Redexim Verti-Quake 2510 User manual

User manual and
parts book
Verti-Quake®
Model: 2510/2516/2521
Serial number:
ATTENTION:
TO ENSURE SAFE USE OF THIS MACHINE AND TO BE ABLE TO
ACHIEVE THE BEST RESULTS, IT IS OF THE UTMOST IMPORTANCE
TO READ THIS USER MANUAL THOROUGHLY BEFORE USING THE
VERTI-QUAKE®.
User manual code:
915.120.202,
January 2006
UK
Redexim
REDEXIM BV
INTERNATIONAL TRADING
KWEKERIJWEG 8
3709 JA ZEIST HOLLAND
TEL [phone]
FAX [phone]
VERTI-[email protected]
WWW.REDEXIM.COM

2
FORWARD
Congratulations on your purchase of the Verti-Quake®. To ensure the long and safe use of
this Verti-Quake®, it is of the utmost importance for all those who will be using it to read and
understand this user manual. Without full knowledge of its contents, it is not possible to safely
work with this machine.
The Verti-Quake®is not an independently operating machine. It is the user’s responsibility to
use the right tractor. The user must also make sure the tractor/Verti-Quake®combination is
provided with safety aspects such as noise reduction, user instructions, and risk analysis.
The Verti-Quake®is solely intended for use on lawns and other areas where grass could
grow.
On the next page, you will first find the general safety instructions. Every user must know
these and be able to apply them. After this, a registration card is included. This card should be
returned in order to be able to follow up on any claims at a later stage.
This user manual offers many instructions, which are numbered in sequence. This sequence
should be followed. An asterisk * indicates a safety instruction. An ‘at’-sign @ indicates a tip
or note.
WARRANTY CONDITIONS
THIS VERTI-QUAKE®IS DELIVERED WITH A WARRANTY AGAINST DEFECTS IN
MATERIALS.
THIS WARRANTY IS VALID FOR A PERIOD OF 12 MONTHS FROM DATE OF PURCHASE.
VERTI-QUAKE®WARRANTIES ARE SUBJECT TO THE “GENERAL CONDITIONS FOR
SUPPLY OF PLANT AND MACHINERY FOR EXPORT, NUMBER 188”, WHICH ARE
PUBLISHED UNDER THE AUSPICES OF THE UNITED NATIONS ECONOMIC
COMMISSION FOR EUROPE.
REGISTRATION CARD
For your own information, please fill in the table below:
Serial number machine
Dealer name
Date of purchase
Remarks

3
SAFETY INSTRUCTIONS !
Fig. 1
The design of the Verti-Quake®allows for safe
use. But this is only possible if the user completely
follows all safety instructions as described in this
manual.
Read and understand (Fig. 1) the manual before
beginning to usethe Verti-Quake®.
If the machine is not used as described in the
manual, injury and/or damage to the Verti-Quake®
may result.
(1) The Verti-Quake®is solely intended for the treatment of lawns or other areas
where grass should grow.
Any other use is considered incorrect use. The manufacturer accepts no liability
whatsoever with regard to damage resulting from such incorrect use. Any
resulting risks are completely for the account of the user.
Correct use also includes following the manufacturer’s instructions for usage,
maintenance and repair.
Before using the Verti-Quake®, inspect the area to be treated. Remove any loose
obstacles and avoid irregularities.
(2) The Verti-Quake®was constructed according to the latest technological
knowledge and is safe to use.
If the machine is used, maintained or repaired by inexpert persons, this may
result in injury to both the user and third parties. This should be avoided!
Always use the Verti-Quake®in combination with the proper tractor as described in the
technical data.
(3) All persons whom the owner assigns to operate, maintain or repair the Verti-
Quake®must read and have completely understood the operating manual and in
particular the Section Safety Instructions.
The user is responsible for a safe tractor/ Verti Quake®combination. This
entire unit must be tested in terms of noise, risk, and user convenience. In
addition, user’s instructions must be prepared.
(4) The user is obliged, before using the Verti-Quake®, to
check it for visible damage and defects.
Any changes in the Verti-Quake®(including its functioning) that may affect its
safety must be corrected immediately.
For reasons of safety, any modifications or additions to the Verti-Quake®
(with the exception of those approved by the manufacturer) are not permitted in
principle.
If any modifications have been made to the Verti-Quake®, the present CE
certificate becomes null and void and the person who made the modifications
should himself make sure a new CE certificate is granted.

