Noblelift PSE15L-C 1600 User manual

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INSTRUCTION MANUAL
Electric Stacker PSE15L-C
WARNING
Do not use the electric truck before reading and
understanding these operating instructions.
NOTE:
●Please check the designation of your present type
at the last page of this document as well as on the
ID-plate.
●Keep for future reference.
This truck should be used in factories,
tourist attractions and playgrounds only.
Version 09/2020
PSE15L-C-SMS-002-EN

1
FOREWORD
Before operating the stacker, read this ORIGINAL INSTRUCTION MANUAL carefully and understand
the usage of the stacker completely. Improper operation could create danger.
This manual describes the usage of different electric power stackers. When operating and servicing the
stacker, make sure, that it applies to your type.
Keep this manual for future reference. If this or the warning/ caution labels are damaged or got lost,
please contact your local dealer for replacement.
This stacker complies with the requirements according to EN 3691-1; -5 (Industrial trucks- safety
requirements and verification, part 1; part 5), EN 12895 (Industrial trucks- electromagnetic compatibility),
EN 12053 (Safety of industrial trucks- test methods for measuring noise emissions), EN 1175 (Industrial
truck safety –electrical requirements), assumed the truck is used according to the described purpose.
ATTENTION:
•Environmentally hazardous waste, such as batteries, oil and electronics, will have a negative effect
on the environment, or health, if handled incorrectly.
•The waste packages should be sorted and put into solid dustbins according to the materials and be
collected disposal by local special environment protection bureau. To avoid pollution, it’s forbidden to
throw away the wastes randomly.
•To avoid leaking during the use of the products, the user should prepare some absorbable materials
(scraps of wooden or dry duster cloth) to absorb the leaking oil in time. To avoid second pollution to
the environment, the used absorbable materials should be handed in to special departments in
terms of local authorities.
•Our products are subject to ongoing developments. Because this handbook is only for the purpose of
operating /servicing the pallet truck, therefore please have understanding, that there is no guarantee
out of particular features out of this handbook.
NOTE: On this manual, the left sign means warning and danger, which can lead
to death or serious injury if not followed.
Copyright
The copyright remains with the company, mentioned on the CE- certificate at the end of this document or,
if sold within the USA, with the company, mentioned on the company sticker.

2
Table of Contents
1.CORRECTAPPLICATION...................................................................................................................... 3
2.DESCRIPTION OF THE ELECTRIC STACKER..................................................................................... 4
a.Overview of the main parts.............................................................................................................. 4
b.Main technical data.......................................................................................................................... 8
c. Description of safety devices and warning labels (Europe and others, except USA)..................10
d. Identification plate......................................................................................................................... 10
3. WARNINGS, RESIDUAL RISK AND SAFETY INSTRUCTIONS.........................................................11
4.COMMISSIONING, TRANSPORTING, DECOMMISSIONING............................................................12
a.Commissioning...............................................................................................................................12
b.Hoisting/ transportation.................................................................................................................. 12
c.Decommissioning........................................................................................................................... 13
5.DAILY INSPECTION .............................................................................................................................13
6.OPERATION INSTRUCTIONS............................................................................................................. 13
a.Parking........................................................................................................................................... 14
b.Residual lift diagram ...................................................................................................................... 14
c.Lifting.............................................................................................................................................. 14
d.Lowering......................................................................................................................................... 14
e.Driving............................................................................................................................................ 14
f.Steering........................................................................................................................................... 15
g.Braking...........................................................................................................................................15
h.Malfunctions................................................................................................................................... 15
i.Emergency......................................................................................................................................15
7.BATTERY CHARGING AND REPLACEMENT..................................................................................... 15
a.Replacement.................................................................................................................................. 16
b.Battery Indicator............................................................................................................................. 16
c.Charging......................................................................................................................................... 17
8.REGULAR MAINTENANCE.................................................................................................................. 17
a.Maintenance checklist.................................................................................................................... 18
b.Lubricating points...........................................................................................................................19
c.Check and refill hydraulic oil ..........................................................................................................19
d.Check the electrical fuses..............................................................................................................20
e.Remove and reassemble the protective mesh.............................................................................. 20
9. TROUBLE SHOOTING........................................................................................................................ 20
10. WIRING/ CIRCUIT DIAGRAM ........................................................................................................... 22
a.Electrical circuit diagram(lead-acid)............................................................................................... 22
b.Electrical circuit diagram(Li)...........................................................................................................24
c.Hydraulic circuit diagram................................................................................................................ 26

