Mr. Blacksmith 8998049, Owner'S Manual

Page: 10 / 20

Page 10
TROUBLESHOOTING
TO PREVENT SERIOUS INJURY:
Use caution when troubleshooting a malfunctioning Jack.
Completely resolve all problems before use. If the solutions presented in the Troubleshooting guide do not solve the
problem, have a qualified technician inspect and repair the jack before use.
After the Ram and Pump are repaired: Test it carefully without a load by raising it and lowering it fully, checking for proper
operation, BEFORE RETURNING THE PUMP TO OPERATION.
Problem Possible Cause Solution
Ram does not operate
when handle is pumped
Release valve not tightly
closed
Firmly close the release valve
Air in the pump
Please follow the steps:
1 .Open the release valve by turning it counter-
clockwise, pump up the handle 10- 15 times
2.
Close the release valve by turning it clockwise,
pump up the handle 5-10 times
3.
Repeat step 1 and 2 for about 3 times
The steel ball is immersed
inside for too long time
Ram will not hold load
Release valve not tightly
closed
Firmly close the release valve
Malfunction in pump such
as dirt inside valve
mechanism
Please follow the steps:
1 .Open the release valve by turning it counter-
clockwise, pump up the handle 10- 15 times
2.
Close the release valve by turning it clockwise,
pump up the handle 5-10 times
3.
Repeat the step 1 and 2
Ram reluctant to lower
when load removed
Oil reservoir overfilled Drain oil to correct level
Piston binding Clean and lubricate moving parts
Overextend the ram Replace ram
Ram will not extend to
full range of stroke
Low oil level Add hydraulic oil to the reservoir
Ram tries to tilt to one
side
Incorrect of connection or
unbalance of the footing
Stop work and re-position ram and base, ensuring
it is well supported and as close to perpendicular
to the repair as possible
Distributed by
Forcome (shanghai) Co., Ltd
South Sizhuan Road,Shanghai 201612
Made in China