If the pump has anything wrong, please contact dealer or their technical supporter. We don't recommend customer repair the pump themselves.
|| Possible Causes
| The pump continues to operate after the gun trigger has been released
|| 1 There is a oil leak at some point of the circuit 2.Valve sets (part No.22 and 203, 204,213,214) closes incorrectly due to dirt or wearing.
|| 1 .Check and tighten unions. Repair the leak. 2. Substitute damaged elements
| Reduction of the oil delivery. Or reduced pressure in the oil delivery.
|| 1.Silencer(209) dirtied 2. Blocked at some point of the oil circuit S.Ballvalve set (20, 100) closes incorrectly due to dirt or wearing.
|| 1 .Clean or recharge silencer 2. Use clean oil 3. Substitute damaged elements
| Air loss through the air exhaust
|| 1 The sliding valve (13) does not close properly 2The press piece (31 ) broken S.Damaged O-ring(201 , 202, 215) 4. Damaged piston (19) 5. Broken spring (28)
|| 1. Disassemble and clean. Substitute in case of damage 2. Substitute damaged elements
| Oil leaks through the air exhaust
|| Seal set (203,204) damaged
|| Substitute damaged elements