Fisher Body FOLDING TOP 1971, Service Manual

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Page 2: ... all U S and Canadian built 1971 liB and II E Convertible Fisher Body Styles All information illus trations and specifications contained in this publication are based on the latest product information available at the time of publication approval The right is reserved to make changes at any time without notice 1970 GENERAL MOTORS CORPORATION FISHER BODY DIVISION LITHO IN U S A PART NO 8704198 A DE...

Page 3: ... and Side Roof Rail Height 20 Checking Tension of Up Position Side Roof INTRODUCTION DESCRIPTION 1971 B and E convertible styles feature an inward folding top Service replacement of folding top trim components is somewhat different from past models Hardware construction and trim material attachment feature revised design concepts Figs 2 and 5 The convertible top involves a precise adjustment proce...

Page 4: ...ront Roof Rail Lock 7 Side Roof Rear 12 Folding Top Actuator Also Fig IS Control Link Also Assembly Also Fig 3 Front Roof Bow and Fig 21 20 Link Assembly 8 Center Bow Assembly 13 Main Hinge Also 4 Side Roof Front Rail 9 Side Roof Rail Set Fig 30 5 Side Roof Inner Rear Screw Also Fig 24 14 Folding Top Cover Rail 10 Rear Roof Bow and Pressure Bar Link Assembly ...

Page 5: ...ng Top Actuator Rail Assembly Also Fig 6 Side Roof Outer Rear 20 Rail 13 Side Roof Rail Rear 7 Side Roof Rear Inner to Outer Stop Control Link Also Fig 21 FOLDING TOP TRIM FOLDING TOP COVER AND BACK 2 With top lowered detach top cover at front roof CURTAIN ASSEMBLY rail as follows Fig 3 Removal A Remove front roof rail front weatherstrip IMPORTANT Before removal operations are started B Detach fro...

Page 6: ...ont Weatherstrip to II Front Roof Rail Rear 2 Staple Securing Top Top Cover Sealer Weatherstrip Cover 7 Tacking Strip 12 Front Roof Rail to 3 Front Roof Rail 8 Pinchweld Finishing Windshield Header Locating Pin Lace Spacer 4 Front Roof Rail 9 Staple Securing Front 13 Spacer Attaching Nail Front Weatherstrip Weatherstrip 14 Attaching Screw ...

Page 7: ...ment and Convertible Top Reference Marking I Front Attaching 3 Hold Down Cable 5 Hold Down Cable Screw 4 Rear Attaching Screw Rear Spring 2 Hold Down Cable and Threaded Anchor 6 Top Cover to Left Front Bracket Nut Not Shown Side Quarter Pad Cementing Area ...

Page 8: ... IN DIRECTION OF ARROW A ENLARGED VIEW B STAY PAD ATTACHING SCREWS HOLD DOWN CABLE FRONT BRACKET FOAM PAD BACK CURTAIN rEXTENSION VIEW X ENLARGED BACK CURTAIN EXTENSION CENTER OF tENTER BOW AND BACK CURTAIN EXTENSION VIEW A VIEW E BACK CURTAIN BACK CURTAIN EXTENSION 4 BACK CURTAIN SEW LINE REAR BOW O o __ BACK CURTAIN HOOK PILE REAR BOW RETAINER VIEW C FORWARD FACING RAISED FOR ILLUSTRATION ONLY V...

Page 9: ...and nut on eacb side Item A Fig 7 securing center bow assembly to main hinge Bolt enters through bushing and threads into main hinge Bolt is then secured with lock nut Bushing is retained in outer rail and contacts main hinge NOTE In some cases access to bolt may require some deflection of quarter upper rear sealing strip which is metal reinforced and can be restored to proper alignment Also avoid...

Page 10: ...Bolt 3 Bushing 6 Main Hinge 8 Anchor Nut Part of 2 Side Roof Outer Rear 4 Threaded Hole in 7 Rear Trimstick Part Trimstick Rail Part of Center Main Hinge of Center Bow 9 Center Bow Bow Assembly 5 Lock Nut Assembly REAR TRIMSTICK Fig 8 Lifting Rear Trimstick From Body Fig 9 Rear Trimstick on Rear Deck of Car ...

Page 11: ...B Mark center on back curtain and on adjacent folding top parts as follows 9 Pull top cover upward and remove hold down I At top On back curtain extension and on cable from top cover pocket on each side leaving center roof bow rear of cable attached Fig 4 2 At bottom On back curtain lower inner 10 Detach and remove top cover as follows valance and on gutter material at trimstick A Detach top cover...

