TM 9-2350-238-10Table 3-1. TROUBLESHOOTING–CONTINUEDMALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTIONDRIVING CONTROLS AND LINKAGES–CONTINUED18. SPADE DOES NOT RAISE OR LOWER.Step 1. Check to see that engine is operating and that hydraulic pump PTO CLUTCHswitch (1) is ON.Start hydraulic system. Refer to page 2-67lock is disengaged from spade.Step 2. Check to see that spade travelLoosen and remove spade travel lock. If spade still will not raise orlower, notify unit maintenance personnel.Step 3. Check impact wrench selector valve control (2) setting.Push valve control (2) in to normal OFF position.3-18
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