
Top frame assembly:
Splice the part#D1/D2,
clamp the two sides of the
part#E1/E2 and part#D,
and tighten with the screws 3#
(including 1 screws 2 gaskets
and 1 nuts) as shown in ①.
Use 2# screws (including
1 screws 1 gaskets and 1 nuts)
to fix part#E3/E4 with
part#D3/D4 as shown in ②③.
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