355 Light Cross Tube Test and Repair
Cross Tube Counterbalance Adjustment
To Adjust Cross Tube Counterbalance
1.Remove cap from counterbalance.
2.Loosen / tighten the adjustment screw until the cross tube balances in horizontal position.
3.Install cap onto counterbalance.
Cross Tube Removal / Installation
The cross tube / lighthead is very heavy. To prevent injury, use an assistant for the following procedures.
To Remove Cross Tube
To prevent risk of shock always disconnect power before removing covers or performing any service procedure.
1.Disconnect power to light.
2.Remove screw, then slide pivot sleeve up.
3.While supporting cross tube / lighthead, remove two screws, then separate cross tube from down tube.
4.Disconnect two wires and remove cross tube.
To Install Cross Tube
Screws securing cross tube must be installed properly. Failure to do so may allow lighthead to fall, resulting in injury.
1.Connect wires as shown. Install new wire connectors if necessary.
2.Insert cross tube into down tube. Do not pinch wires.
There are three holes in ball pivot bearing. Two holes are larger with coarser threads. Use these two holes to secure cross tube. The other hole is pivot sleeve screw
3.Secure cross tube with two screws.
4.Refer to: Ball Pivot Tension Adjustment if necessary.
5.Slide pivot sleeve down, secure with screw.
