Specifications

Rockhopper 38 – Maintenance Manual
73
AP-74038, Rev. 1.1, 25/01/05
4.5.6 Replacing the Y Return Pulley Assembly
Step 1 : Remove the Unit Panel Cover. Refer to “Removing Unit Panel Cover”
Step 2 : Remove the Front Cover. Refer to “Removing Front Cover”
Step 3 : Remove the Y Rail Cover. Refer to “Removing Y Rail Cover”
Step 4 : Remove the Left and Right Covers. Refer to “Removing Left and Right Covers”
Step 5 : Move the head to the left (X Motor Side).
Step 6 : Loosen the Steel Belt tension (loosen two tensioning screws).
Nr. Description
1 Tension adjustment screws
Step 7 : Remove the Steel Belt fastening screws on the left side and slide it out to the Return Pulley.
Step 8 : Remove the Y Return Pulley.
Step 9 : To install removed components, reverse removal procedure.
Adjustments:
1. Carry out the Steel Belt Tensioning Adjustment.
Refer to “Replacing the Main Board Assembly”