Kleenscreen Filtering System - Vulcan-Hart GRC35 Service Manual

GR SERIES GAS FRYERS - TROUBLESHOOTING
SYMPTOM
Oil not filtering, pump motor is on.
Frying oil not discarding, pump motor on.
Pump motor is not running.
F-25114 Rev.A (07-03)

KLEENSCREEN FILTERING SYSTEM

– 46 –
POSSIBLE CAUSES
1. Filter screen plugged.
2. Clog in filter system lines.
NOTE: If using solid shortening, when all filtered oil is
returned to the fry tank and filter power switch is off,
open the filter drawer approximately one inch. Allow the
remaining shortening in the line to drain into the filter
tank to prevent possible clogging after the shortening
cools and solidifies. Close the filter drawer when
complete.
3. Frying oil/Shortening below 300°F to "thick".
4. Filter valve switch malfunction.
5. Filter valve mechanical malfunction.
6. Pump is inoperative.
1. Filter screen plugged.
2. Clog in filter system lines.
NOTE: If using solid shortening, when all filtered oil is
returned to the fry tank and filter power switch is off,
open the filter drawer approximately one inch. Allow the
remaining shortening in the line to drain into the filter
tank to prevent possible clogging after the shortening
cools and solidifies. Close the filter drawer when
complete.
3. Frying oil/Shortening below 300°F to "thick".
4. Discard valve switch malfunction.
5. Discard valve mechanical malfunction.
6. Discard hose connection not fully engaged.
7. Pump is inoperative.
1. Filter power switch inoperative.
2. Filter/discard handle not extended.
3. Filter/discard valve switch malfunction.
4. Filter relay malfunction.
5. Pump motor inoperative.
6. Motor limit tripped (Reset).