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Thern 5PA5 Ensign Series, Owner'S Manual

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Thern 5PA5 Ensign Series Owner'S Manual Download Page 1

Read this Own er’s Man u al 
thor ough ly be fore op er at ing 
the equip ment. Keep it with 
the equip ment at all times. 
Re place ments are avail able 
from Thern, Inc.,
5712 Industrial Park Road, 
Winona, MN 55987,
507-454-2996.
www.thern.com

Owner’s Man ual

For 
5PA5 Ensign Series
Portable Davit Cranes

IMPORTANT: Please record 
product information on 
page 2. This information is 
re quired when calling the 
fac to ry for service.

ORIGINAL TEXT

A11577B-0613

Summary of Contents for 5PA5 Ensign Series

Page 1: ...cements are available from Thern Inc 5712 Industrial Park Road Winona MN 55987 507 454 2996 www thern com Owner s Manual For 5PA5 Ensign Series Portable Davit Cranes IMPORTANT Please record product in...

Page 2: ...THIS PRODUCT IS LIMITED IN DURATION TO THE DURATION OF THIS WARRANTY Some states do not allow the exclusion or limitation of incidental or consequential damages or allow limitations on how long an im...

Page 3: ...of the equipment Do not use more than one crane to move a load that exceeds the load rating of a single crane A shift in load weight could overload the equipment Do not use damaged or malfunctioning...

Page 4: ...ible for maintenance and operation 1 1 3 INSTALL THE CRANE on a level surface An uneven surface may cause the boom to rotate in the direction the mast is leaning 1 1 4 FASTEN THE BASE securely to the...

Page 5: ...ection 1 1 for additional information and crane overturning moments and mounting bolt reaction forces 1 2 4 ASSEMBLE THE CRANE in the following order a FASTEN THE WINCH to the mounting bracket using t...

Page 6: ...of wire rope onto the drum to act as anchor wraps Refer to the instructions in the Winch Owner s Manual 1 2 6 RAISE THE BOOM into position and secure in place with the boom brace assembly as shown in...

Page 7: ...o Con sider the following when determining duty rating a ENVIRONMENT harsh environments include hot cold dirty wet corro sive or explosive surroundings Protect the equipment from harsh envi ronments w...

Page 8: ...ment in the system 2 2 4 POSITION THE BOOM so the load hook is centered over the load Avoid side pulls which could damage the crane or cause the load to tip See Figure 5 a ADJUST SHEAVE POSITION by mo...

Page 9: ...in the Winch Owner s Manual 2 4 3 OBSERVE THE WIRE ROPE as it winds onto the drum If it becomes loose uneven or overlapped stop the operation and rewind the wire rope before continuing Continued opera...

Page 10: ...BRICATE THE BASE PIN located at the bottom of the base before in stallation and at least every 3 months Use a grease brush to apply a film of NLGI 2 grease to the pin 3 2 3 LUBRICATE THE MAST BEARING...

Page 11: ...drum and release the anchor c REPLACE THE ROPE KEEPER PINS 3 3 5 REMOVE THE WINCH HANDLE on hand winches or disconnect electric current on power winches Refer to instructions in the Winch Owner s Man...

Page 12: ...inch handle rotates freely in both directions On power operated models make sure the winch responds to the control device It must rotate as shown on the control labels and it must turn off when you re...

Page 13: ...s not operate properly sheaves holes worn distorted or otherwise damaged does not rotate freely wire rope bent crushed otherwise damaged wire rope loosely or unevenly wound broken wires see Figure 7 r...

Page 14: ...ler guides Note the location and concentration of broken wires Replace wire rope if more than 6 wires are broken in one lay or more than 3 wires are broken in one strand in one lay See Figure 7 Make s...

Page 15: ...er correct incorrect Figure 9 Rope Diameter The wire rope assembly must be replaced if the diameter mea sures less than the minimum diameter at any point wire rope diameter minimum diameter 3 16 in 11...

Page 16: ...maged areas down to the bare metal b CLEAN THE AREA thoroughly c REPAINT with a high quality primer and finishing coat 3 5 4 TO ORDER REPAIR PARTS contact your local dealer Include the follow ing info...

Page 17: ...HE CRANE and store all parts in a cool clean place away from corrosive chemicals and moisture 4 2 2 SEAL THE CRANE in plastic with a desiccant to help protect it from rust corrosion and other damage 4...

Page 18: ...534 6 17 PIN QUICK RELEASE 188 X 3 000 SST SEE SPEC A11535 2 18 PLUG FINISH RND 2 250 X 10 14GA BLK A11560 1 19 LABEL NAMEPLATE CRANES CE A11529 1 20 LABEL NAMEPLATE THERN LOGO A6889 2 21 LABEL WARNIN...

Page 19: ...316 SST AISI 316 B5820SS316 B6251SS316 model material item 1 item 2 5BW5 STEEL B5819RED B6251RED 5BW5G STEEL B5819GAL B6251GAL 5BW5S SST AISI 304 B5819SS B6251SS 5BW5S316 SST AISI 316 B5819SS316 B6251...

Page 20: ...r level 114 in 2 5 in DIA 64 mm 2896 mm IMPORTANT It is the owner or operator s responsibility to determine the suitability of the equipment to its intended use Study all applicable codes manuals and...

Page 21: ...Owner s Manual for Thern 5PA5 Ensign Series Portable Davit Cranes page 21 A11577B 0613 NOTES...

Page 22: ...Owner s Manual for Thern 5PA5 Ensign Series Portable Davit Cranes page 22 A11577B 0613...

Page 23: ...Owner s Manual for Thern 5PA5 Ensign Series Portable Davit Cranes page 23 A11577B 0613...

Page 24: ...Thern Incorporated 5712 Industrial Park Road Winona MN 55987 PHN 507 454 2996 FAX 507 454 5282 EMAIL info thern com www thern com...

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