Service
3A8622B
9
Service
After the TLM has been installed, the only additional
maintenance or service necessary is changing the
batteries.
Replace Batteries
1. Remove the two (2) screws that keep the case
together (F
. 7).
2. Gently pull the case apart.
3. Disconnect the battery pack from the circuit board
. 8).
4. Slide the battery pack forward to remove (F
. 9).
WARNING
Fire and Explosion Hazard
Equipment must comply with the following
conditions to avoid a hazardous condition which can
cause fire or explosion. Follow local regulations.
• Sparking can occur when changing batteries.
Only replace the batteries in a non-hazardous
location away from flammable fluids and fumes.
• Do not connect level monitor to any external or
internal voltage source which will lead to the
battery being changed in the event of a single fault
or abnormal operation.
• Servicing of the circuitry involving the batteries
and replacement of the lithium batteries must only
be done by a trained technician.
• Only use Graco 19D216 replacement battery.
F
IG
. 7
F
IG
. 8 Disconnect Battery
Screws