Step 6 - TM-5-3805-262-20

TM-5-3805-262-20 Loader Scoop Type DED 4x4 Articulated Frame Steer 2-1/2 Cubic Yard (J.I. Case Model MW24C) Manual
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TM 5-3805-262-20 3-21. STEERING SYSTEM TROUBLESHOOTING (CONT) MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION 2. SLOW OR HARD STEERING (Cont). S t e p 5 . ( C o n t ) . b. If air does not flow from loosened tube fitting, hold cap and loosen nut. Turn cap counterclockwise until air just starts flowing from l o o s e n e d t u b e f i t t i n g . Hold cap to prevent it from moving and tighten nut against cap. Check and be sure air is still flowing from loosened tube fit- t i n g . Tighten loosened tube fitting at tee. Disconnect shop compressed air system hose from elbow installed in pressure protection valve. Reconnect and tighten hose fitting to elbow installed in pres- sure protection valve. Close air reservoir drain valve. Go to step 6 below. c. If pressure protection valve cannot be adjusted, replace it (page 7-64). Step 6. Remove pressure relief valve from pressure reducing valve (page 7 - 7 4 ). Connect an air pressure regulator to shop compressed air system. Connect an air hose between air pressure regulator and pressure relief valve (port is 1/8 NPT). Adjust air pressure regulator for 15 psi. Pressure relief valve should not vent air. Adjust air pressure regulator for 35 psi. Pressure relief valve should vent air when 20 to 30 psi air pressure i s a p p l i e d. a. If pressure relief valve vents air when less then 20 psi air pressure is applied, replace it (page 7-74). b. If pressure relief valve does not vent air when 20 to 30 psi air pressure is applied, replace it (page 7-74) . c. If pressure relief valve is okay, go to step 7 below. 3-144

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