Konecranes CU1 - Table of Contents

26.03.1996 • KHH SEENXL13A

•For Authorized KCI Service Agents Only•

KCI Hoists Corporation reserves the right to alter or amend the above information without notice

Page 2

XL

Service Manual

CU1

KCI KONECRANES GROUP

KCI HOISTS CORPORATION

INDEX

INDEXINDEX

INDEX

1 DESCRIPTION

1 DESCRIPTION1 DESCRIPTION

1 DESCRIPTION ................................

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....................................................

........................................

.................... 4

44

4

2 FRONT PANEL AND DISPLAY INFORMATION

2 FRONT PANEL AND DISPLAY INFORMATION2 FRONT PANEL AND DISPLAY INFORMATION

2 FRONT PANEL AND DISPLAY INFORMATION................................

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.........................................

..................

......... 5

55

5

2.1 NUMERICAL DISPLAY ...................................................................................................................................5

2.2 S

UPERVISORY VALUES: SWP, RUN TIME, STARTS, OVERLOADS .......................................................................5

2.3 S

AFETY FUNCTIONS: TEMP, LOAD AND BRAKE ...............................................................................................5

2.4 I

NDICATOR LIGHT: READY............................................................................................................................5

2.5 R

EMOTE INDICATOR (OPTIONAL EQUIPMENT).................................................................................................6

2.6 L

OAD DISPLAY.............................................................................................................................................6

2.7 E

RROR MESSAGES........................................................................................................................................6

2.8 P

ROGRAM VERSION......................................................................................................................................6

2.9 P

ROGRAMMING AND CONTROLLING OF CU1 ..................................................................................................7

3 SUPERVISORY AND SAFETY FUNCTIONS

3 SUPERVISORY AND SAFETY FUNCTIONS3 SUPERVISORY AND SAFETY FUNCTIONS

3 SUPERVISORY AND SAFETY FUNCTIONS ................................

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...............................................

..............................

............... 8

88

8

3.1 CALCULATING OF THE HOIST'S SAFE WORKING PERIOD (SWP)........................................................................8

3.2 M

EASURING OF THE RUNNING HOURS (RUN TIME)..........................................................................................9

3.3 C

OUNTING OF THE NUMBER OF STARTS (STARTS)..........................................................................................10

3.4 C

OUNTING OF OVERLOAD INCIDENTS (OVERLOADS)......................................................................................10

3.5 O

VERHEATING PROTECTION OF THE HOISTING MOTOR (TEMP).......................................................................11

3.6 O

VERLOAD PROTECTION (LOAD).................................................................................................................11

3.7 D

ETECTION OF THE HOISTING MOTOR'S BRAKE WEARING (BRAKE).................................................................12

3.8 B

RAKE STATUS SUPERVISION......................................................................................................................13

4 STARTUP ROUTINE

4 STARTUP ROUTINE4 STARTUP ROUTINE

4 STARTUP ROUTINE ................................

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............ 14

1414

14

4.1 CHECKING OF THE CALIBRATION AND OPERATION OF THE CU1 .....................................................................14

4.2 L

OAD TEST................................................................................................................................................15

4.3 C

HECKING OF SELECTED FUNCTIONAL OPTIONS............................................................................................16

5 SETUP ROUTINE

5 SETUP ROUTINE5 SETUP ROUTINE

5 SETUP ROUTINE ................................

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................................................

................................

................ 17

1717

17

6 TROUBLE SHOOTING

6 TROUBLE SHOOTING6 TROUBLE SHOOTING

6 TROUBLE SHOOTING................................

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................

........ 20

2020

20

6.1 CU1 LOOKS NORMAL BUT LIFTING DOES NOT WORK .....................................................................................20

6.2 A

N ERROR-MESSAGE (ERR_X) IS DISPLAYED ...............................................................................................21

6.3 T

HE RED TEMP-LIGHT IS LIT OR BLINKING ...................................................................................................21

6.4 CU1'

S OVERLOAD PROTECTOR PREVENTS LIFTING BELOW THE RATED LOAD ..................................................21

6.5 T

HE RED BRAKE-LIGHT IS LIT OR BLINKING .................................................................................................22

6.6 T

HE CU1'S FRONT PANEL IS OUT AND HOISTING IS PREVENTED .....................................................................22

6.7 T

HE CU1 IS HOT AND IT DOESN'T WORK CORRECTLY....................................................................................22

6.8 T

HE LOAD SENSOR SIGNAL FLUCTUATES......................................................................................................22