INSTALLATION INSTRUCTIONS

Transcription

1 1155 YEARS: 01 Safety glasses should be worn at all times while installing this product. INSTALLATION INSTRUCTIONS MODEL: GLK50 BLUETEC MAKE: MERCEDES BENZ STYLE: SUV WARNING: NEVER EXCEED YOUR VEHICLE MANUFACTURER'S RECOMMENDED TOWING CAPACITY WEIGHT CARRYING: INSTALLATION TIME: TRAILER WEIGHT: TONGUE WEIGHT: 5/90 MIN. THE INSTALL TIME LISTED IS FOR PROFESSIONAL/NOVICE INSTALLERS. IF YOU ARE HESITANT TO UNDERTAKE THIS TASK ON YOUR OWN, CONTACT AN AUTHORIZED CURT INSTALLER FOR ADDITIONAL ASSISTANCE. INSTALLATION REQUIRES: WARNING: WE RECOMMEND THE USE OF STABILIZING STRAPS FOR ALL NON-TRAILER (WHEEL-LESS) LOADS. PLEASE SEE THE CURT CATALOG OR VISIT US ONLINE AT FOR FURTHER INFORMATION.,500 LBS. 55 LBS. INSTALLATION TIPS: 1. BEFORE YOU BEGIN INSTALLATION, READ ALL INSTRUCTIONS THOROUGHLY.. TO EASE INSTALLATION, PEOPLE MAY BE REQUIRED.. USING PROPER TOOLS WILL GREATLY IMPROVE THE QUALITY OF THE INSTALL AND REDUCE THE TIME REQUIRED.. NEED HELP OR HAVE SOME QUESTIONS? CALL TECHNICAL SUPPORT AT LEVEL OF DIFFICULTY: SAFETY GLASSES RATCHET TORXBIT T0 SOCKET DRILL BIT 1/" EASY MODERATE MODERATE HARD - ENLARGE HOLES " SOCKET EXTENSION VEHICLE PHOTO: REPRESENTATIVE PHOTO HITCH ILLUSTRATION: SCREW DRIVER WIRE PIPE BRUSH - LOWER EXHAUST - WELDNUT CLEANING POWER DRILL DIE GRINDER /" 11/1" SOCKET TORQUE WRENCH MAKE SURE YOUR HITCH MATCHES PERIODICALLY CHECK THIS RECEIVER HITCH TO ENSURE ALL FASTENERS ARE TIGHT AND ALL STRUCTURAL COMPONENTS ARE SOUND CURT Manufacturing Inc. warrants this product to be free of defects in material and/or workmanship at the time of retail purchase by the original purchaser. If the product is found to be defective, Curt Manufacturing Inc. may repair or replace the product at their option, when the product is returned, prepaid, with proof of purchase. Alteration to, misuse of, or improper installation of this product voids the warranty. Curt Manufacturing Inc.'s liability is limited to repair or replacement of products found to be defective, and specifically excludes liability for incidental or consequential loss or damage. 1//01

2 INSTALLATION WALKTHROUGH: Parts List ITEM QTY 1 CM-NP1W PART NUMBER NUT PLATE WELDMENT 8 1_ - 1 x 5 HEX 7/1-1 HEX FLANGE NUT 1/ - 1 x / 5 1 1/" CONICAL TOOTHED WASHER 7/1-1 x 1 CARRIAGE BOLT DESCRIPTION 1. Remove fascia clips from each side of the vehicle with a flat head screwdriver. This will allow for the fascia to flex slightly for socket access during installation Remove exhaust tips by removing T0 torx screws from locations on each side of the vehicle with a short torx bit and ratchet extension. Tips will be reinstalled when hitch installation is complete.

3 INSTALLATION WALKTHROUGH:. Lower exhaust by removing () isolators on the driver side muffler, () isolators on the passenger side muffler, and () isolators forward of the mufflers. Note: Exhaust can pivot on driver side at ball joint location for increased access to rear vehicle mounting location.. Locate plastic fascia support webbing and drill out center inboard section. Enlarge section for /" socket access in order to tighten hitch to nut plates over bumper beam. 5. Locate supplied nut plates from hitch and hardware assembly. Nut plate weldnut threads may need to be cleaned with a wire brush before assembly.. Place supplied nut plates over bumper beam, as shown. 7. Raise hitch into position over exhaust. 8. Secure hitch to nut plates, with finger tightened 1/" x 5" hex bolts and 1/" conical toothed washers, as shown. (Note: Be sure to slide hitch as far forward as possible but not so it rests on the weld seam on the vehicle bumper beams.)

4 INSTALLATION WALKTHROUGH: 9. Raise mounting strap behind vehicle crossmember, as shown. 1. Torque all 1/-1 x 5" hex bolts to 75 lb-ft. Torque all remaining 1/" hardware to 110 lb-ft and all 7/1" hardware to 70 lb-ft. 10. Secure mounting strap to hitch with finger tightened 7/1" hex flange nuts. 1. Raise exhaust back into position. 11. Raise nut plate in front of vehicle cross member. 15. Reattach exhaust tip ( mounting locations each side.) 1. Secure nut plate to mounting strap with finger tightened 1/" x /" hex bolts and 1/" conical toothed washers. 1. Reattach fascia clips ( locations each side of vehicle.) Installation is complete.

