CLEANING - TM-5-3805-262-20

REMOVAL ( SHEET 2 OF 2) - TM-5-3805-262-20_543

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 5-6. AUXILIARY STEERING ELECTRICAL SYSTEM MAINTENANCE (CONT) a. Relay Socket Assembly (cont). CLEANING (1) (2) ( 3) Dry Wipe dust from relay contact assembly using soft bristle brush. Clean wire insulation using clean cloth moistened with detergent. Dry using clean cloth. Clean wire terminals, relay contacts, and relay socket contacts using clean cloth moistened with isopropyl alcohol. cleaning solvent P-D-680 used to clean parts is toxic and flammable. W e a r p r o t e c t i v e g o g g l e s a n d g l o v e s a n d u s e o n l y i n a w e l l v e n t i l a t ed a r e a . A v o i d c o n t a c t w i t h s k i n , e y e s a n d c l o t h e s a n d d o n ’ t b r e a t h e vapors. Do not use near open flame or excessive heat and don’t smoke when using it. Failure to do so could cause serious injury. If you be- c o m e d i z z y w h i l e u s i n g c l e a n i n g s o l v e n t , g e t f r e s h a i r a n d m e d i c al a t t e n t i o n i m m e d i a t e l y . If contact with skin or clothes is made, flush w i th with (4) INSPECTION (1) (2) (3) l a r g e a m o u n t s o f w a t e r . I f c o n t a c t w i t h e y e s i s m a d e , w a s h e y es water and get medical aid immediately. Clean all other metallic parts using clean cloth moistened with cleaning solvent P-D-680. Dry using clean cloths. AND REPAIR (SHEET 1 OF 4) Inspect wiring harness and relay socket assembly (10) wires for cracked or broken insulation or broken wire strands at connection to terminal. Repair cracked or broken insulation by applying insulation tape to area. If broken wire strands are seen, cut wire as close to terminal as possi- ble. Strip 1/4 inch insulation from end of wire taking care not to cut through wire then crimp new terminal securely onto wire. Inspect wires (1 and 8) for cracked or broken insulation or broken wire strands at connection to terminal. Repair cracked or broken insulation by applying insulation tape to area. If broken wire strands are seen, re- place wire. Inspect relays (9) base and contacts for cracks, breaks, distortion, or other damage. Connect multimeter between relay contacts 2 and 7 and check for 450 to 500 ohms indication. If any of the above conditions are seen or if multimeter does not indicate 450 to 500 ohms, replace relay. 5-78

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