3
1.CORRECT APPLICATION
It is only allowed to use this electric pallet stacker according to this instruction manual.
The stackers described in this manual are self-propelled electric power pallet stackers. The stackers are
designed to lift, lower and transport palletized loads.
A wrong usage can cause human injuries or can damage the stacker.
The operator/ the operating company has to ensure the correct usage and has to ensure, that this pallet
stacker is used only by staff, which is trained and authorized to use this truck.
The pallet stacker has to be used on substantially firm, smooth, prepared, level and adequate surfaces.
The stacker is intended to be used for indoor applications with ambient temperatures between +5℃and
+ 40℃and for various transportation applications without crossing permanent obstacles or potholes. The
work on ramps is allowed if ramp is not exceeding the allowed angle. While operating, the load must be
placed approximately on the longitudinal centre plane of the stacker .
Lifting or transporting people is not allowed. If so, the loads must be lowered to lifting position (<300MM).
The stacker is not allowed to be used on lifting board or loading ramps.
The capacity is marked on capacity sticker as well on the Identification plate. The operator has to
consider the warnings and safety instructions.
Operating lighting must be minimum 50 Lux.
Modification
No modifications or alterations to this pallet truck which may affect, for example, capacity, stability or
safety requirements of the truck, shall be made without the prior written approval of the original truck
manufacturer, its authorized representative, or a successor thereof. This includes changes affecting, for
example braking, steering, visibility and the addition of removable attachments. When the manufacturer
or its successor approve a modification or alteration, they shall also make and approve appropriate
changes to capacity plate, decals, tags and operation and maintenance handbooks. By not observing
these instructions, the warranty becomes void.

4
2.DESCRIPTION OF THE ELECTRIC STACKER
a.Overview of the main parts
Fig. 1: Overview main parts
1 Motor cover
2 Drive wheel
3 Steering wheel
4 Charging indicator
5 Charging
6 Emergency button
7 Belly button
8 Accelerator knob (butterfly knob)
9 Multi-function tiller
10 Front cover
11 Battery indicator
12 Key switch
13 Truck body
14 Fork
15 Metal mesh
16 Load wheel
17 Hydraulic system
18 Load backrest (optional)

8
b.Main technical data
Fig. 2: Technical data
Table1: Main technical data for standard version
Type sheet for industrial truck according to VDI 2198
Distinguishing mark
1.2
Manufacturer’s type designation
PSE15L-C
1600
3600
1.3
Drive: electric (battery type, mains...), diesel, petrol, fuel gas
Electric
1.4
Operator type (hand, pedestrian, standing, order picker)
Pedestrian
1.5
Rated capacity/ rated load
Q(t)
1.5
1.6
Load centre distance
C(mm)
600
1.8
Load distance, centre of drive axle to fork
X(mm)
770
1.9
Wheelbase
Y(mm)
1220
1245
Weight
2.1
Service weight
kg
590
750
2.2
Axle loading, laden front/rear
kg
640/1450
690/1560
2.3
Axle loading, unladen front/rear
kg
410/180
525/225
Tires
3.1
Tires: solid rubber, superelastic, pneumatic, polyurethane
Polyurethane (PU)
3.2
Tyre size, front
x w (mm)
Ф220×70
3.3
Tyre size, rear
x w (mm)
Ф80×70
3.4
Additional wheels (dimensions)
x w (mm)
Ф100×50
3.5
Wheels, number front/ rear(x=driven wheels)
1x+1/2
3.6
Thread, front
b10(mm)
557
3.7
Thread, rear
b11(mm)
410/525
Dimensions
4.2
Height, mast lowered
h1(mm)
1980
2282
4.3
Free lift
h2(mm)
1508
78
4.4
Lift
h3 (mm)
1513
3513
4.5
Height, mast extended
h4(mm)
1985
4039

