sitrex QRX 12, Assembly, Use And Maintenance

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STEP 23 - With reference to Fig. 4.21, carry out the operations in the following order (see also Fig. 4.24, the
result of the completed assembly):
1) Secure the pair of hoses (1) length 6000mm
(19’8”7/32)
and hoses (2) length 5850mm
(19’2”5/16)
in the
supports (4) without tightening the bolts.
2) Screw the T fittings (6) onto the hoses (2) before inserting them in the blocks (8).
3) Secure the pair of hoses (2) in the supports (8) without tightening the bolts. Pay attention to the crossed
arrangement of the pair of hoses (2) in going from supports (4) to supports (8).
4) Screw the hoses (5) and (7) to the pair of T fittings (6) following the alignments shown in the figure.
5) Extend the hose (1) on the right side of the machine up to the valve (14) having it pass in between hoses
(5) and (7) and screw it onto the right fitting of the valve (14). Screw the hoses (15) and (17) to the pair of
T fittings (6) following the alignments shown in the figure.
6) Extend the hose (1) on the left side of the machine up to the valve (14) having it pass in between hoses
(15) and (17) and screw it onto the left fitting of the valve. The blocks (8) must be in between hoses (1).
7) Connect the remaining end of the hose (5) with screw (24) and washer bonded (23) to the right fold-up
cylinder and the hose (7) to the valve of the right fold-up cylinder.
8) Repeat the same operation on the other side of the machine with the hoses (15) and (17) to the left fold-
up cylinder.
Pos. Qty. Description
1 2 HOSE L.6000mm (19’8”7/32) FD ¼’’-MD ½’’
2 2 HOSE L.5850mm (19’2”5/16) FD ¼’’-MD ½’’
3 1 BOLT TE M 8 X 60 (5/16"x2"23/64) DIN 931 8.8
4 4 DOUBLE SEMI-COLLAR ø16 (ø5/8")
5-15 2 HOSE L. 475mm (18”11/16) FD ¼”-OC 3/8”
6 2 T FITTING ¼” male-male-male
7-17 2 HOSE L. 720mm (28”11/32) FD ¼”-FD 3/8”
8 4 SINGLE SEMI-COLLAR ø18 (ø45/64")
9 2 BOLT M 6 X 60 (15/64" x2"23/64) DIN 912 8.8
10 1 COLLAR PLATE
22 4 BONDED WASHER 3/8”
23 2 SCREW 3/8”
4.21