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Livezi  

  

HVAC Systems

Technical Manual Part B 

Installation and Commissioning

H-INV-7   

H-DIG-18 

H-INV-11 H-DIG-22

H-INV-15 H-DIG-26

H-RAD-18

H-RAD-22

H-RAD-26

H-VAV-7

H-VAV-11

H-VAV-15

Summary of Contents for Bravo H-DIG-18

Page 1: ...Livezi HVAC Systems Technical Manual Part B Installation and Commissioning H INV 7 H DIG 18 H INV 11 H DIG 22 H INV 15 H DIG 26 H RAD 18 H RAD 22 H RAD 26 H VAV 7 H VAV 11 H VAV 15...

Page 2: ...ves the right to make changes and improvements to any of the products described in this docu ment without prior notice Under no circumstances shall Livezi be responsible for any loss of income or any...

Page 3: ...2 Z Plus Touchscreen Controller 26 4 1 3 Z Plus Expansion Module 26 4 2 Z Plus Component Positioning 27 4 2 1 MPM DIP Functions 28 4 2 2 Motorised Dampers 30 4 3 Control Wiring 30 4 4 Commissioning 29...

Page 4: ...f 43 7 3 Selecting the conditioning mode 43 7 4 Selecting the zone mode 43 7 5 Viewing a zones status 43 7 6 Turning a zone on or off 44 7 7 Setting a zone temperature setpoint 44 7 8 Setting a return...

Page 5: ...it should be placed in a position to satisfy the requirements of local councils building code covenants etc The unit must be installed on a firm level foundation capable of supporting the unit s weigh...

Page 6: ...6 Model Unit mm A B C D E F H H INV 7 895 590 3 33 3 55 3 02 3 13 8 62 H INV 11 990 624 366 396 340 354 9 66 H INV 15 940 600 375 400 340 360 1245...

Page 7: ...H DIG 18 H DIG 22 H DIG 26 Direction Required Clearance Outdoor Unit Plan View 1 Plain Back 0 mm 2 Compressor Access 850 mm 3 Condenser Coil 500 mm 4 Fan Access 850 mm 5 Height Clearance 2500 mm 963 3...

Page 8: ...re the unit performs as it is designed Installer electrician is to ensure that when an external overload device is fitted it be calibrated or set to the maximum amp draw on the rating plate of the mot...

Page 9: ...9 2 2 2 VAV Series Drawings H VAV 7...

Page 10: ...10 H VAV 11...

Page 11: ...11 H VAV 15...

Page 12: ...12 H VAV 18...

Page 13: ...13 1314 1550 81 487 60 410 601 60 300 H VAV 22 H VAV 26...

Page 14: ...14 2 2 2 Radical Flow Series Drawings H RAD 22 H RAD 26 H RAD 15 H RAD 18...

Page 15: ...pressure operating range of the VAV series indoor units is 60 Pa 200 Pa Care should be taken to minimise changes in speed or direction Care should be taken to keep the velocity within supply ducts be...

Page 16: ...ies Duct Layout Requirements Duct pressure operating range of the VAV series indoor units is 60 Pa 450 Pa No requirement to avoid dynamic losses Care should be taken to keep the velocity within supply...

Page 17: ...22 4 7 8 6 3 60 H DV 22 12 7 1 2 25 4 1 6 9 60 H DV 26 15 9 5 8 28 4 1 1 8 7 3 100 2 3 Refrigeration pipes Maximum pipe length is 60 m Extra oil 3GS refrigeration oil is to be added for lengths over 3...

Page 18: ...I Electronic expansion valve CAPILIARY TUBE Oil return Capillary Oil separator LIQUID SIDE GAS SIDE Indoor Coil Outdoor Coil Compressor 4 WAY VALVE COOLING HEATING Outdoor Coil temp sensor Return Air...

