Volvo C30 2007 Service And Repair Manual page 90

CAUTION: If the welding must be carried out in the immediate vicinity of an electronic
unit then this must be removed.
ASSEMBLY
Spot welding is mainly used when the bodies are manufactured, and use of this method should always be aimed
for with a repair.
CAUTION: Gas welding must not be used on Volvo bodywork.
WARNING: Use ventilation / extraction equipment.
Unless otherwise specified in the method, the distance between the welds must be the same as the original
design.
Fig. 16: Identifying Welding Symbols
Courtesy of VOLVO CARS CORPORATION
There are a number of other assembly methods that are illustrated with the following symbols:
1. Spot weld/spot weld with the location of the weld and lens diameter specified with color (may be
replaced with 2)
2. Plug weld (may be replaced with 1)
3. Seam weld/Seam weld with weld length specified in mm
4. Step weld/Step weld with weld length followed by length between welds specified in mm. Always start
and finish with the weld.
5. Tack weld
2012 Volvo C30 T-5
ACCESSORIES AND BODY, CAB Body Frame - General Information