Dake Dura Press Force - 10/25 - Manual (Page 5)

Force 10DA & Force 25DA 5
PROBLEM & SOLUTIONS
Ram moves in the neutral
position 4-way valve is not functioning
correctly Test 4 way valve for proper
function
Ram runs jerky while moving
up and down Air in the system Self-bleeding system. Continue to
run ram up & down aprox. 15
times.
Machine will not build desired
pressure Relief valve needs to be reset
Hydraulic hoses connected
incorrectly or in reverse Remove octagon cap from back of
manifold and adjust set screw to
correct pressure. WARNING – Do
not exceed 2413 PSI for 10 tons
and 3145 psi for 25 tons. Make
sure the hose on top of the
cylinder is connected on the left
side of the valve by the gauge.
Pins are shearing or bending Relief valve needs to be reset
Remove octagon cap from back of
manifold and adjust set screw to
correct pressure. WARNING – Do
not exceed 2413 PSI 10 tons and
3145 psi for 25 tons
Oil leaks around the ram Cylinder seals need replacing Replace cylinder seals
Oil leaks around holes other
than the ram Bolts need to be tightened. Tighten bolts around the ram.
Ram will not extend the full 10
inches. Oil level is too low. Re-fill the reservoir with oil or add
oil up to the fill hole with the elbow
removed.
Hydraulic gauge will not read
pressure Hydraulic gauge is bad
Hydraulic hoses connected in
reverse Replace the hydraulic gauge
Switch the hydraulic lines
Motor will not start No power to it, Power switch
is bad Double check the electrical cord.
Trouble shoot power switch
Motor overheats and shuts
down Duty cycle time is exceeded
Too long of extension cord is
being used. Check the duty cycle time on the
motor.
Extension cord will lower the
Amps and will cause overheating
of the motor. Remove cord.
Motor runs but ram will not
move Motor runs in reverse rotation Check motor wiring diagram on
motor and correct motor rotation
with the yellow arrow on the motor