Related Manuals for McQuay MDS080B R
Summary of Contents for McQuay MDS080B R
- Page 1 Installation Manual Digital Variable Multi Air Conditioner MDS080B（ （ （ （ R） ） ） ） MDS320B（ （ （ （ R） ） ） ）...
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Page 2: Table Of Contents
Disconnect and lock off power before servicing equipment “McQuay” is a registered trademark of McQuay International. All rights reserved throughout the world。 ©1994 McQuay International McQuay reserve the right to make changes in design and construction at anytime without prior notice. ©2005 McQuay International... -
Page 3: Safety Precaution
● Do not the touch the refrigerant piping when units is running or just stop running, to avoid unnecessary hurt for hand because the piping maybe too hot or too cold; ● Do not switch off the power when units stop running, wait for 5 minutes to shut off the electrical power; ©2005 McQuay International... -
Page 4: Electrical Parameter
● All cable can not contact any tubing of refrigerant or compressor or fan motor etc; ● All cable shall be with copper and rubber insulation material layer; intersection surface shall refer to the table as above; ©2005 McQuay International... -
Page 5: Installation Instruction
Foundation nut installing Drain ditch Gradient is 1/40 Drain ditch Many units concentrated installing Mode MDS080 ～ 120BR 1100 1400 MDS140 ～ 180BR 1200 Constructing on the ground Constructing on the floor MDS200 ～ 240BR 2100 1900 ©2005 McQuay International... - Page 6 Please refer to the followings to conduct moving of units; To use 4 supporting point to move units instead of 3 points, to avoid unstable move and units drop off; Suspension ropes (8m or longer × 2 ropes) <40 ° <40 ° Protective pads >8m >8m >8m >8m ©2005 McQuay International...
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Page 7: Installation Of The Combined Outdoor Units
C >500mm D>100mm Tri-jiont Elbow For φ 28.6mm gas pipe, directly connect to Tri-joint; For φ 34.9mm gas pipe, add a reducer and a φ 28.6mm a transiton pipe transition pipe (only for φ 34.9mm gas pipe) ©2005 McQuay International... -
Page 8: Indoor Unit Installation
The cable has a plug to connect the control box of the indoor unit. There are some manners to install the MEX box: steeve SUSPENDING BY STEEVES washer washer hole for screw hook washer ©2005 McQuay International... - Page 9 The supports shall carry weight 4 times larger than the indoor units to avoid unnecessary vibration and reduce the noise; ● ● ● ● Installation instruction a) To keep indoor units from the source of heat and vapor; b) To measure the position of fixing and drill hole in the ceiling and fix the units tightly; ©2005 McQuay International...
- Page 10 Ceiling Ceiling Right Wrong There are also the hole for fresh air and exhaust air for connection with outside in indoor unit, but as for air piping, and only be the other side of refrigerant piping connector; ©2005 McQuay International...
- Page 11 ） Only in cooling mode, there will be detect of drainage status; 6.2.3 Installation of MDB-T series indoor unit MDB050 ～ 100T installation as shown as below: Ceiling Duct return air Static pressure height Duct discharge air Indoor unit ©2005 McQuay International...
- Page 12 ● ● ● ● Vertical floor standing （ 1 ） Remove the air return grill , frame , side panel and suspending panel: （ 2 ） To install the unit supporter and wall suspending panel, as shown right: ©2005 McQuay International...
- Page 13 Ensure that the hooks are property seated on the installation plate by moving it to the left and right. ● Water drainage piping The indoor drain pipe must be in a downward gradient for smooth drainage. Avoid situations that are likely to cause water to leak. ©2005 McQuay International...
- Page 14 Connect power supply cable to the pump; b) Connect pump Live, Neutral and Earth terminals to the mains power supply; c) The pump must be still powered when the indoor unit is off; d) Connect the alarm wire to the indoor unit’s controller; ©2005 McQuay International...
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Page 15: Piping Installation
（ 11 ） When move or relocate the units, in charge the right refrigerant and ensure the refrigerant weight is requested as shown in nameplate; 7． ． ． ． 2 Refrigerant piping system: The below 3 structure designs are recommended: Bifurcation (1) Connecting by bifurcation Indoor unit Controller （ 2 ） Use only one distributor Distributor Indoor unit Controller ©2005 McQuay International... - Page 16 Note: For choosing the piping materials and radial thickness, please refer to Appendix B: R22 Piping Materials/Radial Thickness ● Selection of bifurcation According to the diameter tube connected, to use the below table to select the right bifurcation; ©2005 McQuay International...
- Page 17 16.1 MDS-C3 Position dot 12.9 16.1 4-Weld 19.3 ● Bifurcation installation: Horizontal and vertical type Horizontal installation Horizontal <30 ° ● ● ● ● Distributor installation: only available for horizontal Direction A Direction A view Vertical installation ©2005 McQuay International...