5 1155 MERCEDES BENZ GLK50 BLUETEC 1//01 GROSS LOAD CAPACITY WHEN USED AS A WEIGHT CARRYING HITCH:,500 LBS. TRAILER WEIGHT & 55 LBS. TONGUE WEIGHT. ***DO NOT EXCEED VEHICLE MANUFACTURER'S RECOMMENDED TOWING CAPACITY.*** WARNING: ALL NON-TRAILER LOADS APPLIED TO THIS PRODUCT MUST BE SUPPORTED BY AUXILIARY STABILIZING STRAPS. ** FAILURE TO PROPERLY SUPPORT NON-TRAILER LOADS WILL VOID PRODUCT WARRANTY** HAVING INSTALLATION QUESTIONS? CALL TECHNICAL SUPPORT AT PAGE 1 OF ITEM QTY PART NUMBER 1 1 1/" 7/ _ - 1 x 5 HEX 7/1-1 x 1 5 1/ - 1 x / CM-NP1W Parts List DESCRIPTION CONICAL TOOTHED WASHER HEX FLANGE NUT CARRIAGE BOLT NUT PLATE WELDMENT VEHICLE CROSSMEMBER POSITION THROUGH CROSS MEMBER PASSENGER SIDE BUMPER BEAM POSITION UNDER CROSS MEMBER 1 5 MOUNTING STRAP DRIVER SIDE BUMPER BEAM TOOLS REQUIRED FLAT HEAD SCREWDRIVER DRILL, 1/" DRILL BIT DIE GRINDER RATCHET T0 SHORT TORX BIT 11/1", /" SOCKET WIRE BRUSH " SOCKET EXTENSION TORQUE WRENCH HITCH WEIGHT: INSTALL TIME LBS. PROFESSIONAL: 5 MINUTES NOVICE (DIY): 90 MINUTES INSTALL NOTES: - LOWER EXHAUST - FISHWIRE HARDWARE PERIODICALLY CHECK THIS RECEIVER HITCH TO ENSURE THAT ALL FASTENERS ARE TIGHT AND THAT ALL STRUCTURAL COMPONENTS ARE SOUND. Curt Manufacturing Inc., warrants this product to be free of defects in material and/or workmanship at the time of retail purchase by the original purchaser. If the product is found to be defective, Curt Manufacturing Inc., may repair or replace the product, at their option, when the product is returned, prepaid, with proof of purchase. Alteration to, misuse of, or improper installation of this product voids the warranty. Curt Manufacturing Inc.'s liability is limited to repair or replacement of products found to be defective, and specifically excludes liability for incidental or consequential loss or damage.

6 1155 1//01 GROSS LOAD CAPACITY WHEN USED AS A WEIGHT CARRYING HITCH:,500 LBS. TRAILER WEIGHT & 55 LBS. TONGUE WEIGHT. ***DO NOT EXCEED VEHICLE MANUFACTURER'S RECOMMENDED TOWING CAPACITY.*** WARNING: ALL NON-TRAILER LOADS APPLIED TO THIS PRODUCT MUST BE SUPPORTED BY AUXILIARY STABILIZING STRAPS. ** FAILURE TO PROPERLY SUPPORT NON-TRAILER LOADS WILL VOID PRODUCT WARRANTY** HAVING INSTALLATION QUESTIONS? CALL TECHNICAL SUPPORT AT INSTALLATION STEPS MERCEDES BENZ GLK50 BLUETEC 1. Remove fascia clips from each side of the vehicle with a flat head screwdriver. This will allow the fascia to flex slightly for socket access during installation.. Remove exhaust tips by removing T0 torx screws from locations on each side of the vehicle with a short torx bit and ratchet extension. Tips will be reinstalled when hitch installation is complete.. Lower exhaust by removing () isolators on the driver side muffler, () isolators on the passenger side muffler, and () isolators forward of the mufflers. (See RUBBER ISOLATOR REMOVAL DIAGRAM.) Note: Exhaust can pivot on driver side at ball joint location for increased access to rear vehicle mounting location.. Locate plastic fascia support webbing and drill out center inboard section. Enlarge section for /" socket access in order to tighten hitch to nut plates over bumper beam. 5. Locate supplied nut plates from hitch and hardware assembly. Nut plate weldnut threads may need to be cleaned with a wire brush before assembly. (See WELDNUT CLEANING DIAGRAM.). Place supplied nut plates over bumper beam, as shown. 7. Raise hitch into position over exhaust. 8. Secure hitch to nut plates, with finger tightened 1/" x 5" hex bolts and 1/" conical toothed washers, as shown. (Note: Be sure to slide hitch as far forward as possible but not so it rests on the weld seam on the vehicle bumper beams.) 9. Raise mounting strap behind vehicle crossmember, as shown. 10. Secure mounting strap to hitch with finger tightened 7/1" hex flange nuts, as shown. 11. Raise nut plate in front of vehicle crossmember. 1. Secure nut plate to mounting strap with finger tightened 1/" x /" hex bolts and 1/" conical toothed washers, as shown. 1. Torque all 1/-1 x 5" hex bolts to 75 lb-ft. Torque all remaining 1/" hardware to 110 lb-ft and all 7/1" hardware to 70 lb-ft. 1. Raise exhaust back into position. 15. Reattach fascia screws ( locations each side of vehicle.) 1. Reattach exhaust tips ( mounting locations each side of vehicle.) PAGE OF PERIODICALLY CHECK THIS RECEIVER HITCH TO ENSURE THAT ALL FASTENERS ARE TIGHT AND THAT ALL STRUCTURAL COMPONENTS ARE SOUND. Curt Manufacturing Inc., warrants this product to be free of defects in material and/or workmanship at the time of retail purchase by the original purchaser. If the product is found to be defective, Curt Manufacturing Inc., may repair or replace the product, at their option, when the product is returned, prepaid, with proof of purchase. Alteration to, misuse of, or improper installation of this product voids the warranty. Curt Manufacturing Inc.'s liability is limited to repair or replacement of products found to be defective, and specifically excludes liability for incidental or consequential loss or damage.