POWER TRIM - boatfix.com

1 A522163 POWER TRIMOILDYNE POWER trim PUMP(WITH PLASTIC RESERVOIR)90-12934--2 10975A-0 - OILDYNE POWER trim PUMPT able of ContentsPageSpecifications5A-1.. Valve Pressure Specifications5A-1.. Electrical Specification5A-1.. Torque Specification5A-1.. Special Tools5A-1.. Lubricants/Adhesives/Sealers5A-1.. Maintaining POWER trim Pump Oil Level5A-1.. Air Bleeding POWER trim System5A-2.. Bleeding OUT/UP trim Circuit5A-2.. Bleeding IN/DOWN trim Circuit5A-3.. Testing POWER trim Pump5A-3.. Connecting Test Gauge5A-3.. Internal Restriction Test5A-4.. OUT/UP Pressure Test5A-4.. IN/DOWN Pressure Test5A-5.. trim Pump Hydraulic System5A-6.. trim Cylinder Internal Leak Test5A-7.. trim Cylinder Shock Piston Test5A-8.. Motor and Electrical Bench Tests5A-9.. trim Pump Motor Test (In Boat)5A-9.. trim Pump Motor Test (Out of Boat)5A-9.. Solenoid Test (Pump in Boat)5A-10.

2 Solenoid Test (Pump Out of Boat)5A-11.. 110 Amp Fuse Test (Pump in Boat)5A-12.. 110 Amp Fuse Test (Pump Out of Boat)5A-13. 20 Amp Fuse Test5A-13.. trim Pump Removal5A-13.. Hydraulic Repair5A-14.. Disassembly5A-14.. Filter Replacement5A-15.. UP Pressure Relief Valve Replacement5A-15.. Current Replacement Pressure Relief Valve5A-15.. Original Factory Installed Pressure Relief Valve5A-16.. Earlier Style Replacement Pressure Relief Valve5A-16.. PageDOWN Pressure Relief Valve Replacement5A-16.. Current Replacement Pressure Relief Valve5A-16.. Original Factory Installed Pressure Relief Valve5A-17.. Earlier Style Replacement Pressure Relief Valve5A-17.. Thermal Relief Valve Replacement5A-17.. Pump Replacement5A-17.. Adaptor Replacement5A-18.. Adaptor Repair5A-19.. Internal O-ring And Poppet Valve Replacement5A-19.

3 Pump Shaft Oil Seal Replacement5A-21.. Motor Repair5A-22.. Disassembly5A-22.. Armature Tests5A-25.. Continuity Test5A-25.. Test For Shorts5A-25.. Cleaning Commutator5A-25.. Field Tests5A-26.. Test For Open Circuit5A-26.. Test For Short In Field5A-26.. Thermal Switch Test5A-26.. Continuity Test5A-26.. Brush Replacement5A-27.. Reassembly5A-29.. trim Pump Installation5A-33.. POWER trim Wiring Diagram5A-34.. OILDYNE POWER trim PUMP - 5A-190-12934--2 1097 SpecificationsValve Pressure SpecificationsValvePressureUp Circuit2200-2600 psi(15173-17932 kPa)Down Circuit400-600 (2759-4138 kPa)Electrical SpecificationPump Amperage Draw115 Amps at2200-2600 (15173-17932 kPa)Torque SpecificationDESCRIPTIONTORQUEDESCRIPTIO Nlb. mUp Pressure Relief Pressure Relief to Adaptor Mount-ing to Adaptor Mount-ing Plug Retainers38-5051-67Up Pressure HydraulicHose (Black) Pressure HydraulicHose (Gray) ToolsDescriptionPart Gauge Kit91-52915A6 Multi-Meter91-99750 Torque Wrench (lb.)

4 In.)91-66274 Hex Lobular Socket(Torx Socket)Obtain LocallyJumper WireObtain LocallyLubricants/Adhesives/SealersDescr iptionPart trim and Steer-ing Fluid92-90100A122-4-C Marine Lubricant92-825407A2 Liquid Neoprene92-25711-2 Maintaining POWER TrimPump Oil Level!CAUTIONVent screw, if equipped, MUST BE backed outtwo (2) full turns (after bottoming out) to ventpump reservoir. FAILURE TO BACK SCREW OUTCOULD RESULT IN DAMAGE TO PUMP. Unitswithout vent screw: fill cap is vented. Check that Caplug (fill neck seal) is : Check oil level with sterndrive unitin the full down : SAE 10W-30 or 10W-40 engine oilcan be used in system, if Quicksilver POWER Trimand steering fluid is not 10975A-2 - OILDYNE POWER trim PUMP1. Remove fill cap, then raise and lower drive unit 6to 10 times to purge air from system.

5 Check oillevel visually (b).22031a - If There Is A Vent Screw, It Must Be Backed Out 2 FullTurns; If There Is No Vent Screw, The Fill Cap Is Vented If Caplug (Fill Neck Seal) Is Removedb - Oil Level Should Be Maintained Between The Max. And Min. Marks On The Side Of The Reservoir. When AddingOil, Fill To Bottom Lip On The Fill Neck, As Shownc - Vent HoleAir Bleeding POWER TrimSystemThe POWER trim System will purge itself of a smallamount of air by raising and lowering the drive unitseveral times. However, if a rebuilt trim cylinder isbeing installed (which has not been filled with oil), thefollowing bleeding procedure should be used toremove the air from the OUT/UP trim Circuit1. Fill pump reservoir to proper level as explainedpreceding. ( trim cylinder must be compressed.)2. Disconnect OUT/UP hose from front connectionon trim cylinder.

