
Operator’s Manual
www.mechmaxx.com
WARRANTY


GENERAL
For us, the long lifecycle and efficiency of your new equipment is a priority. To keep the log grapple in top working condi-
tion, read this manual carefully before using the equipment.
Never let anyone operate or maintain the device without reading this manual carefully! Always make sure that safety
precautions are observed in use and maintenance. Keep this manual for future reference and make sure to hand it over to
a new owner.
The cornerstones of the product development of attachments are quality, durability and economy. The products are
engineered to be high-performing, safe and durable in professional use. Any feedback on our products is welcome and
contributes to the further development of our products.
PLEASE ATTENTION: Products Exchange or Refunds is not acceptable. If you have any questions about the use or mainte-
nance of the log grapple, please contact us.
The manufacturer reserves the right for structural and technical changes without prior notice. Therefore, some pieces of
information given in the manual may have changed after printing this manual.
Make sure you know your equipment before you start using it.
Equipment may be operated only by an individual who is thoroughly familiar with its use.
All operators must be properly instructed before use and maintenance of the equipment. Use by individuals with insuffi-
cient instructions may pose serious risks to the operators themselves, to the environment and the equipment.
When coupling the attachment to the base machine, make sure:
- that all locking cotters are intact and in order
- there is no pressure in the hydraulic system
- that hydraulic hoses are intact
- there is no skin contact to hydraulic oil when connecting hydraulic hoses
- not to pull by the hydraulic hoses, but only by the hydraulic fitting
During operation, pay attention to:
- safe, appropriate travel speed
- other traffic, people and animals
- danger zones and objects that block your view
- children
NEVER use the machine, if there is someone in the danger zone.
NEVER go under the attachment.
Check all bolts, nuts and hydraulic fittings for tightness after the first day of operation!
If the equipment is not likely to be used for a longer period of time, clean it thoroughly after use and lubricate as instruct-
ed.
READ BEFORE USE
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GENERAL

TABLE OF CONTENTS
GENERAL
SAFETY SIGNS
SAFETY PRECAUTIONS
1
READ BEFORE USE
1
ATTACHING THE LOG GRAPPLE TO THE BASE MACHINE
3
4
5
DIMENSION OF THE LOG GRAPPLE
7
7
USING THE LOG GRAPPLE
8
DETACHING THE LOG GRAPPLE FROM THE BASE MACHINE
8
GENERAL SAFETY PRECAUTIONS FOR THE USE AND MAINTENANCE
9
DAILY MAINTENANCE
9
MAINTENANCE AFTER FIRST 10 HOURS OF OPERATION
9
MAINTENANCE AT 50-WORKING HOUR INTERVALS OR ON A WEEKLY BASIS
9
USING THE LOG GRAPPLE
8
OPERATING THE LOG GRAPPLE
9
MAINTENANCE OF THE LOG GRAPPLE
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TABLE OF CONTENTS
10
SCHEMATIC DIAGRAM
11
12
PARTS DIAGRAM
PARTS LIST

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SAFETY SIGNS
SAFETY SIGNS
The rating plate on your machine may show symbols. These represent important information about the product or instruc-
tions on its use.
PINCH POINT HAZARD
TO AVOID INJURY
KEEP HANDS AND
FEET CLEAR
HIGH-PRESSURE FLUID HAZARD
To prevent serious injury or death:
Relieve pressure on system before
repairing or adjusting or disconnecting.
Keep all components in good repair.
Wear proper hand and eye protection
when searching for leaks.Use wood or
cardboard instead of hands.
Do not place any part of body or limb under raised
loader arms, bucket, or attachments at any time.
Keep all persons and objects clear while any
part of this machine is in motion.
To prevent serious injury or death from pinching:
Relieve preseure before
disconnecting lines.
DO NOT use hands to check
for leaks Consult physician
immediately if skin penetration
occurs.
HIGH PRESSURE FLUID
HAZARD

