Ditch Witch JT5 - Manual (Page 150)

JT5 Operator’s Manual
Service - 149
As Needed
CMW
Replace Saver Sub
Check saver sub and replace as needed. See your Ditch Witch dealer for replacement parts.
To replace
1. Remove six bolts from saver sub flange.
2. Remove and discard saver sub.
3. Replace o-ring, if necessary.
4. Install new saver sub.
5. Apply Loctite 242 to bolts and install. Tighten
in a cross pattern to 28 ft•lb (38 N•m).
Check Drilling Fluid Pump Check Valve
Check fluid pump check valve (shown) o-ring for
wear and replace as needed.
IMPORTANT: Saver sub must mate up to every drill pipe. Check sub for thread wear. If saver sub
threads are more worn than pipe threads, saver sub is damaging the drill pipe.