4
Before each use, inspect the Verti-Quake®for loose bolts/nuts/parts.
If present, inspect the hydraulic hoses regularly and replace these if they are
damaged or show signs of wear. The replacement hoses must meet the
manufacturer’s technical specifications.
Always relieve the pressure from the hydraulic installation, if present, before
carrying out any work on it.
NEVER use de Verti-Quake®if its protective covers and safety decals are
missing.
NEVER crawl underneath the Verti-Quake®.
If you need to access the bottom, tilt the Verti-Quake®.
NEVER step off the tractor while the engine is still running.
When carrying out maintenance, adjustments or repairs, make sure the Verti-
Quake®is blocked from sagging/moving/sliding.
Before carrying out any maintenance, adjustments or repairs, always switch off the
tractor engine first, remove the tractor key from the ignition, and disconnect the
PTO (Fig. 2).
Fig. 2
When carrying out any maintenance or repairs, make sure to use original Verti-
Quake®parts only. This will ensure continued safety of the machine and its user.
Only authorised technical personnel may carry out adjustments and repair work
to the Verti-Quake®.
Keep a log of all repairs.
(5) In addition to the instructions in this user manual, the generally applicable health
and safety guidelines must be followed.
When used on public roads, the relevant traffic regulations apply.
Transport of persons is not permitted!
Do not use the Verti-Quake®when it is dark, during heavy rain/ storms, or on slopes with
a gradient greater than 20 degrees.
(6) Before embarking on any job, all persons operating the Verti-
Quake®must be familiar with its functions and operating elements.

5
Connect the Verti-Quake®to the vehicle that will pull it exactly according to the
instructions (Danger of injury!)
Before driving off, make sure you have a clear view both nearby and far away.
On both sides of the Verti-Quake®, decals (Fig. 5) are applied to the sideboard
showing these warnings. Make sure these safety decals are always clearly visible
and legible. Replace them if they are damaged.
During operation, make sure there are NO persons in the danger area of the
Verti-Quake®, because they may be injured by rotating parts. (Fig. 3)
Keep a distance of at least 4 metres! (Fig. 4)
Fig. 3
Fig. 4
Be aware of the maximum lifting capacity of the vehicle pulling it.
Wear suitable clothing. Wear sturdy shoes with a steel tip, long trousers, keep long hair
tied up and wear no loose articles of clothing.
(7) Placement of safety decals. (Fig 5.)
Fig. 5
Used oil/grease is harmful to the environment; dispose of it according to locally
applicable regulations.

6
CONTENTS
Section Description Page
Preface 2
Warranty conditions 2
Registration card 2
Safety instructi
ons
3
1.0 Technical data 7
2.0 First installation, removing the machine from the pallet 8
2.1 Prepare machine for operation 9
3.0 General parts list 10
4.0 The PTO 11
4.1 Length of the PTO 11
4.2 Operation of the PTO 12
4.3 PTO information and maintenance 12
5.0 Connecting to the tractor 13
6.0 Adjusting the operating depth 14
7.0 Driving speed 15
8.0 Start/stop procedure 15
9.0 Operation of the Verti-Quake
®
16
10.0 Transportation of the Verti-Quake
®
16
11.0 Disconnecting the Verti-Quake
®
17
12.0 Troubleshooting 18
13.0 Maintenance 19
13.1 Cleaning the Verti-Quake
®
19
13.2 Replacing/mounting the knives 20
14.0 Options: Undeep Aerating Kit 21
14.1 Options: Mounting the coulter knives 22
15.0 EU certificate 22

