ASAHI AV VALVES Installation, Operation and Maintenance Manual
Butterfly Valves Type57L-IS (Lug style)
Serial No. H-V057-E-10
Type 57L-IS Butterfly Valves
(Lug Style)
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) Names of parts 4
(5) Working pressure vs. temperature 5
(6) Installation procedure 6
(7) Operating procedure 11
(8) Disassembly and assembly procedure
for parts replacement 12
(9) Installation procedure for handle 15
(10) Adjustment procedure for
stopper on gear type 16
(11) Inspection items 16
(12) Troubleshooting 17
(13) Handling of residual and waste materials 17
User’s Manua
l
3”-8” (80-200mm)
ASAHI AV VALVES
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