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Operation procedures/pictures
Disassembling axial flow fan
Screw off the fixing nut of axial flow fan with a
spanner to pull outward the axial flow fan as
shown in Fig. 8-55.
Disassembling the motor and motor support
Screw off the motor fixing bolt on the motor
bracket pull out the motor backwards. Then
screw off the tapping screws that fix the motor
support, lift it upward and take out the motor
support as shown in Fig. 8-56.
Disassembling Four-way valve
Screw off the fixing nut of the coils of four-way
valves (2 pieces) and remove the coil. Wrap
the four-way valve with wet sponge and weld
off the weld joints on the four-way valve to
take off the four-way valve. The welding
process should be performed as quick as
possible, ensure that the wrapped spun cotton
should be moistened all along; ensure that the
pin cords etc. of compressor must not be burnt
out by thin flame. (Note: it is required to
completely discharge freon firstly.)as shown in
Fig. 8-57.
Axial flow fan
fixing nut
Motor fixing bolt
Motor bracket
Fixing bolt of motor bracket
Four-way valve
Welded point
—60—
Fig. 8-55
Fig. 8-56
Fig .8-57
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