Spirax Sarco APT10-2, Installation And Maintenance Instructions Manual, Page: 25 / 32

IM-P612-18 ST Issue 3 25
11. Assembly is the opposite to removal.
12. Tighten the 24 mm A /F trap housing to 125 ± 7 N m (92 ± 5 lbf ft).
13. Refit the trap valve stem and trap pivot shaft (Z) (length 40 mm) remembering to use new
split pins and washers - to the trap lever (item 5).
14. Move the float to its upper and lower limits to ensure the trap mechanism operates smoothly
and the valve stem (item 22) slides smoothly within its guide.
15. With the mechanism fully assembled, refit the cover assembly to the body, ensuring the gasket
faces are carefully aligned and no parts of the gasket are trapped or pinched outside the
sealing areas.
16. Refit the cover bolts ensuring they are sequentially tightened in opposing pairs, gradually
increasing torque to 63 ± 5 N m (46.5 ± 4 lbf ft).
Bolt size Socket size Tightening torque
M12 x 45 19 mm A / F 63 ± 5 N m (46.5 ± 4 lbf ft).
17. Carefully reconnect the motive steam supply and the exhaust lines to the connections
marked (S) and (E), and the condensate inlet and outlet to the connections marked (IN)
and (OUT). The APT10-2 is now ready to recommission.
Fig. 22
5
6
23
2
9
22
Trap pivot
retaining
shaft (Z)