7
1.0 TECHNICAL DATA
Model 2510 2515 2521
Operating width 1.1 m (43”) 1.6 m (63”) 2.1 m (82.7”)
Operating depth 250 mm (9.8”) 250 mm (9.8”) 250 mm (9.8”)
Tractor speed
measured at 540
rev/min on PTO.
0.5 -1.5 Km/h
0.3 -0.9 mph 0.5 -1.5 Km/h 0.3 -0.9 mph 0.5 -1.5 Km/h 0.3 -0.9 mph
PTO speed (rpm):
(max.) 540 540 540
Weight 470 Kg
1189 lbs 575Kg 1355 lbs 690 Kg 1521 lbs
Number of knives 12 18 24
Number of knife discs 468
Distance between
knife discs 260 mm (10.2”) 260 mm (10.2”) 260 mm (10.2”)
Knife thickness 12 mm (0.47”) 12 mm (0.47”) 12 mm (0.47”)
Recommended
tractor
Minimum lifting
capacity
Hydraulic connection
20-30 hp
650 Kg /1432 lbs 30-45 hp 750 Kg /1653 lbs 35-55 hp 850 Kg /1873 lbs
Maximum treatment
capacity
1650 m2/h
17760 ft2/h 2400 m2/h 25833 ft2/h 3150 m2/h 33906 ft2/h
Shipping
measurements 1,28x0,83x1,50m
50”x32.7x59” 1,78x0,83x1,50m 70.1”x32.7x59” 2,30x0,83x1,50m 90.6”x32.7”x59”
Three-point
connection Cat. 1 & 2 Cat. 1 & 2
Cat. 1 Cat. 1 & 2
Gearbox oil SAE 90 SAE 90 SAE 90
Lubricant EP2 EP2 EP2
Standard parts -Knives 12 mm
(0,47”)
-Back roller
-Integrated adjustable
legs
-PTO with Cam-clutch
-Knives 12 mm
(0,47”)
-Back roller
-Integrated adjustable
legs
-PTO with Cam-clutch
-Knives 12 mm
(0,47”)
-Back roller
-Integrated
adjustable
legs
-PTO with Cam-
clutch
Options -Coulter knives
-Undeep Aerating Kit
-Coulter knives
-Undeep Aerating Kit
-Coulter knives
-Undeep Aerating
Kit

8
Position 1 Position 2 Position 3
2
1
Fig. 6
2.0 FIRST INSTALLATION, REMOVING THE MACHINE FROM THE
PALLET
The machine is located vertically on the pallet. To remove the pallet and lay the machine
horizontally, carry out the following steps(fig. 6):
*!! DO NOT CRAWL UNDER THE MACHINE !!
1. Mount a cable to the lifting points at both sides of the machine.(fig. 6 Position 1)
* Make sure that the cable/crane/lift can lift at least 2000 kg (4400 lbs)
(for the models 2516 and 2521)
2. Raise the machine, including the pallet, 50 mm from the ground.
3. Make sure that the machine is on the point of the pallet. (fig. 6 Position 2)
4. Gently lower the machine, in a controlled way, until it fully rests upon the ground. (fig. 6
Position 3)
*!! BE CAREFUL –KEEP YOUR DISTANCE –THE MACHINE MAY SHIFT !!
5. Remove the Top three-point pins 1
6. Remove the bottom three-point pins 3 and remove the pallet.

9
2
11 3
4
5
6
Fig. 7
2.1 PREPARING THE MACHINE FOR OPERATION
1. Loosen the bolts 1. Remove the access hatches 2. (fig. 7)
2. Remove the loose parts, which were supplied with the machine, from it.
*!! Be careful –the knives are sharp !!
3. Couple the machine to a tractor. See Section 5.0.
* Use the correct tractor. See the specifications.
4. Raise the machine off the ground.
5. *!! Ensure that the tractor is well blocked and cannot start moving by itself!!
6. *!! Switch off the tractor before getting off !!
7. Lower the adjustable legs 4 of the machine and secure them using the handles 3.
8. Carefully lower the machine onto the adjustable legs 4.
*!! BEFORE GETTING OFF THE TRACTOR, MAKE SURE THAT THE TRACTOR
AND THE VERTI-QUAKE®ARE FIRMLY PLACED ON THE GROUND AND
CANNOT SAG OR SLIDE !!
Fig.8
9. Loosen bolts 5 & 6
10. Mount the knives with the sharp edge pointing towards the back roller of the machine.
*!! Be careful –the knives are sharp !!
Tighten bolts 5 & 6 well.
11. Mount the bleeder, which was included in the delivery, onto the top of the gearbox.
12. Mount the access hatches 2 and secure these by tightening bolts 1. (fig. 7)
13. Set the tractor’s stabiliser to 50 mm lateral movement.
14. Determine the length of the PTO according to Section 4.

