Aristo Archive Information
B23 Replacement Lamp
Mounting Instructions:
Installation:
1. Remove condenser lens collar
and carefully remove condensers.
2. Place the diffusion element into the
bottom of the condenser lens collar
and place the BES23C lamp housing
into the collar on top of the diffusion.
3. Remove top cap supporting the
tungsten lamp on the enlarger
4. With the cords coming out of the
lamp housing toward the back of
the enlarger, feed the cords thorough
the opening in the op of the enlarger.
5. Replace the condenser collar with
Aristo unit into the machine and lift
bellow over the collar.
6. Connect the matching components
of the plug between the power pack
and the lamp housing- securely.
7. Primary cord coming out the lamp housing (two prong) operates thermo. This is plugged into any available
115 Vac outlet.
8. The plug out of the power pack is plugged into your timer. (three prong). (Turn switch to “on” position.)
Leave slack on the cords coming out of the lamp housing to avoid lifting of unit when enlarger is raised or lowered.
Aristo BES23C Cold Light Head
Enlargers: Besler 23C
Coverage: 2.25 x 3.25 inch
Specifications:
■ Case
Light Head: 4 31/32” Dia. x 3” H
Power Pack: 5” L x 4” W x 3 1/4” H
■ Watts: 70
■ Weight:
Light Head: 1 lbs
Power Pack: 4.2 lbs
BES23C complete system shown
BES23C Light Head
side view
BES23C collar
