Air Pump Co. Model 3500TG
Tank Guard Control

High level shut-off valve for waste oil tanks using air-operated pumps

Benefits:

Float-less non-electric design has no moving parts in dirty waste oil. Assures long life and reliability.
Shuts off feed pump at high level, and sounds an adjustable air whistle alarm.
Unique visual indicator warns customer when down to last 8" off tank capacity. Tells customer to call waste oil hauler before the tank is full and assures uninterrupted service.
Unit works with single or double wall tanks up to 12“ thick.
Positive on-off design eliminates constant air leakage. This saves energy and prevents unnecessary compressor starts.
Manual test button allows system check at any time.