Lennox VESZC1 Owner'S Manual Download Page 1

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Owner's Manual

Commercial Air Conditioners

Model:

Multi-VRF Centralized Controller

VESZC1 D

Thank you for selecting LENNOX air conditioners. Please read this

manual carefully before operation

and keep it for further reference.

Summary of Contents for VESZC1

Page 1: ...al Commercial Air Conditioners Model Multi VRF Centralized Controller VESZC1 D Thank you for selecting LENNOX air conditioners Please read this manual carefully before operation and keep it for furthe...

Page 2: ...zed controller Never operate the centralized controller with wet hands Never scratch the screen of centralized controller by hard or sharp objects If the centralized controller is connected with the o...

Page 3: ...AND WORKING INSTRUCTIONS 8 2 1 MAIN PAGE DISPLAY AND BUTTONS 9 2 2 GENERAL BUTTONS 9 2 3 BUTTONS WORKING INSTRUCTIONS 10 3 FUNCTIONS DESCRIPTION 12 3 1 HELP INFO 12 3 2 INDOOR UNIT 12 3 3 SINGLE UNIT...

Page 4: ...een Self tapping screw ST4 2 9 5 MC used to secure the rear cover of controller Rear cover of controller Rubber band QTY 1 4 1 6 No Name Screw M4 12 used to secure earthing wire Screw ST4 2 16 FA used...

Page 5: ...6 L 1000m L 3280 5 6feet If cord size is 2 1mm2 2 AWG16 communica tion cord can be stretched longer But the total length can t exceed 1500m 4921 1 4feet Outdoor network L 250 L 820 1 5feet Total lengt...

Page 6: ...oltage 100 240 VAC Frequency range 50 60Hz Select power cord according to the following table Never use the power cord that is not in compliance with instructions of this manual Cord type Cord standar...

Page 7: ...Method 2 Connect with outdoor network Fig 1 5 Centralized Controller Connected with Outdoor Network Method 3 Connect with heat recollection mode converter Network Fig 1 6 Centralized Controller Conne...

Page 8: ...t the G1 and G2 ports d The centralized control address DIP switch SA2_Addr CC indicates the centralized control address required when different refrigerating systems are controlled in a centralized m...

Page 9: ...1 0 7 1 1 1 0 8 0 0 0 1 9 1 0 0 1 10 0 1 0 1 11 1 1 0 1 12 0 0 1 1 13 1 0 1 1 14 0 1 1 1 15 1 1 1 1 16 e The centralized control address DIP switch SA2_Addr CC cannot be the same between different ref...

Page 10: ...the centralized controller is installed on wall dig a hole that is the size of 180mm 107mm 62mm and peg 4 wooden or plastic plugs on the wall according to fig 1 8 2 In case that the centralized contr...

Page 11: ...connect the ground wire to position on the electric box rear cover Secure it with screw M4 12 8 In step locate the controller s rear cover onto the electric box rear cover with screw ST4 2 9 5 TC 9 I...

Page 12: ...this button to enter schedule page 6 Group button Press this button to enter group page 7 All Control button Press this button to enter All Control page 8 Indoor Unit button Press this button to ente...

Page 13: ...ress this button to move the selected IDU forward one place Backward Shift On the IDU sort page Press this button to move the selected IDU backward one place Info Press this button to enter Info page...

Page 14: ...sleep button can turn off the sleep function 3 Sliding Sliding up down to slide the group and setting page up down 4 Sliding bar Press and hold the sliding bar to drag up down or left right and to adj...

Page 15: ...1 Page of Indoor Unit No Name Instructions IDU display Display in separate page the list of indoor units that are controlled by the centralized controller IDU icon Press the button to enter the page o...

Page 16: ...of the controlled indoor unit and the current page Left page button Press this button to show the previous page idu list All On button Press this button to turn on all air conditioning equipment IDU...

Page 17: ...cted Note Auto mode can only be set in the master indoor unit Heat recollection system have no master indoor unit When the indoor unit of the same branch is connected into one indoor unit the auto mod...

Page 18: ...indoor unit fails to function well the will turn red then press the button to view the information of malfunctions 3 3 2 Advanced Control Parameters Press Advance Button to enter the advance page Pres...

Page 19: ...ent for different unit 3 4 All Control Function On the homepage press to enter into the page of All Control Fig 3 4 All Control Page All Control Function can operate all indoor units as below 1 ON OFF...

Page 20: ...or up down swing button to turn on or turn off swing function 6 Send order Press button to send out the All Control order 3 5 Group Control On the homepage press to enter into the page of group functi...

Page 21: ...he page of group editing Use can set the group name and add indoor units to the group Press to save the setting Note 1 set of indoor unit can be set in up to 5 groups 3 IDU sort Press the button to en...

Page 22: ...Multi VRF Centralized Controller Operation Manual 19 Fig 3 6 Page of Schedule Fig 3 7 Page of Schedule Editing 1 Open the schedule Press the zone button to open or close the schedule...

Page 23: ...the same time In this case unit will work according to the schedule setting that is previously energized 3 Repeat schedule Press Repeat Setting button to enter the setting page User can set the schedu...

Page 24: ...ing page Press the Local Setting button to switch to the setting options of the current unit Select the needed option at the left side column Sliding up and down can turn over the page Set the corresp...

Page 25: ...sleep mode use can wake it up by touching any part of the touch screen or the touch button at the right bottom of the screen 5 Brightness Pressing or dragging the sliding bar can adjust the backlight...

Page 26: ...ineering No of indoor unit icon and then press to save it will display the registered indoor unit in the indoor unit page Notes There are 255 sets of indoor units can be registered at most 2 Name Icon...

Page 27: ...Time management page Selectting the ODU s system number or IDU s engineering No then user can view the ODU or IDU continuous time and total time 3 9 About On the home page press to enter into setting...

Page 28: ...s at 1 305 718 2901 lennoxglobalhvac lennoxintl com C 2017 Lennox Industries Inc For a complete list of the registered and common law trademarks owned by Lennox Industries Inc please visit www lennoxg...

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