Installation and Service Manual for PureFlowTM Air
Contents
1. AS 030 3XX 80 65 1 2 64 66 23 32 66 23 1 4 20 23 5 16 21 41 40 18 1 2 13 AS 050 3XX 80 64 64 23 1 4 20 46 40 18 1 2 13 AS 050 4XX 120 70 3 4 70 3 4 26 1 4 24 49 1 4 42 22 15 3 4 AS 075 3XX 80 64 64 23 1 4 20 46 40 18 1 2 13 AS 075 4XX 120 70 3 4 70 3 4 26 1 4 24 49 1 4 42 22 15 3 4 AS 075 5XX 200 81 3 4 81 1 2 30 30 55 1 2 42 22 18 3 4 AS 100 4XX 120 79 76 1 2 27 1 4 24 51 42 22 15 3 4 AS 100 5XX 200 81 3 4 79 1 4 30 30 58 42 22 18 3 4 Installation and Service Manual for PureFlow Air Compressors 15 Figure 2 4 PureFlow AD Series Duplex Air Compressors Dimensions in cm See Table 2 4 Table 2 4 PureFlow Duplex Air Compressors Dimensions Per Figure 2 4 Inches FLO W PURE Johnson Controls Inc O PTIO NA L A LTE RN ATO R P LU G D A B C E F DISCHARGE O P TIO N AL D R Y E R Duplex Base Model Tank Size A B C D E F Series Gallons With Air Dryer Without Air Dryer With Alternator Without Alternator AD 105 1XX AD 005 1XX 30 68 1 2 41 1 2 21 1 4 17 3 4 35 1 4 18 15 3 4 12 1 4 AD 105 3XX AD 005 3XX 80 77 3 4 64 1 4 22 1 4 20 39 40 18 1 2 13 AD 107 1XX AD 007 1XX 30 68 1 2 41 1 2 21 1 4 17 3 4 36 18 15 3 4 12 1 4 AD 107 3XX AD 007 3XX 80 77 3 4 64 1 4 22 1 4 202. FIELD FURNISHED PR E INSTALLED M OU NTIN G BO LT FIELD FURNISHED Figure 2 2 Typical PureFlow Air Compressor Installation After choosing a suitable installation site following the guidelines outlined in the Installation Site Location section of Part II install the PureFlow air compressor permanently in place To do so refer to Figure 2 2 and proceed as follows 1 Install four mounting bolts studs or threaded floor anchors all field furnished at the installation site refer to Figures 2 3 and 2 4 and Tables 2 3 and 2 4 for the dimensions required to properly locate the mounting hardware in the surface 2 Four isolation pads are included with every PureFlow air compressor shipped from the factory In order to reduce the effects of vibration during air compressor operation drill an appropriately sized hole in the isolation pads and place one pad over each mounting bolt or stud installed in the surface 3 Move the PureFlow air compressor off its wooden shipping pallet and onto the four pad and mounting bolt stud combinations 4 If the mounting surface is uneven properly level the PureFlow air compressor by shimming the legs of the unit to be level within 1 16 in 2 mm of each other Place a level on the air compressor saddle and check that the unit is level on both horizontal planes Securing the Air Compressor in Place 14 Installation and Service Manual for PureFlow Air Compressors Figure 2 3 PureFlow AS Series Simple
3. Step 1 3 If a high pressure output 80 PSIG nominal is also required the high pressure connection is located directly ahead of the pressure reducing valve on the factory mounted Air Purification System To use this connection first remove the factory furnished compression cap Then connect the desired high pressure service line either 3 8 in O D copper tubing or 3 8 in O D polytubing using a 3 8 in compression nut field furnished a 3 8 in ferrule copper tubing ferrule F 1000 13 polytubing ferrule F 1000 10 both ordered separately and for polytubing high pressure service lines a metal insert F 1000 384 ordered separately is also required Installation and Service Manual for PureFlow Air Compressors 33 When starting up the PureFlow air compressor for the first time to provide air to power a pneumatic climate control system it is necessary to perform the following checks to ensure proper air compressor operation PureFlow AS Series Simplex Air Compressors come equipped with a lead PE switch while PureFlow AD Series Duplex Air Compressors with a factory mounted alternator come equipped with both a lead and a lag PE switch Observe the air compressor through two complete cycles of operation to check the cut in and cut out settings of the lead PE switch The lead switch is factory set to cut in at approximately 70 PSIG 490 kPa and cut out at approximately 90 PSIG 630 kPa If it is observed that the air compressor cuts i
