New GentleYAG
Focus Lens Replacement Procedure
Candela Corporation
8503-01-0838 Revision 01
Candela Corporation Proprietary
Page 4 of 5
8.1. Install first o-ring, Item 2.
8.2. Install first lens, Item 3, using Insertion tool (1301-00-8121) or a 15 mm distance gauge
(When usng a 15mm distance gauge, you
must press down to insert lens then
rotate 90º and repress down
to insure lens is flat in housing.). Push down on insertion
device to seat lens.
8.3. Install Spacer Item 4 in orientation shown.
8.4. Install the Second o-ring, Item 2. Push the o-ring into the groove with a plastic tool or the
wooden end of a cotton applicator.
8.5. Install the second lens, Item 6 in the orientation shown, using insertion tool or a 15 mm
distance gauge. Push down on insertion device to seat lens.
8.6. Screw the jam nut Item 5 in orientation shown into the housing until it stops. Back out
nut one turn and tap the side of the housing a few times to properly center the lenses.
Tighten the nut so that it is snug.
DO NOT OVER TIGHTEN.
8.7. See below for lens orientation:
9.Fiber Receptacle assembly procedure:
9.1. Install the lens housing assy into the receptacle block in the orientation shown. Roughly
align (rotate) the lens housing so that the housing’s (2) threaded 4-40 tapped holes are
aligned diagonally with the receptacle block’s threaded 4-40 holes.
9.2. Hold the receptacle block vertically, snout end facing down, lens housing facing up.
Gently push the lens housing diagonally so that it is resting flat inside the block.
9.3. Visually inspect the centering of the lens housing inside the receptacle block. The space
(gap) between the outer diameter of the lens housing and the inner diameter of the
receptacle block should be even all the way around. Adjust set screws (Figure 1) until
the space (gap) is even.
9.4. Attach the plate (item 5), in orientation shown, onto the lens housing with hardware (2
ea. - items 6 and 7). Fully tighten the screws, then, back out ½ turn each.
9.5. Carefully rotate the plate (with housing attached), if needed, so that the plate’s (4)
mounting holes are aligned with the (4) threaded holes in the receptacle body. Secure
plate onto block with screws (4 ea - item 6). Fully tighten screws.