9
4.9
Height drawbar in driving position min./max.
h14mm
670/ 1228
4.15
Height, lowered
h13mm
87
4.19
Overall length
l1(mm)
1779
4.20
Length to face of forks
l2(mm)
629
4.21
Overall width
b1(mm)
820
4.22
Fork dimensions DIN ISO 2331
s/ e/ l(mm)
60/180/1150
4.25
Fork spread
b5(mm)
570/685
4.32
Ground clearance, centre of wheelbase
m2(mm)
27
4.34
.1
Aisle width for pallets 1000X1200 crossways
Ast (mm)
2324
4.34
.2
Aisle width for pallets 800×1200 lengthways
Ast (mm)
2269
4.35
Turing radius
Wa (mm)
1481
Performance data
5.1
Travel speed, laden/ unladen
km/h
4.0/4.4
5.2
Lift speed, laden/ unladen
m/s
0.087/ 0.148
5.3
Lowering, laden/ unladen
m/s
0.125/ 0.117
5.8
Max. gradeability, laden/ unladen
%
5/10
5.10
Service brake
Electromagnetic
6.1
Drive motor rating S2 60min
kW
0.75
Electric-engine
6.2
Lift motor rating S3 10%
kW
2.2
6.3
Battery according to DIN 43531/35/36 A, B, C, no
no
6.4
Battery voltage/ nominal capacity K5
V/Ah
2x12/1061)
6.5
Battery weight
kg
2x351)
6.6
Energy consumption according to DIN EN 16796
kWh/h
0.6
Addition
data
8.1
Type of drive unit
AC
8.4
Sound pressure at the driver’s seat according to DIN
EN 12053
db(A)
<70
1) Optional: 60Ah lithium battery (21.5kg)
Specification
Height, mast
lowered h1
(mm)
Height, free
lift h2 (mm)
Lift height
h3 (mm)
Maximum height,
mast extended h4
(mm)
Maximum lift
height
h3+h13 (mm)
Mono-mast
1600
1980
1508
1513
1985
1600
2000
2380
1908
1913
2385
2000
Two stage
mast
2600
1782
78
2513
3039
2600
2900
1932
78
2813
3339
2900
3200
2082
78
3113
3639
3200
3600
2282
78
3513
4039
3600

10
Fig.3 Safety devices and warning labels
c. Description of safety devices and warning labels (Europe and others, except USA)
A Decal (crane hook)
B Warning decal (do not stand under or on the forks)
C Label (load curve)
D Decal (read and follow these instructions)
E Decal (no passenger)
F Label (ID plate)
G Label (oil filling)
d. Identification plate
Electric Stacker
Special Equipment Manufacturing License No.
Type
xxxx
Rated capacity
xxxx kg
Rated voltage
xx V
Service weight
xxxx kg
Battery weight,
maximum
xxx kg
Battery weight,
minimum
xxx kg
Weight, without load
and battery
xxx kg
Lift height,
maximum
xxxx mm
Serial number
xxxxxxxxxx
Equipment code
xxxxxxxxxx
Name of manufacturer XXXXXXXXXXXXXXX
Address of manufacturer XXXXXXXXXXXXXXX
Fig. 4: Identification plate
The truck equips with an emergency button (6) which stops all
lifting-, lowering-, driving- functions and engages the fail-safe
electromagnetic brake when it is pressed. After checking the
functions of the controller, by pulling this button out the stacker
can be operated. Before operating the stacker, insert the key
and turn the switch (12) clockwise to activate the stacker. To
prevent against unauthorized access, turn the key
counterclockwise and pull it out. The stacker equips with a
safety (belly) button (7) which switches the driving function away
from the operator if the stacker travels towards the operator and
the tiller is activated in operation zone. Follow the instructions
indicated on the labels and decals, if they are damaged or
missed, replace them with new one in time.

