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MAX POWER 

RESERVOIR  

The reservoir should be mounted as close to the pump as possible and must always 
be higher than any other component in the system. The reservoir must be mounted 
at a height that allows the breather to be situated 500 mm, or  higher, above the 
waterline. If this is not possible, then the breather can be removed and installed on 
the end of an extension pipe or hose.  
 
Mounting the reservoir too low could result in oil draining back, or overflowing the 
tank. Be sure to allow enough space above the reservoir to service the filter.  
 
If the reservoir is not supplied by MAX POWER, then provide a return filter of 60 
microns and a suction strainer. 
 
The thrusters’ motor case drain, must return directly to the top of the tank. With no 
filters check valves or other drain lines connected to it. 
 
The reservoir must be flushed after installation.  
 

DIRECTIONAL CONTROL VALVE 

 
The directional control valve (DCV) must be placed between the pump and the 
RETRACT unit, it is recommended to locate the DCV as near to the RETRACT as 
possible (in an accessible and dry place). 
The DCV block used must be equipped with a pressure gauge so as to check 
operating pressure on commissioning and for maintenance.  
The block must be equipped with a pressure relief valve set to 250 bars  
 

ELECTRICAL SYSTEM INSTALLATION 

 

Although MAX POWER has used the best materials available, the installer should 
endeavour to install all electrical equipment with the view that it should be in a 
ventilated and dry environment at all times. Control panels mounted at helm stations 
must be provided with protection if the station is exposed to the weather.  
 
All wiring must be insulated from ground and its installation executed in compliance 
with safety and classification standards.  
 

CONTROL SYSTEM  

 

CONTROL SYSTEM  MAX POWER  

 

The Retract R600 control system is all centralised in the electronic control box (or the 
PLC) 
All numbers indicated on our diagrams must be connected 1 to 1 and 2 to 2 wire 
sections must be respected to the letter. 
The control box command’s the up down unit and hydraulic power spool valves in the 
correct sequence with correct timing.  
There is scope for modifying sequence timing in this box but consult MAX POWER 
FIRST!  
All Retract equipment is connected to this box

 

(See diagram N° 9) 

 

- 9                  INSTALLATION MANUAL RETRACT  R 600                  

 

Summary of Contents for RETRACT R600 Series

Page 1: ..._ __ __ __ __ __ _ B BU UI IL LT T B BY Y _ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ _ D DE EL LI IV VE ER RE ED D _ __ __ __ __ __ __ __ __ __ _ A copy of this manual must remain on board for con...

Page 2: ...O THE MOUNTING BASE P7 FINAL ADJUSTING OF THE CLOSING PLATE P8 RAISE LOWER POWER PACK INSTALLATION P8 TRANSMISSION LUBE OIL TANK INSTALLATION P9 HYDRAULIC POWER SYSTEM INSTALLATION P9 ELECTRICAL SYSTE...

Page 3: ...ieved to be correct at the time of printing Each RETRACT installation requires a preliminary study of performance and feasibility This study covers 3 distinct sub systems 1 The RETRACT thruster unit p...

Page 4: ...on the form provided and sent to Max Power by fax no later than one week after the water tests have been completed so that the Max Power standard warranty is correctly validated This form is attached...

Page 5: ...chanical stresses are spread over the hull by the mounting base and the guide blocks Installation which should be executed by welding or bonding to the hulls plating normally reinforces the hull the m...

Page 6: ...points Score the bracket and the mounting points to mark the position in witch it is fitted 1 Raise the thrusters to its highest position and then remove the locking knuckles Fit the locking point ad...

Page 7: ...e aluminium case The nuts should be NYLOCK self locking type The 4 lifting lugs provided by MAX POWER should be put in a small plastic bag along with the hydraulic pipe plugs for storage and future us...

Page 8: ...piping reservoir pump directional valve etc should be installed in compliance with the usual rules of accessibility to enable periodic checks and maintenance MAX POWER recommends the use of ISO GRADE...

Page 9: ...nd dry place The DCV block used must be equipped with a pressure gauge so as to check operating pressure on commissioning and for maintenance The block must be equipped with a pressure relief valve se...