10
3.0 GENERAL PARTS LIST
Figure 9 shows a number of important parts:
Fig. 9
1. Safety decal 900.280.402:
?? *!! Before use, make sure to read and understand the user manual !!
2. Safety decal 911.280.402:
?? *!! Danger of injuries because of rotating parts !!
?? *!! Keep a distance of at least 4 metres from the machine !!
?? *!! Stop the tractor engine before carrying out repairs or adjustments
!!
* !! Make sure all decals are clearly visible on the machine and are understood !!
3. The serial number is on the bottom left on the outside of the machine.
4. Adjustment mechanism to adjust the operating depth and the operating-depth indicator.
5. Dragging legs for adjustment of the operating depth and integrated Turf Hold Down
system.
6. Inspection hatches for inspection and access to the rotating parts of the machine.
7. Container for user manual and tools.
8. Adjustment legs, intended to secure the machine when it is not in operation, for example
to enable work to be carried out onto the machine.
9. Terrain-following back roller.
10. Adjustable back-roller scraper.
11. Bottom three-point connecting pins.
12. Top three-point connecting pin.
13. PTO input shaft.
The safety side (with the cam-clutch) of the PTO has to be mounted to this shaft.

11
4.0 THE PTO
The PTO is a very important part. It takes care of the drive from the tractor and ensures safe
use of the machine –if installed, used, and maintained correctly. The PTO has its own CE-
certificate. Make sure to read the PTO manual. It is located on the PTO itself.
Fig. 10
4.1 LENGTH OF THE PTO (fig. 10)
The length of the PTO is very important. If it is too long, it may damage the drive of the tractor
and/or the Verti-Quake®.
If the overlapping length of the sleeves is, at any time, shorter than 150 mm, the PTO may be
damaged.
*!! The length will vary when the machine is raised or if another tractor is used !!
To make sure the length of the PTO is correct, after purchase or when using another tractor,
carry out the following steps:
1. Connect the Verti-Quake®to the tractor, as described in Section 2.1.
2. * !! Switch off the tractor and make sure the tractor is properly blocked and cannot
start moving by itself !!
3. Lower the Verti-Quake®to the ground until the knives are almost touching the ground and
the dragging legs are parallel with the ground.
4. Measure the distance between the PTO connection of the tractor and that of the Verti-
Quake®, from one furrow to the next.
5. Measure the distance B of the PTO at its shortest position, from locking pin to locking bolt.
6. Divide the PTO up into two parts and remove the protective cover fromboth ends.
7. Both the sleeve ends and the cover ends have to be shortened: (B-A) + 75 mm (3”).
8. Deburr, grease, then assemble all parts.
9. Mount the PTO with the cam-clutch side facing the Verti-Quake®.
10. Mount the other end of the PTO to the tractor.
11. Check the overlap of the sleeves.
* !! Never use the machine if the protective cover of the PTO is damaged.
Replace it first. !!