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SAFETY PRECAUTIONS
SAFETY PRECAUTIONS
Make sure you know your equipment before you start using it. Equipment may be operated
only by an individual who is thoroughly familiar with its use.
Before connecting hydraulics to the base machine, make sure that:
- there is no-one between the attachment and the base machine
- the base machine is turned off and the parking brake is on.
When coupling the attachment to the base machine, make sure that:
- all locking cotters are intact and in order
- hydraulic hoses are intact
- there is no skin contact to hydraulic oil when connecting hydraulic hoses
- you do not to pull by the hydraulic hoses, but only by the hydraulic fitting.
During operation, pay attention to:
- safe, appropriate travel speed
- other traffic, people and animals
- danger zones and objects that block your view
- children
- use of turn signal when driving
NEVER use the machine, if there is someone in the danger zone
NEVER go under the attachment
During maintenance, the hydraulics of the base machine MUST be turned off. The base machine MUST also be turned off
and the parking brake MUST be applied. The equipment must be properly supported, if maintenance can only be performed
by going under the equipment. Never go under the equipment if it is not properly supported.
Daily maintenance:
- check general condition of structures, make repairs if needed
- check the hydraulic hoses and fittings, and replace damaged parts
After every 50 hours of operation:
- lubricate points specified in later section of this manual
- check all bolts and nuts for tightness
WARNING! Pressurized hydraulic hoses and components!

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DIMENSION OF THE LOG GRAPPLE
DIMENSION OF THE LOG GRAPPLE

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DIMENSION OF THE LOG GRAPPLE
Inner Width 48“ Universal Skid Steer Quick Attach:

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USING THE LOG GRAPPLE
USING THE LOG GRAPPLE
When attaching the log grapple for the first time, make sure it is compatible with the base machine by following the
instructions below. Always check the compatibility when attaching the collecting sweeper to a new base machine.
The log grapple is attached to the base machine by welded or bolted quick hitches. The machine is connected to connect-
ed to a hydraulic system.
Before using the log grapple, MAKE SURE all locking cotters are secured and intact.
When coupling log grapple to the base machine, please pay attention to the instructions on the use of the base machine.
1. Make sure that the attachment and the base machine are compatible in terms of mechanical solutions, hydraulics and
electricity.
2. Apply parking brake. The log grapple is attached to the coupler on the base machine. Attach the log grapple to the base
machine, and make sure the locking cotter are secured.
3. Turn off the base machine and make sure the parking brake is applied.
4. Make sure there is no pressure in the base machine hydraulic system. When connecting, always make sure the hydrau-
lic connectors are clean and the hoses are intact.
5. Check carefully the attachment’s, the base machine’s and the fitting’s trajectory for collision. Make sure that the
needed space for hydraulic hoses and -attachments is adequate. Check that the brush roll rotates outwards from the. If
not, switch hoses in the base machine.
6. During first hours of operating the attachment, bolts, nuts and connectors might loosen up. Retighten them after the
first day of operating the attachment.
ATTACHING THE LOG GRAPPLE TO THE BASE MACHINE

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USING THE LOG GRAPPLE
DETACHING THE LOG GRAPPLE FROM THE BASE MACHINE
OPERATING THE LOG GRAPPLE
OPERATING THE LOG GRAPPLE
Check following before using the log grapple:
- log grapple is installed properly to the base machine
- All locking cotters are in place
- Hydraulic hoses are attached properly
- Hoses are intact
- There are no oil leaks in attachment
- All functions are in order
- Learn the functions of the log grapple in an enclosed area before actual usage.
- Observe all unusual activity and oil leaks when operating the log grapple.
1. Make sure that the attachment and the base machine are compatible in terms of mechanical solutions, hydraulics and
electricity.
2. Apply parking brake. The log grapple is attached to the coupler on the base machine. Attach the log grapple to the base
machine, and make sure the locking cotters are secured.
3. Turn off the base machine and make sure the parking brake is applied.
4. Make sure there is no pressure in the base machine hydraulic system. When connecting, always make sure the hydrau-
lic connectors are clean and the hoses are intact.
5. Check carefully the attachment’s, the base machine’s and the fitting’s trajectory for collision. Make sure that the
needed space for hydraulic hoses and -attachments is adequate. Check that the brush roll rotates outwards from the. If
not, switch hoses in the base machine.
6. Lift log grapple front and back support legs. Lock them in upward position with locking cotters.
7. Keep the log grapple in suitable distance from ground. The attachment could be damaged!
8. Stay alert for any abnormal behaviour and oil leaks also during driving.
1. Turn off the base machine, apply the parking brake and depressurize the system.
2. Detach the hydraulic hoses and protect hose ends with plugs.
3. Unlock the coupling mechanism and detach the device.
4. If the equipment is not likely to be used for a longer period of time, clean it thoroughly after operating and lubricate as
instructed. Remove water from irrigation system’s hoses. If possible, store the unit inside.

