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Page 16
Troubleshooting Diagnosis Chart
1.00
NO
OPERATION
2.11 Hydraulic Down 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 Circuit Sentry
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 on P.C. board.
Reset circuit breaker.
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
Flush valve by operating Up and Down manual
override switches at same time for 4 to 5 seconds
several times.
Power pack must be mounted vertically.
Check fluid level. Use 5606 aviation fluid only (part
87010R). Check fluid level with platform lowered
fully. Fill to within 1-1/2" of the bottom of the fill
tube (neck).
3.11 Up Solenoid
3.12 Bad power and ground
3.00
PUMP DOES
NOT RUN WITH
OVERRIDE
SWITCH OR
HAND-HELD
PENDANT
Check for power on pump black wire going from
solenoid to motor.
See 1.00
Troubleshooting and
repair procedures
must be performed
as specified by au-
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-
diately! Do not attempt repairs
yourself. Contact your dealer
or call The Braun Corporation at
1-800-THE LIFT
®
. 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
Charts. The specific cause and
remedy can then be determined
by process of elimination. A
Electrical Schematic, Hydraulic
Diagram and Hydraulic Schemat-
ic are provided to aid in trouble-
shooting.
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