5-31. MAIN FRAME CYLINDER REPLACEMENT (continued).
Main frame cylinder weighs 325 lb (148 kg). Attach suitable lifting device prior to
removal to prevent possible injury to personnel.
Use care when removing retaining rings. Retaining rings are under tension and can
act as projectiles when released and could cause severe eye injury.
Both main frame cylinders are replaced the same way. Left side is shown.
(6) Attach lifting device to main frame cylinder (1).
(7) Support main frame cylinder (1) and remove retaining ring (5), shim (6) and pin (7) from main frame (3)
and rear of main frame cylinder (1) with aid of assistant and lifting device. Discard retaining ring.