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Page 15
Troubleshooting Diagnosis Chart
1.00
NO
OPERATION
2.11 Hydraulic valve open
2.12 Pump mounted horizontal
2.13 No oil (low)
1.11 Low battery
1.12 Bad ground
1.13 Poor plug connections
1.14 Blown fuse
1.15 Bad circuit breaker
1.16 Defective Interlock
Check vehicle battery
Check for good ground between vehicle chassis
and 3/8” bolt on back of power pack.
Check all plugs for proper contact.
Check fuses. Check for power on terminal 9 of
terminal block on P.C. board.
Check 20 amp self reset circuit breaker. Check
25 amp fuse from circuit breaker to P.C. board.
Check for voltage on red wire with gray stripes in
interlock plug connected to P.C. board.
FUNCTION POSSIBLE CAUSE REMEDY
2.00
Pump Runs
But Will Not
Lift Platform
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up and down at same time for 4 to 5 seconds
several times.
Power pack must be mounted vertically.
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3.11 Up Solenoid
3.12 Bad power and ground
3.00
PUMP
DOES NOT
RUN WITH
MANUAL
OVERRIDE
OR REMOTE
Check for power on pump “T” wire going to solenoid.
See 1.00
Troubleshooting and
repair procedures
must be performed
DVVSHFLÀHGE\DX-
thorized service per-
sonnel only. Failure
to do so may result
in serious bodily
injury and/or property
damage.
If a problem occurs with your lift,
discontinue operation imme-
GLDWHO\'RQRW attempt repairs
yourself. Contact your dealer
or call The Braun Corporation at
7+(/,)7
®
. One of our
national Product Support repre-
sentatives will direct you to an
authorized service repairman who
will inspect your lift.
The cause of the problem can
be determined by locating the lift
function and related symptom in
the Troubleshooting Diagnosis
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remedy can then be determined
by process of elimination. A Wir-
ing Diagram, Electrical Sche-
matic, Hydraulic Diagram and
Hydraulic Schematic are provided
to aid in troubleshooting.
A Repair Parts section with ex-
ploded views and corresponding
parts lists is also provided. Cor-
rect the problem if possible. If the
problem continues, contact The
Braun Corporation.
W
A
RNING