11
3. WARNINGS, RESIDUAL RISK AND SAFETY INSTRUCTIONS
DO NOT
•Lift the load higher than the lift point when operating the stacker outdoors.
•Put feet or hands under or inside the lifting mechanical structure.
•Allow other person than the operator to stand in front of or behind the stacker when it is moving
or lifting/ lowering.
•Overload the stacker.
•Put feet in front of the wheels, otherwise you may get injured.
•Lift people. People could fall down and suffer severe injury.
•Push or pull the loads.
•Operate the stacker on ramps.
•Use a truck without a protective mesh (Fig 1, item 15-protective mesh).
•Load the goods on sides or tines. Load must be distributed evenly on the forks.
•Load the stacker with unstable or unbalanced goods.
•Operate truck without manufacturer’s written consent.
•Supply the truck with AC voltage other than 110V or 220V required by the charger.
Watch difference in floor levels when driving. Load could fall down or the truck could lose control. Keep
watching the condition of load. Stop operating the truck if load becomes unstable. Brake the truck and
activate the emergency button (6) by pushing when sliding load on or off the truck. If the truck has any
malfunctions, follow chapter 6.
Practice maintenance work according to regular inspection. This truck is not designed to be water
resistant. Use the truck under dry condition. Prolonged continuous operation might cause damage of the
power pack. Stop operation if temperature of hydraulic oil is too high.
•When operating the electric pallet stacker, the operator has to wear safety shoes.
•The truck should be used indoors with ambient temperatures between +5℃and + 40℃.
•The minimum operating lighting must be more than 50 Lux.
•Use the truck on ramps.
•To prevent unintended sudden movements when not operating the truck (i.e. from another
person, etc.), turn off the power for non operation.
•Lift loads may influence the operation view, take safety actions or with the help of auxiliary
means to keep good view for the operator.
•Avoid collision between the folding pedal and other articles, especially the collision and shearing
when traveling forwards. Keep safe operating speed at all times based on the environment.

12
Fig. 6: Fixing points
4.COMMISSIONING, TRANSPORTING, DECOMMISSIONING
a.Commissioning
Table 2: Commissioning data
After receiving our new pallet stacker or for re-commissioning you have
to do following before (firstly) operating the truck:
•Check if are all parts included and not damaged
•Check the package and charging of the battery (follow chapter 7)
•Operate the truck according to the daily inspections as well as the
functional checks.
b.Hoisting/ transportation
For transporting, remove the load, lower the forks to the lowest position and fasten the truck safely with
dedicated crane or hoisting equipment according to Fig. 5.
Hoisting
Use dedicated crane and hoisting equipment.
Do not stand under the swaying load.
Do not walk into hazardous area during hoisting.
Park the truck securely and lash the truck according to the
points identified in Fig. 6. Hoist the truck to its destination
and place the truck securely before removing the hoisting
equipment.
Transportation
ALWAYS FASTEN TRUCK SECURELY DURING TRANSPORTATION ONA LORRY OR TRUCK.
Lower the forks and park the truck securely. Fasten the truck according to Fig. 6 by fixing
dedicated lashing belts to chassis and mast, and fasten the other side at the transporting
lorry.
Type
PSE15L-C/1600
PSE15L-C/3600
Commissioning weight [kg]
605
765
Dimensions [mm]
1600
3600
Fig. 5: Hoist with a crane