4. 39 40 18 1 2 13 AD 110 1XX AD 010 1XX 30 68 1 2 41 1 2 21 1 4 17 3 4 36 18 15 3 4 12 1 4 AD 110 3XX AD 010 3XX 80 77 3 4 64 1 4 22 1 4 20 39 40 18 1 2 13 AD 015 1XX 30 68 1 2 41 1 2 21 1 4 17 3 4 36 18 15 3 4 12 1 4 AD 015 3XX 80 77 3 4 64 1 4 22 1 4 20 39 40 18 1 2 13 AD 020 3XX 80 90 3 4 65 1 4 23 1 4 20 41 40 18 1 2 13 AD 030 3XX 80 90 3 4 65 1 4 23 1 4 20 41 40 18 1 2 13 AD 030 4XX 120 96 1 4 70 3 4 25 3 4 24 44 42 22 15 3 4 AD 050 4XX 120 71 1 4 26 1 4 24 49 1 4 42 22 15 3 4 AD 050 5XX 200 81 1 2 30 30 55 1 2 42 22 18 3 4 AD 075 4XX 120 71 1 4 26 1 4 24 49 1 4 42 22 15 3 4 AD 075 5XX 200 81 1 2 30 30 55 1 2 42 22 18 3 4 AD 100 5XX 200 84 30 30 58 42 22 18 3 4 Inches x 2 54 Centimeters 16 Installation and Service Manual for PureFlow Air Compressors 5 Place a flat washer and hold down nut all field furnished on the four mounting bolts or studs installed in the surface 6 Tighten each hold down nut 1 4 of a turn past hand tight to secure the PureFlow air compressor in place Note Be careful not to over tighten the hold down nuts doing so will unnecessarily strain the PureFlow air compressor and reduce the effectiveness of the vibration isolation pads 7 To complete the air compressor installation install a second hold down nut field furnished on top of the first hold down nut
5. IN ACC OR D AN C E W ITH N ATION AL AN D LOC AL C OD ES BLUE BLACK RED BLUE L1 RED MOTOR RED BLACK L2 L3 T3 T2 T1 RED DISCONNECT FIELD FURNISHED POW ER SUPPLY PRESSURE ELECTRIC SWITCH Figure 2 8 PureFlow 1 2 Through 10 hp Simplex Air Compressors Three Phase Wiring Diagram for 208 230 460 Volts 22 Installation and Service Manual for PureFlow Air Compressors Figure 2 9 PureFlow 1 2 Through 1 hp Duplex Air Compressors with Basic Alternator Package Single Phase Wiring Diagram for 115 Volts OPEN OPEN MOTOR MOTOR T2 T1 BLACK W HITE L1 L2 L1 L2 T1 T2 PS2 WHITE BLACK BLACK WHITE W HITE W HITE W HITE BLACK BLACK BLACK W HITE BLACK BLACK BLACK Installation and Service Manual for PureFlow Air Compressors 23 Figure 2 10 PureFlow 1 2 Through 1 hp Duplex Air Compressors with Basic Alternator Package Single Phase Wiring Diagram for 208 230 Volts OPEN O PEN M OTOR MOTOR T2 T1 L1 L2 L1 L2 T1 T2 PS2 BLACK W HITE BLACK BLACK BLACK BLACK BLACK BLACK BLACK 24 Installation and Service Manual for PureFlow Air Compressors Figure 2 11 PureFlow 1 2 Through 10 hp Duplex Air Compressors with Basic Alternator Package Three Phase Wiring Diagram for 208 230 460 Volts BLUE BLACK RED MOTOR RED BLACK BLUE A2S1 RED BLACK BLUE BLUE RED BLUE BLACK RED RED BLACK BLUE A2
6. Installation and Service Manual for PureFlow Air Compressors 9 Part II Installation Prior to installing the Johnson Controls PureFlow air compressor check the unit thoroughly for signs of shipping damage Pay particular attention to those areas of the air compressor which extend beyond the main body of the unit If shipping damage has occurred the receiving Johnson Controls branch office will need to consult Procedure 3C 5720 01 Materials Lost or Damaged in Shipment for proper claim action In addition inspect all fittings and bolts on the air compressor for looseness that may have occurred during shipping Tighten any loose fittings 1 4 of a turn past hand tight and any loose bolts to the torques specified in Part VI of this manual Choose a suitable location for installing the PureFlow air compressor The unit should be located in a protected well ventilated non corrosive area free of excessive dust and or moisture PureFlow air compressors operate most efficiently in ambient conditions ranging from 40 to 115 F 4 to 46 C with a maximum dew point of 86 F 30 C non condensing Ideally the installation site should feature a climate controlled environment capable of maintaining these desired ambient conditions The air compressor should be positioned at least 12 in 305 mm away from nearby walls in order to provide an unobstructed flow of air to cool the unit For ease of air compressor service the pulley side of the unit should f
