Wiedenmann SNOW MASTER VARIO FLEX 3370 Series User manual

Translation of original Operating Instruction
EN
Snow Rake Blade Snow Master Vario Flex
Series 3370
Document number:
3370 99 01.003
From equioment I.D. No.:
Status:
02 / 2019

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IMPORTANT!
Read these operating instructions thoroughly before initial commissioning and observe the safety information.
Keep these operating instructions in a safe place.
1. Manufacturer
Wiedenmann GmbH Tel. [phone]
Am Bahnhof Fax [phone]
89192 Rammingen [e-mail]
DEUTSCHLAND www.wiedenmann.de
1.1. Information for inquiries and orders
Year
Machine no.
Typ
Snow Master Vario Flex
1.2. Contact details of your dealer

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1.3. Preface
These operating instructions are an integral part of this delivery. They must always be kept in the vicinity of the device.
In the event that the device is sold on, the operating instructions must be passed on to the purchaser.
Read these operating instructions carefully to learn how to operate and service your device correctly. Failure to do could
result in personal injury or equipment damage. These operating instructions and safety signs on your device may also be
available in other languages (see your dealer to order).
Please be aware that we cannot assume liability for damage or downtimes which occur as the result of failure to observe
the operating instructions.
This device is designed for winter services clearing snow from roads and grassy areas. See chapter 3.3 “Intended use”.
The device described in these operating instructions corresponds to the state of the art of the time when these operating
instructions were created.
Before delivery of this machine, your dealer performed a pre-delivery inspection to ensure optimal performance.
In the interest of further developing the machine, we reserve the right to make those changes to individual components and
accessories, which shall be made for your benefit while maintaining the essential functions of the machine and shall be
deemed expedient in terms of increasing the performance and safety of the machine.
Measurements in these operating instructions are given in the metric system. Only use suitable parts and screws. Different
wrenches are required for metric and inch screws.
Enter the product identification number in the appropriate “Technical data” or “Product - Identification Number” sections.
Please ensure that all figures are accurately entered. These numbers can be of invaluable assistance for tracing the
machine should it be stolen. Your dealer also needs these numbers when you order spare parts. We recommend that you
additionally file these identification numbers in a secure place away from the machine.

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1.4. Table of contents
1. Manufacturer...................................................................................................................................................2
1.1. Information for inquiries and orders......................................................................................................................... 2
1.2. Contact details of your dealer.................................................................................................................................. 2
1.3. Preface.................................................................................................................................................................... 3
1.4. Table of contents..................................................................................................................................................... 4
2. To this document ...........................................................................................................................................8
2.1. Validity..................................................................................................................................................................... 8
2.2. Reorder ................................................................................................................................................................... 8
2.3. Applicable documents ............................................................................................................................................. 8
2.4. Target group of the document................................................................................................................................. 8
2.5. How to use this document....................................................................................................................................... 8
2.5.1. Directories and references ............................................................................................................................. 8
2.5.2. Directions........................................................................................................................................................ 8
2.5.3. Term device.................................................................................................................................................... 8
2.5.4. Figures ........................................................................................................................................................... 9
2.5.5. Scope of the document................................................................................................................................... 9
2.5.6. Means of presentation.................................................................................................................................... 9
3. Safety notes..................................................................................................................................................12
3.1. Obligation of the operator...................................................................................................................................... 12
3.2. Obligation of the operator...................................................................................................................................... 12
3.3. Intended use ......................................................................................................................................................... 12
3.4. Foreseeable incorect use...................................................................................................................................... 12
3.5. Service life of the device ....................................................................................................................................... 13
3.6. General safety instructions.................................................................................................................................... 13
3.6.1. Personnel qualification of the operating personnel....................................................................................... 13
3.6.2. Personnel qualification of the specialist personnel ....................................................................................... 14
3.6.3. Children in danger ........................................................................................................................................ 14
3.6.4. Coupling up the device................................................................................................................................. 14
3.6.5. Structural changes to the device .................................................................................................................. 14
3.6.6. Additional equipment and spare parts.......................................................................................................... 14
3.6.7. Workstations at the device ........................................................................................................................... 14
3.6.8. Operational reliability, perfect technical condition......................................................................................... 15
3.6.9. Danger areas................................................................................................................................................ 16
3.6.10. Personal protective equipment ..................................................................................................................... 16
3.6.11. Road safety .................................................................................................................................................. 17
3.6.12. Risk of tipping over on slopes....................................................................................................................... 17
3.6.13. Shutting down the machine securely............................................................................................................ 17

