curt 11824 Manual

11824 01-04 MERCEDES-BENZ C-CLASS WAGON & SEDAN
2/25/2010
GROSS LOAD CAPACITY WHEN USED AS A WEIGHT CARRYING HITCH:
***DO NOT EXCEED VEHICLE MANUFACTURER'S RECOMMENDED TOWING CAPACITY.***
WARNING: ALL NON-TRAILER LOADS APPLIED TO THIS PRODUCT MUST BE SUPPORTED BY 18050 STABILIZING STRAPS.
** FAILURE TO PROPERLY SUPPORT NON-TRAILER LOADS WILL VOID PRODUCT WARRANTY**
HAVING INSTALLATION QUESTIONS? CALL TECHNICAL SUPPORT AT
TOOLS REQUIRED
7/16" DRILL BIT
DRILL
9/16", 10mm & 16mm SOCKETS
11/16" OPEN END WRENCH
12" EXTENSION
RATCHET
TORQUE WRENCH
HITCH WEIGHT: 18 LBS.
INSTALL TIME
PROFESSIONAL: 60 MINUTES
NOVICE (DIY): 120 MINUTES
INSTALL NOTES:
- BUMPER REMOVAL REQUIRED
- DRILLING REQUIRED
- FISHWIRE HARDWARE
INSTALLATION STEPS
1. Position the hitch on the vehicle as shown. Align the center hole in the mounting plate with the hole in the
crossmember. Square and center the hitch and mark the bumper beam and crossmember for holes.
2. It will be necessary to temporarily remove rear bumper assembly to drill holes.
BUMPER REMOVAL:
A. Remove plastic threshold panel at base of trunk lid / rear door (wagon).
B. Pull away interior soft panels enough to access interior body at rear, left, and right sides.
C. Remove (6) 10mm nuts securing the steel bumper reinforcement.
D. Remove (2) 8mm nuts above these 10mm nuts.
E. Remove the screws securing the bumper cover at the forward inside lower corner of each tail light assembly.
F. At each wheel opening (outside car) remove metal screw at top edge of bumper fascia.
G. CAUTION: There may be wiring running between chassis and bumper assembly. Bumper assembly should
be placed beam side up close to car on a soft surface for drilling without disconnecting this cable.
3. Drill all mounting holes using a 7/16" drill bit.
4. Make one access hole 1 1/8" diameter centered between holes in bumper beam. Fishwire a 7/16-14 carriage
bolt and CM-SP108 spacer through access hole. (See FISHWIRE TECHNIQUE diagram)
5. Reinstall bumper.
6. Remove fishwires and install fasteners as shown.
7. Torque all 7/16" hardware to 50 lb.-ft. and all 3/8" hardware to 30 lb.-ft.
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.
5
ACCESS HOLE
CROSSMEMBER
DRILL HOLES
4
3
1
2,500 LBS. TRAILER WEIGHT &
1-800-798-0813
ITEM QTY PART NUMBER
1 2 CM-438-FW
2 2 7/16-14
3 2 3/8-16 X 1 1/2
4 2 3/8"
5 2 3_8-16 TAB NUT
6 2 7/16-14 x 1 1/2
7 2
CM-SP108
POSITION HITCH
1/8" BELOW LIP
ACCESS HOLE
(DRILL 1 1/8" HOLE)
DESIGNED FOR USE WITH
BALL MOUNT# D-55001 / 45501
200 LBS. TONGUE WEIGHT.
Parts List
DESCRIPTION
7/16 " FISHWIRE TOOL
HEX FLANGE NUT
HEX BOLT
CONICAL TOOTHED WASHER
HANDLE NUT
CARRIAGE BOLT
2.00 X 0.88 X .125 SPACER
2
BUMPER BEAM
DRILL HOLES
7
6