7. S2 BLUE BLACK RED MOTOR PS2 Installation and Service Manual for PureFlow Air Compressors 25 Figure 2 12 PureFlow 1 2 Through 1 hp Duplex Air Compressors with Deluxe Alternator Package Single Phase Wiring Diagram for 115 Volts MOTO R MOTOR T2 T1 BLACK W HITE L1 L2 A2S2 L1 L2 T1 T2 A2S1 WHITE BLACK BLACK WHITE W HITE W HITE BLA CK W HITE W H ITE S W L SW L SW R SW R BLAC K PS2 BLACK 26 Installation and Service Manual for PureFlow Air Compressors Figure 2 13 PureFlow 1 2 Through 1 hp Duplex Air Compressors with Deluxe Alternator Package Single Phase Wiring Diagram for 208 230 Volts MOTOR RED L1 L2 T1 T2 BLACK SW L SW L SW R SW R T2 T1 L2 L1 FU 1 FU 1 FU 2 FU 2 H2 H3 H4 H1 X1 X2 GRD RED RED BLACK RED BLAC K RED BLACK RED MOTOR BLACK RED Installation and Service Manual for PureFlow Air Compressors 27 Figure 2 14 PureFlow 1 2 Through 3 hp Duplex Air Compressors with Deluxe Alternator Package Three Phase Wiring Diagram for 208 230 460 Volts MOTO R MOTOR RED L1 L2 T1 T2 BLUE BLACK SW L SW L SW R SW R T3 L3 T3 T2 T1 L3 L2 L1 FU 1 FU 1 FU 2 FU 2 H2 H3 H4 H1 X1 X2 GRD RED RED BLUE BLACK RED BLUE BLACK RED BLUE BLACK RED BLUE BLACK RED 28 Installation and Service Manual for PureFlow Air Comp
8. While holding the first nut turn the second nut 1 4 of a turn past hand tight to lock both nuts in place All PureFlow simplex and duplex air compressors are furnished with intake filters to ensure that 99 particulate free air is admitted to the air compressor If clean dry cool air is not available at the installation site pipe the intake filters to receive either outside air or conditioned air from an HVAC return air duct Note Do not substitute oil bath or oil wetted filters for the dry type intake filters furnished with the PureFlow air compressor Doing so increases the probability of excessive oil carryover into the pneumatic climate control system All PureFlow air compressors are available with either a manual tank drain or an automatic tank drain If a manual tank drain was ordered with the air compressor the unit will be shipped with the drain pre installed at the factory If an automatic tank drain was ordered the drain will need to be installed on the air compressor in the field To do so refer to Figure 2 5 and proceed as follows 1 Remove and discard the plastic protective cap from the IN connection of the automatic tank drain as well as the cap inserted in the threaded outlet near the manual pushbutton 2 Apply thread sealant to the hex union fitting packaged separately with the PureFlow air compressor Intake Filter Receiver Tank Drain Installation Installation and Service Manual for PureFlow Air Compres
9. ace the wall In addition adequate space and lighting should be available in order to periodically inspect and service all components of the air compressor LEFT REAR RIGHT REAR LEFT FRONT RIGHT FRONT FLYWHEEL SIDE TOP VIEW Figure 2 1 Leg Weight Distributions As detailed in Tables 2 1 and 2 2 Pre Installation Checkout Installation Site Location 10 Installation and Service Manual for PureFlow Air Compressors Table 2 1 PureFlow Simplex Air compressors Leg Weight Distribution Per Figure 2 1 Pounds Installation and Service Manual for PureFlow Air Compressors 11 Table 2 2 PureFlow Duplex Air Compressors Leg Weight Distribution Per Figure 2 1 Pounds 12 Installation and Service Manual for PureFlow Air Compressors It is best for the installation site to include a raised concrete pad for securing the PureFlow air compressor solidly in place If the installation site includes a spanned floor spring isolators purchased locally will be required refer to Figure 2 1 and Tables 2 1 and 2 2 for leg weight distributions for all simplex and duplex models Regardless of the mounting surface chosen all PureFlow air compressors must be installed in a level position If the mounting surface is uneven metal shims field furnished will be required to level the air compressor within a horizontal plane prior to securing the unit in place If floor space is limited angle iron wall brackets are available A 4000 108 orde
