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Set-up & instal-
lation
Use
Maintenance
Accessories
Made in
Germany
USER'S MANUAL
Carefully read these instructions
before starting and using your saw!
LOG CUTTING SAW
ZWK 790 - 2
Südharzer Maschinenbau GmbH
Helmestraße 94 ∙ 99734 Nordhausen/Harz
Receptionist:
Internet: www.bgu-maschinen.de
e-mail: info@bgu-maschinen.de
03631/6297-0 ∙
-111
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Summary of Contents for BGU ZWK 790-2
- Page 1 LOG CUTTING SAW Set-up & instal- lation ZWK 790 - 2 Maintenance Accessories Made in Germany Südharzer Maschinenbau GmbH Helmestraße 94 ∙ 99734 Nordhausen/Harz Receptionist: 03631/6297-0 ∙ -111 Internet: www.bgu-maschinen.de e-mail: info@bgu-maschinen.de...
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Page 2: Table Of Contents
CONTENT GENERAL INFORMATION 1.1 About this manual 1.2 Delivery and transport claims PRODUCT OVERVIEW 2.1 Circular log cutting saw with PTO drive SAFETY PICTOGRAMS AND WARNING LABELS SAFETY 4.1 Safety rules about saw blade 4.2 Mandatory application field OPERATING INSTRUCTIONS CONNECTION AND DISCIONNECTION TO PTO DRIVE 6.1 Safety rules... -
Page 3: General Information
GENERAL INFORMATION Dear customer,thank you very much for your trust and preference in choosing our equipment and joining the number of our best customers in the world. We are confident that our equipment will be up to all your expectations and assure you a long lasting quality and performance. 1.1 About this manual Please take time to read this manual and learn to how operate and maintain the saw safely. - Page 4 Therefore delivery must be collected and inspected within this term. Later claims shall be disregarded. In case of assumed but not visually clear transport damages make sure to mark the following sentence on the delivery bill : „Reserved delivery due to assumed transportation damages“. Insurance and shipping companies act with extreme caution in case of transport damages and sometimes refuse to accept responsibility.
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Page 5: Product Overview
PRODUCT OVERVIEW 2.1 Circular log cutting saw with PTO drive Upper hood Saw blade Top hitch point Blade shaft Grip handle Log carriage PTO with gear Lower hitch pins Steel stand Wheels... -
Page 6: Safety Pictograms And Warning
This label shows the company details of the manufacturer and the- main machine technical data. Bezeichnung Wippkreissäge ZWK 790 / 2 Fabriknummer 2132 12 Bj.12 Sägeblattdurchmesser 750/30 mm max. Zapfwellendrehzahl 540 1/min Gewicht 198 kg „BGU-Maschinen Blue Line“ Manufacturer‘s Logo 7. Personal protection sign Mind these instructions for safe operation! - Page 7 8. Machine safety label „Before operating the machine read this manual and mind all safety instructions“ To avoid personal injury or death, carefully read and understand all instructions pertaining to the saw including the engine manufacturer’s operating and maintenace instruction manual. 9.
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Page 8: Safety
SAFETY Strictly perform installation, set-up, maintenance, cleaning and transportation with the motor switched off and the blade firmly secured against accidental operation. Immediately disconnect power off the machine in case of any eventual fault or trouble. The user shall strictly comply with these operation, set-up, mainte- nance, repair and trouble-shooting instructions in order to assure safe operation and no damages to the equipment. -
Page 9: Safety Rules About Saw Blade
● Operators must wear steel toe safety shoes and snug-fitting tear-re- sistant work cloths. ● No additional customised protections or tools should be provided on board of the machine, other than the ones designed and supplied by the manufacturer. ● Do not apply pressure (for instance by means of the wood stock) against the blade to make it come to a quicker stop. -
Page 10: Operating Instructions
The ZWK790-2 model is provided with a PTO power arrangement. A PTO shaft is an efficient means of transferring mechanical power between farm tractors and implements. This makes the ZWK 790-2 model an ideal pi- ece of equipment for those who want to process their timber in the forest producing clean logs directly on the felling site with great savings in terms of later cleaning and disposal of wood chips, bark and sawdust. -
Page 11: Connection And Discionnection
CONNECTION AND DISCONNECTION TO PTO DRIVE PTO-driven ZWK 790-2 models are equipped with a three-point linka- Lu= useful length ge to fit on the one available on your tractor. The drive shaft is going to act as linkage and driving element between the tractor and the saw... -
Page 12: Repairs And Maintenance
REPAIRS AND MAINTENANCE Make sure that the machine is fully disconnected and all moving parts are secured before performing any maintenance/repair work on the machine. In the event of any malfunctioning, switch the machine off before trouble- shooting. 7.1 Regular maintenance The following tasks belong to ordinary maintenance works: ●... -
Page 13: Tensioning And Replacing The V-Belt
● Mount the locking flange back on the blade shaft minding the right position of the feather-key in the flange. ● Tighten the shaft nut to hold the flange securely in place! ATTEN- TION to assemble the new blace follow the sequence: blade, exter- nal clamping flange, washer, fixation bolt. -
Page 14: Handling And Transportation
In order to avoid infringement of the clearan- ce area around the machine, the grip handle is retractable (push/pull) on the model ZWK 790-2. Simply fasten the grip and lift the saw for safe and rapid hauling of the machine. -
Page 15: Technical Data
10. TECHNICAL DATA Technical data Unit of measurement ZWK 790 -2 Max. timber diameter Saw blade diameter 750/30 Tractor power requirements Max. driveshaft rev. number Speed Saw blade 1480 Dimensions with opened carriage Length 1120 Width Height 1170 Weight approx. 198 ACCESSORIES* On request the machine may be equipped with a special jaw for effi- cient and safe clamping of the log after cutting. - Page 16 The above mentioned values are emission measurements and may not be therefore assumed as for a safe work environment. Although there is a relationship between noise emission and im- mission levels, this is not a sufficient basis to determine the ex- tent of on-site required protection.
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Page 17: Troubleshooting Chart
11. TROUBLESHOOTING CHART The following section will detail procedures for checking your saw, should you encounter a malfunction. Important! Before setting, operating, cleaning, maintaining or repairing the saw, read the manufacturer’s operating and maintenance instructions. Trouble description Possible causes Remedies The saw starts but the - Locking flange of the blade - Tighten the bolt/nutn... -
Page 18: Warranty
13. WARRANTY All BGU machines are covered with warranty terms in accordance with the law. Customers should promptly notify the manufacturer eventual material or production claims on their detection. While asking for war- ranty service, customer should show copy of their purchase invoice or receipt. -
Page 19: Ec Statement Of Compliance
This statement of compliance does not apply to customer modifications of the equipment without wit- hout manufacturer’s written approval. Log cutting saw Machine type: Models: ZWK 790-2 Production Nr: see model label Applicable European Standards: EC Machine Directive No. 42/2006... - Page 20 Südharzer Maschinenbau GmbH Subject to changes without notice Helmestraße 94 ∙ 99734 Nordhausen/Harz Service-Tel. 03631/6297-104 ∙ Fax 03631/6297-111 Internet: www.bgu-maschinen.de Form: 2132.31.05.2011 - Rev. A e-mail: infoe@bgu-maschinen.de...
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