Integral Audio 81S Installation Manual Download Page 8

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16. attach Mounting Brackets

Using the original mounting bolts, attach both mounting brackets.  
Tighten the bolts finger tight - the brackets should not be loose, 
but you should be able to move them.

17. teMPorarilY Place enclosure in suB coMPartMent

Slide the enclosure into the compartment, cable gland side first.  
Make sure the wiring and plug are clear of the underside of the 
enclosure.  The enclosure should sit flush and even with the con-
sole on either side.

18. align the Mounting holes

Use the flashlight to site inside the speaker mounting hole.  Use 
the #10 x 1” machine screws to alighn the mounting holes and the 
clip nuts/brackets by threading them, centering them, centering 
the enclosure in the compartment, then removing the machine 
screws.

Remove the enclosure.  Firmly tighten the bolts securing the 
mounting brackets.  

19. insert foaM sheet

Place the 10”x12” foam sheet along the bottom of the subwoofer 
compartment.  The sheet should cover both the upper and lower 
portions of the sheet metal and cross beam in the compartment.

20. Mount enclosure

Replace the enclosure.

Place a fender washer and a rubber washer over each of the #10 
x 1” machine screws.  The rubber washer should be between the 
fender washer and the enclosure.  Attach the enclosure to the 
brackets.  Center the enclosure in the compartment and tighen 
the screws firmly.

Summary of Contents for 81S

Page 1: ...installation time 2 out of 5 do it yourself 1 5 hours 96 02 Z3 Roadsters with fac tory installed roll hoops Before You Begin 2 What s In The Box 3 Tools You Will Need 4 installation 5 Troubleshooting...

Page 2: ...ide completely BEFORE you begin Disconnect the battery negative terminal while working on the vehicle ALWAYS check behind panels and components before drilling cutting or screwing into any part of a v...

Page 3: ...2 10 x 1 Pan Head Sheet Metal Screw 4 Enclosure Mounting 3 10 Fender Washer 4 4 Rubber Washer 4 5 10 Clip on Nut 4 6 10 x12 sheet of cut foam 7 10 x 3 8 Black Pan Head Machine Screw 8 Speaker Mounting...

Page 4: ...ED 4 Images Not to Scale I Philips screwdriver II Sockets 1 10mm III Wire stripper IV Scissors V utility knife VI small flashlight VII dremel with cutoff blade or hacksaw blade holder VIII Magnetic Pa...

Page 5: ...he front edge of the compartment cover to re lease two friction clips 3 Remove cover Pull firmly on the rear edge of the cover to release the two rear clips Remove the cover 4 Remove enclosure Remove...

Page 6: ...ack wall of the compartment flush with the horizontal rib along the wall NOTE these are not present on all vehicles 9 slide cable gland over wiring harness Remove the thin backing nut from the Cable G...

Page 7: ...o Gray 14 If your vehicle s wiring colors are different You should be able connect whatever wire is in pin 1 at square end of the connector to White pin 2 to Green pin 3 to Black and pin4 at the round...

Page 8: ...0 x 1 machine screws to alighn the mounting holes and the clip nuts brackets by threading them centering them centering the enclosure in the compartment then removing the machine screws Remove the enc...

Page 9: ...eded to align the mouting holes with the threaded inserts in the mounting flange Attach the speaker with the 10 x 3 8 black machine screws Tighten the screws in a star pattern until the woofer is snug...

Page 10: ...the front grille replace the HK logo if desired Give your new enclosure a wipe down with Armor All or your favorite protectant regularly and if you are using an aftermarket amplifier give your Alumap...

Page 11: ...S 11 NOTES Having Trouble The best thing to do is contact us at support integralaudio com or via the phone number listed on the receipt that was emailed to you We ll get you fixed up ASAP TROUBLESHOOT...

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