Nobu NBL4-09IDU32 Service Manual page 83

Service Manual
Step
9.Remove 4-way valve assy and capillary sub-assy
Unsolder the welding joints connecting the 4-way
valve assy with capillary sub-assy, compressor and
condenser; remove the 4-way valve.
Note:
Before unsoldering the welding joint, wrap the 4-way
valve with a wet cloth completely to avoid damage
to the valve caused by high temperature.
Unsolder weld point of capillary Sub-assy,valve and
outlet pipe of condensator. Then remove the capill-
ary Sub-assy. Do not block the capillary when unso-
ldering it. (Note: before unsoldering,discharge
refrigerants completely)
10.Remove liquid valve and gas valve
Unsolder the welding joint connecting the valve with
capillary and condenser; unsolder the welding joint
connecting the gas valve and air-return pipe;
remove the 2 screws fixing the gas valve to remove
the gas valve.
Unsolder the welding joint connecting the liquid
valve and Y-shaped pipe; remove the 2 screws
fixing the liquid valve to remove the liquid valve.
Note:
Before unsoldering the welding joint, wrap the gas
valve with a wet cloth completely to avoid damage
to the valve caused by high temperature.
11.Remove compressor
Remove the 3 footing screws of the compressor
and remove the compressor.
Remove the screws fixing valve support and then
remove the valve support.
Installation and Maintenance
134
Procedure
Service Manual
4-way valve assy
Capillary Sub-assy
liquid valve
gas valve
compressor
valve support
Installation and Maintenance
79