10. ation is incorrect disconnect the electrical power and for single phase motors rewire the motor as indicated on its nameplate For three phase motors simply switch any two of the three power leads Wiring and Current Draw Installation and Service Manual for PureFlow Air Compressors 19 BLANK BLACK W HITE MOTOR RED R ED BLACK W HITE L1 L2 T2 T1 RED RED RED RED WHITE BLACK PRESSURE ELECTRIC SWITCH DISCONNECT FIELD FURN ISHED POW ER SUPPLY OPEN MAIN DISC ON NECT AND BRA NCH CIRC UIT PROTECTION TO BE INSTALLED BY A QUALIFIED ELECTR ICIAN IN ACCORDAN CE WITH NATIONAL AND LOCAL COD ES Figure 2 6 PureFlow 1 2 Through 1 hp Simplex Air Compressors Single Phase Wiring Diagram for 115 Volts 20 Installation and Service Manual for PureFlow Air Compressors L2 L1 RED RED PRESSURE ELECTRIC SW ITCH BLACK RED RED R ED RED T1 T2 BLAC K MOTOR BLACK OPEN BLA NK RED R ED RED DISCONNECT FIELD FUR NISHED POW ER SUPPLY MAIN DISC ONNECT AND BRANC H CIR CUIT PROTECTION TO BE INSTALLED BY A QUALIFIED ELECTRICIAN IN ACCO RD AN CE WITH NATION AL AND LOCAL COD ES Figure 2 7 PureFlow 1 2 Through 1 hp Simplex Air Compressors Single Phase Wiring Diagram for 208 230 Volts Installation and Service Manual for PureFlow Air Compressors 21 MAIN D ISC ON NEC T AND BR AN C H C IRC U IT PR OTEC TION TO BE IN STALLED BY A QU ALIFIED ELEC TR IC IAN
11. average Example 215 V 221 V 224 V 3 220 V Average 3 Calculate the difference between the average voltage determined in Step 2 and the worst phase measured in Step 1 to determine the largest difference Example 220 V 215 V 5 V Difference Largest 4 Divide the largest difference calculated in Step 3 by the average voltage from Step 2 and multiply the result by 100 to determine the percentage of difference from the average Example 5 V 220 V x 100 2 27 Difference If the percentage of difference is greater than 2 the maximum allowable percentage of difference the input voltage across the three phases is imbalanced An excessive voltage imbalance is cause for concern especially since the actual increase in temperature at the motor stator is equal to two times the square of the calculated imbalance Example 2 x 2 27 x 2 27 10 3 Rise in Temperature To compound the situation this temperature increase is not uniform throughout the stator rather it is concentrated on only one of the three phases Under such circumstances the motor stator may burn out To avoid the likelihood of burning out a motor as a result of excessive imbalance proceed as follows 1 Roll the wire leads of each of the three phases forward one position by moving the lead on Phase I to Phase II Phase II to Phase III and Phase III to Phase I Air Compressor Power Requirements Installation and Service Manual for PureFlow Air Compre
12. ed to check all of the threaded fittings on the automatic tank drain for air leakage WARNING All wiring must be performed by a qualified certified or licensed electrician The PureFlow air compressor must be permanently wired and grounded by a qualified electrician in accordance with national and local codes In addition all optional electrical accessories used in conjunction with the PureFlow air compressor must also be wired and grounded per electrical code requirements Figures 2 6 through 2 8 illustrate typical wiring arrangements for PureFlow AS Series Simplex Air Compressors and Figures 2 9 through 2 15 illustrate typical wiring arrangements for PureFlow AD Series Duplex Air Compressors In addition Table 2 5 lists pertinent electrical data per motor required to properly wire the PureFlow air compressor If the air compressor includes a factory mounted DryFlow refrigerated air dryer wire the dryer according to the procedures outlined in the Air Dryer Installation and Maintenance Manual included with the PureFlow air compressor also available from the local Johnson Controls branch office After the air compressor and all of its associated electrical accessories have been properly wired check the compressor pump for proper rotation To do so briefly apply electrical power to the air compressor and check that the pump rotates in the same direction as the arrow molded into the front of the pump cooling fan shroud If the pump rot