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3.6.14. Operating materials.......................................................................................................................................18
3.6.15. Potential hazards at the device.....................................................................................................................18
3.6.16. Hazards when performing certain tasks at the device ..................................................................................19
3.7. Safety routines.......................................................................................................................................................20
3.7.1. Shutting down and securing the device ........................................................................................................20
3.7.2. Securing the raised device and device parts to prevent them from descending ...........................................21
3.8. Safety mark on the device .....................................................................................................................................21
3.8.1. Position and meaning of the safety stickers..................................................................................................21
4. Device description .......................................................................................................................................23
4.1. Devices overview...................................................................................................................................................23
4.2. Nameplate .............................................................................................................................................................25
4.2.1. Chassis number............................................................................................................................................25
4.3. Technical specifications 01 series 3370 ................................................................................................................25
4.3.1. Technical data sheet 01 type 3370 ...............................................................................................................28
4.3.2. Technical data sheet 02 type 3370 ...............................................................................................................29
4.3.3. Torques for metric screws.............................................................................................................................30
5. Assembly ......................................................................................................................................................31
5.1. General information on assembly ..........................................................................................................................31
5.2. Mounting the scraping edges.................................................................................................................................31
5.2.1. Plastic cutting edges.....................................................................................................................................31
5.2.2. Steel scraping edges ....................................................................................................................................31
5.2.3. Secure corundum plastic scraping edges .....................................................................................................32
5.2.4. Scraper block................................................................................................................................................32
5.3. Mounting the skid shoes........................................................................................................................................32
5.4. Fitting the collision protection guard ......................................................................................................................32
5.5. Electric connection.................................................................................................................................................33
5.5.1 Electric connection to battery ............................................................................................................................33
5.5.2 Connecting the control unit................................................................................................................................33
6. Transport ......................................................................................................................................................34
6.1. Safety instructions for transport.............................................................................................................................34
6.2. Transport of the device..........................................................................................................................................34
6.2.1. Transport using a forklift ...............................................................................................................................34
6.2.2. Transport Using a Crane...............................................................................................................................35
6.3. Transport ...............................................................................................................................................................35
6.3.1. With 3-point installation.................................................................................................................................35
6.3.2. With coupling triangle....................................................................................................................................35
7. Connecting to the Tractor ...........................................................................................................................36
7.1. Safety instructions for attachment to the tractor ....................................................................................................36

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7.2. The correct position of the installation trestle ........................................................................................................ 36
7.3. Attaching with A-frame cat. 0 A............................................................................................................................. 37
7.4. Attaching with triangular coupling B ...................................................................................................................... 37
7.5. Attaching with three-point frame C........................................................................................................................ 37
7.6. Raising the support ............................................................................................................................................... 38
7.7. Connecting the hydraulic system .......................................................................................................................... 38
7.7.1 Vario Flex electro-hydraulic .............................................................................................................................. 38
7.7.2 Vario Flex fully hydraulic................................................................................................................................... 38
7.8. Ballast ................................................................................................................................................................... 40
8. Before Initial Operation................................................................................................................................40
8.1. General information initial operation...................................................................................................................... 40
8.2. Settings on the device........................................................................................................................................... 40
8.2.1. Adjusting the sliding shoes ........................................................................................................................... 40
8.2.2. Using the separator plates............................................................................................................................ 41
8.2.3. Adjusting the distance between the middle and outer shields ...................................................................... 41
8.3. Control Unit Vario Flex (electro-hydraulic) ............................................................................................................ 42
8.3.1. Overview control unit Vario Flex................................................................................................................... 42
8.3.2. Switch on the control unit Vario Flex ............................................................................................................ 42
8.3.3. Operating the inner shields........................................................................................................................... 43
8.3.4. Operating the outer shields .......................................................................................................................... 44
8.3.5. "Garage access" special function ................................................................................................................. 46
8.3.6. Meaning of the left and right warning LEDs.................................................................................................. 46
8.3.7. Unlock button function.................................................................................................................................. 47
8.3.8. Emergency function...................................................................................................................................... 47
9. Operation ......................................................................................................................................................49
9.1. General information on operation.......................................................................................................................... 49
9.2. Driving characteristics ........................................................................................................................................... 49
10. Detaching from the tractor ..........................................................................................................................50
10.1. Safety instructions for dismantling the tractor........................................................................................................ 50
10.2. Lowering the support............................................................................................................................................. 50
10.3. Releasing the hydraulic connection....................................................................................................................... 50
10.4. Removal with A-frame cat. 0 A.............................................................................................................................. 51
10.5. Removal with triangular coupling B....................................................................................................................... 51
10.6. Removal with three-point frame C......................................................................................................................... 51
11. Maintenance..................................................................................................................................................52
11.1. General instructions for maintenance.................................................................................................................... 52
11.2. Maintenance tables ............................................................................................................................................... 53
11.2.1. Maintenance table (staggered in time) ......................................................................................................... 53

