Multi Zone Service Manual - General
Part 1 General Information
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Only for training and service purposes
A4U W 336 F A
2
Electrical rating
3 : 208/230V, 1Ø, 60Hz
G : 220-240V, 1Ø, 50Hz
208/230V, 1Ø, 60Hz
Indicates that this is multi system outdoor unit using R410A
Ex) A4U : Connectable max. 4 indoor units
Model type
W : DC inverter heat pump
Cooling/heating capacity
Ex) 36,000 Btu/h Class '36'
Multi type
F : Free joint multi type
Function
A : Basic
Serial number
M
RH 36 D
Y 3 J M
Installation Type
M : Multi Zone
Marketing Model
Electrical rating
1 : 115V, 1Ø, 60Hz
3 : 230V, 1Ø, 60Hz
Refrigeration Cycle
C : Cool Only
Y : Heat Pump
Application
Empty : Single
U : Universal
D : Dual Zone
T : Tri-Zone
Q : Quad Zone
Capacity
9 : 9,000 BTU/h, 12 : 12,000 BTU/h,
18 : 18,000 BTU/h, 24 : 24000 BTU/h,
30 : 30,000 BTU/h, 36 : 36,000 BTU/h,
Model Type
W : Wall mounted
C : Cassette
D : Concealed Ducted
R : Outdoor component
WH : Wall mounted High SEER
RH : Outdoor high SEER
Series
Mini- split
3.2 Outdoor units
3.3 FAC Nomenclature