Dometic PA1200-2 Installation And User Manual Download | Manualshive

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Summary of Contents for PA1200-2

Page 1: ...REVISION N Form No 298403 2022 Dometic SEASTAR POWER ASSIST P A Hydraulic Power Assist for SeaStar Steering Systems Installation and User s Manual Book 17 2 EN...

Page 2: ...Rights Reserved This document subject matter and all information herein is the sole exclusive and confidential property of Dometic and shall not be disclosed copied reproduced or used in whole or in...

Page 3: ...diagram 3 8 3 5 2 Dual cylinder installations 3 9 3 5 3 Triple cylinder installations 3 10 3 6 SeaStar outboard side mount and splashwell mount cylinders 3 11 3 7 SeaStar inboard and sterndrive cylind...

Page 4: ...a Relief pressure 2000psi 13 8 MPa Maximum pump flow rate 240 in3 min 3930 cc min Average current draw 3A Maximum current draw 12V 24V 50A 25A Internal fuse rating 40A slow blow Recommended external u...

Page 5: ...tion of this product Observe these warnings and notices carefully The safety alerts alone cannot eliminate hazards strict compliance with any special instructions during installation operation and mai...

Page 6: ...steering cylinders thoroughly using only fresh clean water Do not use acetone or cleaners containing ammonia acids or any other corrosive ingredients on any hydraulic steering components Some products...

Page 7: ...stem integrity Substitution of components may compromise safety performance and reliability The steering cylinder must be compatible with and rated for the engine s installed on the boat If an instruc...

Page 8: ...1 4 EN Figure 1 1 Safety labels WARNING If a decal is missing or becomes illegible it must be replaced Contact Dometic technical support for a replacement copy 1 4 Safety labels...

Page 9: ...eering cylinder Fluid circulated by the helm pump enters the power assist and is routed through the gear pump to the steering cylinder s The helm becomes the control element controlling speed and dire...

Page 10: ...rease in steering effort This won t hurt the pump but it won t make the boat steer any faster Simply reduce your steering effort until you just feel an increased resistance at which point you ll be st...

Page 11: ...fittings between the helm power assist and cylinders for any signs of leakage kinking wear or chafing Check that the fittings are tight 4 Check for binding loose or worn steering components Perform a...

Page 12: ...2 4 EN Notes...

Page 13: ...tart NOTE Where a fastener torque is specified in this manual the standard tolerance is 5 unless a range is given NOTE Due to a small amount of internal hydraulic slip a master spoke or centered steer...

Page 14: ...used for compensating line only Cylinder compatibility All SeaStar front mount outboard cylinders All SeaStar inboard and sterndrive cylinders except power steering cylinders HC5380 3 HC5370 3 or any...

Page 15: ...before using the boat NOTICE Do no run the P A unit until the SeaStar steering system has been bled free of air Failure to do so may result in non repairable damage to the P A unit NOTICE Do not attem...

Page 16: ...keep any sealant residue out of the pump Clean sealant residue from the threads in the helm cover as thoroughly as possible Clean from inside out and with threads facing down to avoid contaminating th...

Page 17: ...sole or in an area where you wish to limit noise The pump motor contains strong magnets that may affect a magnetic compass Ensure the power assist is at least 24 60 cm from a compass The pump s electr...

Page 18: ...inating the pump Apply a liquid thread sealant such as Loctite 565 PST to the tapered pipe thread of the 90 fittings following the sealant manufacturer s application directions Do not apply sealant to...

Page 19: ...type Route hoses through a protective PVC tube if possible If not possible attempt to route the hoses so that they can be periodically inspected for wear or damage Secure exposed sections of hoses ev...

Page 20: ...ludes older models without 3 suffix I O cylinder part HC5332 Connect hoses as follows Table 3 2 Helm P A Cylinder S H1 C1 Port side P H2 C2 Starboard side R R Helm pump model and Displacement Wheel Tu...

Page 21: ...1 C2 ALIGNMENT VALVE PORT STARBOARD CONFIG A CONFIG B 3 9 EN Table 3 4 Helm pump model and displacement Wheel Turns Config A Parallel Config B Series 1 7 cu in per revolution 10 5 2 0 cu in per revolu...

Page 22: ...C1 C2 R ALIGNMENT VALVE CONFIG D PORT STARBOARD 3 10 EN Triple cylinder installations 3 5 3 Table 3 5 Helm pump model and displacement Wheel Turns Config C Parallel Config D Series 1 7 cu in per revo...

Page 23: ...not compatible with any unbalanced cylinder 3 6 SeaStar outboard side mount and splashwell mount cylinders NOTE When using an unbalanced cylinder the number of wheel turns will be different port to st...

Page 24: ...1 7 cu in per revolution 4 2 5 2 0 cu in per revolution 3 6 4 2 4 cu in per revolution 3 3 5 Table 3 10 Helm pump model and displacement Wheel Turns HC5314 3 HC5318 3 HC5319 3 1 7 cu in per revolutio...