13. hat all hold down nuts mounting bolts or studs and threaded floor anchors are secure Check that all of the hold down nuts have been tightened relatively equal in comparison to one another Note Be careful not to over tighten the hold down nuts doing so will unnecessarily strain the PureFlow air compressor and reduce the effectiveness of the vibration isolation pads Check that the isolation pads included with the air compressor are positioned properly under each leg of the unit Check that the air compressor is leveled properly on both horizontal planes and if necessary shim the legs of the unit to within 1 16 in 2 mm of each other Check that a flexible coupling field furnished is used between the shutoff valve and the air service line Lack of a flexible coupling may reduce the effectiveness of the vibration isolation pads Using a leak detector solution check all fittings and air lines on the PureFlow air compressor for air leaks If an air leak is found at any of the fittings remove the fitting and re apply thread sealant to the appropriate threaded area If a leak is found on any of the air lines the air line will need to be repaired or replaced Check that the PureFlow air compressor is able to maintain the desired system pressure at a specified flow rate without running continuously To do so perform a pump up time test according to the procedures outlined in the Pump Up Time Test section of Part IV On du
14. n and out at values other than these factory settings adjust the lead PE switch according to the procedures outlined in the PE Switch Settings and Standby Function section of Part III On duplex air compressors with a factory mounted alternator it is also necessary to check the standby function of the air compressor The lag PE switch is used as the standby switch in the event of failure of one of the compressor pumps Check the lag switch settings by disabling one compressor pump so that it cannot run according to the procedures outlined in the PE Switch Settings and Standby Function section of Part III The lag switch is factory set to cut in at approximately 60 PSIG 420 kPa and cut out at approximately 80 PSIG 560 kPa In addition check the alternator function by observing the air compressor through two complete cycles of operation to ensure that the two pumps alternate Starting the Air Compressor for Operation Pressure Electric PE Switch Function 34 Installation and Service Manual for PureFlow Air Compressors If the PureFlow air compressor vibrates excessively when the unit is started up for the first time one or more of the following checks should be performed to determine the cause of the excessive vibration as well as the necessary remedy Inspect the PureFlow air compressor thoroughly for signs of shipping damage for example a bent motor pulley or pump flywheel etc and replace any damaged components Check t
15. on and Service Manual for PureFlow Air Compressors 3 If necessary relocate the receiver tank plug factory installed on one end of the receiver tank to the side of the tank directly opposite the end chosen in Step 2 for the air service line Note Use care when relocating the receiver tank plug to avoid damaging the integral plug O ring 4 Apply thread sealant to the threaded portion of the shutoff valve packaged separately with the PureFlow air compressor 5 Using an adjustable wrench install the shutoff valve at the selected service end of the receiver tank and secure the assembly firmly in place 6 To minimize vibration transmission during air compressor operation it is recommended that a flexible coupling field furnished be used between the shutoff valve and the air service line Figure 2 17 PureFlow Air Compressor With Factory Mounted DryFlow Refrigerated Air Dryer To pipe a PureFlow simplex or duplex air compressor that comes equipped with a factory mounted DryFlow refrigerated air dryer refer to Figure 2 17 and proceed as follows 1 Locate the low pressure output 20 PSIG nominal of the factory mounted Air Purification System on the DryFlow refrigerated air dryer This output is equipped with a compression fitting to accommodate 3 8 in O D tubing 2 Connect the desired service line either 3 8 in O D copper tubing or 3 8 in O D polytubing to the control system at the low pressure compression fitting located in
