9 Remove the valve body (016) together with the spring (015).
10 Remove the two bolts (001) from the control valve (017).
11 Remove the control valve (019).
12 Remove the screw plug (003) together with the spring (002), valve (019) and piston
(018) from the control valve (017).
13 Remove the silencer.
14 Clean the items that follow:
•
Valve (003)
•
Piston (018)
•
Spring (002)
•
Springs (007) and (015)
•
Valve body (016)
•
Valve guide (013)
•
Valve (010)
•
Spindle (006).
15 If you find corrosion on the springs (007, 022 and/or 002) you must replace them.
16 Do a check of all gaskets and O-rings that you removed for damage. If you find damage,
replace the applicable gaskets and/or O-rings.
17 Do a check of the piston joint ring (008). If you find damage, replace the piston joint ring.
18 Do a check of the valve seats (011, 012). If necessary, grind the sealing surfaces.
X72DF
AA00-4325-00AAA-530A-A
Maintenance Manual Shut-off valve for starting air - disassemble
Winterthur Gas & Diesel Ltd.
- 518 - Issue 002 2020-10
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