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13 

MAINTAINANCE 

 
The RAM T1/T2 is a sealed unit, quality precision engineering will ensure 
many years of trouble free service if the following points are adhered to. 
 
: Keep the piston rod free from damage 
 
: Avoid exposing the unit to salt water. 
 
 
Perform the following checks regularly: 
 
: Check the security of the mounting bolts and tiller pin. 
 
: Examine electrical cables and connections for damage and corrosion. 
 
: Lubricate the mounting pin and rod end with marine grade grease. 
 
 
 

SERVICING

 

 
In the unlikely event that new seals are required a kit is available: 
Hydraulic Projects Ltd Part No. ML+40sk. 
 
Please quote your units serial number when ordering (Ref. page 19). 
 
 
Caution  
 
For filling and bleeding a special tool is required: 
Hydraulic Projects Ltd Part no. R4051. 
Failure to use this tool may result in damage to the actuator. 
 

 

Summary of Contents for RAM T2

Page 1: ...ENGLISH RAMT1 T2 MarineLinearActuator User Manual bandg com simrad yachting com...

Page 2: ...liable for any inaccuracies or omissions There may also be differences between the specifications in the manual and the product as a result of ongoing development for which we accept no liability Thi...

Page 3: ...ta Dimensions Actuator Selection Location Tiller bolt Mounting Foot Quadrant Considerations Coil Connections Maintenance Servicing Fault finding Hydraulic Fluid Commissioning Dismounting the unit from...

Page 4: ...stems the unit must be properly bonded to earth and the supply cables screened Caution In operation this unit can rotate the vessels wheel rapidly Keep clear of the wheel when this unit is engaged to...

Page 5: ...the tiller bolt which secures the actuator to the steering quadrant Pull the red tab to release the R Clip and then manually lift the actuator clear of the steering quadrant EMERGENCY STEERING PRIMARY...

Page 6: ...When the clutch is disengaged the cylinder is free and moves with the primary steering To operate the unit in autopilot mode the course com puter energises the clutch solenoid coil and runs the bi dir...

Page 7: ...6 1993 Declaration of Conformity EMC Directive 2014 30 EU Ambient operating Temperature 15 to 55 deg C Max Operating Thrust 700 kg Intermittent Relief Valve setting 62 bar 730 kg Orientation Red lead...

Page 8: ...8 DIMENSIONS...

Page 9: ...power boat or long keel yacht Also consider the rudder an unbalanced rudder will require more torque than a semi balanced or balanced design Hard over time Tiller arm Rudder Deg Typical Max Torque RAM...

Page 10: ...e of supporting the large thrusts generated by this unit Ensure that piston movement is limited by the rudder hard stops and not by the actuator end stops Allow sufficient clearance for removal of the...

Page 11: ...mm An application of Loctite 638 or equivalent where shown is recommended Tighten the M12 nut to 27 Nm Torque MOUNTING FOOT The four M8 nuts bolts and washers supplied are suitable for mounting the ac...

Page 12: ...r an 8 4 213 mm radius with total rudder angle of 70 degrees CONSIDERATIONS Allow sufficient clearance for removal of the mounting pin Ref page 17 and rod end from the tiller bolt COIL CONNECTIONS PIN...

Page 13: ...mounting bolts and tiller pin Examine electrical cables and connections for damage and corrosion Lubricate the mounting pin and rod end with marine grade grease SERVICING In the unlikely event that n...

Page 14: ...motor coupling and water seal O ring If the coupling is worn or damaged replace Lubricate the slots with a small quantity of good quality grease If any hydraulic fluid is found in the coupling area th...

Page 15: ...amage its seals and allow air into the cylinder and oil leaks 1 Motor does not run check electrical connections check course computer output 2 Motor runs but erratic or no piston movement check for so...

Page 16: ...Be aware of the danger of moving linkages and the risk of entrapment The unit is pre filled and sealed from new Do not disassemble the unit this will allow air to enter and necessitate refilling and b...

Page 17: ...ate B Withdraw the mounting pin C which will release the base NOTE The pin is a close engineered fit and if it proves difficult to remove take off the plastic cap from the head of the pin and insert s...

Page 18: ...18 DIMENSIONS FOR MOUNTING FOOT NOT TO SCALE...

Page 19: ...________________________________ ________________________________ CONTACT DETAILS For inquiries in general contact Simrad or B G www simrad yachting com or www bandg com For inquiries of spare parts c...

Page 20: ...988 12093 001...

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