PLS Access EA Series User Manual

Troubleshooting
Symptom
Possible cause
Solution
Lift will not deploy
Circuit breaker tripped/ Fuse
Blown
Re-set circuit breaker (push button in) situated on vehicle
or change fuse.
Handset button failure
Check wiring inside handset or change module
Lift arm spring failure
Replace damaged or stretched springs.
Arm linkage has seized in
Press the down button whilst pulling lift out. Note: must
stand clear of platform.
Platform unfolds when not in use
Hose burst/ hydraulic leak
Check for leaking oil, replace all necessary components
Close tap and re-stow lift
Manual override tap left open/
down valve manual override
opened
Close “red” down valve tap and re-stow lift.
Lift fails to power UP
Circuit breaker tripped
Re-set circuit breaker (push reset button in) situated near
to vehicle battery
Handset button failure
Replace handset module
Hose burst/ hydraulic leak
Check for leaking oil, replace necessary components
Low oil level in reservoir
drawing air into system
Top up reservoir with PLS BLUE hydraulic oil, 25mm from
top “max” (when lift is completely stowed)
Platform doors do not align
Platform structure bent
Replace damaged components.
Platform Knuckles not set
correctly
Adjust Platform Knuckles at platform pivot. Note: when
platform is down the Platform Knuckles must NOT be over
tensioned. i.e. can turn via finger pressure
See Platform Frame “Horizontal” Adjustment Procedure 7.3
See Platform Gates “Synchronizing” Procedure 7.4
Roll-off ramp not reaching floor.
NOTE. Keep fingers on DOWN
Button.
Lack of lubrication
Spray all pivots and moving parts with ACF-50
Ramp damaged or bent
Replace damaged parts
Uneven ground
Land the lift on a more suitable surface
Platform angle not set
Adjust stowage adjustment screws at base of platform to
set level position.
Bridging plate not dropping to
base plate
Lift not raised to max up
position
Power lift UP fully to floor height
Mechanism requires adjusting
Re-set and test bridge plate mechanism
Bridge plate is damaged
Replace damaged components
Platform angle not set
Adjust stowage adjustment screws at base of platform to
set level position
See Platform Frame “Horizontal” Adjustment Procedure 7.3
See Platform Gates “Synchronizing” Procedure 7.4
Activation spring has lost
tension
Replace as necessary
Bridge plate hinge has jammed
Loosen and re-lubricate/ replace parts as necessary.
Bridging plate not returning to
vertical position
Mechanism has stuck in down
position
Re-set, lubricate and test bridge plate mechanism
Gas strut has lost pressure
Replace parts as necessary.
12.1 Troubleshooting Instructions Access™ EA & Access™ EAB
12
Diagrams
13.1 Wiring Diagram - Power Pack - 3 Options Access™ EA & Access™ EAB
Diagrams
Wiring Diagram- “Standard”
13.1 Wiring Diagram- Power Pack- 3 Options Access™ EA & Access™ EAB
13
SIDE LED LH
(OPTIONAL)
SIDE LED RH
(OPTIONAL)
DOWN=BLUE STOW=YELLOW
UP DOWN STOW
3 BUTTON HANDSET
NC
COM
NO NC
COM
NO NC
COM
NO
1
2
RED BLACK
2
1
1
2
RED BLACK
2
1
STOP SENSOR
(OPTIONAL LOW PRESSURE
LIFTS)
FLASHER RELAY
(OPTIONAL)
UP=BROWN LIVE=BLACK
BK
BN
YE
BL
RD
STOP RELAY
(OPTIONAL LOW PRESSURE
LIFTS)
STOW RELAY
SECONDARY DOWN VALVE
(OPTIONAL)
FUSE
10A
16mm
NEGATIVE
BATTERY CABLE
STARTER SOLENOID
PRESSURE
SWITCH
ISOLATION SOLENOID
16mm
POSITIVE
BATTERY CABLE
12-24VDC
REMOVE LINK DURING INSTALLATION BEFORE FITTING CAB/ DOOR SWITCH.
BN RD
BL
BN YE
BK
P
YE/RD
YE
BN BN
BL
RD
BL/WH
BK
BN
BL
STOW WARNING SWITCH (BACK OF BOX)
THIS MICRO SWITCH IS USED TO SIGNAL WHEN THE LIFT IS
IN & OUT OF STOW. IT CAN BE USED TO SIGNAL A
WARNING LIGHT OR BUZZER ON THE DASHBOARD.
IT SHOULD NOT BE HARDWIRED TO THE VEHICLE BRAKES.
A
B
C
BU (NO) BN/BK1 (COM) BK2 (NC)
BLUE (NO) BROWN (NO)
BLACK 1 (NC)
BLACK 2 (NC)
CIRCUIT BREAKER
12V=70A
24V=40A
2
1
S
U
D
S
C
13

PLS Access EA Series Specifications

General

Brand	PLS
Model	Access EA Series
Category	Lifting Systems
Language	English