTION DRIVE SIDE circulation pumps must keep circulating water through the coils and or aux...

Page 52: ...except when in blow through arrangement they are either front or rear loaded HEPA will always be front loaded 3 The number in defines how many rows high with that particular filter pattern UNIT SIZE 6...

Page 53: ...cific filter arrangements 2 Filters are side loaded 3 The number in defines how many rows high with that particular filter pattern UNITSIZE 65 85 105 125 170 215 250 305 350 400 460 530 680 860 1030 A...

Page 54: ...144 192 240 288 336 432 504 576 672 864 960 1152 Filter 12 x 24 12 12 24 24 24 36 48 48 Size 24 X 24 12 24 24 24 48 48 72 72 108 108 144 144 192 240 288 Lbs Carbon 155 213 261 309 426 522 639 735 959...

Page 55: ...ther high temperature applications can be served using an alumi nized steel Holding Frame constructed without a gas ket The aluminized steel frame will tolerate tempera tures up to 900 F The standard...

Page 56: ...ervice Latch 1 Nominal or Upstream Header Filters None or L 10 DriPak Downstream VariCel VariCel V 2 Upstream L 30 BioCel 5700 AmerFrame 4 Upstream L 50 2 Nominal Upstream Filters None or L 20 AmAir D...

Page 57: ...UCTWOR SPRING O O OW OW GASKET T CELL SIDE E CELL SIDE VISUAL CONTROL CLAMP ADJUST BOLT HEAD FLUSH WITH CLAMP BEVEL SEAL FRAME PERIMETER EXTRUSION MEDIA PACK Sealing Integrity Assured The bevel create...

Page 58: ...bank will be 2 greater than indi cated above i e 6 x 6 bank would be 12 6 1 2 x 12 8 1 2 FIG 59A WELDED BEVEL SEAL FRAME AND CLIPS LD06610 LD06610 2 2 MAIN RUNNER PERIMETER EXTRUSION T SECTION PERIME...

Page 59: ...to the flow of air The determination of these pressures is a very impor tant part of troubleshooting an air conditioning system The generally accepted standard instrument for mea suring these unit pr...

Page 60: ...may replace the manometer for average air conditioning work and like the ma nometer is available in a variety of ranges The dial is only 4 inches in diameter and therefore has a limited scale several...

Page 61: ...following formulas Vp V 4005 V 4005 Vp FIG 66 SLACK TUBE MANOMETER FIG 67 STATIC PRESSURE AIR SYSTEM 2 It is therefore a simple matter to determine the velocity fpm of an air stream so the VP can be...

Page 62: ...l the system static pressure or the summation static pressure These pressures are of great importance when trouble shooting for causes of reduced capacity vibration and noise Changes in the cross sect...

Page 63: ...reign material inside bearing Disassemble inspect and clean or replace bearing as required Fretting corrosion between bearing inner race and shaft Clean or replace bearing as required Ductwork too sma...

Page 64: ...les per design specifications Unit air filters not in place Install air filters Take ammeter readings on all three phases of motor to verify accuracy of ammeter High line voltage Consult power company...

Page 65: ...hase condition Check overload relay sizing and verify overload relays are in each of the 3 phases of the starter Motor shaft bearing damaged Replace bearing Motor overloaded Reduce load or increase vo...

Page 66: ...ions Be sure any field penetrations are sealed If Intermediate Drain Pans on the coil face are present Be sure they drain properly checking for debris and damage Check Auxiliary Drain Pans under coil...

Page 67: ...filter tracks Check for missing filter clips or latches when required Be sure air pressure drop APD across the filters does not exceed design See Engineering Guide Form 100 10 EG2 FILTER APD page 41...

Page 68: ...onsor of the 2002 U S Olympic Team 36USC380 P O Box 1592 York Pennsylvania USA 17405 1592 Subject to change without notice Printed in USA Copyright by York International Corporation 2001 ALL RIGHTS RE...

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