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11.3. Lubrication.............................................................................................................................................................53
11.3.1. Lubricating greases.......................................................................................................................................53
11.3.2. Lubricating points..........................................................................................................................................54
11.4. Hydraulic system ...................................................................................................................................................54
11.4.1. General safety information for the hydraulic system .....................................................................................55
11.4.2. Hydraulic connection –Vario Flex electrohydraulic ......................................................................................55
11.4.3. Hydraulic wiring diagram –Vario Flex fully hydraulic....................................................................................57
11.5. Electrical connection diagram................................................................................................................................58
11.6. Cleaning the device ...............................................................................................................................................59
11.7. Replacing the wear strips ......................................................................................................................................59
11.7.1. Plastic cutting edges.....................................................................................................................................59
11.7.2. Steel scraping edges ....................................................................................................................................60
11.7.3. Secure corundum plastic scraping edges .....................................................................................................60
11.7.4. Scraper block................................................................................................................................................60
11.8. Skid shoes.............................................................................................................................................................60
11.8.1. Fitting a new skid shoe .................................................................................................................................60
11.8.2. Fitting a new wear block ...............................................................................................................................61
11.9. Unauthorized conversion and spare part manufacture..........................................................................................61
12. Troubleshooting...........................................................................................................................................62
13. Disposal ........................................................................................................................................................64
13.1. Disassembly/disposal ............................................................................................................................................64
14. Additional Equipment ..................................................................................................................................64
14.1. Scope of Delivery...................................................................................................................................................64
14.2. Additional equipment .............................................................................................................................................65
14.3.1 Standard attachment components ................................................................................................................65
14.3.1 Special attachment components...................................................................................................................66
14.3. Tine set..................................................................................................................................................................66
14.4. Special equipment .................................................................................................................................................67
15. EC Declaration of conformity......................................................................................................................68
16. Declaration of conformity............................................................................................................................69
17. Notes .............................................................................................................................................................70

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2. To this document
2.1. Validity
This document applies to machines of the type:
Snow Master Vario Flex 3370
All information, illustrations and specifications in these Operating Instructions are based on the latest information available
at the time of publication. We reserve the right to make design changes at any time without prior notification.
2.2. Reorder
Should this document have become wholly or partly unusable, you can use the document number on the cover sheet to
request a replacement.
The document can also be downloaded via the Wiedenmann homepage.
www.wiedenmann.com
2.3. Applicable documents
Alongside the machine operating instructions, the following documents are also supplied and should also be observed:
Operating manual tractor
2.4. Target group of the document
This document is aimed at machine operators that fulfil the minimum personnel qualification requirements, see Section
3.6.1 “Personnel qualification of the operating personnel”.
2.5. How to use this document
2.5.1. Directories and references
Table of contents / Headers and footers
The table of contents, as well as the headers and footers in this document provide fast orientation in the sections.
Cross-references
The text contains cross references to other documents or page references to a different section in the same document.
2.5.2. Directions
The designations “right” and “left” are applicable to the trailed device moving in forward direction.
2.5.3. Term device
The term "device" is also used to refer to the "snow rake blade" in the remainder of this document.

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2.5.4. Figures
The figures in this document do not always represent the exact device type. The information with reference to the figures
always corresponds to the device type in this document.
2.5.5. Scope of the document
Alongside the standard equipment, optional equipment is also described in this document. Your specific device may differ
from this.
2.5.6. Means of presentation
Symbols in Text
The following means (symbols) are used to present the text with a clear structure.
This arrow represents an action step. Multiple arrows in succession represent a sequence of actions that is to be
performed one step at a time.
This symbol represents a prerequisite that must be met in order to perform an action step or sequence of actions.
This arrow represents the interim result of an action step.
The tick represents the result of an action step or sequence of actions.
The dot represents a list. If the dot is indented, it represents a further level of the list.
Symbols in pictures
The following symbols can be used in figures:
Symbol
Explanation
Symbol
Explanation
Reference sign for component
Position of a component
Position numbers in pictures
Digits in round brackets refer to item numbers in figures.
Warnings
Warnings regarding hazards are offset from the rest of the text as warning signs and also include both a danger symbol and
signal words.
To avoid personal injury and material damage, it is important to observe the warning signs and their measures!

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Explanation of the danger sign
This is the danger symbol that warns about a potential risk of
injury and material damage.
Observe all notes with the danger symbol!