50W Laser Engraving Machine Engraver 5030 Ruida Cw300 Chiller Air Pump Rotary

50W 50 X 30 CO2 Laser Engraving Machines 50w 60w Chiller Air Rotary Bulb Ruida. Bought as a spare machine has been used for an hour - was left in cold room over the winter period When we started it back up it’s just losing power. Mid job Tried to change the bulb to 60w to see if any changes and it’s doing the same It may just require a power supply as bulb is full purple I am including 50w Laser engraver with ruida controller Cw 3000 industrial chiller 50w original tube Brand new Air Punp Rotary bed for cylinder items Currently there is a 60w tube in the machine The machine switches on and functions as described it’s just losing power mid job Being sold as used - not working Any questions please free to message Based in London