TM 9-2330-390-14&P2-21. OPERATING HYDRAULIC CONTROL VALVE (Con?).Proceed slowly and with caution to prevent equipment damage.NOTEif operating a dolly half equipped with side lift kit, extension of lift and positioningcylinders should stop when top beam vertical tubes have extended approximately 49In. (124 cm) and positioning cylinder limit lines are just visible.(4)Pull down on two lift cylinder levers (3) to extend lift cylinders (1) and positioning cylinders (2). Stopwhen near (left side) top beam vertical tube (9) reaches within ½ in. (13 mm) of hydraulic control valve (4) and fittings(10).(5)Continue to pull down on two lift cylinder levers (3), allowing near (left side) lift cylinder (1) to leadfar (right side) lift cylinder. Maintain clearance of ½ in. (13 mm).(6)lf operating a dolly half equipped with side lift kit, return positioning cylinders lever (5) to NEUTRALposition.(7)Continue to pull down on two lift cylinder levers (3) until bottom beam (11) is raised off the groundand axle (12) and pivoting tray (13) are parallel to the ground. Dolly half is now in maneuvering position.while in maneuvering position, DO NOT operate positioning cylinders lever. Failure tofollow this warning may cause bottom beam to lower to the ground, causing seriousInjury to personnel.(8)Return positioning cylinders lever (5) to NEUTRAL position, as required.2-133
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