12
4.2 OPERATION OF THE PTO
To ensure correct operation of the PTO, check the following items:
1. During operation of the Verti-Quake®, the angle between the points of rotation
may not exceed 30 degrees.
2. The rotating points should be aligned.
3. The overlap of the sleeves must be at least 150 mm.
4. Never use the machine if the protective cover of the PTO is damaged.
4.3 PTO INFORMATION AND MAINTENANCE
The PTO intended for use with your Verti-Quake®machine is provided with a cam-clutch
safety device, which protects the Verti-Quake®against overloading.
*!! If the cam-clutch is activated, the PTO has to be put off, the machine to be lifted
out of the ground and the start procedure has to be repeated!!
Summarised PTO maintenance schedule.
Periodic maintenance:
?? Grease the lubricating points after every 100 hours of operation or when the
PTO was not used for a while.
?? Check the PTO for signs of damage to the protective covers and replace these
if necessary.
?? Make sure all safety decals are present on the PTO and that they are
undamaged.
Annual maintenance:
?? Remove the PTO from the machine.
?? Carefully check all parts of the PTO.
?? Replace all parts that are damaged.
?? Put down all parts and check them carefully.
If any parts show signs of damage or wear, replace these.
?? Clean all parts that interlock or engage.
?? Reassemble the parts.
?? Grease both sleeves and reassemble the two PTO halves.
?? Reassemble the PTO and mount it to the machine.
For further information concerning maintenance and assembly of the PTO, please
refer to the manual included with the PTO.
@If the PTO was shortened incorrectly, or if another tractor was used, the gearbox
may be overloaded. This may result in damages.

13
5.0 CONNECTING TO THE TRACTOR(Fig. 11)
Inspection procedure before connection of the Verti-Quake®:
?? Visually inspect the Verti-Quake®for signs of damage and repair these
if they endanger a safe operation of the machine.
?? Make sure that all nuts and bolts are properly tightened.
Fig. 11
The Verti-Quake®is connected to the tractor by means of the three-point connection.
This is done as follows: (fig.11)
1. Remove the three-point pins 1 and 2
2. Mount the PTO with the cam-clutch side facing the PTO shaft of the
Verti-Quake®.
3. Drive the tractor carefully in reverse so that the low connection arms
can be connected to the frame.
4. *!! Ensure that the tractor is well blocked and cannot start moving by
itself !!
5. *!! Switch off the tractor before getting off !!
6. Connect the lower connecting arms to the three-point connecting
plates pins 1 and secure these using the safety pins included.
7. Mount the top rod of your tractor and pull it out by turning it until it has
reached the same level as the three-point stop connection of the Verti-
Quake®.
8. Connect the top rod 3 with pin 2 to the frame. Secure pin 2 using the
safety pin included.
9. Push the top rod in by turning in order to tension it.
10. Mount the PTO to the PTO shaft of the tractor.
11. Start the tractor and raise the Verti-Quake®from the ground.
12. Slide out handles 4 and slide up the adjustable legs 5.

14
6.0 ADJUSTING THE OPERATING DEPTH (Fig. 12)
Fig. 12
1. If the Verti-Quake®is not yet connected, connect it to the tractor as described in
Section 5.
2. Raise the Verti-Quake®using the tractor.
3. Pull out safety pins 2 from pins 1 .
4. Pull out pins 1 from the frame on both sides of the machine.
5. Adjust the dragging legs / operating-depth indicator until the desired position has been
reached.
For the desired operating depth, refer to Table 1.
6. Mount pins 1 into the desired hole and secure the pins using safety pins
Table 1
Adjustment of the operating depth (new knives)
Hole Depth Remarks
1250 mm (9.8”)
2230 mm (9”)
3205 mm (8”)
4180 mm (7”)
31165 mm (6.5”)
41145 mm (5.7”)
51125 mm (4.9”)
61105 mm (4.1”)
1 Only possible
with the special
kit for undeep
aeration (See
section 14.0)
65
43
2
1

