Friedrich Md18y3jm Owner's Manual
Multi Zone Air Conditioner
SVC MANUAL (Exploded View)
CAUTION
Before Servicing the unit, read the safety
precautions in General SVC manual.
Only for authorized service personnel.
MODEL: MD18Y3JM
960-920-07
1. Specification
Indoor unit type
Ceiling Concealed Duct - Low Static
Model
MD18Y3JM
Power Supply
Ø / V / Hz
1/ 208~230/ 60
Capacity(*)
Btu/h class
18,000
Current Running Current
A
0.25
Fan
Motor Type
BLDC
Fan Type
Sirocco Fan
Motor Output(W) x No. of Unit
19 x 2
Air Flow Rate
(H / M / L)
CMM
15/ 13.5/ 11.5
CFM
530/ 477/ 406
External Static Pressure
mmAq
4
Capacitor
μF / Vac
-
Drive
Direct Drive
Coil
Row x Column x FPI
2R x 11C x 21
Dimensions
(W x H x D)
Body
mm(inch)
1,100 x 190 x 575 (43 5/16 x 7 15/32 x 22 21/32)
Decorative Panel
mm(inch)
-
Net Weight
Body
kg (lbs)
26.5 (58.4)
Decorative Panel
kg (lbs)
-
Air Filter
Long life filter
Sound Level (H / M / L)
dB(A)+3
34/ 31/ 29
Piping
Connections
Liquid
mm (inch)
6.35 (1/4)
Gas
mm (inch)
12.7 (1/2)
Drain(OD/ID)
mm(inch)
32 / 25(1.26/0.984)
Dehumidification Rate
l/h
2
Safety Devices
Fuse, thermal protector for fan motor
Temperature Sensor
Thermistor
Refrigerant
R410A
Refrigerant Control
EEV(in Outdoor unit)
Transmission Interunit Cable
No. x AWG
4X18(Including Earth)
Note:
1.
Capacities are based on the following conditions:
Cooling: - Indoor Temperature 26.7˚C(80˚F) DB/19.4˚C(67˚F)
- Outdoor Temperature 35˚C(95˚F) DB/23.9˚C(75˚F)
Heating: - Indoor Temperature 21.1˚C(70˚F) DB/15.6˚C(60˚F) WB
- Outdoor Temperature 8.3˚C(47˚F) DB/6.1˚C(43˚F) WB
Piping Length - Interconnecting Piping Length 7.5m(24.6 ft.)
- Level Difference of Zero
2.
Wiring cable size must comply with the applicable local and national code.
3.
The specification may be subject to change without prior notice for purpose of improvement.
4.
For more Capacity(*),refer to the combination table
Conversion Formula
kW = Btu/h class X 0.0002931
cfm = CMM x 35.3
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2. Function Table
Category
Function
MD18Y3JM
Air flow
Air supply outlet
1
Airflow direction control(left & right) -
Airflow direction control(up & down) -
Auto swing(left & right)
-
Auto swing(up & down)
-
Airflow steps(fan / cool / heat) 3 / 3 / 3
Chaos swing
-
Chaos wind(auto wind)
X
Surge cool(Power wind)
X
Swirl wind
X
Air purifying
Deodorizing filter
X
Plasma air purifier
X
Prefilter(washable / anti-fungus)
O
Installation
Drain pump
O
E.S.P. control
O
Electric heater(operation)
X
High ceiling operation
-
Reliability
Hot start
O
Self-diagnosis
O
Soft dry operation
O
Convenience
Auto changeover
X
Auto cleaning
X
Auto operation(artificial intelligence) O
Auto restart operation
O
Child lock
O
Energy-Saving Cooling Mode
X
Forced operation
X
Group control
O
Sleep mode
X
Timer(on/off)
X
Timer(weekly)
X
Two thermistor control
O
Individual
control
Wide wired remote controller DWC1
Deluxe wired remote controller
-
Simple wired remote controller
O
Simple wired remote controller(for hotel use) X
Wireless remote controller(simple) X
Wireless LCD remote control
X
Wireless LCD remote control(Ez) X
CAC network
function
General central controller (Non LGAP) X
Dry contact
X
Central control(LGAP)
X
PDI(power distribution indicator)
X
PI 485
X
Special
function kit
CTIE
X
Zone control
X
Others
Thermistor
-
O : Applied X : Not applied – : No relation
Option : Model name & price are different according to options, and assembled in factory with main unit.
Accessory : Installed at field, ordered and purchased separately by the corresponding model name, supplied with separate
package.
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