Magic Aire HHA Series Installation, Operation And Maintenance Manual Download | Manualshive

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035-000029-001

Page 25

HHA IOM 1.4 10/11/2021

Service Clearances

Arrangement D

(with integral HEPA Filter)

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Summary of Contents for HHA Series

Page 1: ...ervicing or installing unit ELECTRIC SHOCK CAN CAUSE DEATH WARNING This equipment may be in stalled well above finished floor Use ex treme caution when working at heights SAFETY WARNING Installer shou...

Page 2: ...035 000029 001 Page 2 HHA IOM 1 4 10 11 2021 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 3: ...learance 24 25 Condensate Drain 26 Steam Coil Piping Recommendations 27 30 Coil Freeze Up Protection 29 Refrigerant Piping Direct Expansion DX Coils 30 31 APD Gauge Option 32 Static Pressure Ports Opt...

Page 4: ...ngs could result in per sonal injury or equipment damage DANGER NEVER enter an enclosed fan cabinet or reach into a unit while the fan is running LOCK OPEN AND TAG the fan motor power dis connect swit...

Page 5: ...oth to protect the equipment and proper ty from damage in the case of condensate overflow In addition the International Mechanical Code IMC section 307 2 3 requires the use of auxiliary drain pans Man...

Page 6: ...constructed from structural steel or formed strut materials Size 30 and 40 units have hanging brackets with specific recommendations see Fig 5b Fig 5a Ceiling Suspension Alternate Lengthwise Beam Moun...

Page 7: ...035 000029 001 Page 7 HHA IOM 1 4 10 11 2021 UNIT SUSPENSION cont d Fig 5b Ceiling Suspension HHA30 40 Hanging Brackets...

Page 8: ...installed electrical wiring Unit ter minals are not designed to accept other types of conductors DANGER WARNING Hazardous voltage Only qualified personnel must install the electrical service Dis conne...

Page 9: ...voltage selection are factory wired for 240V Field may rewire motor and transformer primary tap for operation at 208V 5 Selection of field provided and installed electrical components is the responsi...

Page 10: ...d low voltage control wiring terminal block TB1 4 Selection of field provided and installed electrical components is the responsibility of the installer in cluding branch circuit protection and wiring...

Page 11: ...V voltage selection are factory wired for 240V Field may rewire motor and transformer primary tap for operation at 208V 5 Selection of field provided and installed electrical components is the respons...

Page 12: ...d low voltage control wiring terminal block TB1 4 Selection of field provided and installed electrical components is the responsibility of the installer in cluding branch circuit protection and wiring...

Page 13: ...wiring terminal block TB1 4 Units ordered for 208V 240V voltage selection are factory wired for 240V Field may rewire motor and transformer primary tap for operation at 208V 5 Selection of field prov...

Page 14: ...08V 240V voltage selection are factory wired for 240V Field may rewire motor and transformer primary tap for operation at 208V 5 Selection of field provided and installed electrical components is the...

Page 15: ...208V 240V voltage selection are factory wired for 240V Field may rewire motor and transformer primary tap for operation at 208V 5 Selection of field provided and installed electrical components is th...

Page 16: ...control wiring terminal block TB1 4 Units ordered for 208V 240V voltage selection are factory wired for 240V Field may rewire motor and transformer primary tap for operation at 208V 5 Selection of fi...

Page 17: ...08V 240V voltage selection are factory wired for 240V Field may rewire motor and transformer primary tap for operation at 208V 5 Selection of field provided and installed electrical components is the...

Page 18: ...rner and low voltage control wiring terminal block TB1 4 Selection of field provided and installed electrical components is the responsibility of the installer in cluding branch circuit protection and...

Page 19: ...ge control wiring terminal block TB1 4 Units ordered for 208V 240V voltage selection are factory wired for 240V Field may rewire motor and transformer primary tap for operation at 208V 5 Selection of...

Page 20: ...y wired for 240V Field may rewire motor and transformer primary tap for operation at 208V 5 Selection of field provided and installed electrical components is the responsibility of the installer in cl...

Page 21: ...erminal block TB1 4 Selection of field provided and installed electrical components is the responsibility of the installer in cluding branch circuit protection and wiring 5 To start the fan connect R...

Page 22: ...y wired for 240V Field may rewire motor and transformer primary tap for operation at 208V 5 Selection of field provided and installed electrical components is the responsibility of the installer in cl...

