Dehler 31 Owner'S Handbook Manual Download Page 1 | Manualshive

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Summary of Contents for 31

Page 1: ... I I OWNERS HANDBOOK DEHLER 31 DEHLER 34 I II I L I Li DEHLER NEW ROADS TO THE WATER r no Ai APPTT P ...

Page 2: ...sail 282 sq ft No 1 Genoa 296 sq ft Total to windward 578 sq ft No 3Genoa 198 sq ft Jib 140 sq ft Storm Jib 61 sq tt Trysail 81 sq ft Spinnaker 678 sq ft I 35 lOft J 1l 15ft L P 16 73 ft P 36 74 ft E 13 45 ft SL 34 97 ft SMW 20 07 ft 9 40 m 7 40 m 3 10 m 1 45 m 1 10 m 3 2 to ines 1 3 tonnes 26 2 sq m 27 5 sq m 53 7 sq m 18 4 sq m 13 0 sq m 5 7 sq in 7 5 sq m 63 0 sq m 10 70 m 3 40 m 5 10 M 11 20 m...

Page 3: ...m 4 tonnes 1 80 tonnes 27 1 sq m 33 9 sq m SAIL AREAS Approx Total to windward 657 sq ft 61 0 sq m No 2 Genoa 290 sq ft 26 91 sq m No 3 Genoa 226 sq ft 21 00 sq rn Self Tacking Jib 201 sq ft 18 72 sq m Heavy Weather Jib 167 sq ft 15 5 sq m Storm Jib 67 sq ft 6 2 sq m Spinnaker 780 sq ft 72 5 sq m I C R RIG I 38 71 ft 11 80 m Approx J No penalty 11 97 ft 3 65 m L P 17 96 ft 5 475 m P 38 71 ft 11 80...

Page 4: ...out 25 knots There is never any tendency for the yachts to bury their bows or roll in heavy weather down wind conditions providing you tack down wind Compared to a masthead rig it is even more important with a J rig to always tack down wind with the apparent wind on the weather quarter When sailing down wind slacken off the adjustable standing backstay ease the kicking strap slightly to straighten...

Page 5: ...sail leech can be set is most important to get the best from any fractionally rigged yacht Mainsail luff foot cunningham and flattening reef tension is of importance to achieving the best sail shape to windward In wind strangths up to 25 knots apparent you can still just about carry an unreefed main sail well flattened and feathered with a well twisted open leech and the main boom set well down th...

Page 6: ...ereon smoothing and burnishing the anti fouling perhaps twice a year you can in preference sail on a polished gelcoat finish and scrub afloat say every 10 14 days Alternatively dry sail the yacht just like the dinghy SAIL COMBINATIONS TO WINDWARD 1 Full mainsail with varying degrees of mast bend luff and foot tensions also cunningham and flattening reef tension with a No 1 light Mylar genoa up to ...

Page 7: ...0 RIG CONTROL PORT RiG CONTROL STARBOARD 1 Spinnaker topping lift 5 Main Boom Kicker 2 Genoa Halyard 6 Mainsail Halyard 3 Reef 2 7 Spinnaker Halyard 4 Reef 1 8 Spinnaker Downhaul SELF TACKING 118 SYSTEM ...

Page 8: ...DEHLER QUICK REEF SYSTEM BACKSTAY ADJUSTMENT DEHLER 34 DEHLER 31 ...

Page 9: ... T I NaWd N ZjclS ...

Page 10: ...REEFING HEADSAIL ...

Page 11: ...engths THE FOREGOING INFORMATION AND WHEN TO REDUCE SAIL IN A GIVEN WIND STRENGTH ARE BASED ON THE dbl db2 ALSO DEHLER 34 UNDER HARD RACING CONDITIONS WHEN CRUISING YOU WILL WISH TO REDUCE SAIL EARLIER AS WIND SPEED INCREASES THE BEST HELMSMAN AND CREW WILL BE ABLE TO MAINTAIN MAXIMUM BOAT SPEED WITH THAT LITTLE EXTRA SAIL AREA AS INDICATED CONVERSELY THE MORE EXPERIENCED HELMSMAN AND CREW WILL KN...

Page 12: ...ments to ensure the best possible colour match It must be emphasised however due to colour fade over a period of years we cannot guarantee giving you an exact colour match Due to the physical characteristics of G R P mouldings severe damage for example a hole in the hull is usually restricted to a local area and will not affect the general structural integrity of the yacht It is also fair to say t...

Page 13: ... appreciate a compression strut in this case a mast is designed to be kept straight as possible The mast is designed to bend and must be bent a little in the fore and aft plane especially when the mainsail is reefed This is due to the fact that as the headboard to the mainsail is drawn down the mast there is some con siderable aft loading in the spar which can tend to invert the mast in the middle...

Page 14: ...jected to pretty heavy loads at times RUDDER The rudder is designed to be a semi balanced spade configuration and is usually made from a very hard loam plastic casting encapsulating the aluminium rudder stock The rudder stock has a series of web frames welded to the general structure to adequately support the rudder blade Rudder blades are sometimes encased within a light glass re inforced plastic...

Page 15: ...thout using a sail cover sunlight affects the strength of synthetic sail cloth particularly nylon All headsails not in use or being dried out should be kept stowed in their sail bags Always fold sails carefully before stowing in their sail bags for this will improve general stowage below decks significantly ENGINE The modern liesel engine has proved to be very reliable An instruction manual Is inc...

Page 16: ...out of gear IMDIATELY and check the propellor A propellor running out of balance for any reason will quickly damage the stern gear and most certainly fracture a P bracket if fitted A zinc waster is fitted to the propellor shaft adjacent to the P bracket and this should be inspected and changed at regular intervals depending upon where the yacht is located FUEL TANK The fuel tank is vented to atmos...

Page 17: ...0 01 0 zQ r i Ar 4 H T r J I ii ELECTRIC WIRING DIAGRAM DEHLIR 34 31 2L I I r ...

Page 18: ...OLS ETC 3 BATTERY STATE ITER 4 FUEL TANK CONTENTS GAUGE 5 NAVIGATION LIGHTS BOW AND STERN 6 STEAMING LIGHT 7 TRI COLOUR LIGHT 8 FOREDECK LIGHT 9 INSTRUMENT COMPASS ETC NIGHT ILLUMINATION 10 ELECTRONIC NAVIGATION ADS SPEED DEPTH ETC 11 INTERIOR LIGHTS STARBOARD ALSO REFRIGERATOR 12 INTERIOR LIGHTS PORT ALSO FRESH WATER PUMP ...

Page 19: ...eserve in case of contamination to the main water supply A little Vaseline wiped around the threads of the water filler cap will ensure a watertight joint For Winter lay up or under very cold conditions drain the water tanks and pipe lines also water heaters if fitted ACCOMMODATION The accommodation can be kept in good condition by lightly polishing or oiling all woodwork a few times each season C...

Page 20: ...ay from the mast Ensure the mainsheet is well secured e Centralise rudder secure and lash tiller or wheel f Check and fill or replace water fuel and gas bottles for the following weekend g Remove flags and ensign penalty drinks all round in the Club bar h Ensure that all holdalls and clothing are accounted for for example young JohnnieIs favourite and irreplacable toy at that moment in time etc j ...

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