ASAHI AV VALVES Installation, Operation and Maintenance Manual
Butterfly Valve Type 57, 56, 56D Electric Actuated Type S
Serial No. H-A043-E-9
Contents
(1) Be sure to read the following description
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 6
(6) Specifications of actuator 7
wiring diagram 9
(7) Installation procedure 11
(8) Support setting procedure 14
(9) Electric wiring procedure 15
(10) Operating procedure 17
Manual operating procedure 17
Motor-driven operating procedure 18
(11) Disassembling method for replacing parts 19
(12) Adjustment limit switch 22
(13) Inspection items 24
(14) Troubleshooting 24
(15) Handling of residual and
waste materials 25
Butterfly Valve
Electric Actuated Type S
User’s Manual
ASAH I
AV
V A LV E S
Type 57
Type 56
Type 56D
Nominal Size: 40-350mm (1 1/2”-14”)
Bod
y
Material:
U
-PVC, PP, PVDF
Nominal Size: 400mm (12”)
Bod
y
Material: PP, PVDF
Nominal Size: 400mm (12”)
Bod
y
Material: PDCPD
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