P0-268

Procedure 03-268
Date: 02/28/2019
Step well Panel Rework
Description:
This procedure outlines the steps to install mechanical fasteners on the step well of MY 2018
J4500 coaches.
Read this entire procedure before beginning work.
Use Safe Shop Practices at All Times.
To avoid personal injury:
a. Proper Personal Protective Equipment (PPE) must be worn. Safety glasses and
protective gloves are required for working with DEF Fluid.
b. Turn the main battery disconnect switch to the OFF position.
c. Ensure that both the front and the rear wheels are chocked.
d. Positioning the ENGINE RUN and ENGINE START switches on the engine
compartment remote control box to the OFF position.
e. Allow enough time for components to cool down prior to working in the engine
compartment.
1 | 6 Pages
Procedure 03-268
1.0
Material requirements:
Service Kit T03-3020 contains the following parts:
ITEM
1
2
3
4
5
6
3.0
QTY
2
4
2
2
2
2
U/M
EA
EA
EA
EA
EA
EA
DESCRIPTION
Receptacle- Captive Screw
Rivet- 1/8 SST
Foam- Spacer, Dzus
Retainer- captive screw
Screw- Fast Lead, Cross Recess
Cover- Screw, Blk Hinged
Special Tools:
•
•
•
•
•
4.0
PART NO.
19-05-0253
18-13-271
03-01-3184
19-05-0252
19-05-0408
19-05-0294
Template- Stepwell Left, T03-3019
Template- Stepwell Right, T03-3018
Rivet gun
¼” drill bit
1/8” drill bit
Drilling holes in the step well
Locate the step well on the right side of the entrance area and place LH template, 03-333676, on the left end, towards driver seat, of the step well such that the edges of the
template and step well align and mark the hole location on the step well.
Step well
LH Template, 03-33-3676
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Procedure 03-268
Repeat the process on the right corner, towards entrance door, of the step well with the
RH template, 03-33-3677.
Step well
RH Template, 03-33-3677
Pull the step well out to detach it from the coach and using a ¼” drill bit, drill holes at the
marked locations.
5.0
Installing hardware on the dash
Install the step well back on the coach and mark the location of holes on the dash behind
the step well. Remove the step well again. Save the step well for later use.
Remove the dash by removing the below mentioned screws and save them for later use.
Remove and save the
screws
Once the dash is detached, drill holes at the marked location using a ¼” drill bit.
Using the just drilled holes as reference place receptacles, 19-05-0253, on each hole from
behind the dash such that the axis of middle hole in the receptacle aligns with the just
drilled hole.
Receptacle
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Procedure 03-268
Mark the other two holes locations of the receptacle on the dash. Using a 1/8” drill bit, drill
holes
Install receptacle to the dash by installing two rivets, 19-13-271, in the 1/8” diameter holes
using rivet gun.
Rivets
Receptacle
Install the dash back by installing the previously removed screws
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Procedure 03-268
6.0
Install the step well
With the newly drilled holes as reference, from behind the step well, trim the fabric as
shown below
1.5” dia
1.6” dia
Place foam spacers, 03-01-3184, around the holes as shown below
Foam spacers
Install screws, 19-05-0408, in each hole from the front and use retainers, 19-05-0252, in
the back to hold the screws.
Retainer, 19-05-0252
Screw, 19-05-0408
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Procedure 03-268
Install the step well to the coach and tighten the just installed screws.
Screw, 19-05-0408
Place screw covers, 19-05-0294, on the screw heads of just installed two screws.
Screw cover, 19-05-0294
End of the procedure
6 | 6 Pages