Grove Published 11-22-2016, Control # 345-12 6-7
RT9130E-2 SERVICE MANUAL SWING SYSTEM
12. Swing motor
turning in wrong
direction.
a. Improper port connections. a. Reverse port connection.
b. Improper wiring connection b. Inspect wiring and connections. Make
repairs as needed.
13. Swing motor noisy. a. Air in system. a. Refer to Removing Air from the
Hydraulic System, page 2-6, for
removal of air from the system.
b. Motor binding. b. Repair or replace motor.
Symptom Probable Cause Solution