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Trailer Maintenance
Actuators

Get the information you need to install and maintain your trailer’s actuator. Find your actuator model below for installation instructions, service manuals, how-to videos, and more.
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What is Dexter's Warranty?
Hydrastar Electric Over Hydraulic Brake Actuators (HBA & MHBA Series) – Technical, Installation & Owner’s Manual (PDF)
Dexter Surge Actuator (6600–8500lb Capacity) – Installation Instructions & Owner’s Manual (PDF)
How should a reverse lockout solenoid be maintained and what are the signs of failure?
Dexter BrakeRite Electric/Hydraulic Brake Actuation System – Operation, Installation & Service Manual (PDF)
Titan Model 10 Surg-O-Matic Actuator – Installation Instructions & Owner’s Manual (PDF)
Tie Down Model 850E Actuator – Installation Instructions & Owner’s Manual (PDF)
Tie Down Model 750E Actuator – Installation Instructions & Owner’s Manual (PDF)
Tie Down Model 85, 85-3/4 & 85E Actuators – Installation Instructions & Owner’s Manual (PDF)
Dexter/Tie Down Model 70LP Low Profile Actuator – Installation Instructions, Owner’s Manual & Parts List (PDF)
Titan Model 12.5 Actuator – Installation Instructions & Owner’s Manual (PDF)
Tie Down Model 70 & 70E Actuators – Installation Instructions & Owner’s Manual (PDF)
Tie Down Model 80LP Low Profile Actuator – Installation Instructions & Owner’s Manual (PDF)
How do I figure out the proper hitch height for my vehicle?
Tie Down/Dexter Model 70LP Actuator – Technical Service Bulletin (E-Clip Retaining Ring Update, PDF)
Titan Model 20 Surg-o-matic Actuator – Installation Instructions & Owner’s Manual (PDF)
Tie Down Model 20 Raptor Actuator – Installation Instructions & Owner’s Manual (PDF)
Titan Model 6 Surg-O-Matic Actuator – Installation Instructions and Owner’s Manual (PDF)
Tie Down Model 16.5 Raptor Actuator – Installation Instructions & Owner’s Manual (PDF)
Tie Down Model 14.5 Raptor Actuator – Installation Instructions & Owner’s Manual (PDF)
Tie Down LP750 Low Profile Actuator – Technical Service Bulletin (PDF)
Master Cylinder Rebuild Kit Instructions for Model 660, 700/750 and 800/850 Actuators.
Tie Down Model 80LP & 85LP Bullet Actuators – Installation Instructions, Service & Owner’s Manual (PDF)
Tie Down Model 660, 750 & 850 Actuator – Coupler Latch Mechanism Instructions (PDF)
How does a “surge” actuator work?
How do I lock the coupler while hitched to my tow vehicle?
How do you know if the emergency breakaway has been pulled on my actuator?
How often should I replace the brake fluid in my boat trailer actuator?
How much brake fluid should I put in my boat trailer actuator?
How do I prevent braking action on my actuator when brakes aren’t required?
Should I grease the fittings on my actuator?
How do I install a back flow style brake solenoid?
How do you install a reverse lockout solenoid on a boat trailer with disc brakes?
What is the function of a reverse lockout solenoid on a trailer brake system?