13
c.Decommissioning
For storage, remove the load, lower the truck to the lowest position, grease all greasing points
mentioned in this handbook (regular inspection), and eventually protect the truck against corrosion and
dust. Remove the batteries and jack the truck safely, so that there will be no crush after storage.
For final decommissioning hand in the truck to a designated recycling company. Oil, batteries and
electric components must be recycled due to legal regulations.
5.DAILY INSPECTION
This chapter describes pre-work checks before operating the truck.
Daily inspection is effective to find the malfunction or fault on this truck. Check the truck on the following
points before operation.
REMOVE LOAD FROM TRUCK AND LOWER THE FORKS.
DO NOT USE THE TRUCK IF ANY MALFUNCTION IS FOUND.
●Check for scratches, deformation or cracks.
●Check if there is any oil leakage from the cylinder.
●Check the function of driving with tiller in its vertical position.
●Check the chain and rollers for any damage or corrosion.
●Check the smooth movement of the wheels.
●Check the function of the emergency brake by activating the emergency button.
●Check the functions of braking by activating the switches of the tiller.
●Check the lifting and lowering functions by operating the buttons.
●Check whether the protective mesh is damaged and assembled correctly.
●Check the horn.
●Check if all bolts and nuts are tightened firmly.
●Check the function of the key switch.
●Check the speed limit sensor.
●Visual check if there are any broken oil pipes or electric wires.
●If supplied with a load backrest, check it for damages and correct assembling.
6.OPERATION INSTRUCTIONS
PLEASE FOLLOW THE WARNINGS AND SAFETY
INSTRUCTIONS (CHAPTER 2) BEFORE PERATING
THIS STACKER.
MAKE SURE LOADS OR OTHER EQUIPMENT WILL
NOT CAUSE POOR VISIBILITY BEFORE OPERATING
THIS STACKER.!
Make sure that the load is placed horizontally and stably and the daily inspection is carried out.
When you start the truck, insert the key and turn it clockwise to "ON". The key can only be used on a
Fig.7: Tiller operating controls

14
pedestrian electric stacker. Before you insert the key, pull the emergency button up carefully.
Press the horn button (21) to activate the horn.
a.Parking
DO NOT PARK THE TRUCK ON INCLINED SURFACES.
The truck equips with an electromagnetic fail-safe stopping and parking brake.
Always lower the forks fully and park the truck in safe area. Turn the key
counterclockwise to "OFF" and pull out the key.
b.Residual lift diagram
The residual lift diagram indicates the maximum capacity Q [kg] for a
given load centre c [mm] and the corresponding lift height H [mm] for
the truck with horizontal load.
For example, with a load centre of gravity distance c of 600 mm and a
maximum lift height H of 3600 mm, the maximum capacity Q is 800 kg.
c.Lifting
DO NOT OVERLOAD THE TRUCK! MAXIMUM CAPACITY IS
1500KG FOR THIS TRUCK.
IFT ONLY THE CAPACITY ALLOWED ACCORDING TO THE
RESIDUAL LIFT DIAGRAM.
Travel with the fully lowered forks on the fork legs and press the
lifting button (22) until you reach the desired lifting height.
d.Lowering
If the forks are in the racking, firstly travel out of the racking carefully with or without the pallet. By
travelling out of the racking, take care that the forks are not touching the racking.
Press the lowering button (23) carefully. Lower the load until the forks are clear of the pallet, then drive
the truck carefully out of the load.
e.Driving
DRIVE ON INCLINES ONLY WITH THE LOAD FACING UPHILL.
DO NOT TRAVEL ON INCLINES MORE THAN SPECIFIED
TECHNICAL DATA.
DRIVING IS ONLY ALLOWED IF THE FORKS ARE LOWERED
DOWN TO THE LIFTING POSITION (<300MM).
Turn the inserted key to "ON" (Fig. 8), pull up the emergency button
carefully, start the truck, and move the tiller within the operating area
'F' (Fig. 11).
Turn the accelerator knob to the desired direction forward ‘Fw.’ Or
backwards ‘Bw.’(Fig. 11).Control the driving speed by carefully moving accelerator knob (13) until the
desired speed is reached.If you move the accelerator knob back to the neutral position, the controller will
decelerate the truck until it stops.
Fig. 9: Residual lift diagram
Fig. 10: Load facing uphill