16. plex air compressors this test will need to be performed twice once on each compressor pump Do not run both pumps simultaneously while performing the pump up time test After one hour of air compressor operation perform an oil carryover test using the field installed A 4000 120 Oil Indicator and Needle Valve Assembly ordered separately located at the air compressor receiver tank outlet Refer to the Oil Carryover Test section of Part III for more details Excessive Vibration Air Leak Detection Pump Up Time Test Oil Carryover Test
17. red separately for mounting the air compressor on a wall Installations utilizing wall brackets are limited to PureFlow simplex air compressors with 30 gallon receiver tanks All PureFlow air compressors are shipped from the factory with a proper fill of 30W non detergent oil Johnson Controls F 1000 383 in the crankcase A properly filled crankcase will show an oil level somewhere within the red ring of the oil level sight glass Referring to Figure 3 1 in the Oil Level and Oil Filling section of Part III the top of the red ring indicates the maximum oil level and the bottom of the red ring indicates the minimum oil level Refer to the Air Compressor Oil Change section of Part VI for step by step oil changeout procedures as well as a listing of nominal air compressor crankcase capacities WARNING When replacing the oil in the crankcase never use synthetic oil There is no advantage in lubrication life or carryover Furthermore any synthetic oil carried into the pneumatic climate control system may result in damage to certain plastic components Oil Lubrication Installation and Service Manual for PureFlow Air Compressors 13 AIR CO MPRESSOR LEG LOCATION O F M ETAL SHIMS IF REQ UIRED TO LEVEL THE AIR C OM PR ESSOR ISO LATIO N PAD FOU R PADS IN CLUD ED W ITH AIR C OMPRESSO R CO N CRETE MO U NTING SURFAC E SECO ND HOLD D OW N N UT FIELD FUR NISHED FIRST HO LD DO W N NUT FIELD FU RN ISHED FLAT W ASH ER
18. ressors Figure 2 15 PureFlow 5 Through 10 hp Duplex Air Compressors with Deluxe Alternator Package Three Phase Wiring Diagram for 208 230 460 Volts MOTOR MOTOR RED L1 L2 T1 T2 BLUE BLACK SW L SW L SW R SW R T3 L3 T3 T2 T1 L3 L2 L1 FU 1 FU 1 FU 2 FU 2 H2 H3 H4 H1 X1 X2 GR D RED RED BLUE BLAC K RED BLUE BLACK RED BLUE BLACK RED BLUE BLACK RED Installation and Service Manual for PureFlow Air Compressors 29 Table 2 5 Electrical Data Amps Watts Per Motor 30 Installation and Service Manual for PureFlow Air Compressors The required input voltage for all PureFlow air compressors is the motor nameplate voltage plus or minus 10 as measured at the motor by a qualified electrician with the air compressor running Any measured input voltage outside of this specified range could result in damage to the motor and or other electrical components of the air compressor On three phase PureFlow air compressors it is also necessary that the input voltages across each phase be in balance to within 2 of the average of all three phases To determine if all three phases are properly balanced proceed as follows 1 With the air compressor running use a suitable voltmeter to measure the voltage across each of the three phases Example Phase I 215 V Phase II 221 V Phase III 224 V 2 Add the three voltages and divide the total by three to determine the
