Facom DL.2BTI Notice Originale page 8

Trouble
Erratic Action
Ram does not advance
Ram only extends partially
Ram advances slowly
Ram advances but doesn't
hold pressure
Hydraulic bottle jack leaks oil
Ram will not retract, or
retracts slowly
GUARANTEE
Type D = 2 years. See the general conditions in the FACOM catalogue or the FACOM price list.
8
NU-DL.BTA-BTI_0218.indd 8
Cause
1 . Air in system.
2. Viscosity of oil too high.
3. Ram sticking or binding.
4. lnternal leakage in ram.
1 . Release valve is open.
2. Law/no oil in reservoir.
3. Air locked system.
4. Load is above capacity of system.
1. Law oil level in reservoir.
2. Piston rod is binding.
1. Pump not working correctly .
2. Leaking seals.
1. Release valve is open.
2. Ram seals are leaking.
3. Pump check valve not working.
4. Overload valve leaking or not adjusted.
1. Worn or damaged seals.
1. Release valve is closed.
2. Reservoir too full.
3. Ram damaged internally.
Solution
1. With hydraulic bottle jack sitting on its base and ram retracted,
bleed air by opening release valve and remove oil plug. Pump for 10
seconds.
2. Change to a lower viscosity oil.
3. Look for dirt, gummy deposits, leaks, misalignment, worn
parts, or defective packing.
4. Replace worn packings. Look for excessive contamination or wear.
1. Close release valve.
2. Remove oil plug, fill hydraulic bottle jack with oil to bottom of oil fill
hole and bleed system.
3. With hydraulic bottle jack sitting on its base and ram retracted,
bleed air by opening release valve and remove oil plug. Pump for 10
seconds.
4. Use correct equipment.
1. Fill with oil to fill line & bleed system.
2. Look for dirt, gummy deposits, leaks, misalignment, worn
parts, or defective packing.
1. Rework pump
2.Replace seals. Contact your Facom distributor.
1. Close release valve.
2. Replace seals. Contact your Facom distributor.
3. Clean / replace check valve. Contact your Facom distributor.
4. replace / adjust overload valve. Contact your Facom distributor.
1. Replace seals. Contact your Facom distributor.
1. Open release valve.
2. Drain oil to correct level.
3. Take hydraulic bottle jack to authorized service center for repair.
Contact your Facom distributor.
26/02/2018 11:12:01