TM 10-3930-659-20 7-10. TRANSMISSION CLUTCH CUTOFF VALVE PRESSURE TEST (Con't). 2. Remove hose (4) from transmission control valve (5). 3. Install two preformed packings (9) on tee (8). 4. Install two adapters (10 and 11) on tee (8). 5. Install tee (8) on transmission control valve (5). 6. Install hose (7) on adapter (11). 7. Install pressure gage (6) on hose (7). 8. Install hose (4) on tee (8). 9. Warm hydraulic system to operating temperature (see paragraph 2-29). 10. Operate engine at slow engine idle speed (see TM 10-3930-659-10). TA707338 7-27