Armstrong-Yoshitake, Inc. GD-30 Инструкции по установке и обслуживанию - Страница 3
Просмотреть онлайн или скачать pdf Инструкции по установке и обслуживанию для Блок управления Armstrong-Yoshitake, Inc. GD-30. Armstrong-Yoshitake, Inc. GD-30 4 страницы. Pressure reducing valve
Печатать страницуDisassembly
1. Eliminate pressure from inside the valve. Make
sure the valve is completely free from pressure.
2. Pull up and turn the handle (4) in the direction
(counterclockwise) as shown on the nameplate
of the handle to make the spring (12) free
(not loaded).
3. Remove the bolts (15) and take away the spring
housing (2) (the handle cannot be disassembled).
Take out the spring (12), bellows (10) and valve rod (8).
4. Unscrew (counterclockwise) the cap (3) and take
out the spring (13), screen (9) and valve (7) from the
body (1).
GD-30 1/2" - 1"
Nameplate (23)
Push Nut (22)
Spring (14)
Handle (4)
(Adjusting Screw)
Spring Pin (19)
Split Pin (21)
Bolt (15)
Spring Housing (2)
Flat Washer (18)
Spring Retainer (25)
Adjusting Screw (11)
Spring (12)
Reassembly
1. Check all parts to make sure they are in good
condition before putting back together.
2. Lap valve (7) and valve seat (6) with 1000 grit
lapping compound if needed to ensure no leakage.
3. Reassemble in reverse order as disassembly.
Note: Replace all gaskets where disassembly is required.
Bellows (10)
Gasket (17)
E-Ring (20)
Valve Rod (8)
Valve Seat (6)
Valve (7)
Spring (13)
Screen (9)
Gasket (16)
Cap (3)
3
Body (1)