Page 12: ...ont edge of exten tion should be flush with front rib of center bow Staple or tack extension to center bow Start at center keep trim material flat and space tacks or staples about two 2 inches apart Fig 5 B With aid of helper align bottom center of back curtain with center of trimstick At same time carefully align horizontal upper edge reference mark at upper edge of trimstick Fig 4 NOTE Original ...

Page 13: ... half lowered start one end of trimstick and gutter into body as shown in Figure 8 then position opposite end into body 12 Secure trimstick center bow and gutter assembly to body as follows A Raise top to up position Secure back window guide control links For attachement of control links see Back Window Guide Control Link Removal and Installation Fig 19 B Raise top several inches above windshield ...

Page 14: ...ion windshield pillar weatherstrips upward 21 Remove all protective covers and clean up FOLDING TOP COVER LESS BACK CURTAIN Removal IMPORTANT Before removal operations are started check and specifically note alignment of top cover Conditions such as wrinkles draws excess material etc can be corrected by adjusting trim material during assembly operations I Apply protective covers to car as follows ...

Page 15: ...rimstick 9 Pull top cover upward and remove hold down cable from top cover pocket on each side leaving rear of cable attached Fig 4 10 Detach and remove top cover as follows A Detach top cover rear listing from center bow Turn rear of top cover forward for access to rear listing Item B Fig II B Detach top cover front listing from front roof bow Turn front of top cover rearward for access to front ...

Page 16: ...ew B Fig 7 Use care to avoid dropping bolt To avoid losing bolt block openings at wheel house with several shop towels C Lower top half way as shown in Figure 8 With bushing properly positioned in each outer rail install attaching bolts View A Fig 7 securing outer rail to main hinge Each bolt threads into hinge and is secured with lock nut D Secure gutter retaining rod and clips to body Fig 14 II ...

Page 17: ...Fig 8 B On interior trim and floor use conventional covers 2 With top raised detach guide control links from lower corners of back window slip compartment bag over links and lay links on floor CAUTION Control links are under spring tension and must be detached with care to avoid personal injury and or damage to trim material For detachment instructions see Back Window Guide Control Link and Spring...

Page 18: ...ow back window sides Fig 5 D Detach back curtain extension from center bow and remove back curtain assembly Installation 1 Since original back curtain IS being replaced carefully and uniformly cut away bottom of original back curtain along rear trimstick upper reference marks Figs 10 and 4 2 Transfer reference markings from original back curtain to replacement back curtain as follows A Lay new bac...

Page 19: ...ip on each side of rear compartment lid hinges and one at rear center 9 Position rear trimstick gutter and center bow assembly into body in reverse order of removal With top half lowered start one end of trimstick and gutter into body as shown in Figure 8 then position opposite end into body 10 Secure trimstick gutter and center bow assembly to body as follows A Raise top to up position Secure bac...

Page 20: ...il on perimeter as follows Fig 13 top cover Also place center mark on cover and on masked section of front roof rail A At the front roof rail Cement and staples 3 Detach top cover and silencer assembly from front B At the front roof bow Slide on listing pocket and roof rail staples and cement Do not detach side staples quarter padding C At side quarter padding Cement 4 Raise top and with front roo...

Page 21: ...f rail and secure top cover in place 9 Lock top to windshield header and check alignment of top cover Adjust top cover as required 10 Lower top and secure top cover to trimstick with staples or tacks spaced about two inches apart II Cement align and secure front roof rail rear weatherstrip outer ends Fig 3 12 Seal align and secure front roof rail front weatherstrip Fig 3 FOLDING TOP SIDE QUARTER P...

Page 22: ...hes above windshield header secure back curtain extension to center bow Fig 5 Space staples or tacks about two inches apart B Lock top at front Using trim cement sparingly position and secure foam pad to side quarter webbing Fig 5 Make butt joint between foam pad on webbing and on back curtain extension Secure butt joint with length of two 2 inch cloth back body sealing tape C Using trim cement sp...

Page 23: ... GUTTER AS SHOWN IN VIEW C BACK CURTAIN FOLDING TOP 44 COMPARTMENT BAG REPLACEMENT FOLDING TOP GUTTER COMPARTME ll f BAG CUT OFF OLD GUTTER ALONG TRIMSTICK GUTTER CLOTH GUTTER RETAINING VIEW A T o t VIEW D VIEW C o z o J o C I ROD 4511 Fig 14 Inward Folding Top Gutter Attachment N ...

Page 24: ...e lock hook is engaged Do not attempt to force the lock handle past the stop Removal and Installation I Manually unlock and support front several inches above windshield header roof rail 2 With lock handle in open position as Figure IS detach spring remove lock shown in attaching screws and remove lock 3 To install reverse removal operations Check operation of locks Always lock left side of top be...

