Brother GTX-4 Service Manual page 287

Assembly
(1) To perform the assembly, take the reverse procedures to disassembly operation.
<CAUTION>

The tube, comprised of several parts, is required to be assembled.
(2) Assemble the circulation pump with its shaft inserted into the hole.
Assemble with the shaft inserted into the hole.
(3) Replace the filter on the circulation side at the same time as the replacement of the tube.
(4) Hook the circulation tube on the valve bracket.
Attention should be paid to the INLET direction.
Hook on the bracket.
W2, W3, W4
Disassembly / Replacement / Adjustment
6-96
Hook on the bracket.
W1