I have a very old model of the 5X7 enlarger, and I strongly urge anyone using an Elwood to thoroughly disassemble the light unit and check the wiring very closely. Today I started to replace the power plug, and noticed how brittle and cracked the wires were. That led me to disassemble the light head. I found that many decades of high heat from the 300 watt enlarging bulb had caused all the wiring to become dangerous. The insulation around each wire was quite hard and brittle--where it had not cracked and fallen away. The danger of electric shock or a fire was very high. It will take a full rewiring to make that light unit safe to operate. If you have an Elwood, please check it out.
Keith
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