Page 19: ...nit Data Interconnect RJ12 6p6c Outdoor Unit Power Interconnect 3 x 1 0 mm2 Zoning Module Transformers Power Interconnect Zoning System Data Interconnect RJ12 6p6c Mid Coil Sensor T2 Return Air Sensor...

Page 20: ...r installation DISCONNECT Indoor coil and return sensors T1 T2 T2B and T3 ENC2 ENC1 SW1 S1 S2 CN2 CN3 CN1 CN4 ALARM Q E P X Y E ON OFF Outdoor Unit Power Interconnect 3 x 1 0 mm2 Zoning Module Transfo...

Page 21: ...21 Indoor Electrical Connection Diagram H VAV 22 26...

Page 22: ...22 Indoor Electrical Connection Diagram H RAD 18 22 26 Indoor Electrical Connection Diagram H RAD 11 15 18...

Page 23: ...it to complete the control system 3 1 Livezi CENTRAL Controller Figure 3 1 depicts a traditional system setup where the temperature is measured at a single fixed location The Livezi LCD plant controll...

Page 24: ...ntrol module generally located in the return air duct When using the touchpad mounted sensor the touchpad is typically located 1 5 m above floor level near the return air grille When using the return...

Page 25: ...t Indoor Unit DIP switches DIP switch Function OFF ON 1 Minimum Fan Speed Reduction No Adjustment 1 2 No Adjustment 2 3 No Adjustment 4 4 No Adjustment 8 5 No Adjustment 16 6 Maximum Fan Speed Reducti...

Page 26: ...s flow rate to meet any shift in airflow 4 1 1 Z Plus Main Processing Module The Z Plus MPM provides unit support and the ability to control up to eight zones Two touchpad ports are provided 4 1 2 Z P...

Page 27: ...r or an average of any connected sensors The touchscreen controller 5 provides the user interface From the touchscreen controller all system parameters can be adjusted The zone dampers 4 can be adjust...

Page 28: ...sors ON ON OFF OFF Sensor Averaging System will cycle based on all available sensors ON ON ON OFF Zone 1 link When Zone 1 is on the system will cycle exclusively on the touchpad 1 sensor OFF OFF OFF O...

Page 29: ...IP selection table appears in section 3 2 3 4 4 3 Initial Power Check When power is applied to the system the startup routine will drive all zone damper motors to the fully open position then all damp...

Page 30: ...her so they can be controlled simultaneously The favourites will appear at the end of the zone names and include individual time clock programs To group zones press the Cfg Faves button in the system...

Page 31: ...mail chris plasticdevelopments com Product tooling design Plastic Developments Pty Ltd CEH NTS A 4 Cfg A C Mon 08 23 pm 5 On Off 4 Zone 4 On Off 3 Zone 3 On Off 2 Zone 2 On Off 1 Zone 1 Global Zone Ad...

Page 32: ...rename the zone The A and Z soft keys page between the screens to access the full range of alpha numeric characters 3 Press done to save and exit 4 Repeat for all zones 4 4 10 Touchpad Configuration...

Page 33: ...on range is limited by the Min and Max parameters see 5 4 7 A zone position of 0 is equal to the Min parameter A zone position of 100 is equal to the Max parameter Press the zone name to access the Zo...

Page 34: ...o adjust the desired target temperature The actual temperature is displayed below the target in brackets 116 50 73 1 1 of Original Issue C A B Date Modifications Weight Colour Part No Scale Sheet Size...

Page 35: ...tart Finish Manual Manual T T S M S W F 4 5 9 Setting the Time 1 Press the Livezi soft key on the home screen to enter the Real Time Clock screen 2 Press the soft keys positioned above and below the t...

Page 36: ...p 5 On 4 Zone On 3 Zone On 2 Zone On 1 Zone Cfg Pgm Done Down 100 Up On 1 Zone 1 Cfg Pgm Done Down 100 Up On 1 Zone ON 1 2 3 4 5 6 7 8 Included Transformer GPO Zone 4 Damper Zone 3 Damper Zone 2 Dampe...

