CAB SKYLIGHT COUNTER BALANCE CYLINDER REPLACEMENT

TM-5-3810-306-20 Container Crane 40-Ton Rough Terrain Model RTB75CC Manual
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TM 5-3810-306-20 CAB SKYLIGHT COUNTER BALANCE CYLINDER REPLACEMENT TOOLS: General mechanic’s tool kit: automotive (5180-00-177-7033) SUPPLIES: Lockwashers (Item 2, Appendix C) (2 Required) EQUIPMENT CONDITIONS: Skylight window closed. REMOVAL: 1. REMOVE COUNTER BALANCE CYLINDER (1). a. Hold counter balance cylinder (1) in place. b. Remove two nuts (2) and lockwashers (3). Discard lockwashers (3). c. Pull counter balance cylinder (1) from skylight window and cab frame mounts. d. Remove lock assembly (4) by unscrewing balljoint (5). 2. INSPECT PARTS FOR DAMAGE. REPLACE AS REQUIRED. INSTALLATION: 1. INSTALL COUNTER BALANCE CYLINDER (1). a. Install lock assembly (4) on cylinder and secure with balljoint (5). NOTE Knob on lock assembly (4) must point down. b. Install counter balance cylinder (1) to skylight window and cab frame mounts. c. Install two new lockwashers (3) and nuts (2). 2. OPEN SKYLIGHT WINDOW. 3. MAKE SURE SKYLIGHT WINDOW OPENS SMOOTHLY. IF NOT, ADJUST KNOB (4) UNTIL NO FRICTION IS FELT. END OF TASK 15-31

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