Refrigerant Flow Diagram - Sanyo SAP-CRV93EHN Technical & Service Manual

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4. REFRIGERANT FLOW DIAGRAM

4-1. Refrigerant Flow Diagram
Indoor Unit SAP-KRV93EH
SAP-CRV123EH
Indoor unit
Insulation of Refrigerant Tubing
IMPORTANT
IMPORTANT
Because capillary tubing is used in the outdoor unit, both the
wide and narrow tubes of this air conditioner become cold. To
prevent heat loss and wet floors due to dripping of
condensation, both tubes must be well insulated with a
proper insulation material. The thickness of the insulation
should be a min. 8 mm.
After a tube has been insulated,
never try to bend it into a narrow
CAUTION
curve because it can cause the tube
to break or crack.
Outdoor Unit
Wide tube
service
Wide tube
valve
Muffler
O.D.
ø9.52 mm
(3/8 ")
(12 class only)
Narrow
tube
service
Narrow tube
valve
Strainer
O.D.
(9 class only)
ø6.35 mm
(1/4")
14
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SAP-CRV93EHN
SAP-CRV123EHN
Outdoor unit
Accumulator
4-way
valve
Modulator
Electric
Capillary
expansion
tube for
valve
split flow
M
Muffler
(12 class only)
Thickness:
Min. 8 mm
Wide tube
Cooling cycle
(Defrosting cycle)
Heating cycle
Insulation
Thickness:
Min. 8 mm
Narrow tube