19. sors 17 Figure 2 5 Properly Installed Automatic Tank Drain 3 Using an adjustable wrench and an adjustable pliers install the hex union fitting in the IN connection of the automatic tank drain 4 Install the automatic tank drain and hex union fitting assembly on the receiver tank drain pipe Using an adjustable wrench and a pipe wrench or slip joint pliers tighten the assembly 1 4 of a turn past hand tight The automatic tank drain must be secured in an upright position such that the drain bowl and drain bowl fitting are directed upward 5 Install one end of the automatic tank drain polytubing packaged separately with the PureFlow air compressor into the fitting on top of the drain bowl pushing the polytubing down as far as it will go into the fitting Check the connection by pulling firmly on the polytubing 6 In the same manner as Step 5 install the other end of the automatic tank drain polytubing into the fitting of the 90 elbow near the safety relief valve assembly 18 Installation and Service Manual for PureFlow Air Compressors 7 Connect a suitable drain line to the automatic tank drain and tighten the drain line fitting to secure it in place Note Since the receiver tank condensate may contain entrained oil be certain to dispose of this waste properly in accordance with local state and federal regulations 8 After the air compressor has been started up it is recommended that a leak detector solution be us
20. ssors 31 2 Recalculate the voltage imbalance following the procedures outlined in Steps 1 through 4 on the previous page 3 If the recalculated voltage imbalance determined in Step 2 is within the 2 maximum allowable percentage of difference the problem has been corrected and there is no longer a cause for concern If the recalculated voltage imbalance determined in Step 2 remains greater than 2 roll the wire leads of each of the three phases forward one more position 4 Recalculate the voltage imbalance again following the procedures outlined earlier 5 If the voltage imbalance is now within the 2 maximum allowable percentage of difference the problem has been corrected If not disconnect the electrical service to the air compressor to protect it from possible equipment damage and have a qualified electrician analyze the building power supply and load distribution Figure 2 16 PureFlow Air Compressor Without Factory Mounted DryFlow Refrigerated Air Dryer To pipe a PureFlow simplex or duplex air compressor that does not come equipped with a factory mounted DryFlow refrigerated air dryer refer to Figure 2 16 and proceed as follows 1 Remove and discard the plastic protective cap from the threaded receiver tank outlet 2 Depending on the orientation of the air compressor installation determine which end of the receiver tank would be best suited for the air service line connection Piping the Air Compressor 32 Installati
21. x Air Compressor Dimensions in cm See Table 2 3 Table 2 3 PureFlow Simplex Air Compressors Dimensions Per Figure 2 3 Inches Inches x 2 54 Centimeters FLO W PURE Johnson Controls Inc D ISCH AR GE PLUG D A B C E F O P TIO N AL D R Y E R O PTIO NAL STAR TER Simplex Base Tank Size A B C D E F Model Series Gallons W Starter W O dryer W O Starter or Dryer W Starter and Dryer W O Starter W Dryer W Starter W 0 Dryer W O Starter or Dryer W Starter and Dryer W O Starter W Dryer AS 105 1XX AS 005 1XX 30 42 1 2 40 43 19 32 42 21 1 4 17 3 4 21 13 16 18 3 4 35 1 2 18 15 3 4 12 1 4 AS 107 1XX AS 007 1XX 30 42 1 2 40 43 19 32 42 21 1 4 17 3 4 21 13 16 18 3 4 36 18 15 3 4 12 14 AS 107 2XX AS 007 2XX 60 50 3 4 50 3 4 51 27 32 52 3 4 22 1 4 20 22 5 16 21 40 29 18 14 AS 110 1XX AS 010 1XX 30 42 1 2 40 43 19 32 42 21 1 4 17 3 4 21 13 16 18 3 4 36 18 15 3 4 12 1 4 AS 110 2XX AS 010 2XX 60 50 3 4 50 3 4 51 27 32 52 3 4 22 1 4 20 22 5 16 21 40 29 18 14 AS 015 1XX 30 42 1 2 40 43 19 32 42 21 1 4 17 3 4 21 13 16 18 3 4 36 18 15 3 4 12 1 4 AS 015 2XX 60 50 3 4 50 3 4 51 27 32 52 3 4 22 1 4 20 22 5 16 21 40 29 18 14 AS 020 2XX 60 51 1 2 50 3 4 52 19 32 52 3 4 23 1 4 20 23 5 16 21 42 29 18 14 AS 020 3XX 80 65 64 66 23 32 66 23 1 4 20 23 5 16 21 41 40 18 1 2 13
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