Troubleshooting - Walinga Airlock 1008 Operator's Manual

OPERATOR'S MANUAL

TROUBLESHOOTING

Reference Table 6-1 for assistance with some of the most common issues, causes and solutions that you may face during the
operation of your airlock. If you encounter a problem that is difficult to solve, even after having referenced the following table and the
troubleshooting guide of any auxiliary equipment's operator's manual, please contact your Walinga dealer or representative. Before
you call, please have your operator's manual and your airlock's serial number ready and available.
For detailed procedures for the solutions, reference Section 6: Operation and Section 7: Maintenance and Adjustments.
ISSUE
Slow pick up of material
Slow discharge of material
Material damage
OPERATION
Table 6-1: Troubleshooting for airlock
CAUSE
Improper tip clearances
Improper tip clearances
Incorrect airlock speed
Wiper blade damage
Excessive speed
Check that the tip clearance matches the specifications. Adjust or
replace tips as required.
Check that the tip clearance matches the specifications. Adjust or
replace tips as required.
The speed may need to be lowered or raised. Do not increase the
speed higher than the recommended speed.
For hydraulically driven airlocks: reset flow control so the airlock runs at
the recommended speed for the conveyed material.
For electrically driven airlocks: change the drive sprockets, or if
equipped with a variable frequency drive (VFD), adjust the speed.
Replace wiper blade.
Check the speed of the airlock and reduce as required, it may be
necessary to run the airlock at speeds lower than recommended for a
smoother action through the airlock for more fragile products.
00-144476-0 A
SOLUTION
6-7