15
If the truck stops, the parking brake will be engaged.
Carefully drive the truck to the destination. Watch the
route conditions and adjust the driving speed via the
accelerator knob.
f.Steering
Steer the truck by moving the tiller to left or right side.
g.Braking
THE BRAKING PERFORMANCE DEPENDS ON THE TRACK CONDITIONS AND
THE LOAD CONDITIONS OF THE TRUCK
The braking function can be activated in several ways (Fig.7, Fig. 11):
●By moving the accelerator knob (13) back to the initial ‘0’ position or by releasing the knob, the
regenerative braking is activated. The truck starts braking until it stops.
●By moving the accelerator knob (13) from one driving direction directly to the opposite direction, the
truck brakes regenerative until it starts traveling into the opposite direction.
●The truck brakes, if the tiller is moved up or down to the braking zone (‘B’). If the tiller is released,
the tiller moves automatically up to the upper baking zone (‘B’).The truck starts braking until it stops.
●The safety (belly) button (12) prevents the operator from being crushed. If this button is activated,
the truck decelerates and/ or starts traveling backwards (‘Bw.’) for a short distance and stops.
Please consider, that this button also operates, if the truck is not traveling and the tiller is in the
operating zone.
h.Malfunctions
If there are any malfunctions or the truck cannot be operated, please stop using the truck and
activate the emergency button (6) by pressing it. If possible, park the truck in a safe area, turn the
key switch (12) counterclockwise and then pull out the key.
Inform immediately the manager and/ or call your after-sales service. If necessary, move the truck
out of the operating area by using dedicated towering/ lifting equipment.
i.Emergency
In emergencies or in the event of tipping over, keep safe distance please. If possible, press the
emergency button (6). All electrical functions will be blocked.
7.BATTERY CHARGING AND REPLACEMENT
•Only qualified personnel are allowed to service or charge the batteries. Must follow the
instructions of this manual and the explanations of the manufacturer.
Fig.11: Operating direction

16
Fig. 12: Battery replacement
•The battery is maintenance-free; refilling is not allowed.
•Recycling of batteries undergoes national regulations. Follow the regulations.
•By handling batteries, open fire is not allowed, as it may cause gas explosion.
•In the area of battery charging neither burning materials nor burning liquids are allowed.
Smoking is prohibited and the area must be ventilated.
•Park the truck securely before starting charging or assembling/replacing batteries.
•Before finishing the maintenance work, make sure that all cables are connected
correctly and there are no disturbing towards other parts of the truck.
For lead-acid battery model, the stacker equips with:
12V/ 105Ah lead-acid battery, 2pcs
For lithium battery model, the stacker equips with:
24V/ 60Ah lithium battery, 1pc
THE WEIGHT OF BATTERY WILLAFFECT OPERATION OF THE TRUCK.
PLEASE CONSIDER THE MAXIMUM OPERATING TEMPERATURE OF LEADACID BATTERIES.
a.Replacement
Park the truck safely, turn off the stacker with the key (12) and
press the emergency button (6). Unscrew the 2 screws on the
main cover and remove the main cover. Remove the screws on
the negative anode from the two batteries (indicated as ‘-’), then
remove the screws on the positive anode (indicated as ‘+’), put
the wire harness aside, loosen the battery cover and remove it.
Observe when removing the battery and do not touch the upper
electrical indicator display or the oil tank on the side. Remove
the second battery of the lower position (only for lead-acid truck)
in the same way;Assembling way is in reverse way. Please
connect the positive anode of the battery first. Otherwise, the
truck will be damaged.
②two lead-acid batteries;
③A lithium battery;
b.Battery Indicator
The state of battery discharge is indicated by 10 red LED display notches.
Fig. 13: Battery discharge indicator
Battery discharge
Battery fully charged

