Stockman SK N User manual

USER GUIDE
Electric tow / tug
SK N
NOTE : All information contained in this document is based on the data available at the time of printing.
The manufacturer reserves the right to modify its products at any time without notice, obligation, or
constraint. Please check our website for any updates.
01.2021

Thank you for using this smart tow tractor, for your safety and correct operation, Please read these
instructions carefully before using it .
Keep this manual on file for future reference . If this is lost, please contact your local supplier for a new
copy.
Note: All of the information reported herein is based on data available at the moment of printing. The factory
reserves the right to modify its own products at any moment without notice and incurring any sanction. So it is
suggested to always verify possible updates.
1. OPERATING ENVIRONMENT AND WARNING
The smart tow tractor should be used in any dry space, on even and level floors or ground , The temperature
range in which the smart tow tractor can continuously operate is +5 ℃~ +30 ℃
Operator appropriately trained, familiar with operating ,maintenance and safety instructions
Operator must know and master the drive and operational properties of the smart tow tractor
Do not exceed the rated capacity
Do not modify the smart tow tractor without the manufacturer’s permission
Do not add or remove ,weld or bend any parts
Do not turn the smart tow tractor abruptly on a ramp
Never use the smart tow tractor to transport people
In case of a malfunction, push the safety emergency switch(No.2,fig.3 ) on the speed regulator .
2. GERNERAL SPECIFICATION
3. ATTACH HOOK TO MAINFRAME
3.1) Loosen and remove the setting Washer 8, Spring washer 8 and screw M8*25 (No.3, No.4,No.5,fig.1)
3.2) Put the joint plate（No.1, fig.1）under the mainframe and hook above the mainframe
3.3) Insert the washer 8, spring washer 8 and screw M8*25 ,Adjust hook height to appropriate position for moving
object, then tighten them securely.
Model SK1000N SK1500N
Rated capacity kg 1000 1500
Handle height mm 895 900
Total width mm 460 550
Total height mm 980 1000
Travel speed km / h 6 6
Brakes electromagnetic electromagnetic
Traction motor kw DC 0,4 DC 0,6
Traction battery V / Ah 24 / 25 24 / 36
Built-in charger V / Ah 24 / 3 24 / 5
Electronic controller type Curtis Curtis
Rubber wheels non-marking non-marking
Weight kg 110 200

Fig 1
Fig 2
1. Joint plate 1
2. Mainframe 1
3. Washer 8 4
4. Spring washer 8 4
5. Screw M8X25 4
6 Hook unit 1
No. Description Quantity
1. Joint plate 1
2. Mainframe 1
3. Joint base 1
4. Screw M8X25 4
5. Spring washer 8 4
6. Restoration spring unit 1
7. Handle 1
8. Locking mechanism 1
9. Bushing 1
10. Shaft 1
11. Nut M16 1
12. Hexagon socket screw 1
13. Slide block 1
14. Hook frame 1
No. Description Quantity

4. OPERATING AND ADJUSTING HOOK UNIT
After attached hook unit to mainframe, turn handle (No.6) backward, loosen nut M16 (No.11), Take allen
wrench,and insert the hole of the hexagon socket screw(No.12),then turn hexagon socket screw (No.12) , so that
the distance between slide block(No.13) and hook frame can be adjusted , to fit with object’s thickness , to clamp
the object ,then tighten nut M16.
Turn handle (No.6) backward, Moving hook to appropriate position, Turn handle forward, the object can be
clamped and can be moved.
5. DRIVING SMART TOW TRACTOR
1) Speed knob.
Speed and acceleration are freely programmable.
To operate the smart tow tractor moving forward or backward . turn the butterfly speed knob clockwise or counter
clockwise gently and smoothly .
FIG 3
2) Safety emergency switch (No.2 , fig 3)
The safety emergency switch prevents you from getting squeezed between the smart tow tractor and the obstacle .
When you push it , the smart tow tractor will stop.
3) Horn
4)High and slow speed switch .This button allows you to freely switch fast and slow. Handle unit (No.1 and No.2,fig
5)Pull locating stud (No. 4) out locating plate (No. 2), and turn handle unit to appropriate position, then insert
locating stud into locating plate.
No. Description Quantity
1. Speed knob 2
2. Safety emergency switch 1
3. Horn button 1
4. High and slow speed switch 1

5. GENERAL DRIVING INSTRUCTIONS
1) Before starting to operate, make sure that the daily maintenance has been carried out.
2) Turn the speed controller gently and smoothly;
3) To slow down, release the butterfly speed knob
6. BATTERY (No.1) AND CHARGER STAND (No.5)
If the battery voltage is low, it must be recharged. User takes out the charging cable（9）， one end plugging in the
charger plug（2）， the other end plugging in the socket with 100-240VAC. The charging indicator includes red and
green LED. Red LED shows that the power is charging. Green LED shows that the power is full. Charging full time
is about 8 hours.
Fig 4
No. Description Quantity No. Description Quantity
1 Screw M4X15 2 6. Screw M5X20 4
2 Charger plug 1 7. Storage battery 2
3. Protect cover 1 8. Limit stop 2
4. Hoop 2 9. charging cable 1
5. Charger 1

Attention：
Do not smoke when working with battery
Battery fluid is a corrosive and solution, avoid getting it on the skin or in the eyes
Please charge the battery in time
A low battery charge status may damage the battery during long-time use.
Getting wet in the rain and snow is never allowed.
7. MAINTENANCE
It is recommended to sign a maintenance agreement with the smart tow tractor dealer, who can also supply spare
parts. Contact our maintenance department or your smart tow tractor dealer for good and efficient maintenance
service
Safety instructions for maintenance
Keep the working area clean without oil ,grease, water etc
Carry out the daily check maintenance before operating
It is recommend to carry out semi-annual inspection service(500h)
Additional maintenance work for service 1000 hour