6 If both cylinders were rebuilt, dis-connect hoses from both Direct end of trim hose(s) into a Run trim pump in the UP direction until a solid, air-free stream of fluid is expelled from hose(s). Re-connect hose(s) and tighten Refill trim pump to proper - OUT/UP trim Hoseb - Front Connection On trim CylinderOILDYNE POWER trim PUMP - 5A-390-12934--2 1097 Bleeding IN/DOWN trim Circuit1. Ensure pump reservoir is filled to proper Disconnect IN/DOWN hose from rear connectionon gimbal housing hydraulic connector. If bothcylinders were rebuilt, disconnect hoses fromboth sides of hydraulic Plug holes in hydraulic connector, using plug(22-38609) or suitable Direct end of trim hose(s) into Run trim pump in the UP direction until trimcylinders are fully Remove plug(s) from gimbal housing hydraulicconnector and momentarily run trim pump in theIN/DOWN direction until a solid, air-free streamof fluid is expelled from rear hole(s) in hydraulicconnector.

7 Reconnect trim hose(s) and Lower drive unit to the full IN/DOWN position andrefill trim pump to proper level. Run trim systemIN/DOWN and OUT/UP several times and re-check fluid - IN/DOWN trim Hoseb - Hydraulic Connectorc - Plug (22-38609)Testing POWER trim PumpConnecting Test Gauge1. Check trim pump oil level. Fill if Place drive unit in the full IN/DOWN Connect test gauge at the most convenientlocation (at pump or hydraulic connector):22124 Gauge Connected to Pumpa - Hydraulic Test Gauge (91-52915A6)90-12934--2 10975A-4 - OILDYNE POWER trim PUMP50390a - Hydraulic Test Gauge (91-52915A6)b - Gimbal Housing Hydraulic Connector50391c - Capsd - PlugsSupplied with GaugeGauge Connect to Hydraulic Connector4. Open Valve A and B and run pump UP andDOWN several times (to purge air).Internal Restriction Test1.

8 Open valve A and B. 2. Run pump OUT/UP and IN/DOWN whileobserving Replace adaptor, if pressure is in excess of 200psi (1379 kPa).OUT/UP Pressure Test1. Leave Valve A open and close Valve B .2. Run pump OUT/UP while observing should be 2200-2600 psi (15173-17932kPa). Gauge reading within specifications, pro-ceed to step 3. Gauge reading not within specifications,perform the following:Replace UP Pressure Re-lease Valve and Retest(3)*ReadingOKReading NOT OKReplace Thermal ReliefValve and Retest (4)*Replace Adaptor (2)*Reading NOT OKProceedto Step3 Proceedto Step3 ReadingOK3. Run pump OUT/UP until gauge reading reaches2200-2600 psi (15173-17932 kPa). Stop pump-ing UP. Pressure should not fall below 1900 psi(13104 kPa). Gauge reading NOT below 1900 psi(13104 kPa). UP Pressure Test completed.

9 Gauge reading below 1900 psi (13104 kPa),perform the following:Check for External OilLeaks; Correct, Retest (5)*ReadingOKReading NOT OKInstall trim Pump RebuildKit and Retest (1)*Reading NOT OKUp PressureTest CompletedReplace Adaptor (2)*Replace Thermal ReliefValve and Retest (4)*ReadingOKUp PressureTest CompletedReadingOKUp Pres-sure TestCompletedReading NOT OK* The callout numbers refer to the trim Pump Hydraulic Systemdrawing on p. POWER trim PUMP - 5A-590-12934--2 1097IN/DOWN Pressure Test1. Close Valve A and open Valve B .2. Run pump IN/DOWN while observing should be 400-600 psi (2759-4138kPa). Gauge reading within specifications, proceedto step 3. Gauge reading NOT within specifications,perform the Down Pressure Relief Valve and Retest (6)*ReadingOKReading NOT OKInstall trim Pump RebuildKit (1)*Replace Adaptor (2)*Reading NOT OKProceedto Step 3 Proceedto Step 3 ReadingOK3.

10 Run pump IN/DOWN until gauge reading reach-es 400-600 psi (2759-4138 kPa). Stop pumpingIN/DOWN. Pressure should not fall below 350 psi(2414 kPa). Gauge reading above 350 psi (2414 kPa),DOWN Pressure Test completed. Gauge reading below 350 psi (2414 kPa), per-form the following:Check for External Oil Leaks;Correct and Retest (5)*ReadingOKReading NOT OKInstall Pump Rebuild Kit andRetest (1)*Reading NOT OKDown PressureTest CompletedReplace Adaptor (2)*ReadingOKDown PressureTest Completed* The callout numbers refer to the trim Pump Hydraulic Systemdrawing on p. 10975A-6 - OILDYNE POWER trim PUMPTrim Pump Hydraulic System735521 - Shuttle2 - Pump Adaptor3 - UP/OUT Pressure Relief Valve4 - Thermal Relief Valve5 - Fitting6 - IN/DOWN Pressure Relief ValveOILDYNE POWER trim PUMP - 5A-790-12934--2 1097 trim Cylinder Internal Leak TestIMPORTANT: The following test assumes thatpump OUT/UP pressure is within specificationsas determined by performing POWER trim PumpTest.