Algas-SDI Operations and Maintenance Manual – P/N – 52634
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Maintenance
4
Cleaning the Filter (refer to Figure 1)
When the unit is dirty it must be cleaned. For proper cleaning, the stainless steel
filter must be soaked and reverse flushed.
RECOMMENDED PROCEDURE
1. Open the bypass valve, close the Filtaire inlet and outlet valves.
2. When bleeding the FILTAIRE, connect a hose or drainpipe from the drain
valve to a safe container with a vent. Make a good connection and bleed the
material to the container
CAUTION
PRESSURE MUST BE ZERO FOR THE FILTAIRE TO BE REMOVED.
CONTENTS UNDER PRESSURE ARE DANGEROUS.
3. Close the drain valve.
4. Remove Filtaire from the system and place in a cleaning area.
5. Cap the inlet.
6. Fill the unit with kerosene or a similar light solvent and allow it to soak for 24
hours.
7. Reverse-flush the unit (flush from outlet flange) with kerosene until the
Kerosene is clear and no residue is left.
8. After flushing, allow the kerosene or solvent to drain completely and let the
unit dry. Air can be pumped through the unit to dry it thoroughly. Kerosene
or solvent must not enter the propane system.
9. Remove the inlet cap.
10. Re-install the unit. Connect the inlet and outlet. Close the blow-down drain.
11. Open the Filtaire inlet and outlet valves and close the bypass valve.
12. The FILTAIRE is operational.
NOTE: Maintenance form is provided to note maintenance dates and
operation pressures.
CAUTION
THE CONTENTS OF THE FILTAIRE ARE FLAMMABLE NEVER
CLEAN THE UNIT WHEN THERE IS A SOURCE OF IGNITION IS
PRESENT - ELECTRICAL SPARK OR FLAME.
