Manual Stair Robot SR1750 HE
Publication: 29-07-04
AATA INTERNATIONAL B.V.
6 Trouble shooting chart
The stairrobot SR 1750 HE is designed and built to function for several years with little
maintenance. In case a problem occurs please make the following checks. If the problem
continues to exist please contact your local dealer
Symptom
Possible course
Solution
•
Main
motor
does
not work
•
No
current
•
Check electrical wires
and connections
•
Check
magneto
switches
•
Check
capacitors
•
Hydraulic
pump-
motor does not
work
•
No
current
•
Check electrical wires
and connections
•
Check
magneto
switches
•
Check
capacitors
•
Main
motor
stops
•
Motor
overheated
•
Wait several minutes
•
Hydraulic
pump-
motor stops
•
Motor
overheated
•
Wait several minutes
•
Hydraulic
platform
does not lift
completely
•
Possible
oil-shortage
•
Refill oil with spindle oil;
check oil in oil-tank;
should be 5 mm under
the top of the tank
•
Hydraulic
platform
does not go down
•
Pressure relieve valve
•
Electro-magneto
switch
does not work properly
•
Open valve by turning it
counter clockwise,
move the platform up
and down a few times;
adjust the valve to the
weight of the load
•
Check electrical wiring
and connections
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