Page 23: ...erminal block TB1 4 Selection of field provided and installed electrical components is the responsibility of the installer in cluding branch circuit protection and wiring 5 To start the fan connect R...

Page 24: ...035 000029 001 Page 24 HHA IOM 1 4 10 11 2021 Service Clearances Arrangement B No integral Final Filter...

Page 25: ...035 000029 001 Page 25 HHA IOM 1 4 10 11 2021 Service Clearances Arrangement D with integral HEPA Filter...

Page 26: ...the supply at the bottom and the return at the top This is counterflow piping ar rangement and is necessary to achieve rated thermal performance CAUTION Piping the other way parallel will result in r...

Page 27: ...m breaking check valve would be piped into the con densate line between the trap and the gate valve instead of open to the atmosphere Figure 8 illustrates the typical piping at the end of every steam...

Page 28: ...nate in hot wells or deaer ators which vent the air Fig 9 Multiple Coil High Pressure Piping NOTES 1 Flange or union is located to facilitate coil re moval 2 When control valve is omitted on multiple...

Page 29: ...ube pierced to facilitate the distribution of the steam along the tube s length The outer tubes are expanded into plate fins The completed assembly includes the supply and condensate header and side c...

Page 30: ...ee unit label or certified drawing to assure con nection to matching suction and liquid connec tions The lower split of face split coils should be first on last off Row split coils utilize special int...

Page 31: ...lose it so that only one TXV is active when the compressor is unloaded to its minimum of 33 we see the following There are three different options to control tons per circuit when using an unloading c...

Page 32: ...proximate ly 1 7in w g These will vary with the actual airflow Refer to APD table for actual val ues The APD gauge is attached from the outside and can be serviced by removing the cover panel 8 screws...

Page 33: ...ts for the final HEPA filter HEPA Differential pressure across the first two ports indicates the prefilter APD and differ ential pressure across the 2nd pair of ports indicates the final HEPA filter A...

Page 34: ...20 25 1600 5 50 291 0 11 0 12 0 24 16 20 25 1700 5 50 309 0 12 0 14 0 26 16 20 25 1800 5 50 327 0 13 0 15 0 28 16 20 25 1900 5 50 345 0 14 0 16 0 31 16 20 25 2000 5 50 364 0 16 0 18 0 34 16 20 25 210...

Page 35: ...amper when the fan turns on and closes when fan stops Test mixing box controls to make sure OA damper closes on power failure or upon acti vation of customer supplied and installed low limit thermosta...

Page 36: ...6 HHA IOM 1 4 10 11 2021 Model HHA Critical Environment AHU Fan Curves Sizes 04 12 Legend Note Coil air pressure drop not included Refer to New Magic 4 software for coil capacity and complete static p...

Page 37: ...7 HHA IOM 1 4 10 11 2021 Model HHA Critical Environment AHU Fan Curves Sizes 16 25 Legend Note Coil air pressure drop not included Refer to New Magic 4 software for coil capacity and complete static p...

Page 38: ...IOM 1 4 10 11 2021 Model HHA Critical Environment AHU Fan Curves Sizes 30 40 Note Coil air pressure drop not included Refer to New Magic 4 software for coil capacity and complete static pressure calcu...

Page 39: ...or Clean all bare surfaces locating surfaces of bushings and motor shaft and degrease them 7 Push the bushing Figure 18 item 1 into the hub item 2 and make the holes coincide as shown in Figure 18 Use...

Page 40: ...ing motor manufacturer s instructions 3 Check the fan for mechanical oscillations in accordance with ISO 14694 Recommenda tion every six months Vibration should not exceed specification in section fan...

Page 41: ...lves to pre vent condensate flowback 6 Check operation of thermostatic air vents if used A float and thermostatic trap will con tain a thermostatic air vent When the bel lows is ruptured it will fail...

Page 42: ...handler one pulling from the coil connections side and the other pushing from the opposite side See figures 29 and 30 for instructions 4 Replace coil s in coil module See figures 31 to 37 for instruc...

Page 43: ...ion Figure 27 Remove all fasteners indicated on the image Figure 28 Push coil from this end If necessary carefully remove insulation Figure 29 Pull coil from opposite side Do not pull by the coil conn...

Page 44: ...e corners Figure 33 Displace the top of the module Figure 34 Remove the fasteners indicated on both end plates and pull out the plates Figure 35 Remove all fasteners indicated on the image from all th...

