IC Bus CE Series 2020, Operation And Maintenance Manual

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Maintenance
Removal
1. Locate and disconnect the wiper / washer supply hose
from the supply port on the cowl.
2. With the wipers in the parked position, place a mark
on the base section of the wiper arm assembly. Make
a corresponding mark on the boot covering the drive
mechanism.
3. Locate and remove the plastic cap cover at the wiper
arm base.
4. With the cap removed, loosen and remove the nut
securing the wiper arm to the drive stud. Remove the
wiper arm from the drive stud by pulling the wiper arm
outward.
Installation
1. Align the marks at the base of the wiper arm assembly
and the drive stud boot.
2. Install the wiper arm on the drive stud. Confirm the
correct height of each wiper from the base of the
windshield per the figure shown.
3. Place the wiper arm retaining nut on the drive stud and
tighten. Refer to the
Torque Chart in the Maintenance
Intervals and Specifications section for correct torque
specification.
4. Replace the plastic cap on the wiper arm assembly
covering the attachment nut.
5. Reconnect the wiper / washer supply hose on the cowl.
6. Operate the windshield wipers and washer to verify
correct operation. If wipers contact each other or the
window frames during operation, or if they look close
and might contact each other or the windshield frame,
adjust the wiper arm orientation as needed.
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