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3
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Components
Service manual
306
REYQ8~20+REMQ5U7Y1B
VRV IV+ Heat Recovery
ESIE18-15B – 2020.05
a
b
a
a
Oil return valve pipe
b
Oil return valve body
5
Install the insulation in the original location.
6
Install the oil return valve coil on the oil return valve body, see
7
Add
refrigerant
to
the
refrigerant
circuit,
see
To install the oil return valve coil
1
Install the oil return valve coil on the oil return valve body.
b
c
a
a
Screw
b
Valve coil
c
Valve body
2
Install and tighten the screw to fix the oil return valve coil.
3
Route the oil return valve coil harness towards the appropriate PCB.
4
Connect the oil return valve coil connector to the PCB.
WARNING
When reconnecting a connector to the PCB, do NOT apply force, as this may damage
the connector or connector pins of the PCB.
5
Fix the oil return valve coil harness using new tie straps.
Is the problem solved?
Action
Yes
No further actions required.
No
valve and continue with the next
procedure.
Summary of Contents for VRV IV+
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