TLS-450 Setup and Operation Screens Manual
352
Maintenance Operation
When to Perform
What To Do
6. Verify line leak tests are being
performed (if line leak installed).
Mag Probes
Yearly
A. Owner or Station Attendant
1. Inspect probe cables for any
cracking or swelling.
B. Service Contractor
1. Replace probe cables (ref. item
A.1).
2. Verify epoxy kits have been installed
on field wiring.
3. Mag probes only - Inspect floats and
probe shaft for any residue build up.
Clean with mineral spirits as
necessary.
NOTE: Mag Probes used in
products such as waste oil should
be checked more frequently than
yearly since products of this type
can leave deposits on the probe
shaft and float assemblies that may
restrict the probe's measurement
capability.
PLLD
Yearly
A. Owner or Station Attendant
1. Check submersible pump head for
leakage at PLLD transducer port
and functional element with pump
On.
2. Check PLLD transducer cable for
any cracking or damage.
B. Service Contractor
1. Verify epoxy kits have been installed
on field wiring.
2. Replace PLLD transducer if cable is
cracked or damaged (ref. item A.2).
Dispenser Pan,
Containment Sump, and
Piping Sump Sensor
(float type)
Yearly
A. Owner or Station Attendant
1. Inspect sensors to verify float moves
freely.
2. Turn sensor upside down to verify
the monitor liquid alarm is activated.
3. Inspect sensor cable for any
cracking or damage.
B. Service Contractor
1. Verify epoxy kits have been installed
on field wiring.
2. Replace Dispenser
Pan/Containment Sump sensor
cables if cracked or damaged.
Replace Piping Sump sensor if
cable is cracked or damaged (ref.
item A.3).
