Apollo Conbraco 910WB-LF Installation Manual
6WC SERIES
MODELS
910WB & 910WE
IRON WAFER CHECK VALVE
INSTALLATION
OPERATION
MAINTENANCE
GUIDE
DOCUMENT NO.: ES-1545
REVISION LEVEL: A
ISSUED BY: Bill Hooks DATE: 09/25/13
APPROVED BY: _________________ DATE: _______
APOLLO® WAFER CHECK VALVE IOM GUIDE Page 2 of 8
INTRODUCTION ......................................................................... 3
Table 1. Apollo Series & Model Numbers ................................................................... 3
Table 2. Apollo Pipe Size (x) Designations .................................................................. 3
Table 3. Apollo Wafer Check Valve Material Designation ............................................ 3
Pressure/Temperature Ratings ................................................................................. 3
Product Marking ...................................................................................................... 4
Figure 1. Apollo Wafer Check Valve Nameplate………………………………………………….4
INSTALLATION ........................................................................... 4
Installation Instructions ........................................................................................... 4
Figure 2. Apollo Iron Wafer Check Valve Horizontal Installation……………………………5
Figure 3. Apollo Iron Wafer Check Valve Vertical Installation….……………………………5
Table 4. Iron Flange – Class 125 stud sizes ............................................................... 6
Figure 4. Flange Bolt Tightening Sequence ................................................................ 6
OPERATION ............................................................................... 7
MAINTENANCE .......................................................................... 7
AMENDMENT REGISTER ............................................................. 8
ES1545 IOM Iron Wafer Check Valve 1418 S. Pearl Street Pageland SC USA 29728
APOLLO® WAFER CHECK VALVE IOM GUIDE Page 3 of 8
6WC-10x-x1
Size Code
Trim Code
SERIES
MODEL
DESCRIPTION
6WC-10x-N1
910WB
Class 125 Flanged Iron Wafer Check Valve Buna-N Seat
6WC-10x-E1
910WE
Class 125 Flanged Iron Wafer Check Valve EPDM Seat
Pipe
Size
Apollo
code
Pipe
Size
Apollo
code
Pipe
Size
Apollo
code
Pipe
Size
Apollo
code
2”
8 5”
B 12”
H 20”
N
2-1/2”
9 6”
C 14”
J 24” P 3”
0 8”
E 16”
K 4”
A 10”
G 18”
M
PART
MATERIAL
BODY
CAST IRON (ASTM A126 CL B)
SEAT RING
BUNA-N or EPDM
DISC
ALUMINUM BRONZE
SPRING
STAINLESS STEEL
STEM
STAINLESS STEEL
SCREW
CARBON STEEL
PIN
STAINLESS STEEL
INTRODUCTION
The APOLLO® Iron Wafer Check valves provide full flow capabilities. It provides
dependable and economical protection against reverse flow. It can reliably be installed in
most plumbing and heating systems (or building service piping).
Each valve is classified by its pressure rating. All valves designated as Class 125 comply
with MSS SP-71 Standard Practice.
Table 1. APOLLO® Series & Model Numbers
Table 2. APOLLO® Pipe Size (x) Designations
Example:
Table 3. APOLLO® Iron Wafer Check Valve Material Designation
Pressure/Temperature Ratings
Class 125
Saturated Steam (EPDM only): 125 psi (8.6 Bar) to 353°F(178°C) (2”-12”)
100 psi (6.9 Bar) to 338°F(170°C) (14”-24”)
Cold Working Pressure: 200 psi (13.8 Bar) at 100°F (2”-12”)
150 psi (10.3 Bar) at 100°F (14”-24”)
ES1545 IOM Iron Wafer Check Valve 1418 S. Pearl Street Pageland SC USA 29728
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