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TM 5-2410-237-23
RIPPER CONTROL VALVE REPAIR - CONTINUED
0245 23
CLEANING AND INSPECTION
WARNING
Solvent cleaning compound MIL-PRF-680 Type III is an environmentally compliant and low toxic
material. However, it may be irritating to the eyes and skin. Use protective gloves and goggles. Use in
well-ventilated areas. Keep away from open flames and other sources of ignition. Failure to follow this
warning may result in injury or death.
Particles blown by compressed air are hazardous. DO NOT exceed 15 psi (103 kPa) nozzle pressure
when drying parts with compressed air. DO NOT direct compressed air against human skin. Failure to
follow this warning may result in injury. Make sure air stream is directed away from user and other
personnel in the area. To prevent injury, user must wear protective goggles or face shield.
1.
Clean all parts in solvent cleaning compound. Ensure all passages in valve body are clean.
2.
Thoroughly dry all parts and all passages in valve body with compressed air.
3.
Inspect parts for cracks, breaks, distortion or other damage IAW WP 0241 00.
4.
Check all valves for irregular scoring. Replace if necessary.
5.
Check for free movement of valves in valve body bores.
Use spring tester to test spring (7). Force required to compress spring to 1.47 in. (37.3 mm) should be 3.14 + 0.16 lb
6.
(13.9 + 0.7 N). Free length of spring after test should be 3.0 in. (76 mm).
7.
Use spring tester to test springs (16 and 22). Force required to compress springs to 1.88 in. (47.8 mm) should be 34.8 +
2.8 lb (154.8 + 12.5 N). Free length of spring after test should be 2.44 in. (62.0 mm).
8.
Replace damaged or defective parts.
ASSEMBLY
NOTE
Lightly coat all components of ripper control valve with clean oil before assembly.
1.
Install new O-ring (26) on plug (25) and install plug in valve body (3).
2.
Repeat step 1 to install plug (25) in other end of valve body (3).
3.
Install retainer (23) and spring (22) in valve body (3).
4.
Install new O-ring (24) on housing (21).
5.
Compress spring (22) and install housing (21) on valve body (3) with two bolts (20).
6.
Install spool valve (19) in opposite end of valve body (3).
7.
Install retainer (17) and spring (16) in valve body (3).
8.
Install new O-ring (18) on housing (15).
9.
Compress spring (16) and install housing (15) to valve body (3) with two bolts (14).
Change 1
0245 23-4

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