Lull 944E-42 Service Manual - Manual (Page 262)

Transfer Carriage
11-22 944E-42
11.4 TROUBLESHOOTING
This section provides an easy reference guide covering
the most common problems that occur during operation
of the transfer carriage.
11.4.1 Transfer Carriage Troubleshooting
Problem Cause Remedy
1. Transfer carriage will not
extend or retract.
1. Broken transfer cylinder
hydraulic hose(s) or tube(s) and/
or connections leaking.
1. Locate break, replace hose(s)
or tube(s), tighten connections.
2. Transfer Carriage Extend/
Retract hydraulic system not
operating properly.
2. Refer to Section 8.4, “Hydraulic
Circuits.”
3. Faulty Transfer Carriage
Cylinder.
3. Repair cylinder. (Refer to
Section 8.8, “Hydraulic
Cylinders.”)
4. Rollers binding on rails. 4. Check roller gap. Refer to
Section 11.3.10, “Rear Roller
Gap Check,” and Section
11.3.12, “Front Roller Gap
Check.”
2. Jerky transfer carriage extend
or retract functions.
1. Front or rear wear pads loose,
contaminated, excessively worn
or damaged.
1. Replace wear pads. (Refer to
Section 11.3.5, “Rear Wear Pad
Replacement,” and Section
11.3.9, “Front Upstop Wear Pad
Replacement.”)
2. Transfer carriage extend/retract
hydraulic system not operating
properly.
2. Refer to Section 8.4, “Hydraulic
Circuits.”
3. Damaged transfer carriage. 3. Replace the damaged transfer
carriage. (Refer to Section
11.3.1, “Transfer Carriage
Removal.”)
4. Damaged rollers. 4. Replace the damaged rollers.
(Refer to Section 11.3.15, “Front
Roller and Bushing
Replacement,” or Section
11.3.16, “Rear Roller and
Bushing Replacement.”)