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NOTE: Assure window unit lenses, plated parts, decorative mask parts are protected at all
times when work is being done.
(1) Repair materials
REFERANCE QTY NAME
#4945 AR 3M Acrylic foam tape
FMR-604 (.06 Thk.) AR Replacement outer lens
FMR-604 (.13 Thk.) AR Replacement inner lens
8-MIL CORD (WHITE) AR Replacement shade string
MS21044-N08 AR Replacement stop nut
MS21044-N06 AR Replacement stop nut
MS51092-6 AR Replacement washer
MS51092-8 AR Replacement washer
MS24693S-632 AR Replacement screw
MS24693S-832 AR Replacement screw
MS21059L08 AR Replacement nut plate
PAGE 7001
JAN 10/05
Lou Martin & Assoc., Inc.
Component Maintenance Manual
25-23-08
3.
TASK 25-23-08-200-801
Inspection of window unit
When inspecting the window unit write all the damage detected, in some condition, the cause
and/or the source. Immediately repair all the damage found.
Visually check all hardware, detail parts and assemblies for the following criteria:
(1) Wear, tears, fraying of the shade & decorative mask fabric.
(2) Tightening of the screws and nuts
(3) Condition of the Inner and Outer Lenses for scratches, cracks or spots.
(4) Condition of the reveal for scratches, chipping or fading of the paint.
C. Do a careful check of all the parts for corrosion, distortion, incipient cracks, cracks,
dents, nicks, scores, stripped threads, excessive wear, etc. which can damage the
A.
B.
performance of the equipment and give it an unsatisfactory condition.
TASK 25-23-08-200-802
4. Replacement of Parts
After the replacement of an item, write a list of the defective parts you must replace and a list of
the parts on which a repair or a new production is necessary.
PAGE 7002
JAN 10/05
Lou Martin & Assoc., Inc.
Component Maintenance Manual
25-23-08
5.
TASK 25-23-08-350-801
Replacement procedure for outer lens (See FIGURE 6/ GRAPHIC 25-23-08-991-006)
A. Remove existing outer lens to be replaced. Note: Lens is attached w/ strong adhesive
double-sided tape; some hard jerks may be required.
B. Remove used tape from reveal and clean surface with clean cloth damped with alcohol or
prepsol.
C. Apply one layer of #4945 3M Acrylic foam tape to reveal, joining both ends of tape with
a seam. (Do not overlay seam)
D. Locate new lens and decide which side of lens to be bonded to reveal. Remove this side’s
protective film before bonding. Note, use a static blow-off gun to eliminate dust
attraction.
E. Center the lens at one end and work towards the top evenly on both sides pressing firmly
for bonding. Go back and press additional strokes to assure full contact all around lens.
F. Check lens and assure it follows reveal contour. Assure center of lens is not sunk, if so
re-attaching lens may be required.
Windows reveal snout
FIGURE 6/ GRAPHIC 25-23-08-991-006
PAGE 7003
JAN 10/05
Lou Martin & Assoc., Inc.
Component Maintenance Manual
25-23-08
6.
TASK 25-23-08-350-802
Replacement procedure for broken shade string
A. For removal of blind mod. (See “DISASSAMBLY”, section 6 page 4002)
B. Remove broken string and replace with new string.
C. Tie upper left screw at mid way thru string and run string thru shade assy. (See FIGURE
7/ GRAPHIC 25-23-08-991-007)
D. Reinsert glides into slide track and reattach to reveal.
E. Reattach upper blind mod. assy. (See “ASSEMBLY”, section 5 page 8002)
FIGURE 7/ GRAPHIC 25-23-08-991-007
PAGE 7004
JAN 10/05
Lou Martin & Assoc., Inc.
Component Maintenance Manual
25-23-08
TASK 25-23-08-350-803
7. Replacement procedure for a damaged inner lens
A. Remove decorative mask from window assy. (See “DISASSAMBLY”, section 4 page
4002)
B. Mark both sides of inner lens on reveal to assure replacement inner lens is properly
located during reassembly.
C. Remove inner lens from window assy. (See “DISASSEMBLY”, section 5 page 4002)
D. Trim replacement inner lens to size, ref table for proper sizing. (See FIGURE 8/
GRAPHIC 25-23-02-991-008, Page 3) or match size w/ damaged inner lens.
E. Before attaching new lens decide which side of lens is to be attached to reveal. Remove
this side’s protective film. Note: use a static blow-off gun to eliminate dust attraction.
F. Clamp replacement inner lens to window assy., assure lens follows window reveal’s
contour. Note: it will help if the lower surface of lens is clamped first then force the lens
to follow reveals contour then clamp upper lens surface. Test shade up & down to check
for tension. Loose lens will ease the tension on the shade, if not refer to “Testing & Fault
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