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8.3 Disassembly Procedure (Refer to 4.Operation)
(1) Discharge the valve's internal pressure until a zero pressure condition is established.
(2) While lifting the handle, turn it in the Counter-Clock Wise direction(minus direction of nameplate at top of
handle) until the spring is free(no-load).
(3) Unscrew the bolt which secures the Spring Chamber and remove the Spring Chamber(handle etc. cannot be
disassembled),the spring ,the bellows, and the spindle.
(4) Remove the cap by turning it in the CCW direction then extract the spring, Screen, and valve from the body.
(5) Assemble in the reverse order of Disassembly. And tighten the bolts evenly. Assemble the valve due to the
order. Failure to do so may lead to not assemble correctly. And if the hexagon bolts are not screwed correctly,
it may cause steam leakage problem.
8.4 Exploded drawing
15A,20A,25A
※Part names shown in boxes are consumable items.
7
■PDT－136a■
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