AERCO CXT-E Retrofit Kit - Manual (Page 31)

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 31 of 76
3.2 VALVES PREVIOUSLY EQUIPPED WITH SELF-CONTAINED ACTUATORS
The internal parts and assemblies contained in Valves which were previously equipped with Self-
Contained Actuators must basically be rebuilt with the items provided in the Retrofit Kit. The
Retrofit Kit for Valve sizes from 1.00” to 2.00” include an Inner Pilot Assembly Kit (29021-[ ]) and
a Valve Piston Assembly Kit (12168-[ ]). The items in these kits are shown in Figures 3-3 and 3-4.
Kits for Valve sizes from 2.50” to 4.00” include a Main Valve Assembly Kit (27006-[ ]) containing
the items shown in the exploded view in Figure 3-5.
In addition to replacement the parts contained in these Kits, new items must be added to ALL
Valve Bodies which previously used Self-Contained Actuators. These items include:
• Lower Shaft
• Valve Top
• Valve Top Gasket
• Hex Bolts (1” to 2” Valves) or Cap Screws (2.5” to 4.0” Valves) to secure Valve Top
• Packing Assembly
• Packing Nut
• 1/4” NPT Plugs which get inserted into tapped holes in Valve Body
Refer to Figure 3-1 (1” to 2” Valves) or Figure 3-2 (2.5” to 4” Valves) for the locations of these
items.