how much does travel trailer insurance cost? Your travel trailer insurance cost depends on several factors, such as your ZIP Code and driving history. The way you use your travel trailer makes a big impact, too. For instance, occasionally using a toy hauler requires less coverage than living in a camper full time.
However, a hydraulic lock is a hydraulic lock with pressure trapped on both sides of the actuator, usually due to a blocked port or failed pilot valve. Only a detailed stripdown of the components would reveal the source of the problem and even then might not be 100% conclusive.
by John Cagney Nash. Hydrolock, properly called hydrostatic lock, is a failure in an internal combustion engine; the engine is prevented from turning over by fluid in the cylinder above the piston. The damage caused by hydrolock is dependent upon the state of the engine when it occurs; the results are different in a stored, non-running engine, an engine running at idle and an engine running at speed.