Uflex UC 69-I Installation And Maintenance Manual Download Page 22

Installation and Maintenance Manual

page 22 

of 23 -  

HYDRAULIC CYLINDERS FOR INBOARD ENGINES

Wrong oil  has been  used.

Drain the  filling and  bleeding system.

UFLEX 

is  not  responsible  for  damage

caused  by  fluids  that  are  not

recommended in this manual  and so the

warranty is  cancelled.

WARNING

The  steering  system  is

stiff and hard to turn, even

when  the  boat  is  not

moving,  if  unbalanced

cylinders  are  used.

Replace the steering wheel with a bigger  one.

Only  within  the  maximum  dimensions
allowed  by the  helm.

Adjust the  torque tab.

Incorrect setting of the torque

tab.

Air in  oil.

The  steering  system  is

easy to turn at the dock but

becomes  hard  to  turn

when the boat is in motion.

Dirt  in the  valve.

Air in  the system.

Tighten the fittings with a
maximum torque of  20Nm (15 in.Ibs).

WARNING

WARNING

WARNING

When  the  steering

wheel is turned, the rod

(movable rod  cylinders)

or  the  body  (fixed

cylinder  rod)  of  the
cylinder do  not  move.

Leaks  from  steering

system  fittings.

Check the  oil level  and repeat  the

bleeding procedure as explained in this

manual.

Repeat the  filling  and  bleeding

procedure  of  the  system.

Look  for the  leak and  contact

specialized  staff.

Oil  leak.

Mount the helm with the filling hole in

up position.

The steering  wheel is  too

small.

Lack  of fitting  sealant.

Drain and disassemble the steering

system. Remove the fittings and  remove

the oil  from threads. Put the sealant on the

fittings and  tighten them, install the helm.

After this operation it is necessary to carry

out  another  bleeding.

WARNING

The  steering  system  is

stiff and hard to turn, even

when  the  boat  is  not

moving.

Tighten the  plug.

Replace the  vent plug (black) with  the

plug for the  additional helm kit (silver).

Follow  the procedure  to maintain  the

suitable  oil level,  which  is  described

in  the pump  manual.

Replace the  plug.

Bad tightening  of the  plug.

Leaks from the tank plug.

The vent plug  (black) on the

additional helm   is  in the

lower  position.

Worn  and  damaged  seal.

Too  high oil  level.

Helm  mounted upside  down.

Bad tightening  or low  torque

of the fittings.

Never use teflon tape or adhesive

tape  on any  fitting.

Do  not  use  the  boat  and  contact  a

specialized  technician  for  the  valve

cleaning.

Summary of Contents for UC 69-I

Page 1: ...InstallationandMaintenanceManual Dr No 31851 b 29 05 2020 HYDRAULIC CYLINDERS FOR INBOARD ENGINES UC 69 I UC 116 I UC 168 I UC 215 I UC 293 I PARTNER...

Page 2: ...manufacturing capabilities in Sarasota Florida UFLEX USA can support all sectors of the marine industry regardless of volume and or product requirements And as an affliate of the ULTRAFLEX Group UFLEX...

Page 3: ...NTENANCE 21 5 2 TROUBLESHOOTING 21 SECTION3 INSTALLATION 3 1 NECESSARY TOOLS 11 3 2 CYLINDER INSTALLATION 11 3 3 HOSE INSTALLATION 13 3 4 TYPE OF INSTALLATION 14 3 5 FILLING AND PURGING 16 3 5 1 SINGL...

Page 4: ...mmediate hazards which CAUSE severe personal injury or death WARNING CAUTION The symbol aside indicates all the operations which must be carried out by qualified or skilled staff in order to avoid haz...

Page 5: ...ssed or implied including not in a restricted way the suitability warranty for any special purpose Nothing contained in this manual can be interpreted as a modification or confirmation of the terms of...

Page 6: ...ire agreements between UFLEX USA Inc and Purchaser and suspersedes all prior agreements discussions negotiations commitments and representations whether oral or written between them regarding UFLEX US...