17
The LED on the far right is on when the battery is properly charged and reaches the reset voltage. As the
SOC of the battery decreases, the LED lights turn on progressively but only one at a time. This Indicator
has power-off memory function.
•The second left LED flashes, indicating "energy reserve" (70% discharge).
•The left two LED flashes alternately, indicating "power empty" (80% discharge).
•3. Light color: 1st-2nd notch (red), 3rd-5th notch (yellow), 6th-10th notch (green) from left side.
•4. Hour meter: trigger pin timing, accumulation type, with memory function.
c.Charging
●The truck equips with a built-in charger, other chargers
are not allowed to charge the battery.
●The truck equips with a built-in charger, other chargers
are not allowed to charge the battery. Please understand
the instructions fully for the charger before using it.
●The room where you charge the battery must be ventilated.
●The fully-charged status can be only checked from the
discharge indicator. To control the status, the charging
must be interrupted and the truck must be started.
Park the truck at a dedicated and secured area with power supply.
Lower the forks and remove the goods;
Switch off the truck, pull out the charger spring cable (Fig. 5), and
insert the plug into the required power socket.
The charger starts to charge the battery.
If the green charging LED indicator (Fig. 14) is on, the charging is
completed. If the red charging LED indicator flashes, the battery is
being charged. The following table shows the function of the LED
indicators:
Table 3: LED indicator status
After charging, remove the connector from the socket and put the
spring cable back to the truck.
8.REGULAR MAINTENANCE
•Only qualified and trained personnel are allowed to do maintenance on this truck.
•Before maintaining, remove the load from the forks and lower the forks to the lowest position.
•If you need to lift the order picker, please use the specific binding equipment or lifting equipment
mentioned in Chapter 4. Before lifting the order picker, please put the safety device (for instance
designated jack, wedge, or wooden blocks) under the order picker to avoid accidental fall,
LED indicator
Battery status
Red LED flashes
Charging
Green LED is on
Fully-charged
Alternating yellow and
green LED
Invalid connection or battery
failure
Fig. 15 Battery charging
Fig. 14: LED indicator status

18
movement or sliding.
•Please pay attention by maintain the tiller arm. The gas pressure springs are assembled by
compression. Carelessness causes injury.
•Use approved and from your dealer released original spare parts.
•Please consider that oil leakage of hydraulic fluid can cause failures and accidents.
•If you need to replace the wheel, please follow the instructions above. Casters must be round
and free from abnormal wear.
•Check the key items emphasized in the maintenance checklist.
a.Maintenance checklist
Table 4: Maintenance checklist
Interval (month)
1
3
6
12
Hydraulic unit
1
Check the hydraulic cylinder, piston for damage noise and leakage
•
2
Check the hydraulic joints and hose for damage and leakage
•
3
Check the hydraulic oil level, refill if necessary
•
4
Refill the hydraulic oil ( 12 month or 1500 working hours)
•
5
Check and adjust the function of the pressure valve (1000 kg +0/ +10%)
•
Mechanical system
6
Check the forks for deformation and cracks
•
7
Check the chassis for deformation and cracks
•
8
Check if all screws are fixed
•
9
Check mast and chain for deformation or damages, replace if necessary
•
10
Check the gearbox for noise and leakage
•
11
Check the wheels for deformation and damages, replace if necessary
•
12
Lubricate the steering bearing
•
13
Check and lubricate the pivot points
•
14
Lubricate the grease nipples
•
15
Replace the damaged protections and/or protection board
•
Electric system
16
Inspect the electric wiring for damage
•
17
Check the electric connectors and terminals
•
18
Test the Emergency switch function
•
19
Check the electric drive motor for noise and damages
•
20
Test the display
•
21
Check if correct fuses are used, if necessary replace.
•
22
Test the audio warning signal
•
23
Check the contactors
•
24
Check the frame leakage (insulation test)
•
25
Check function and wear of the accelerator
•
26
Check the electrical system of the drive motor
•
Braking system

