Nissan Armada 2025-2026 Service and Repair Manual: Features of Spot Welding
Short welding time and high efficiency compared to other welding processes
Minimum thermal strain due to partial heating
No need to finish the welded surface
Less rust formation compared to other welding processes due to application of conductive sealer
Great welding skill is not needed. Uniform weld strength can be obtained regardless of worker's skill
Heavy welding machine is required to produce high current
Most suitable for welding thin sheet metals
The condition of the weld is difficult to check from the outside
Paint must be removed from the surfaces to be welded
Principles of Spot Welding
Resistance spot welding is a kind of electric resistance welding. It is classified as pressure welding. Two or three sheets of metal are overlapped and pressed, and current is passed through the matin ...
Construction of Spot Welder
The spot welding machine consists of a transformer unit which supplies the voltage and current required for welding, a timer unit which controls the current passing time, and a welding gun.
The separ ...
Other materials:
Removal and Installation
REMOVAL
Remove front seat LH. Refer to Removal and Installation.
Remove front kicking plate inner LH and rear kicking plate inner LH. Refer to Removal and Installation.
Remove dash side finisher LH. Refer to Removal and Installation.
Remove center pillar lower garnish LH. Refer to Removal and Instal ...
Removal and Installation
WARNING:
Always observe the following items for preventing accidental activation.
Always work from the side of air bag module. Never work in front of it.
Never use air tools or electric tools for servicing.
REMOVAL
Remove headlining assembly. Refer to Removal and Installation.
Disconnect curtain ai ...
Inspection
WARNING:
OIL LEAKAGE
Make sure that oil is not leaking from final drive assembly or around it.
OIL LEVEL
CAUTION:
The ignition switch OFF while checking oil level.
Set a gasket on filler plug and install it on final drive assembly.
CAUTION:
Never reuse gasket.
Tighten filler plug to the specified ...
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