Thern 5FT20 Series Owner'S Manual Download Page 1

Page: 1 / 24

dlh

online.co.uk

A25317-A-1119

Winches & Cranes

Read this Owner’s Manual
thoroughly before operating
the equipment. Keep it with
the equipment at all times.
Replacements are available
from

dlhonline.co.uk - 0161 223 1990

IMPORTANT: Please record
product information on
page 2. This information is
required when calling the
factory for service.

ORIGINAL TEXT

Owner’s Manual

For
5FT20 and 5FT25 Series
Stationary Davit Cranes

Summary of Contents for 5FT20 Series

Page 1: ...ment Keep it with the equipment at all times Replacements are available from dlhonline co uk 0161 223 1990 IMPORTANT Please record product information on page 2 This information is required when calli...

Page 2: ...OR BREACH OF ANY EXPRESS OR IMPLIED WARRANTY ON THIS PRODUCT EXCEPT TO THE EXTENT PROHIBITED BY APPLICABLE LAW ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ON THIS PRODU...

Page 3: ...on the drum at all times to serve as anchor wraps With less than 4 wraps on the drum the wire rope could come loose causing the load to escape Keep hands away from sheaves gears wire rope and other m...

Page 4: ...other approved lifting device Do not operate the crane with guards removed or improperly installed Do not divert your attention from the operation Stay alert to the possibility of accidents and try t...

Page 5: ...turning moments and mounting bolt reaction See Table 1 a FOR STANDARD PRODUCTS referred to in this manual use coarse thread fasteners grade 5 or better Recommended torque for 5 8 inch coarse threaded...

Page 6: ...so the boom is horizontal 1 2 8 SLIDE THE BOOM EXTENSION into the boom and secure in place with the clevis pin and lynch pin provided Make sure the boom extension is positioned correctly with auxiliar...

Page 7: ...of use the equipment is subject to Consider the following when determining duty rating a ENVIRONMENT harsh environments include hot cold dirty wet corrosive or explosive surroundings Protect the equip...

Page 8: ...hly trained in operating the equipment and properly clothed hard hat safety shoes and safety glasses no loose clothing d THE LOAD must be clear of other objects and free to move Make sure the load wil...

Page 9: ...is balanced and securely attached before continuing 2 4 2 OPERATE THE WINCH to raise or lower the load Refer to the instructions in the Winch Owner s Manual 2 4 3 OBSERVE THE WIRE ROPE as it winds ont...

Page 10: ...ted inside of the mast before installation and at least every 3 months Use a grease gun to apply NLGI 2 grease to the grease fitting on the side of the mast 3 2 3 LUBRICATE THE MAST BEARING located at...

Page 11: ...5 REMOVE THE WINCH and adapter plate from the crane 3 3 6 REMOVE THE BOOM EXTENSION a ADJUST THE BOOM ANGLE using the ratchet jack so the boom is horizontal b SECURE THE BOOM EXTENSION then remove the...

Page 12: ...ut hesitation or strain On hand operated models make sure the winch handle rotates freely in both directions On power operated models make sure the winch responds to the control device It must rotate...

Page 13: ...under load brake corroded cracked worn otherwise damaged brake does not operate properly sheaves holes worn distorted or otherwise damaged does not rotate freely wire rope bent crushed otherwise dama...

Page 14: ...more than 3 wires are broken in one strand in one lay See Figure 5 Make sure the load hook or other device is securely attached to the wire rope and the wire rope where it is attached is not frayed co...

Page 15: ...inspect and replace as necessary boom bounces up and down load too heavy lighten load mounting bolts loose tighten mounting bolts to proper torque sheave worn or damaged inspect and replace as necess...

Page 16: ...nformation when ordering model number serial number or code number part number product finish enamel epoxy galvanized etc date purchased and from whom description of what happened or what is wrong you...

Page 17: ...have been corrected 3 6 4 PREPARE A TEST LOAD with a load sensing device 3 6 5 FOR MAXIMUM DYNAMIC LOAD TEST load the crane to 110 of its rated capacity and operate the crane through its designed ran...

Page 18: ...ns for Frequent Inspection before installing it for operation See Section 3 4 3 Instructions for Frequent Inspection 4 2 Storing the Crane 4 2 1 PARTIALLY DISASSEMBLE THE CRANE and store all parts in...

Page 19: ...BLY 750 16NF SST B7396 1 13 ZERK 125 27NPT A3196 1 14 ZERK DRIVE 250 X 65 DEG ZNPL STL A3197 1 15 CAPSCR BTNHD 375 16NC X 500 SST A14205 1 16 JACK RATCHET 1 31 X 37 00 57 25 AGAL A24831AGAL 1 17 PIN C...

Page 20: ...BLY 750 16NF SST B7396 1 13 ZERK 125 27NPT A3196 1 14 ZERK DRIVE 250 X 65 DEG ZNPL STL A3197 1 15 CAPSCR BTNHD 375 16NC X 750 SST A12244 1 16 JACK RATCHET 1 31 X 37 00 57 25 AGAL A24831AGAL 1 17 PIN C...

Page 21: ...scription part number part number part number part number POWER WINCH 4WP2EGRA K 3WG4B KX 4771EGRA K 4771DCEGRA K ADAPTER PLATE KIT n a A24869 C3114EGRA C5137EGRA x4 CAPSCR HEXHD A3355 A4192 n a n a x...

Page 22: ...oducts may vary from the original design Contact Thern Inc for this information 3 Wirerope assembliesinclude a hookandaswaged ballfitting toworkwithquickdisconnect anchor on the winch 316 stainless wi...

Page 23: ...ility of the equipment to its intended use Study all applicable codes manuals and regulations Be sure to read the Owner s Manual supplied with the equipment before operating it Boom Position First Lay...

Page 24: ...o uk is a division of Dale Lifting and Handling Specialists 2 Kelbrook Road Parkhouse Street Industrial Estate Manchester M11 2QA Telephone 0161 223 1990 Email mezzbarriers dale lifting co uk www dlho...