Vahva Jussi 320 - User Manual

Other manuals for Vahva Jussi 320

Manual9 pages

Questions and Answers

J
Jonathan RogersAug 1, 2025
Why are the loader's working movements slow on my Vahva Jussi Construction Equipment?
- M
  Mary LewisAug 1, 2025
  If your Vahva Jussi Construction Equipment loader's working movements are slow, several factors could be responsible: * The pump might be running too slowly, so check the pump's rotating speed. * There might not be enough oil; in this case, add oil, remembering to bleed air from the system. * The pump itself could be faulty, requiring you to change or fix the pump. * Leaks or obstructions in the oil lines could be the issue; inspect and clean the oil lines. * The oil might be too thick; change to a thinner, proper oil grade.
M
Ms. Bonnie TerryAug 5, 2025
Why are the loader's working movements powerless on my Vahva Jussi Construction Equipment?
- K
  Kylie BallAug 5, 2025
  If your Vahva Jussi Construction Equipment loader's movements are powerless, consider the following potential causes: * There might not be enough oil. Add oil and bleed air from the system. * The pump could be faulty. Consider changing or repairing the pump. * The relief or shock valves could be faulty, or their adjustment might be incorrect. Replace or correctly adjust these valves. * The control valve could be faulty. Replace or repair the valve. * The cylinders or seals could be faulty. Check the cylinders and replace the seals as needed.
S
Stacy LandryAug 9, 2025
What to do if the booms descend by themselves on my Vahva Jussi Construction Equipment?
- G
  Gary HendersonAug 9, 2025
  If the booms on your Vahva Jussi Construction Equipment descend by themselves, the following could be the reasons: * A faulty control valve. Inspect and fix the control valve. * Faulty cylinders or hoses. Fix the leakage point and check the cylinder seals.
M
Mr. Travis Clark DDSAug 14, 2025
Why are the loader's movements too fast on my Vahva Jussi Construction Equipment?
- S
  Sherri LeeAug 14, 2025
  If the movements of your Vahva Jussi Construction Equipment loader are too fast, it could be due to: * Rotation speed being too high, or the pump being too powerful. Choose a correct pump or adjust the speed of rotation. * Incorrect operation. Learn to open the control valve to a suitable degree.
M
Michael JacksonAug 18, 2025
What causes the grapple to open by itself on my Vahva Jussi Construction Equipment?
- J
  Jerome RitterAug 18, 2025
  If the grapple on your Vahva Jussi Construction Equipment is opening by itself, it could be due to: * A faulty valve. Fix the valve. * A faulty cylinder of the grapple. Fix or change the cylinder. * A faulty rotator. Fix or change the rotator.
D
Deborah HallAug 22, 2025
Why are the loader's movements jerky on my Vahva Jussi Construction Equipment?
- D
  Desiree CastilloAug 22, 2025
  If the movements of your Vahva Jussi Construction Equipment loader are jerky, consider these possible causes: * Air in the hydraulic system. Check the oil level and bleed air from the system. * Obstructions or leaks on the inlet side. Check for any obstructions or leaks. * A faulty pump. Inspect the pump and get it fixed.
J
Joel CisnerosAug 27, 2025
Why are the loader's descending movements slow on my Vahva Jussi Construction Equipment?
- M
  Mark RodriguezAug 27, 2025
  If your Vahva Jussi Construction Equipment loader's descending movements are slow, consider the following possible causes: * Obstructions in the oil lines. Check the lines and the chokes. * A clogged-up return filter. Clean or renew the filter. * Oil that is too thick. Change to a thinner, proper oil grade.