Hyundai 35DS-7 Operation Manual page 57

No Problem
4 Slow clutch meshing or failure
Reverse gear shift failure
5
Forward gear shift failure
6
Low stall speed
7
High stall speed at all of gear
8
stage
High stall speed at partial
9
direction or speed
Slow clutch meshing and rough
10
gear shift
Abnormal movement to the
11
specified direction at neutral
1. Low oil pressure.
2. Low converter oil pressure.
3. Air mixed with oil
1) Air mixed through the pump input port.
2) Low oil level
4. Abnormal adjustment of inching valve linkage.
1. Excessive wear of disk and plate at reverse clutch.
2. Oil leakage from seal.
3. Reverse clutch components defect.
1) Metal sealing wear or defect.
2) Clutch piston seal wear or defect.
3) Another components damaged.
4. Malfunction of solenoid or related electric parts.
1. Excessive wear of disk and plate at forward clutch.
2. Oil leakage from seal.
3. Forward clutch components defect.
1) Metal sealing wear or defect.
2) Clutch piston seal wear or defect.
3) Another components damaged.
4. Malfunction of solenoid or related electric parts.
1. Incorrect engine performance.
2. Torque converter stator failure.
1. Low oil level.
2. Air mixed with oil.
3. Clutch slip.
4. T/C malfunctioning.
1. Clutch line leakage.
2. Clutch defect.
1. Incorrect adjustment of inching valve.
2. Inching valve not closed or clogged orifice.
3. Low main pressure.
4. Low pressure of direction clutch.
5. Oil leakage.
6. Valve spool spring weakend or damaged.
1. Clutch defect, clutch disk and plate damaged.
2. Valve spool defect or spool sticked.
3-15
Cause