Braun 07 Series User Manual

Page 51
Troubleshooting Diagnosis Chart
FUNCTION SYMPTOM POSSIBLE CAUSE REMEDY
9.00
PLATFORM
FOLD
(In)
8.00
PLATFORM
UP
9.10
No
Operation
9.30
Faulty or
Sluggish
Operation
8.60
Front and Rear
Parallel Arms
Not “In-Time”
(out-of-sync)
8.41 Backup pump release valve
contamination
8.42 See 8.11 and 8.20
8.51 See 8.13
8.61 See 2.15, 2.22, 2.23, 2.24, 2.26,
and 2.27
8.62 Air in hydraulic lines
9.11 Platform not fully raised
9.12 See 1.00 and 8.25
9.13 Up/Fold Microswitch defective or out
of adjustment
9.14 Hydraulic Platform Sensor Pressure
Switch out of adjustment or
defective
9.15 Microswitch or hydraulic pressure
switch harness(es) disconnected,
damaged or otherwise defective
9.21 See 8.20
9.31 See 2.15, 2.16, 2.21, 2.22, 2.23,
2.24, 2.26, 2.27, 2.28, 9.13 and
9.14
9.41 See 8.40
9.42 Lift-Tite
™
latches not securing
platform mounted catch rollers.
Flush clean or replace. See Systems
Descriptions for Priming and Flushing
procedure
Check hydraulic fluid level and add
Dextron III transmission fluid if required.
Cycle lift 10 times pausing a few
moments between cycles to allow air to
move out of lines. Note: Check oil level
with platform fully lowered and roll stop
fully unfolded. See Systems Descrip-
tions for details.
Raise platform
Adjust or replace. See Microswitches in
Systems Descriptions for details (pages
42 and 43)
Adjust or replace. See Hydraulic Platform
Sensor Pressure Switch in Systems
Descriptions for details (page 45)
Connect, repair or replace
Verify mounting hardware is in place and
dampening springs retract after being
extended. Platform catch roller retainers
must be secure and rollers spin freely.
Lubricate and/or replace.
8.40
Platform
Drifts
Down
8.50
Faulty Floor
Level Switching
9.20
Motor Runs
But
Doesn’t Fold
9.40
Platform
Drifts
Down (Out)
8.30
Sluggish
Operation
continued continued
8.23 Leak in hydraulic system
8.24 Cylinder(s) leak
8.25 Down solenoid/valve stuck open
due to contamination or otherwise
defective
8.31 Relief valve set too low
8.32 Excessive load
8.33 See 3.20, 8.16 and 8.20
Repair
Repair or replace — See Systems
Descriptions for details.
Replace
Factory set at 2100 psi. See Systems
Descriptions for adjustment procedure
Remove excess weight
8.20
Motor Runs
But
Doesn’t Lift

Braun 07 Series Specifications

General

Brand	Braun
Model	07 Series
Category	Lifting Systems
Language	English