is_20089

IS-20089
Instruction Sheet
LAVATORY COMPARTMENT SLIDING DOOR LATCH IMPROVEMENT
H3 Series since 7-0671
First Release
September 2021
MATERIAL
Kit #403268 includes the following parts:
Part No.
Description
Qty
402204
PLATE, PASSENGER SIDE
1
402205
PLATE, LAVATORY SIDE
1
402206
SHIM, LOCK MECHANISM LAVATORY SIDE
1
402207
SHIM, LOCK MECHANISM PASSENGER SIDE
1
402208
BUSHING
1
402209
BUTTON, LOCK
1
402210
LOCK
1
402212
THUMB BUTTON, PASSENGER SIDE
1
402213
THUMB BUTTON, LAVATORY SIDE
1
402215
PLATE, STRIKER
1
402216
DAMPER, VIBRATION - RUBBER
1
402233
SHIM
2
402234
MOLDING
1
402862
SPRING
1
403270
2
ARROW DECAL, PASSENGER & LAVATORY SIDE
403471
1
DECAL, LAVATORY SIDE
403472
1
ARROW DECAL, LAVATORY SIDE
Writer: EL

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403710
1
ARROW DECAL, PASSENGER SIDE
500333
SCREW, MA OV PH SS NSS M4-0.7X10
12
500416
SCREW, HANDLE
4
500591
SPACER WASHER, THUMB BUTTON FL Z050 4.3X9X.8 (M4,#8)
1
502506
THREADED PIN, THUMB BUTTON
1
502725
SCREW, BUSHING
1
502799
SCREW, STRIKER MOUNTING
2
509957
BALL PLUNGER 1/4X17/32
1
901891
HANDLE
2
901892
LOCK MECHANISM
1
901893
STRIKER
1
5000109
SCREW, TP OV PH N050 #10X5/8
6
5000110
SCREW, MA OV PH SS M4-0.7X8
1
5000111
SCREW, MACHINE OV PH SS M4-0.7X22
2
5000112
WASHER, FL NYL .380X.812X.030 (M9,3/8)
1
5001243
SCREW, TP PAN PH SS #10X5/8E
6
IS-20089
INSTRUCTION SHEET
1
FI-20089
FEUILLE D’INSTRUCTION
1
Other required parts:
Part No.
Description
Qty
403269
Drilling & cutting template
1 per fleet
408213
DECAL, CLOSE DOOR English/Spanish
1
408212
DECAL, CLOSE English/French
1
NOTE
Material can be obtained through regular channels.
Writer: EL

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PROCEDURE
DANGER
Park vehicle safely, apply parking brake, stop engine. Prior to working on the vehicle, set the ignition
switch to the OFF position and trip the main circuit breakers equipped with a trip button. On Commuter
type vehicles, set the battery master switch (master cut-out) to the OFF position.
Lock out & Tag out (LOTO) must be performed during set-up, maintenance or repair activities. Refer to
your local procedure for detailed information regarding the control of hazardous energy.
Writer: EL

DRILLING & CUTTING TEMPLATE PREPARATION
1. Assemble the drilling & cutting template
as shown in Figure 1.
FIGURE 1
PREPARATION
2. Open the sliding door. Remove the
strike plate mounted on the wall.
3. Discard the striker plate. Keep the
mounting screws for reuse.
FIGURE 2
4. Discard the piece of rubber.
FIGURE 3
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5. Removal completed.
FIGURE 4
6. Remove the vibration damper shown.
7. Discard the rubber piece.
8. Keep the steel plate and hardware for
reuse.
FIGURE 5
9. Remove and discard the existing
handle/latch assembly, spacers, etc.
FIGURE 6
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10. Remove and
MOLDING.
discard
the
existing
FIGURE 7
11. Removal completed.
FIGURE 8
12. Remove the cover shown. Keep for
reuse.
FIGURE 9
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13. Unscrew
cylinder.
and
discard
the
rubber
FIGURE 10
14. Using a tool like the one shown below,
cut the internal round plastic piece
where shown on the image.
FIGURE 11
15. Remove and discard the trimmed plastic
pieces.
FIGURE 12
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16. Reinstall the cover.
FIGURE 13
DOOR PREPARATION WITH DRILLING & CUTTING TEMPLATE
EXTERIOR SIDE (PASSENGER SIDE)
17. Place the drilling & cutting template,
arrow down, on the exterior side of the
lavatory door.
18. Slide the template downwards.
FIGURE 14
Writer: EL

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19. Trace the two patterns on the door as
indicated on the image.
20. Drill seven 1/8 holes identified with the
following symbol
cutting template.
ᴖ
on the drilling &
FIGURE 15
DOOR PREPARATION WITH DRILLING & CUTTING TEMPLATE
INTERIOR SIDE (LAVATORY SIDE)
21. Place the drilling & cutting template,
arrow down, on the interior side of the
lavatory door.
22. Slide the template downwards.
FIGURE 16
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23. Drill seven 1/8 holes identified with the
following symbol
cutting template.

on the drilling &
FIGURE 17
CUTTING OUT PATTERNS
24. Cut out the previously traced cutting
patterns.
FIGURE 18
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25. Door with cutting patterns completed.
FIGURE 19
26. Enlarge the identified drilling on both
sides of the door as per the dimensions
on the image. These holes will allow
space for the handle lower screw head.
FIGURE 20
Writer: EL

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LATCH PRE-ASSEMBLY
24.
Proceed to the following assemblies.
FIGURE 21
Writer: EL

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FIGURE 22
Writer: EL

FIGURE 23
FIGURE 24
Writer: EL

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Figure 25: BALL PROTRUSION DIMENSION A = 0.5 mm / 0.019 in - BALL ENSURES
APPROPRIATE SLIDING MOVEMENT RESTRICTION
FIGURE 26: PASSENGER SIDE PLATE PRE-ASSEMBLY
Writer: EL

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FIGURE 27
NOTE: LEAVE SCREWS 5000109 SLIGHTLY LOOSE UNTIL PLATE PROPERLY POSITIONED
FIGURE 28
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FIGURE 29
APPLY LOCTITE ON 502506 THREADS
FIGURE 30
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FIGURE 31
PERFORM THE ASSEMBLY FIRST WITHOUT USING LOCTITE AND TEST FOR APPROPRIATE
FUNCTIONING.
APPLY LOCTITE ON 502506 THREADS BEFORE FASTENING TO 402213. INSERT A SLIM ROD IN
BOTH THUMB BUTTONS HOLES TO TIGHTEN
Writer: EL

MOLDING INSTALLATION
27. Install the two-part MOLDING as
shown. Deburr the joint once separated.
FIGURE 32
28. Reinstall the new vibration damper
402216 as previously installed with
existing plate and hardware.
FIGURE 33
Writer: EL

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NEW STRIKER INSTALLATION
29. Install the new striker as shown in the
image in place of the previous one.
Install with two shims 402233 between
402215 and 901893.
30. Leave screws 5001198 slightly loose to
allow movement of plate 402215.
FIGURE 34
FIGURE 35
31. Close the door so it latches. The striker plate should now be positioned so the striker
is centered in the catch. Once properly positioned, tighten screws 402215.
Writer: EL

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FIGURE 36
DECALS INSTALLATION
FIGURE 37
Writer: EL

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FIGURE 38
Writer: EL

FIGURE 39
PARTS / WASTE DISPOSAL
Discard waste according to applicable environmental regulations (Municipal/State[Prov.]/ Federal)
Writer: EL