NASA Marine Cruiser Log Installation And User Instructions Manual Download Page 20

IMPORTANT READ THIS BEFORE

UNPACKING INSTRUMENT

LIMITED WARRANTY

Prior to unpacking this instrument read and fully understand the installation instructions. 
Only proceed with the installation if you are competent to do so. Nasa Marine Ltd. will 
not accept any responsibility for injury or damage caused by, during or as a result of 
the installation of this product. Any piece of equipment can fail due to a number of 
causes. Do not install this equipment if it is the only source of information and its failure 
could result in injury or death. Instead return the instrument to your retailer for full credit. 
Remember this equipment is an aid to navigation and not a substitute for proper 
seamanship. This instrument is used at your own risk, use it prudently and check its 
operation from time to time against other data. Inspect the installation from time to time 
and seek advice if any part thereof is not fully seaworthy.

Nasa Marine Ltd. warrants this instrument to be substantially free of defects in both 
materials and workmanship for a period of one year from the date of purchase. 
Nasa Marine Ltd. will at its discretion repair or replace any components which fail in 
normal use within the warranty period. Such repairs or replacements will be made at 
no charge to the customer for parts and labour. The customer is however responsible 
for transport costs. This warranty excludes failures resulting from abuse, misuse, 
accident or unauthorised modifications or repairs. In no event shall Nasa Marine Ltd. 
be liable for incidental, special, indirect or consequential damages, whether resulting 
from the use, misuse, the inability to correctly use the instrument or from defects in 
the instrument. If any of the above terms are unacceptable to you then return the 
instrument unopened and unused to your retailer for full credit.

Name

Address

Dealer Name

Address

Date of Purchase

Proof of purchase may be required for warranty claims.

Nasa Marine Ltd.

Boulton Road, Stevenage, Herts SG1 4QG England

EU Declaration of Conformity

This declaration is issued under the sole responsibility of NASA Marine Ltd. This product is in 
conformity with the relevant Union harmonisation Legislation. Harmonised standards applied:
EU directive 2014/30/EU (Electromagnetic compatibility) EN60945:2002-08

The original Declaration of Conformity certificate can be requested at [email protected]

Summary of Contents for Cruiser Log

Page 1: ...ULTON ROAD STEVENAGE HERTS SG1 4QG ENGLAND 01438 354033 MARINE INSTRUMENTS Cruiser INSTALLTATION AND CONTEMPORARY STYLED INSTRUMENTS FOR CABIN OR COCKPIT MOUNTING USER INSTRUCTIONS for LOG DEPTH COMPA...

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Page 3: ...ly bonded to a tough plastic To keep it looking good clean only with a damp cloth Do not use abrasive cleaners or solvents INSTALLING THE DISPLAY 2 Cruiser instruments are waterproof when panel mounte...

Page 4: ...re The In Hull Kit is available direct from NASA Marine or your local chandler Whichever is selected the best location still has to be found Select a position below the water level where the transduce...

Page 5: ...and the red wire to the positive via a 1 4 amp fuse The red wire of the alarm is also connected to the positive supply whilst the black wire connects to the green wire from the display unit The alarm...

Page 6: ...eases The point at which the gain starts to rise is called the sensitivity threshold The sensitivity of the unit at depths below the sensitivity threshold will be considerably reduced whilst above the...

Page 7: ...e the hull is of constant thickness under the skin fitting flange so the nut will fit squarely against the hull The paddle wheel should be installed at a point in the hull where 1 It is immersed at al...

Page 8: ...e threads to seal the hull and to hold the nut securely in place The nut has a groove on its underside which should also be filled with silicone From the outside of the hull push the housing into the...

Page 9: ...ll and the position of the paddlewheel may affect the performence of the unit If the log under or over reads then the calibration factor can be adjusted to compensate Enter the Engineering mode by fir...

Page 10: ...led within the housing To accommodate pitch and roll motions most effectively mount the sensor as near to horizontal as possible For best performance in rough weather conditions it is also advisable t...

Page 11: ...ine at all times When the vessel s heading is within the pre set error limits the dead ahead indic ator is lit to show that all is well see Figure 3 and no steering adjustment is required This is the...

Page 12: ...ng indications If the error increases beyond 180 the error display reverses to show that the shortest route back to the desired heading is now using the opposite tiller SETTING THE DESIRED HEADING 0 0...

Page 13: ...n by the steering chevrons as shown on Figure 5 for two seconds when the key is released whereupon the display returns to the normal steering display SETTING OR STOPPING THE ALARM During assisted stee...

Page 14: ...nd by reference to Almanacs maps or charts The variation is the offset of magnetic North from true North If the Magnetic North the variation is West of true North enter it as a positive number Convers...

Page 15: ...heading indication 13 COMPASS ERROR CORRECTIONS In common with all magnetic compasses the presence of magnetic objects in the vessel can distort the earth s magnetic field nearby and affect the accur...

Page 16: ...has been logged When all the errors have been logged press UP and DOWN together to return to Engineering mode To exit Engineering press ENTER As a final test the vessel can be swung to confirm that th...

Page 17: ...n sequence as described If the error at a particular angle is known to be negligible there is no need to align the vessel and log the compensation at that position Additional corrections can be added...

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Page 20: ...e Nasa Marine Ltd will at its discretion repair or replace any components which fail in normal use within the warranty period Such repairs or replacements will be made at no charge to the customer for...

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