McQuay MDS080BR Installation Guide Page 73
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Design & installation Guide For McQuay MDS Multi System
good setting bad setting
cool air
flow
cool air
flow
indoor unit
ceiling
ceiling
j. To cut the same shape of paper template in ceiling.
k. Drainage shall be smooth piping and slope installed.
l. To avoid drainage piping bent, shall be straight.
m. To install the drainage piping, do not exert too strong force.
n. It shall be installed diameter 20 mm host to connect outside part of drainage piping.
o. Drainage piping shall be covered with insulation material (thickness: 8.0mm polyphone plastic
material), to avoid the dropping off of the condensing water.
p. To connect the drainage host and flexible host.
q. To fill water to piping from the host connector to test the leakage.
r. After testing, to connect the other end of host to indoor units.
Note:
In this type of indoor units, a water pump is used to help to drain the condensing water, to install
unit horizontally to avoid leakage of water and condensing water dropping off.
Installation of front panel
To install the front panel, please check the piping connecting direction first.
(Follow the direction of connecting pipe shown in the front pane.)
To remove the paper template.
To remove the air filter and grill of front panel.
To use 4 screw bolts to fix the frame of front panel tightly.
To connect the indicator light with indoor unit and fan swing motor with indoor units
respectively.
Note:
Ensure the frame of the front panel is fixed tightly to avoid the leakage of cool and dropping of
condensing water.
(drill hole in ceiling) 890.0mm
62
0.4
790.0
(machine dimension) 820mm
(machine
dimen
sion)
820m
m
(drill hole
in ce
iling) 890.0m
m
Steeve
nut
nut
washer
washer
indoor unit
ceiling
35mm
indoor
unit
drain pipe
clamp
good setting bad setting
drain & leakage test
fill water
flexible pipe
drain pipe
h. To adjust distance between the bottom panel and ceiling to 35.0mm.
i. To check whether the installation is horizontal, and indoor units are fixed tightly without dropping
off and vibration.
open
Screw bolt/pad
connected to
the front panel
Indicator connecting wire
Connecting wire for swing motor
Control box
- CONTENTS 3
- Overview 4
- MDS080BR MDS100BR MDS120BR 7
- MDS150BR 7
- MDS200BR MDS220BR MDS240BR 8
- MDS180BR 8
- MDS280BR MDS300BR 9
- MDS260BR 9
- 1.3 Main Features 10
- Nominal capacity 11
- 100% operating 11
- 1.4 Nomenclature 12
- 1.5 Products Series 14
- 1.6 Performance Parameter 15
- 1.6.3 Ceiling Cassette 16
- 1.7 Operating Range 19
- 1.8 Refnet 19
- 1.8.2 C Type 20
- 1.9 Outline of Indoor Units 21
- 1.9.2 MDB050T 22
- 1.9.3 MDB060T 22
- 1.9.5 MCM020T MCM030T MCM050T 23
- 1.9.6 Auxiliary Heating Coil 24
- 1.10 Outline of Outdoor Units 25
- Unit Control 27
- Te m perature 28
- 2.3.3 Wire Control Panel 31
- 2.3.4 Outline and Dimension 31
- 2.3.5 Installation Type 31
- concealed installation 31
- 2.5 Network Central Control 34
- 2.6 Wiring Diagram 35
- Model MCK025/030/040/050T 36
- MCM020/030T 36
- Model MCM050T 37
- Model MDB050/060T 37
- Model MDS030A 38
- Model MDS030AR 38
- Model MDS040AR 39
- Model MDS040A 39
- Model MDS050A 40
- Model MDS050AR(220V~/50Hz) 40
- Model MDS060A 41
- Model MDS060AR(220V~/50Hz) 42
- Model MDS080/100/120B 43
- Model MDS080/100/120BR 43
- Model MDS150B 44
- Model MDS150BR 44
- Model MDS180B 45
- Model MDS180BR 45
- Model MDS200/220/240B 46
- Model MDS200/220/240BR 46
- Model MDS260BR(Master Unit) 47
- Connecting the master unit 48
- 2.7 Electric Connection 49
- 2.7.3 MDS080 240B/BR 50
- 2.7.4 MDS260 300B/BR 50
- 2.8 Electric Data 51
- Selection 52
- 3.2 Selection of Indoor Units 54
- Correction factor 57
- 3.4 Design of Air System 58
- 3.5 Slection of Refnet Joint 63
- For MDS-A series 64
- For MDS-B series 64
- Y type 65
- Type: MDS-Y5 65
- 3.6 Selection of E-EXV Box 66
- Installation 67
- Suspension ropes 68
- Protective pads 68
- (2 ropes) 68
- 4.2 Indoor Unit Installation 70
- (machine dimension) 820mm 73
- PULL PULL PULL PULL 76
- Height between indoor 78
- Refnet joint 80
- Outdoor unit 80
- Distributor kit 80
- Controller 81
- Indoor unit 81
- To indoor unit 82
- To outdoor unit 82
- Moisture 83
- Blind plug(copper) 84
- Flare fitting 84
- Avoid wielding too often 85
- Work flow 86
- NO.1 NO.2 87
- 6.4mm~25.4mm 10mm or more 88
- 28.6mm~38.1mm 15mm or more 88
- Unit: mm 89
- Absolute pressure 91
- Surface pressure (kg/cm 91
- Ordinary vacuum drying 92
- Special vacuum drying 93
- 30 or more 96
- Pipe mouth facing downward 96
- Air vent pipe 96
- Air vent device 97
- 5.1.1 MDS Series Indoor Units 98
- Model 1 setting (SW1.1 SW1.6) 98
- Address settings (SW2.1 99
- Model 2 setting 100
- SW3.5 SW3.8 100
- Power setting SW3.1 SW3.4 100
- Reserve 100
- Digital control 102
- 5.2 Trial Run 105
- Servicing and Maintenance 106
- 6.2 Servicing and Maintenance 107
- For example: 112
- WWW.MCQUAY.COM 116
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