Page 25: ...to the system Connect the A P pump output to the steering lines between the power assist pump and the steering cylinder s as shown in figure 3 9 Connect the A P pump s reservoir port to the compensati...

Page 26: ...P A from the same distribution panel as equipment that may be sensitive to electrical noise Use a separate distribution panel or connect directly to the battery ABYC E 11 and ISO 10133 require that al...

Page 27: ...ND POWER VOLTAGE MUST BE THE SAME IGNITION ON OFF SWITCH OPTIONAL Figure 3 10 3 15 EN NOTE The power harness may be cut to length if required Dometic recommends sealed heat shrink crimp terminals Inst...

Page 28: ...3 16 EN Notes...

Page 29: ...ded You may need to manually push the cylinder rod or engine Continue turning slowly for thirty seconds then check that there are no bubbles escaping in the purge lines Repeat in the counterclockwise...

Page 30: ...erformance of the pump 4 2 1 Hydraulic fluid requirements You will need two bottles of fluid HA5430 for a single station single cylinder system You will need an additional bottle for each helm cylinde...

Page 31: ...manual bleed valve two full turns see figure 4 2 and the reservoir bleed fitting one to two turns Connect the purge tube to the bleed fitting and direct it into a clean container Pierce the top of th...

Page 32: ...to the other bleed fitting STEP 2 Purge the steering lines and cylinder Turn the steering wheel clockwise until the cylinder rod is fully extended as shown Open the indicated bleed fitting Connect the...

Page 33: ...tube and bottle from the helm and install the port cap Once you have finished at all helm stations perform the system checks in section 4 3 TURN COUNTER CLOCKWISE OPEN PORT SIDE BLEEDER OPEN STARBOAR...

Page 34: ...em configuration Procedure Perform steps 1 3 In steps 2 3 perform each instruction on both cylinder 1 and cylinder 2 before proceeding to the next instruction Twin station twin cylinder system configu...

Page 35: ...heck Remove the fluid fill cap from the helm While turning the steering wheel observe the fluid level in the helm pump If the level rises and falls as you turn the wheel there is still air in the syst...

Page 36: ...g chafing rubbing or kinking of the hydraulic hoses Confirm that nylon tubing has not been used in place of SeaStar or SeaStar PRO hydraulic steering hose tube is only acceptable in the compensating l...

Page 37: ...rt for assistance Refer to wiring diagram figure 3 10 1 P A unit does not turn on Air in system Purge the system again Concentrate on remaining air in the P A unit Ensure autopilot is correctly bled p...

Page 38: ...se 6 Steering is very hard stiff Helm is super charging Super charging is a normal occurrence with PRO systems when running at higher loads or hitting the hard over point This should not be taken as a...

Page 39: ...Turn off ignition after one minute turn ignition on If problem persists contact Dometic Red Four flashes long pause Tuning mode Solution Turn off ignition after one minute turn ignition on If problem...

Page 40: ...5 4 EN Notes...

Page 41: ...tion 6 2 Dual ignition control kit part HA1201 6 1 Fitting kits NOTE You will need one HA1201 kit for a twin and another kit for each additional engine Many newer engines use a single ignition switch...

Page 42: ...ook up utilizing 12 volt boat battery Optional dual cylinder purging kit HA5461 available Optional 50 hose extension kit HA5462 for longer runs SeaStar BayStarPower Purge Jr is the quickest way to ble...

Page 43: ...42 138 mm 1 3 8 64 mm TOP OF POWER ASSIST UNIT 2 x 22 35 mm 7 1 EN 7 Mounting Templates Floor mounting 7 0 1 NOTICE If this template has been printed or photocopied verify the dimensions with a ruler...

Page 44: ...7 2 EN This page left intentionally blank...

Page 45: ...5 0 3 7 94 mm 8 19 208 mm 127 mm 4 x 22 FRONT OF POWER ASSIST UNIT 7 3 EN Wall mounting 7 0 2 NOTICE If this template has been printed or photocopied verify the dimensions with a ruler before drilling...

Page 46: ...7 4 EN This page left intentionally blank...

Page 47: ...cations has failed or has been damaged due to an accident or abnormal operation including racing misuse or alterations outside our factory has been repaired or modified by entities other than SeaStar...

Page 48: ...current listing of all our authorized service centers and distributors please visit our website www dometic com Phone 604 248 3858 email seastar dometic com Hours Monday to Friday 05 00 15 30 PST 8 2...

Page 49: ...8 3 EN Notes...

Page 50: ...8 4 EN Notes...

Page 51: ......

Page 52: ...N 2022 DOMETIC PRINTED IN CANADA 08 22 Please scan this QR code and watch our latest Boating Safety video DOMETIC VANCOUVER 3831 NO 6 ROAD RICHMOND B C CANADA V6V 1P6 www dometic com ISO 10592 Mobile...

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