Page 10: ...y a two pole 32 amp circuit breaker not supplied by Max Power which should normally be located on the main electrical panel CONTROL SYSTEM PLC NON MAX POWER SUPLLY If the max power control box is not...

Page 11: ...top plate has been replaced if it was removed during installation and that all the lower flange bolts have been tightened Torque for all these bolts is 5 kg m Filling the hydraulic circuit MAX POWER...

Page 12: ...l remains stable Warning All hydraulic systems develop very high pressures Failure of piping connections etc that have been improperly installed will most likely happen on start up Stay clear of these...

Page 13: ...nit has 24 vdc powers to the motor Check that the pump operates in down position before the thruster starts PROBABLE CAUSE 2 position switches out of adjustment REMEDY Readjust the position switches b...

Page 14: ...ls 4 Remove the propellers and check oil seals replace if necessary 5 Inspect and repair the hull closing plate gasket for deterioration or missing pieces Check and tighten if necessary the plate fixa...

Page 15: ...MAX POWER PROJECT MANAGER S TEST RESULTS FORM To be filled out and Faxed to MAX POWER 15 INSTALLATION MANUAL RETRACT R 600...

Page 16: ...ions concerning the installation YES NO 1 Is the RETRACT mounted parallel with the bottom of the hull 2 Is there enough room for general maintenance of the RETRACT and its auxiliary equipment 3 Does t...

Page 17: ...nning either direction 1 Record the voltage at the remote control box Volts 2 Record the hydraulic pressure slow speed Bars 3 Record the hydraulic pressure full speed Bars 4 Record the hydraulic flow...

Page 18: ...y 46 csst UNIT SPECIFICATIONS Maximum Power 75kw Total weight unit 300kg Propellor diameter 600mm Propellor thrust 1000kg HYDRAULIC RAM SPECIFICATIONS Maximum Pressure 70 bar Maximum flow 3 lpm ELECTR...

Page 19: ...th of one full turbine diameter should be respected and the thrusters should be as far forward or aft as possible The Thruster should be paralell with the botom of the hull WL WL 140 Hull Opening 765...

Page 20: ...MAX POWER 600 20 0 FLANGE MAX POWER Retract R600 Construction point Y G T 09 02 01 A Ver Des Date 1 By Construction point Construction point 20 INSTALLATION MANUAL RETRACT R 600...

Page 21: ...ersion depth of one full turbine diameter should be respected and the thrusters should be as far forward or aft as possible WL The Retract must be paralell with the botom of the hull Hull Opening 140...

Page 22: ...MAX POWER Allow For Flexible seal Mating surfaces must be flat O Ring seal only Closing plate made from alloy 22 INSTALLATION MANUAL RETRACT R 600...

Page 23: ...of travel stop DATE DATE POWER PART NO REVISION 3RD ANGLE PROJECTION Locking sequence 6 7 4 5 1 2 3 Hull parts Thruster parts in box Thruster parts in the yacht Mouvment Mechanical end of travel stop...

Page 24: ...point positioning blocks are in place 1 Score the position so as to be able to re fit it in exactly the correct place 2 Take the finished and formed hull plate and place four piles of beading compound...

Page 25: ...he reinforced hull plates to be manufactured by the shipyard and 2 The adjustable thrust pads are supplied by max power but will need adjustment to suit the thrust pads The thrust pads must be at exac...

Page 26: ...MAX POWER DATE DRAWN CHECK DATE DATE RELEASE MATERIAL REF TITLE REVISION R600 Up Down unit diagram Max Power 03 05 01 POWER 70 bar max 26 INSTALLATION MANUAL RETRACT R 600...

Page 27: ...ve to the retract HP thermo plastic hose 1 DBR Supply from hydraulic directional valve to the retract HP thermo plastic hose 1 RD Motor drain from retract directly to oil tank LP hose minimum LV Synth...

Page 28: ...er This excludes any damage or faults occurring from normal wear and tear on the following items engine oil seals relay contacts If warranty is registered within the 3 month period following installat...

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