Page 45: ...OM 1 4 10 11 2021 Step 7 Use caution when sliding bulb into place Bulb end must slide into hole on opposite side SERVICE UVC Light Option UVC Light Emitter must be replaced every 12 months to maintain...

Page 46: ...VICE VFD Parameters WARNING Changing certain parameters can lead to improper motor operation such as oper ation at current higher than the allowable maxi mum DO NOT CHANGE the following settings witho...

Page 47: ...set at the potentiometer Control Option Digit 17 Parameter Index Parameter Function Setting A B C 1611 Parameter View 3 Long View ACS310 320 n a Parameter View Menu PAr S PAr L PAr L Long View ACS55...

Page 48: ...Hz 1105 Max Ref Frequency SEE MOTOR TABLE PG 49 1103 REF1 Select 2 AI2 1106 REF2 Select 19 PID1Out 1201 Constant Speed Selection 0 No Constant Speed 1301 AI 1 Minimum 0 2 1302 AI 1 Maximum 1 1601 run...

Page 49: ...RPM to keep the airflow setpoint constant Table 4a VFD Parameters All Control Options Motor Table PARAMETER 2003 9906 1105 2008 115 1 60 208 230 460V MAX UNIT HP FLA FLA FLA FREQ HHA04 12 1 3 75 3 75...

Page 50: ...10 HHA04B 1 27 HHA04D 32 HHA06B 2 5 40 HHA06D 42 HHA08B 5 0 44 HHA08D 51 HHA12B 10 0 65 HHA12D 69 HHA16B 4 5 33 HHA16D 39 HHA20B 7 0 44 HHA20D 48 HHA25B 10 52 HHA25D 58 HHA30B 2 2 TBD HHA30D 37 HHA40...

Page 51: ...hich has the control logic and the controls change fan RPM to try to maintain the DP setpoint As the filters load up the airflow drops and the control loop speeds up the fan to compensate keeping the...

Page 52: ...ination up to 24 hours after sampling A low pH and high alkalinity cause system problems even when both values are within ranges shown The term pH refers to the acidity basicity or neutrality of the w...

Page 53: ...pe 4 row 4 10 4 10 4 10 4 10 Chilled Water 2 Pipe 6 row 6 10 6 10 6 10 6 10 Std Capacity Steam See Note 1 2 8 2 8 2 6 2 6 High Capacity Steam 2 14 2 14 Std Capacity DX 3 10 3 10 3 12 3 10 High Capacit...

Page 54: ...10 6 10 6 10 Max Coil Rows 12 Rows Total note 1 Coil Connections in Chilled Water OD Copper Tube 4 Row 0 875 1 125 1 125 1 125 1 375 6 Row 1 125 1 375 1 375 1 625 Hot Water OD Copper Tube 1 Row 0 875...

Page 55: ...035 000029 001 Page 55 HHA IOM 1 4 10 11 2021...

Page 56: ...035 000029 001 Page 56 HHA IOM 1 4 10 11 2021...

Page 57: ...035 000029 001 Page 57 HHA IOM 1 4 10 11 2021 B...

Page 58: ...035 000029 001 Page 58 HHA IOM 1 4 10 11 2021 D...

Page 59: ...space sizes 04 25 or 2 rows of coil space sizes 30 40 Service of lamp and ballast through separate access door opposite coil connections Specifications The UV light option has an emitter specified to...

Page 60: ...Ceiling Module size HEPA 99 99 at 0 3 m efficiency Room side replaceable filter media does not disturb ceiling construction Gel type filter seal 4 way directional air distribution Delivers high air v...

Page 61: ...efficiency Room side replaceable filter media does not disturb ceiling construction Gel type filter seal Laminar flow diffuser unidirectional air flow low velocity for best clean room performance 2 f...

Page 62: ...035 000029 001 Page 62 HHA IOM 1 4 10 11 2021 Model HHA Cri cal Environment Fan Coil HEPA Di user Accessory Installa on Instruc ons...

Page 63: ...035 000029 001 Page 63 HHA IOM 1 4 10 11 2021 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 64: ...roperly sized condensate trap present Is the condensate disposal system operating correctly Is auxiliary external condensate drain pan installed as recommended by IOM not required for valid warranty D...

Page 65: ...rep locator tool at magicaire com Same day shipments can only occur if order is entered by 11 am Some lead times can be improved in the event of an emergency If you need a part that is not listed on t...

Page 66: ...035 000029 001 Page 66 HHA IOM 1 4 10 11 2021 HHA Series Air Handler Installation Operation and Maintenance Manual...

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