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Removal and Installation of Wiper Controller
from Sumitomo SH250-5 SH250-5LR Hydraulic Excavator Service Repair Manual WLSM2105-00W - PDF DOWNLOAD
Items to prepare •Wrench (10 mm) •Box wrenches (10 mm, 13 mm) •Phillips screwdriver •Flathead screwdriver 1.Removal of Wiper Controller [1] Use the Phillips screwdriver to remove the 2 installation screws (2) for the side upper trim (1).
[2] Lift the side upper trim (1), remove the connectors (3), and then remove the side upper trim.
Some models have no connector.
[3] Use a box wrench (13 mm) to remove the 2 turn clips (4) and the 4 bolts (5), and then remove the side rear cover (6).
1 Side upper trim 2 Screw 3 Connector 4 Turn clip 5 Bolt 6 Side rear cover
[4] Use the Phillips screwdriver or box wrench (10 mm) to remove the 4 bolts (7), and then remove the side rear B trim (8).
[5] Use a wrench (10 mm) to remove the 3 bolts (9), and then remove the side lower trim (10).
[6] Use the Phillips screwdriver or box wrench (10 mm) to remove the 4 bolts (11), and then remove the side rear A trim (12).
7 Bolt 8 Side rear B trim 9 Bolt 10 Side lower trim 11 Bolt 12 Side rear A trim
[7] Remove the connector (14) from the wiper controller (13).
[8] Use a flathead screwdriver to slightly bend the 4 installation clips (15), and then remove the wiper controller (13).
2.Installation of Wiper Controller
To install, perform the reverse of the removal procedure.
13 Wiper controller 14 Connector 15 Installation clip