- Page 18 Adhering material ＋ Chloroethylene foam ＋ adhering strip Indoor Chloroethylene insulation strip Water proof flax ＋ Bronze Pitch Bare floor Layer Water proof flax ＋ galvanized panel ＋ painting outdoor ● Gas and liquid insulation installation as shown as right: ©2005 McQuay International...
- Page 19 ● When connecting liquid piping and liquid ball valve, to ensure the same axial and use wrench to fix it tightly; Outside Moment(N · m) Angle (˚ ) diameter(mm) Ф 6.35 14~18 60~90 Ф 9.52 35~42 60~90 Ф 12.7 50~57.5 30~60 Ф 15.88 75~80 30~60 Ф 19.05 100~140 20~35 ©2005 McQuay International...
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Page 20: Wiring Connection
8.3.1 For single outdoor units Power L3 N Switch L2 L3 Outdoor unit Fuse Switch Switch Switch Two-core cable Two-core cable Fuse Fuse Fuse (power circuit) (power circuit) Indoor unit Electrical connection for single outdoor unit <1>(FOR MDS080 ～ 240BR) ©2005 McQuay International... - Page 21 Main PCB Main PCB Connection port Connection port Connection port Connection com1 Connection com1 com1 port port To network or central of last unit on control (optional) main bus should be on Communication cable Communication cable Communication cable ©2005 McQuay International...
- Page 22 C o m m u n ic a t io n c a b le s h o u ld b e la y e d a s b u s s t r u c t u r e ©2005 McQuay International...
- Page 23 Mid Fan High Fan Low Fan Mid Fan High Fan Low Fan Mid Fan High Fan Low Fan Mid Fan High Fan Low Fan Mid Fan AUTO Low Fan High Fan AUTO Mid Fan High Fan AUTO ©2005 McQuay International...
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Page 24: Air Leakage Test, Vacuum And Refrigerant Charge
● To only use the vacuum pump with the reserve valve; outdoor 9． ． ． ． 3 Charging the refrigerant unit vacuum ● ● ● ● When need to charge additional refrigerant pump compound check valve To charge additional refrigerant due to piping; pressure gauge ©2005 McQuay International... -
Page 25: Testing Running
Can not select cooling or heating When one indoors units in heating, all indoors in heating mode Fan stop when heating Defrost Fan stop running when defrosting Pump keep running No indication Pump keep running to drain the water ©2005 McQuay International... - Page 26 14-14x20 8-14x20 Screw Detail M hole (for setting) Screw hole Detail M Screw H ole 14 MCC008,010,015,018,020,025,030,040,050,060T Unit: mm MODEL FAN AMOUNT MCC008/010/015T 1054 MCC018/020/025/030T 1314 1005 MCC040/050T 1300 1331 1664 1355 MCC060T 1560 1591 1924 1615 ©2005 McQuay International...
- Page 27 MCK010, 015, 018, 020, 025, 030, 040, 050, 060T Unit: mm MODEL MCK010/015/018/020T MCK025/030/040/050/060T MDB050, 060, 080, 100T Unit: mm MODEL MDB050T 1032 1063 1230 MDB060T 1195 1157 1198 1232 1263 1430 MDB080T 1400 4-Φ13 1510 1690 1611 ©2005 McQuay International...
- Page 28 MDB100T 1580 1470 4-Φ13 1402 1669 1020 MCM020, 030, 050T Unit: mm MODEL MCM020T 1174 1082 1214 MCM030T 1174 1082 1214 MCM050T 1674 1582 1714 1379 ©2005 McQuay International...
- Page 29 MWM008T MWM010/015T MWM020, 025T Unit: mm MODEL MWM020/025T 1060 Electrical heater： ： ： ： Unit ： mm MODEL HDP1.2T08-15/HDP2.4T08-15 HDP2.4T18-32/HDP3.6T18-32 1022 1104 HDP2.4T35-45/HDP3.6T35-45/ 1372 1314 1342 1454 HDP4.8T35-50/HDP7.2T35-50 HDP5.4T60/HDP7.2T60/HDP10.8T60 1632 1574 1602 1714 cable inlet suspension hole ©2005 McQuay International...
- Page 30 HWT60 1632 1574 1602 1688 water outlet Rc3/4 drain pipe water inlet suspension hole Indoor units EXV BOX: MODEL MEX-15-2SAP-C/D,MEX-18-2SAP-D MEX-18-3SAP-C/D,MEX-24-3SAP-C,MEX-30-3SAP-C OD I(mm(inch)) 6.35(1/4) 9.52(3/8) Condensing water pump (optional accessory) MDS-CP08/CP10/CP20： ： ： ： Unit ： mm ©2005 McQuay International...
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Page 31: Appendix B: R22 Piping Materials/Radial Thickness
If the unit is used in the environment which is eroded seriously, it should be thickened by 0.2mm. The table shows the minimum thickness. If the pipe is need to be bent or drawn, which causes the thickness to thin, please add the extra thickness appropriately. ©2005 McQuay International...