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KW-Series | Version 1.03

Care, Maintenance and Repair

Visual inspection

Wear measurement and renewal of load hook and lifting eye 

Fig. 5: Dimensions of the Crane scale

In accordance with DIN 15405 Part 1, the load hook and the 
lifting eye must be replaced with a widening of more than 
10%. 

 

Fig. 6: Hook Dimensions  

Maintenance 
interval 

Maintenance work

Before every 
use

Check Crane scale for damage.

Check the battery level before each 
use

Regularly inspect the Crane scale, 
including lifting eye and load hook for 
deformation, cracks or other defects. 
If the lifting eye or load hook is bent 
or the diameter is more than 10% 
worn, replace the lifting eye or the 
load hook.

After each 
use

Relieve the crane scales immedi-
ately after each use.
Oil the load hook and the lifting eye 
well.

40 hours

Lubricate all bearings.

upon need

Replacement of lifting eye and load 
hook

yearly

Safety test: If the crane scale is used 
in a company, it must be tested an-
nually in accordance with the Ger-
man Industrial Safety Ordinance and 
documented in accordance with § 
10. 

KW

5

10

A [mm]

92

94

B [mm]

135

145

C [mm]

45

60

D [mm]

325

364

E [mm]

155

155

F [mm]

230

230

G [mm]

585

770

H [mm]

650

810

ATTENTION!

Only use original parts from the manufacturer of the 
hoist as a replacement.

Model 

KW 5

KW 10

Load capacity KW

5 t

10 t

Load capacity hook

7 t

11 t

Length hook L [mm]

255

315

Wide hook B [mm]

184

190

Diameter 

Ø

 [mm]

51

60,5

Diameter D [mm]

21,5

31

Opening width E [mm]

42,5

60

Safety factor hook

4:1

4:1

Tolerance range dimensi-
ons

+/- 0,5 

mm

+/- 0,5 

mm

Summary of Contents for KW 50

Page 1: ...KW S ERIES KW 50 Operating Instructions Crane scale KW 50 KW 100...

Page 2: ...2 1 Symbol explanation 3 2 2 Obligations of the operating company 4 2 3 Requirements to staff 5 2 4 Personal protective equipement 5 2 5 General safety regulations 6 2 6 Safety information of operatin...

Page 3: ...We are always interested in valuable experience and knowledge gained from using the application which then could be shared and be valuable to develop our products even further 1 3 Limitation of liabil...

Page 4: ...ecessary The operating company must unambiguously reg ulate and determine the responsibilities for instal lation operation troubleshooting maintenance and cleaning The operating company must ensure th...

Page 5: ...ct our cus tomer service for the execution of all arising work 2 4 Personal protective equipment The personal protective equipment serves to protect per sons against impairments of safety and health w...

Page 6: ...ility Insurance Association the Central Agency for Accident Prevention the Test Guidelines and the test regulations according to DIN 685 Part 5 Nov 1981 UVV DGUV Regulation 54 and UVV DGUV Regulation...

Page 7: ...cidents or damage caused by these resi dual risks Risk of crushing of upper and lower limbs while equipment is operating During set up and adjustment works it may be come necessary to remove safety de...

Page 8: ...kaging All used packaging materials and packaging aids are recyclable and should be taken to a materials recycling depot to be disposed of The delivery packaging is made of cardboard so please dispose...

Page 9: ...alling or whose parts are not firmly connected Never use a rusted or damaged Crane scale Never leave a load lifted by the crane scale unatten ded When lifting or lowering a load make sure that the ope...

Page 10: ...lifted with the Crane scale Do not make any sudden changes in the direction of movement Never hang heavy loads for long periods of time to minimize the load on the crane scale and prevent accidents W...

Page 11: ...t is lb kg kg Lights when the unit is kg Report stands for Annotation The weight is above the defi ned range Determination of the weight stabilization phase The weight is below the defi ned range SETU...

Page 12: ...off The Symbol TARE shines a The balance must not be locked otherwise the symbol will be displayed Locking unlockingif you want to lock the scale The symbol Step 1 Press or if you want to lock the sc...

Page 13: ...t 2000 to 3000 divisions Step 3 The default resolution will be restored the next time the balance is turned on or user settings are made If you want to use the changes later then save the new resoluti...

Page 14: ...the safety of the hook is closed NOTE The automatic shutdown can be set to the following values 0 never 5 min 15 min 30 min 60 min ATTENTION The Auto Off feature maximizes battery life It starts the...

Page 15: ...ry should be stored bet ween 20 C 4 F and 50 C 122 F The bat tery should be charged every three months 6 When charging the battery the green charging indica tor light comes on If the lamp is red charg...

Page 16: ...r the load hook After each use Relieve the crane scales immedi ately after each use Oil the load hook and the lifting eye well 40 hours Lubricate all bearings upon need Replacement of lifting eye and...

Page 17: ...d dusty or ag gressive environment high switching frequency high duty cycle the test intervals must be shortened Expert for the inspection of cranes apart from the experts of the T V only the experts...

Page 18: ...ale for repair Display does not show 0 after discharge Tare set Warm up time of the Crane scale too short 1 Set tare 2 Longer warm up time The Button The button re mains pressed after being pressed 1...

Page 19: ...ispatched at the discretion of the supplier Information about the device type item number and year of manufacture can be found on the type plate The type plate is mounted on the device Example The loa...

Page 20: ...ing should help you to identify necessary spare parts in case of service If necessary send a copy of the parts drawing with the marked components to your authorized dealer Fig 8 Spare parts drawing 14...

Page 21: ...Electrical wiring diagram KW Series Version 1 03 21 Circuit diagram Fig 10 Circuit diagram of KW 50 and KW 100...

Page 22: ...cluding any changes in force at the time of declaration Relevant EU directives 2014 35 EU Low Voltage Directive The following harmonized standards were applied DIN EN ISO 12100 2010 Safety of machines...

Page 23: ...n 1 03 23 16 Maintenance plan Maintenance plan KW 40 h 200 h Requirement yearly Lubricate bearings wear measurement Lifting eye hook replacement Lifting eye hook Sicherheitspr fung Crane scale Date Op...

Page 24: ...www unicraft de...

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