F 150 2WD Pickup V6-4.2L VIN 2 (1997)
Frame: All Technical Service Bulletins
Frame - Rivet Replacement with Bolts Service Tip
Article No.
97-4-7
02/17/97
FRAME - RIVET REPLACEMENT WITH BOLTS - SERVICE TIPS
LIGHT TRUCK:
1980-96 BRONCO
1980-97 ECONOLINE, F-150-350 SERIES
1983-97 RANGER
1984-90 BRONCO II
1986-97 AEROSTAR
1988-97 F SUPER DUTY, F-47
1991-97 EXPLORER
This TSB article is being republished in its entirety to include 1997 model year vehicles.
ISSUE:
Damaged or loose frame rivets should be replaced with approved service bolts. WELDING IS NOT ACCEPTABLE.
ACTION:
If service is required, replace standard rivets with approved service bolts. Refer to the following Service Procedure for details.
SERVICE PROCEDURE
NOTE:
THE "HUCK" RIVET BETWEEN THE # 1 CROSSMEMBER AND THE LH FRAME RAIL SHOULD BE SERVICED PER TSB 91-25-18.
THIS PROCEDURE DOES NOT APPLY.
1.
Inspect for a loose or damaged rivet.
2.
Remove any damaged or loose rivets.
a.
Drill a 3.175 mm (1/8") hole through the rivet.
b.
Redrill the same hole through the shank of the rivet.
^
Use an 8.731 mm (11/32") drill for 3/8" and 10 mm rivets.
^
Use a 9.525 mm (3/8") drill for 11.113 mm (7/16") rivets.
c.
Remove the rivet head with an air chisel.
d.
Drive out the rivet with a punch and hammer.
3.
Line ream the hole to the replacement bolt nominal size with a hole tolerance of +/- 0.127 mm (0.005").
4.
Free hole of burrs after reaming to allow bolt head and nut to seat properly.
5.
Select the bolt length to have a minimum of two (2) threads protruding from outer face of nut. Refer to the following Bolt Selection Chart for
correct parts usage.
NOTE:
IF A FLANGE HEAD NUT AND BOLT ARE NOT AVAILABLE, GRADE 5 HEX HEADS MAY BE SUBSTITUTED WITH ONE (1)
FLATWASHER REQUIRED UNDER THE NUT AND ONE (1) FLATWASHER REQUIRED UNDER THE BOLT HEAD.
6.
Check to be sure there is a 12.7 mm (1/2") minimum clearance of bolt to adjacent components, except engine and transmission, which must have at
least 19.05 mm (3/4") clearance to allow for powertrain roll.
