Preparation For Installation; Spot Weld Points; Application Of Weld−Through Primer; Rough Cutting Of Joints - Toyota Supra Repair Manual

PREPARATION FOR INSTALLATION

SPOT WELD POINTS

When welding panels with a
combined thickness of over 3
mm (0.12 in.), use a MIG
(Metal Inert Gas) welder for
plug welding.
NOTE: Spot welding will
Less than
not provide sufficient dura-
3 mm
bility for panels over 3 mm
(0.12 in.) thick.
WRONG

ROUGH CUTTING OF JOINTS

For joint areas, rough
cut the new part, leaving
20 − 30 mm (0.79 − 1.18 in.)
overlap.
INTRODUCTION
APPLICATION OF WELD−THROUGH PRIMER
Air Saw
20 − 30 mm
Overlap
For treatment
against corrosion,
remove the paint
from the portion of
the new part and
body to be welded,
and apply weld−
through primer.
Puncher
MAKING HOLES FOR PLUG WELDING
For areas where a spot welder cannot
he used, use a puncher or drill to make
holes for plug welding.
REFERENCE:
Thickness of
Size of plug hole
welded portion
1.0 (0.04) under 5 (0.20)
1.0 (0.04) over 6.5 (0.26)
IN-9
mm (in.)
φ
over
φ
over