Page 7: ...d with a valve which prevents outgoing fluid from returning along the same hose allow the operation of the steering systems with two or more steering stations The cylinders are double acting and may b...

Page 8: ...ng bracket Rod 1 2 3 4 2 1 4 3 5 5 A C B D E The cylinder thrust indicated is theoretical calculated with a system pressure as shown in the table This thrust does not correspond to the one generally u...

Page 9: ...angle Installation height at the end of stroke 150 mm 30 130 mm 5 12 420 Nm 210 Nm 6 30 133 mm 5 22 429 Nm 215 Nm 130 mm 35 106 mm 4 18 343 Nm 172 Nm 5 36 102 mm 4 03 331 Nm 166 Nm 180 mm 30 156 mm 6...

Page 10: ...ment check that the product has not been damaged during transport Also make sure that all the standard components are in the packaging see list In case of damage notify the claim to the forwarder and...

Page 11: ...and the following loss of boat control NOTICE 3INSTALLATION 3 1Necessarytools To choose the arm according to the type of application used see paragraph 1 6 NOTICE Torque wrench Open end wrench 10 mm...

Page 12: ...mm wrench for bolt and nut M6 UC 69 I or of 25 Nm with a 13 mm wrench for bolt and nut M8 UC 116 I 168 I 215 I 293 I NOTICE The oil fittings must be always in high position 4 Connect the joint 3 to th...

Page 13: ...of the ball joints is not hindered DANGER CAUTION x A B y Check if the cylinder and not the helm moves up to the end stroke Minimum radius 250 mm Afterinstallingthecylinderafine adjustmentcanbecarried...

Page 14: ...he pump must be always connected to the fitting of the side port P while the hose which is connected to the starboard side S of the pump must be connected to the fitting of the starboard side S 2 l 1...

Page 15: ...2S 6 kit OB 6 l l 4 T fittings with bleed valves 5 tie bar 6 kit OB 2S 7 kit OB l l 7 l l 3 4 4 S P S P S P DUAL STATION SINGLE CYLINDER WITH DUAL HELM DUAL STATION SINGLE CYLINDER 1 2 3 4 l l l l l 6...

Page 16: ...roducts throughout time The special mix of anti wear and stabilizing components of OIL15 allow ensuring great results as far as the product duration and performances are concerned in several environme...

Page 17: ...es When the oil comes out of the bleed valve without air bubbles close the bleed valve and continue to turn the steering wheel in the same direction to fill the cylinder chamber picture 3 During this...

Page 18: ...sly described Wait until the oil reaches the lower tank and both tanks are filled Follow the same bleeding procedure described in paragraph 3 5 1 starting from the lower station and repeat it for the...

Page 19: ...NG 3 5 4Dualsteeringstation dualcylinder Manually unscrew the two bleed valves on the cylinder T fittings and push the cylinders to one side up to the end of stroke Position the oil bottle near the ma...

Page 20: ...disassemble the hydraulic connections before bleeding the oil in the system completely The hoses can contain high pressure oil DANGER WARNING During installation inspection or maintenance IT IS STRIC...

Page 21: ...in up position Look for and remove the restriction WARNING WARNING 5 1Ordinarymaintenance 5MAINTENANCE Poor installation and maintenance may result in loss of steering and cause property damage and or...

Page 22: ...epeat the bleeding procedure as explained in this manual Repeat the filling and bleeding procedure of the system Look for the leak and contact specialized staff Oil leak Mount the helm with the fillin...

Page 23: ...steering system is put out of service it is necessary to follow some rules in order to respect the environment Sheaths pipelines plastic or non metallic components must be disassembled and disposed o...

Page 24: ...UFLEX USA Sarasota FL 34243 6442 Parkland Drive...

Page 25: ...uflexusa com www uflexusa com All inboard cylinders can use standard KIT OB only if used with UFLEX UP Series hydraulic pumps whose pressure relief valve max pressure is set at 70bar 1000PSI while th...

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