NHTSA ID Number: 10120422
Manufacturer Communication Number: Mi16-28
TSB/Document Date: 2017-10-21
Summary
This Maintenance information explains that on vehicles equipped with Ramco rear-view mirrors in winter conditions, ice may accumulate in the gap between the glass bottom edge and shell. The ice may impede mirror adjustment. Installing a drip edge will prevent ice accumulation permanently by diverting water outwards. The proposed drip edge may only be installed on mirrors having a flat glass in the lower section of the mirror.
MAINTENANCE
INFORMATION
DATE :
SUBJECT :
MI16-28
MAY 2016
SECTION : 23 - Accessories
DRIP EDGE ADDITION ON REAR-VIEW MIRRORS
IMPORTANT NOTICE
This modification is recommended by Prevost
to increase your vehicle's performance. Note that no
reimbursement will be awarded for carrying out this modification.
APPLICATION
Model
X3-45 coaches
Model Year : 1994 - Current
H3-41, H3-45 coaches
Model Year : 1994 - Current
DESCRIPTION
On vehicles equipped with Ramco rear-view mirrors in winter conditions, ice may accumulate in
the gap between the glass bottom edge and shell. The ice may impede mirror adjustment.
Installing a drip edge will prevent ice accumulation permanently by diverting water outwards. The
proposed drip edge may only be installed on mirrors having a flat glass in the lower section of
the mirror.
MATERIAL
Order kit MI16-28 which includes the following parts:
Part No
491507
Description
DRIP EDGE, REAR-VIEW MIRRORS
Qty
2
Other parts that may be required:
Part No.
684685
-
Description
Simson ISR 70-03, 310ml Cartridge
Qty
2 ml
Window Cleaner or Alcohol
NOTE
Material can be obtained through regular channels.
MI16-28 / Page 2 / 5
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.
Overview of installation
Figure 1: Drip edge installed, curb side shown.
MI16-28 / Page 3 / 5
Surface preparation
Test fit the drip edge on the mirror before
fixing.
Center on the glass and leave a 3mm (1/8”)
gap between the glass and drip edge.
Clean the lower part of the mirror glass with
window cleaner or alcohol. Let dry 5 minutes.
Figure 2
Figure 3
MI16-28 / Page 4 / 5
When ready, remove the backing film off the
adhesive tape.
Install drip edge centered, leaving a 3mm gap
between the glass and drip edge.
Apply pressure on the adhesive backed lip
during a few seconds.
Figure 4
Apply a thin bead of sealant in the corners.
Keep it clean and nice.
This is required to fill the relief cuts in the
sheet metal bend and fill the small gap
between flat mirror glass and drip edge lip.
Figure 5: Top view
Repeat the same process on the opposite
side.
Once sealant bead is dry, soak the mirror
glass to confirm no water accumulates inside
the lower part of the mirror shell.
Figure 6
Figure 7
MI16-28 / Page 5 / 5
PARTS / WASTE DISPOSAL
Discard according to applicable environmental regulations (Municipal/State[Prov.]/ Federal)
Access all our Service Bulletins on http://techpub.prevostcar.com/en/
Or scan the QR-Code with your smart phone.
E-mail us at technicalpublications_prev@volvo.com and type “ADD” in the subject to receive our warranty bulletins
by e-mail.
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TSB/Document ID: Mi16-28
Replacement Service Bulletin Number:
MFR Communication Date: 2016-05-31
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: VISIBILITY:REARVIEW MIRRORS/DEVICES
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
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