Page 25: ...cket apply solvent mineral spirits or equivalent to grom mets on motor bracket Check operation of motor for proper ground before installing trim FOLDING TOP ACTUATOR DRIVE CABLE Right and or Left Removal and Installation I Remove rear seat cushion and rear seat back 2 Detach drive cable at top actuator assembly 3 Detach right and or left drive cable at electric motor reduction unit Fig 17 For remo...

Page 26: ... in Figure 19 the links and springs secure to attaching brackets at the back window and at the folding top compartment floor The actuator springs are located under the folding top compartment bag Inward folding tops must not be lowered if control links and or actuator springs are disconnected for any reason Removal and Installation I With top in raised position remove hair pin clip and washer from...

Page 27: ... by attaching screws Fig 20 and to the side rail system by a shoulder bolt The shoulder bolt threads into the actuator link and is locked in place with a set screw Actuator assemblies are operated by electrically powered drive cables Removal Removal and installation of top actuators is easier with the top lowered However actuators can be Link replaced with the top raised I Remove rear seat cushion...

Page 28: ...d or damage conditions to the rail system when raising the top 2 The second function provides proper height and length to the side roof rails Height of the side rails is important to side glass alignment Length of the side rails positions the front roof rail locating pin with the striker in the windshield header The height and length adjustments are controlled simultaneously by the setting of the ...

Page 29: ...on Tension Adjustment FOLDING TOP STACKED POSITION TENSION ADJUSTMENT Stacked or down position tension adjustment must be completed before side roof rail up position tension adjustment is attempted Stack tension adjustment is not affected by side roof rail up position tension adjustment However side roof rail up position tension adjustment is affected by stack or down position adjustment To obtain...

Page 30: ...on Adjustment in this section LOCATING PIN AND SIDE ROOF RAIL HEIGHT ADJUSTMENT Description When raising a top always lock the left lock handle first The left striker guide hole is round and the right striker guide hole is slotted laterally To lock the left side of the top pull down on the front roof rail with one hand to position the left locating pin in the striker hole Then rotate the lock hand...

Page 31: ...P LOCATING PIN TOO SHORT VIEW B PROPER ADJUSTMENT CONDITION FOR PROPER SETTING SEE SIDE ROOF RAIL AND LOCATING PIN ADJUSTMENT PROCEDURE VIEW C LOW SHOULDER CONDITION CAUSED BY SET SCREW NOT DEEP ENOUGH LOCATING PIN TOO LONG 4376 Fig 23 Side Roof Rail and Set Screw Adjustment ...

Page 32: ...ard force is required for proper contact of weatherstrips to side windows and for stability of the side roof rails Figure 2 illustrates how the center bow assembly consisting of the center bow and side roof outer rear rails straddles the side roof inward folding rails When the top is raised and locked the inner side rails rest with an outward pushing force on a stop at each end of the center bow F...

Page 33: ... excess of 70 pounds opposite side rail is overtensioned and requires adjustment Adjust affected control link mounting plate forward to decrease tension Roof Rails 5 Cross check body with tram gauge or tape measure as described in Figure 29 Side rails are in good alignment when both diagonal measure ments are within 3 8 of an inch Re check measurements to assure accuracy If difference between meas...

Page 34: ...three mounting plate attaching bolts Fig 21 4 Using pry bar or suitable tool slide mounting plate in small increments 1 16 to 1 8 of an inch forward to decrease tension or rearward to increase tension 5 Center Bow Stop Right 5 Tighten only two mounting plate bolts for checking purposes 6 Raise and lock top at windshield header 7 Check tension of side roof rails with tension checking tool See Proce...

Page 35: ...on or rearward to increase tension 8 Tighten only two mounting plate bolts for checking purposes 9 Manually raise and lock top at windshield header 10 Check tension of side roof rails with tension checking tool See Procedure For Checking Up Position Side Roof Rail Tension II Repeat adjustment of mounting plate Steps 5 6 7 8 9 and 10 until tension checking tool indicates 50 to 70 pounds of force to...

Page 36: ...ion of Side Rail from Center Bow Stop Inside Car I Center Bow 4 1 16 1 Separation 6 Rear Control Link 2 Center Bow Stop Occurs Here 7 Side Roof Outer Rear 3 Side Roof Inner Rear 5 Check With Shim in Rail Part of Center Rail Direction of Arrow Bow Assembly ...

Page 37: ...side B Lower attaching nut FOLDING TOP MAIN HINGE INWARD ADJUSTMENT C Upper front attaching bolt In event it is necessary to shim the main hinge 7 Check operation and alignment of top inboard at the side quarter to improve appearance or operation of the top the operation can be done as 8 Install previously removed parts follows I Remove rear seat cushion and rear seat back 2 Remove rear quarter tr...