Valve Install Instructions

VG7000 Series Bronze Control Valves Product Bulletin 29
The reconditioning kits for VG7000 Series Valves
include all the components necessary to return a valve
to near new condition. These kits are available
according to the convenient features and options
format shown in Table 25. This section provides a list of
the components included in each kit. Note that
1-1/2 and 2 in. two-way N.C. and three-way valves
incorporate a stem guide in the bottom body of the
valve.
For N.O./PDTC valves with brass trim, the kit contains
the bonnet, packing, and stem and plug assembly.
For N.C./PDTO and three-way valves with brass trim,
the kit contains the bonnet, packing, and stem and plug
assembly.
For N.O./PDTC valves with stainless steel trim, the kit
contains:
• preassembled bonnet, packing, and stem and plug
assembly
• stainless steel seat
For N.C./PDTO and three-way valves with stainless
steel trim, the kit contains:
• bonnet, packing, stem and plug assembly
• stainless steel seat (two for three-way valves)
Technical Specifications
VG7000 Series Bronze Control Valves
1
(Part 1 of 3)
Service
2
Hot Water, Chilled Water, 50/50 Glycol Solutions, or Steam for HVAC
Systems (Fluid Group 1 According to 67/548/EEC)
Valve Body Size/Cv (kv) 1/2 in. 0.73 (0.63), 1.8 (1.6), and 4.6 (4.0)
3/4 in. 7.3 (6.3)
1 in. 11.6 (10)
1-1/4 in. 18.5 (16)
1-1/2 in. 28.9 (25)
2 in. 46.2 (40)
Valve Stroke 5/16 in. (8 mm) for 1/2 or 3/4 in. Valves
1/2 in. (13 mm) for 1 and 1-1/4 in. Valves
3/4 in. (19 mm) for 1-1/2 and 2 in. Valves
Valve Body Rating Meets Requirements of ANSI B16.15, Class 250 (EN 12360).
Valve Ambient Operating
Temperature Limits
35 to 150°F (2 to 65°C)
Valve Assembly Maximum
Allowable Pressure/
Temperature
Steam Brass Trim: 35 psig (241 kPa) Saturated Steam at 281°F (138°C)
SS Trim: 100 psig (690 kPa) Saturated Steam at 338°F (170°C)
Water Brass Trim: 400 psig (2,756 kPa) up to 150°F (66°C), Decreasing to
365 psig (2,515 kPa) at 248°F (120°C)
SS Trim: 400 psig (2,756 kPa) up to 150°F (66°C), Decreasing to
308 psig (2,122 kPa) at 338°F (170°C)
Leakage Brass Trim 0.01% of Maximum Flow per ANSI/FCI 70-2, Class 4
SS Trim 0.05% of Maximum Flow