Installation, Operation and Maintenance Manual
Butterfly Valves Type 56, 75, 56D, 75D
Serial No. H-V030-E-12
Contents
(1) Be sure to read the following warranty
clauses of our product 1
(2) General operating instructions 2
(3) General instructions for transportation,
unpacking and storage 3
(4) Name of parts 4
(5) Working pressure vs. temperature 11
(6) Specification of limit switch 12
(7) Installation procedure 12
(8) Connection of limit switch procedure 14
(9) Operating procedure 15
(10) Disassembly and assembly procedure for
parts replacement 16
(11) Adjustment procedure for stopper 17
(12) Inspection items 18
(13) Troubleshooting 18
(14) Handling of residual and
waste materials 18
User’s Manual
Butterfly Valves
Type 5
6
Nominal Size: 400mm (16”)
Body Material: PP, PVDF
Type 75 Nominal Size: 450
-
600mm (18”-24”)
Body Material: PP, PVDF
Type 56
D
Nominal Size: 400mm (16”)
Body Material: PDCPD
Type 75
D
Nominal Size: 450
-
600mm (18”-24”)
Body Material: PDCPD
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