Rice Lake Dual Ramp Wheelchair Scale (350-10-3) - RL350-10 Operation Instructions - Manual (Page 18)

14 Rice Lake Digital Wheelchair Scale Operation Manual
6.0 Troubleshooting and Testing
Refer to the following to check and correct any failure before contacting service personnel.
Table 6-1. Troubleshooting Table for the Rice Lake Scale Line
Symptom Possible Cause Corrective Action
Scale does not turn on Dead battery Connect the scale to a power source.
Faulty electrical outlet Use a different electrical outlet.
Bad power supply Replace adapter.
Questionable weight or the scale
does not zero External object is interfering with the
scale. Remove the interfering object from the scale.
Display did not show 0.0 before
weighing. Help the patient off the scale, zero the scale and
begin the weighing process again.
Scale is not placed on a level floor. Ensure the scale is level and begin the weighing
process again.
Scale is out of calibration. Check the weight with a known weight value.
The display shows a STOP message The load on the scale exceeds the
capacity of the scale. Remove the excess weight and use the scale
according to manufacture’s specs.
The display shows LO Bat message The battery is low. Recharge the battery.
The display shows Err message as detailed below
Err 2 Low saturation state (low A/D) The load cell is not connected properly. Check
the cables and mechanical connections. If the
problem persists, replace the set of load cells.
Err 3 High saturation state (high A/D) See Err 2.
Err 6 Unstable weight. Cannot calibrate. Check the load cells’ mechanical surroundings
and see that nothing touches them and that the
cables are properly welded.
SAT Damaged load cell cable. Replace load cell cable.