15
7.0 DRIVING SPEED
The effectiveness of the aeration depends upon the condition of the soil, the driving speed,
and the speed (rpm) of the PTO.
To aerate using the Verti-Quake®, a driving speed of between 0.5 and 1.5 km/h (0.3 –0.9
mph) is recommended, in combination with a PTO speed of max. 540 rpm.
The driving speed and the rpm of the PTO should be adjusted according to the soil condition
and the amount of aeration needed.
8.0 START/STOP PROCEDURE
The start procedure is VERY important. If this procedure is not followed exactly as described
below, serious damage may occur to the Verti-Quake®.
The start procedure is as follows:
1. Visually inspect the Verti-Quake®and make sure all parts are functioning properly.
*!! If they are not, these problems must be resolved before the Verti-Quake®is to
be used !!
2. Check the oil level in the gearbox. The oil level should be in the centre of the gauge glass.
3. Connect the Verti-Quake®to the tractor.
4. Drive to the place where the soil is to be treated.
5. Lower the machine until the knives are almost touching the ground.
6. Switch on the four-wheel drive. Switch on the tractor in the right gear.
7. Switch on the PTO at a low speed (rpm).
8. Slowly raise the PTO speed to approx. 300 rpm.
9. Start the tractor moving and smoothly lower the Verti-Quake®into the ground.
10. Raise the PTO speed to a maximum speed of 540 rpm.
11. Raise the driving speed to a maximum of 1.5 km/h (0.9 mph)
Fig 12
@Adjust the top rod in such a way that the rear part of the dragging legs
are parallel to the ground.
This will reduce the pressure of the machine on the ground and will
prevent damage to the soil. (fig. 12)
@Always work in straight lines. Curves may damage the soil to be
treated.

16
Stopping is done as follows:
1. Stop the forward movement of the tractor.
2. Slowly reduce the PTO speed to approx. 300 rpm.
3. Stop the PTO as soon as the knives are out of the soil.
4. Gradually raise the Verti-Quake®from the soil.
5. Drive to the next place and start again as described at the beginning of this
Section.
*!! NEVER operate the tractor gears when the Verti-Quake®is operated.
The Verti-Quake®may push the tractor forward at high speed!!
@It is absolutely imperative that the above procedures are followed.
If the machine is placed into the soil while the PTO is not running, this may
cause serious damage to the machine.
@Always lower the Verti-Quake®into the soil VERY CAREFULLY.
@The machine is protected by a cam-clutch safety device built in the PTO (See
section PTO)
9.0 OPERATION OF THE VERTI-QUAKE®
Before the Verti-Quake® is used in any place, the following should be checked first:
1. Are there any loose objects lying about in the field? Remove these first.
2. Are there any slopes? The maximum slope for the Verti-Quake®is 20 degrees.
Make sure to always move downhill.
3. Does the ground contain cables or pipes? If so, determine their depth and set the
operating depth of the machine to 60% of this depth.
4. Does the ground contain hard objects? Adjust the operating depth accordingly.
5. Is there any danger of flying objects, such as golf balls, which may distract the attention of
the driver? If so, do NOT use the Verti-Quake®.
6. Is there any danger of sagging or sliding? If so, postpone working with the Verti-Quake®.
7. If the soil is frozen or very wet, the treatment should be postponed until the circumstances
are more favourable.
10.0 TRANSPORT OF THE VERTI-QUAKE®
The user is responsible for the transport of the Verti-Quake®behind the tractor when travelling
public roads. Check the national traffic regulations.
On open fields, a maximum speed of 12 km/h (7.5 mph) should be observed, because of the
weight of the Verti-Quake®.
A higher speed may endanger the driver and/or other people and may even damage the
machine.
*When the machine is in raised position, at least 20% of the weight of the tractor
should be supported by the front axle.

17
11.0 DISCONNECTING THE VERTI-QUAKE®
Fig. 13
The machine is disconnected from the tractor as follows:
1. Drive the Verti-Quake®up to its storage place, which must have a stable and flat
ground.
2. *!! Ensure that the tractor is well blocked and cannot start moving by itself !!
3. *!! Switch off the tractor before getting off !!
4. Slide down the adjustable legs 1 by pulling handles 2. Secure the legs with handle 2.
5. Carefully lower the Verti-Quake®onto the ground.
6. * !! Before getting off the tractor, make sure the Verti-Quake®is stably resting
on the ground !!
7. Release the top rod 3.
8. Remove the safety pin from pin 4. Pull out pin 4 from the top-rod connection.
9. Disconnect the PTO.
10. Pull out the safety pins from pins 5. Pull out pins 5 from the Verti-Quake®frame.
11. *!! Make sure the Verti-Quake® is stable !!
12. Start the tractor and drive it away from the machine.

