Refrigerant Flow Diagram; Electrical Wiring Diagram - Hitachi AirCore 700 Installation & Maintenance Manual

2. Refrigerant Flow Diagram

Heating cycle
Heating cycle
Model:PAS-4.0UFASN(M)Q1/PAS-5.0PUFASN(M)Q1/PAS-6.0UFASN(M)Q1/PAS-6.5UFASN(M)Q1

3. Electrical Wiring Diagram

INDOOR UNIT
Gas piping
Service valve
with check
joint
Liquid
Service valve
piping
Cooling cycle
Model:PAS-2.0UFASNQ1/PAS-2.5UFASNQ1/PAS-3.0UFASNQ1
INDOOR UNIT Gas piping
Service valve
with check
joint
4-way valve
Service valve
Liquid
with check joint
piping
Cooling cycle
Outdoor Unit
TB2
(Transmission)
1 2
Communication cable
2.0/2.5/3.0/4.0/5.0/6.0/6.5HP
N
L
Power Supply
Single Phase Series
OUTDOOR UNIT
4-way valve
EEV
OUTDOOR UNIT
Accumulator
EEV
Indoor Unit
Transmission
R,S,C
1 2 A B
4.0/5.0/6.0/6.5HP
Power Supply
Three Phase Series
-11-
2. Refrigerant Flow Diagram
Compressor
Compressor
N
L1
L2
L3