19
27
Check brake performance, if necessary replace brake disc or adjust air gap
•
Battery
28
Check the battery voltage
•
29
Clean and grease the terminals and check for corrosion and damage
•
30
Check the battery housing for damages
•
Charger
31
Check the main power cable for damages
•
32
Check the fail-safe protection during charging
•
Function
33
Check the horn function
•
34
Check the air gap of the electromagnetic brake
•
35
Test the emergency braking
•
36
Test the reverse and regenerative braking
•
37
Test the safety (belly) button function
•
38
Check the steering function
•
39
Check the lifting and lowering function
•
40
Check the buttons on the tiller
•
41
Check whether the key switch is damaged and check the function
•
42
Check the speed limit sensor (lift height >~300mm)
•
General
43
Check if all decals are legible and complete
•
44
Check and ensure that the protection board and/or protections are not damaged
•
45
Check the casters, adjust the height or replace the worn wheel
•
46
Carry out a test run
•
b.Lubricating points
Lubricate the marked points according to the maintenance checklist. The required grease specification is:
DIN 51825, standard grease.
c.Check and refill hydraulic oil
The required hydraulic l type is:
Temperature
–5℃~25℃
>25℃
Hydraulic oil type
HVLP 32,
DIN 51524
HLP 46,
DIN 51524
Viscosity
28.8-35.2
41.4-47
Oil volume
4L (refer to the truck type)
Waste material like used oil, waste batteries or others must be properly disposed and recycled according
to the national regulations and bring the waste material to a recycling company if necessary.
1. Bearings on load rollers
2. Mast
3. Chain
4. Steering bearing
5. Gearbox
6. Side wheel bearing
Fig. 16: Lubricating points

20
d.Check the electrical fuses
Remove the main cover. The fuse is located in the position
shown in Fig. 17. Check Table 5 for the specifications.
e.Remove and reassemble the protective mesh
Do not use this truck if the protective mesh is damaged or not assembled correctly!
If you want to remove the protective mesh, remove the fixed screws and carefully remove the
protective mesh. The screws are still on the truck. When you reassemble the protective mesh, place
the mesh and fix each screw correctly. If you need to replace spare parts, please contact after-sales
service.
9. TROUBLE SHOOTING
IF THE TRUCK HAS MALFUNCTIONS FOLLOW THE INSTRUCTIONS THAT MENTIONED IN
CHAPTER 6.
TROUBLE
CAUSE
REPAIR
Loads cannot be lifted
Load weight is too high
Load the truck within rated capacity.
Battery discharged
Charge the battery.
Lifting fuse faulty
Check and replace the lifting fuse.
Hydraulic oil level too low
Check and refill hydraulic oil.
Oil leakage
Check and repair the seal
performance of the oil hoses and/or
cylinder.
Oil suction failure
Excessive quantity of oil.
Reduce oil quantity.
Loads cannot be
lowered
Dirty oil blocks the control valve.
Check the hydraulic oil and clean
the control valve. Replace hydraulic
oil if necessary.
The lowering electromagnetic valve is
not activated or it is damaged.
Check or replace the lowering
electromagnetic valve .
Stacker cannot be
operated
Battery is charging
Charge the battery completely and
then remove the main power plug
form the electrical socket.
Battery not connected
Connect the battery correctly.
Fig. 17: Location of fuses
Table 6: Trouble shooting
Table 5: Specifications of the fuses
Specification
FU1
10A
FU2
0.5A
FU 01
80A
FU 02
200A

21
Fuse failure
Check and eventually replace fuses.
The battery is discharged.
Charge the battery.
The truck is not powered on.
Check emergency switch, key
switch and other switches.
The sequence of operations is wrong.
Move the tiller bar to the braking
position and put the tiller bar back to
the operating position, then operate
the accelerator
Stacker only travels in
one direction
The accelerator and the connectors are
damaged.
Check the accelerator and the
connectors.
Stacker travels very
slowly
The battery is discharged.
Check the battery status by the
discharge indicator.
The electromagnetic brake is engaged.
Check the electromagnetic brake.
The relating tiller cables are
disconnected or damaged
Check the tiller cables and
connectors.
Stacker starts up
suddenly
The controller is damaged.
Replace the controller.
The accelerator cannot turn back to its
neutral position.
Repair or replace the accelerator.
If the truck has malfunctions and can’t be operated out of the working zone, jack the truck up and go with
a load handler under the truck and ensure the truck safety. Then move the truck out of the aisle

22
10. WIRING/ CIRCUIT DIAGRAM
a.Electrical circuit diagram(lead-acid)
Fig. 18: Electrical circuit diagram(lead-acid)