18
12.0 TROUBLESHOOTING
Problem Possible cause Solution
Too much damage to the
soil to be treated.
Knives are damaged.
Try aligning the knives by straightening them using a
hammer and anvil.
Knives are crooked.
Align the knives. Mount new ones.
Machine is not in line with the
tractor.
Adjust the machine to align the
knives with the tractor.
Not driven in a straight line.
Try driving in a straight line.
Soil is too wet. Postpone the job until the soil has
dried.
The aerator shaft is not
turning. Cam-clutch is engaged. Repeat starting procedure
Drive chain has broken. Repair or replace the chain.
Gearbox damaged. Repair or replace the gearbox.
Gearbox is leaking. Seal is leaking. Replace seal.
Cam-clutch is engaged
too much. Cam-clutch is worn out
Too many stones or rocks.
Replace cam-clutch
Adjust the operating depth.
Ground is too hard.
Adjust the operating depth.
Driving speed is too high. Adjust the driving speed.
PTO speed is too low. Increase the PTO speed (rpm).
Machine is pushing the
tractor forward. Tractor is too light. Weigh down the tractor or choose another type of tractor.
Driving speed is too high. Adjust the driving speed.
Soil is insufficiently
aerated. Too fast driving. Drive more slowly.
Soil is too wet. Postpone the job until the soil has
dried.
PTO speed (rpm) is too low. Raise the PTO speed (rpm).
Knives are bringing up
too much soil. Knives are crooked. Align the knives. Mount new ones.
Soil is too wet. Postpone the job until the soil has
dried.

19
13.0 MAINTENANCE
To protect machine and user, all adjustment and repair work carried out to the
Verti-Quake®may only be performed by authorised technical staff.
When carrying out any maintenance or repairs, make sure to use original Verti-Quake®parts
only. This will ensure continued safety of the machine and its user.
Time schedule
Check point /
lubricating point Method
Before each use Check for loose bolts/nuts. Tighten loose bolts/nuts.
Check the oil level in the
gearbox. The oil level should be
in or above the centre of the
gauge glass.
Use SAE 90
Connect the machine to the
tractor and leave the machine
running without load for five
minutes.
Look and listen for any
strange noises and
movements.
After every8 operating
hours.
Check for loose bolts/nuts. Tighten loose bolts/nuts.
Presence and legibility of safety
decals.
(See Fig. 5)
Replace these if damaged.
Any loose parts around the PTO. Secure these parts so that
they cannot come too close
to the PTO.
Grease the PTO lubricating
points. Use EP2 lubricating grease.
After every50 operating
hours.
Check the gearbox for oil
leakage. Replace gearbox seals.
After every100 operating
hours. Check the knives. Replace or repair them.
13.1 CLEANING THE VERTI-QUAKE®
Please follow the cleaning instructions below to maintain an optimum condition for the
Verti-Quake®.
?? Never point a high-pressure cleaner at the bearing seals.
?? After cleaning, grease all lubricating points.
?? Never use aggressive soap or cleaning agents.
?? Make sure the Verti-Quake® is switched off before cleaning it.
?? Make sure the machine is stable and cannot sag or slide.
?? Make sure the safety decals remain clearly visible.

20
13.3 REPLACING THE KNIVES
2
11
3
4
Fig.15
If new or other knives are to be mounted, proceed as follows. (See Fig. 15):
1. *!! Make sure the Verti-Quake®is stable on the ground and cannot sag or slide
!!
2. Loosen the bolts 1. Remove the access hatches 2.
3. Remove bolts 3 & 4.
4. Unscrew bolts 5 somewhat (Only on models 3816 & 3821) in order to relieve the tension.
5. Remove the knives to be replaced.
6. Mount the new knives with the sharp edge pointing towards the back roller of the
machine.
*!! Be careful –the knives are sharp !!
Tighten bolts 3 & 4 well.
7. Mount the access hatches 2 and secure these by tightening bolts 1.