AERCO CXT-E Retrofit Kit - Manual (Page 25)

ECS and CXT-E Retrofit Instructions Kit # 27004-TAB
Technical Instruction Document TID-0141_0A
12/30/2014 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, New York 10913 • Phone: 800-526-0288 Page 25 of 76
6. For 1 inch to 2 inch Valve sizes, refer to Figure 3-1 and remove the following items in the
order specified:
(a) Lock Washer (23)
(b) Retaining Ring (11)
(c) Pilot Spring (10)
(d) Valve Stem Retaining Nut (35)
(e) Lower Shaft (16) and Valve Stem (12)
(f) Retaining Disc (8)
(g) Disc Seat (7)
(h) Seat Retainer (34)
(i) Valve Plug Shaft (5)
7. For 2 ½, 3 and 4 inch Valve sizes, refer to Figure 3-2 and remove the following items in the
order specified:
(a) Lock Washer (23)
(b) Pilot Spring Retainer (11)
(c) Pilot Spring Backup Washer (31), - 4 inch Valve Only
(d) Pilot Spring (10)
(e) Socket Head Cap Screws (9)
(f) Valve Seat Retaining Disc (8)
(g) Lower Shaft (16) and Valve Stem (12)
(h) Valve Seat (7)
(i) Top Piston (6) and Bottom Piston (3) Assemblies
8. Clean all parts thoroughly and remove all dirt and/or scale.
9. Next, proceed to the Valve Reassembly procedures in section 3.1.2 and replace the items
indicated with the new parts provided in the Retrofit Kit.