Rice Lake Mechanical Stationary Animal Scale - MAS-LM - Manual (Page 24)

20 Rice Lake Stationary Livestock Scale Operator’s Manual
4.5 Troubleshooting
Symptom Probable Cause Action
The scale indicator will not
power up. Blown in-line fuse Replace in-line fuse, RLWS part # 126870. The
fuse holder is located near the battery or the
indicator.
Voltage is less than 11 volts. Repair faulty electrical system. The RLWS panel
requires at least 11 volts to operate properly.
Indicator turns off or resets in
the middle of a transaction. Low voltage to control panel. Check other electrical equipment that may be
operating.
Check for corrosion or damaged wiring. Measure
voltage.
The weight reading on the
indicator is unstable. The circuit board in the
control panel may be wet or
the junction box for the load
cells may have moisture. Dry any areas that are contaminated with moisture.
Check for leaks and reseal.
A load cell cable may be
pinched or damaged. Contact RLWS or a qualified dealer for support.
Cutting the load cell cable will void the warranty.
Special repair techniques are required.
The scale has a positive error
when loading or a negative
error when unloading. Mechanical binding problem
on scale. Check for debris around or under the scale.
Check each load cell location for foreign material.
Check all items that run from on the scale to off the
scale.
Check all gates or gathering panels for contact.
The scale has a negative error
when loading or a positive error
when unloading. Moisture is present
somewhere in the electrical
system. Dry any areas that are contaminated with moisture.
Check for leaks and reseal.
Printer is not functioning –
nothing is being printed at all. Is the release light on the
printer flashing? This could
indicate a low voltage to the
printer. The RLWS system requires at least 11 volts to
operate properly.
Is the truck running? Your truck may need to be
running to supply enough power – OR – the truck
may have a faulty electrical system.
The print head may be
jammed with paper. Remove the print head cover and ribbon. Check
for bits of paper stuck in the paper feed
mechanism.
The print head may be
packed with dirt from
operating in dusty conditions. Remove the print head cover and ribbon. Blow out
with air. If the printer is very dirty it may require
service by a qualified technician.
The printer is printing
unrecognizable characters. The power supply is
excessively noisy. Contact RLWS, an in-line power filter may be
necessary.
Incorrect dip switch settings. Settings are 1,7,8, ON and OFF
The printing on the ticket is
faint or hard to read.
The printer’s ink ribbon may
need to be replaced. Replace ribbon, RLWS part # 29583
The printer head may be
damaged. Requires service by a qualified technician.
Scale will not ZERO.
Weight on scale larger than
the allowable ZERO window. Clean the scale deck of debris, then Zero the scale.
A wood deck will absorb moisture. If it has been
excessively damp the wood may need to dry.
Zero Window parameter set incorrectly.
IF YOU SUSPECT THERE IS A PROBLEM INSIDE THE RLWS CONTROL PANEL THAT REQUIRES THE
WEIGHTS AND MEASURES SEAL TO BE BROKEN YOU MUST CONTACT RICE LAKE WEIGHING
SYSTEMS PRIOR TO BREAKING THE SEAL, OR HAVE A QUALIFIED SCALE DEALER BREAK THE
SEAL. BREAKING THE SEAL MAY VIOLATE THE WEIGHTS AND MEASURES APPROVAL OF THE
SCALE.