Page 37: ...Cool ing 4 5 2 3 1 Figure 3 2 5 2 Connect Main Processor Module The main processor module is best installed on or near the indoor unit Maintain a minimum distance of 300 mm from sources of EMI such a...

Page 38: ...witch position 1 2 3 4 Factory Default The factory default allows full access to all controller functions No screen change when backlighting goes off OFF OFF OFF OFF My Zone Lock Access setpoint and c...

Page 39: ...e tailored to suit the individual requirement of the space it controls Zone Profiling includes a maximum open position on the damper and an airflow range 6 3 1 Set Zone Maximum Open Profile Each zone...

Page 40: ...e top line 2 Use or to alter the heating delay setting then press SET to save and proceed to the next step 6 4 3 Set Motor Type The Livezi Connect utilises a time proportional damper positioning algor...

Page 41: ...ter the timer setting then press SET to save and exit system configuration 6 5 Final Zone Check 1 Select the global screen and press to turn all zones ON 2 Press or to select the first zone 3 Turn the...

Page 42: ...Access to some control functions may be limited via hardware settings during installation Refer to section 3 2 3 Zone Touchpads In the following pages functions which may be limited in this manner wil...

Page 43: ...e selection screen 2 Use or to alter the mode 3 Press SET to save and exit 7 4 Selecting the Zone mode The mode of operation for individual zones can be selected from each zone screen of the LCD touch...

Page 44: ...st the return air target temperature 3 Use or to adjust the set point to the desired level 4 Press SET to save and exit 7 9 Naming a zone Zone names must be eight characters in length A blank characte...

Page 45: ...am then press SET 4 Use or to highlight desired program A or B then press SET 5 The top line will scroll Program ALL Zones ram Days sMTWTFs 6 On the bottom line the days of the week are displayed A CA...

Page 46: ...xit at this point If there are valid days the top line will scroll Program start Zone x s tart Z 0 8 4 0 a m 5 Use or to alter the start time to the correct value in 10 minute intervals 6 Press SET to...

Page 47: ...e selection Functions as back button in menu system Select menu options Save variables and advance to next field Turn system or zone on and off LED below is illuminated when system is on Active 7 Mode...

Page 48: ...equired Tips To accept one of the preset zone names press SET repeatedly to accept each character including any blanks until the controller reverts to the standard display When adding a custom name it...

Page 49: ...hen press SET 4 Use or to highlight desired program A or B then press SET 5 The top line will scroll Program ALL Zones ram Days sMTWTFs 6 On the bottom line the days of the week are displayed A CAPITA...

Page 50: ...next day Repeat for each day 4 Press SET after the final day value to enter the Start time screen Note If no days have been selected the configuration routine will exit at this point 5 Use or to alter...

Page 51: ...t is fully closed and the damper to the other is fully open In this instance the VAV system status is the same regardless of which VAV damper is open Actual system open 50 Example 2 Now consider the c...

Page 52: ...ct Example 1 Both zones Airflow profile 200 Nominal system airflow requirement 200 Example 2 Large zone Airflow profile 400 Small zone Airflow profile 200 Nominal system airflow requirement 400 C 2 Ma...

Page 53: ...the system is in the vent mode the fresh air damper will open C 4 Connect LCD Touchpad Diagnostic Menu Hold down the mode button for 10 seconds from the global screen to access the diagnostic menu Dia...

Page 54: ...t Outdoor coil sensor short circuit Indoor coil sensor open circuit Indoor coil sensor short circuit Fault D3 High Pressure or Low pressure Fault Line 2 scrolls one of the following HP compressor safe...

Page 55: ...nsor open circuit Outdoor coil sensor short circuit Indoor coil sensor open circuit Indoor coil sensor short circuit Fault I3 Contact Manufacturer Line 2 scrolls one of the following Contact Manufactu...

Page 56: ...56 Livezi Phone 1300 306 125 Fax 07 3870 8270 Web www livezi com au Email info livezi com au...

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