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GENERAL SAFETY PRECAUTIONS FOR THE USE AND MAINTENANCE
DAILY MAINTENANCE
MAINTENANCE OF THE LOG GRAPPLE
MAINTENANCE OF THE LOG GRAPPLE
- Comply with existing laws and regulations and the instructions given in this manual.
- Never go under an unsecured device.
- Always apply the parking brake of the base machine before performing any actions on the device.
- Only use tools that are in proper working order.
- Be careful with the pressurized hydraulic hoses and components.
- Make sure there is no pressure in the hydraulic system. Take into account the pressure accumulator.
- Make sure hydraulic fluids or greases do not leak to the ground.
- Use all necessary personal protectors.
In order to prevent further damages, it is important to inspect the device visually for possible defects. Inspect at least
the following daily:
- hydraulic hoses and components for possible leaks
- general mechanical functioning
MAINTENANCE AFTER FIRST 10 HOURS OF OPERATION
- Lubricate, preferably with a grease or equivalent.
- Check all bolts and nuts for tightness.
MAINTENANCE AT 50-WORKING HOUR INTERVALS OR ON A WEEKLY BASIS
- Lubricate, preferably with a grease or equivalent.
- Check the mechanical condition of the device for bends, distortions or breaches
- Check fastening bolts for tightness

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SCHEMATIC DIAGRAM
SCHEMATIC DIAGRAM

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PARTS DIAGRAM
PARTS DIAGRAM

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PARTS LIST
PARTS LIST
1
1
3
1
1
1
2
8
2
2
1
6
6
6
1
2
1
2
2
2
2
4
4
6
2
1
2
1
2
No. PARTS NO. QTY
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
01.03.3084
01.03.3086
02.04.0325
01.03.3088
01.03.3089
01.03.3090
01.03.3091
02.08.05.0003
02.08.05.0007
01.01.05.0781
01.03.3092
02.03.0562
02.03.0019
02.03.0072
02.08.05.0005
02.08.05.0032
02.21.0142
02.21.0143
02.21.0140
02.21.0111
02.21.0107
02.04.0287
02.04.0295
02.03.0014
02.03.0177
02.08.01.0293
02.03.0505
01.03.3093
02.03.0416
REMARKS
Log clamp slip connector boom assembly
Grab pivot assembly
Double plastic pipe clamp
Main body component
Left clamp arm assembly
Right clamp arm assembly
Connecting rod assembly
Straight pipe joint
Combination washer
Pin
Pin assembly
Hexagon head bolt full thread 8.8
Type 1 Non-metal insert hexagon lock nut Class 8.8
Flat washer 8.8
Inch flat quick change joint
Straight transition joint
Self-adhesive (120*90)
Self-adhesive (100*100)
Self-adhesive 180×80
Self-adhesive (80*60)
Self-adhesive sticker
Wear-resistant copper sleeve
Wear-resistant copper sleeve
Type 1 Non-metal insert hexagon lock nut Class 8.8
Hexagon head bolt full thread 8.8
Oil cylinder
Hexagon head bolt 8.8
Pin assembly
Cotter pin type A
PARTS NAME
S-LG1360-80-1220-01
S-LG1360-80-1220-06
Φ17.2
S-LG1360-80-1220-10
S-LG1360-80-1220-11
S-LG1360-80-1220-12
S-LG1360-80-1220-13
M18*1.5/M18*1.5H
M18*1.5
XZ-φ30*108-φ12*12-45#
S-LG1360-80-1220-14
M16*40
M16
16*3
1/2BSP
G1/2-M18*1.5H
CAUTION
high-pressure fluid hazard
PINCH POINT HAZARD
WARNING
Butter filling
TT-φ35/φ30-25-Cu
TT-φ35/φ30-35-Cu
M10
M10*30
EHYG-φ50/φ30-407-248-Ⅸ
M10*65
S-LG1360-80-1220-15
5*60

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PARTS LIST
2
2
2
1
1
1
3
1
1
1
1
1
1
1
3
2
4
No. PARTS NO. QTY
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
02.03.0006
01.01.05.0783
02.03.0105
02.08.02.0240
02.03.0398
02.03.0411
02.03.0028
01.01.05.1202
01.03.3026
02.03.0034
01.01.05.1201
02.08.05.0004
02.03.0289
01.01.05.1200
02.04.0296
02.08.0219
02.08.04.0554
REMARKS
Flat washer 8.8
Pin
Hexagon head bolt 8.8
Hydraulic rotary motor
Hexagon head bolt full thread 8.8
Flat washer
Type 1 Non-metal insert hexagon lock nut Class 8.8
Pin
Spindle assembly
Hexagon head bolt 8.8
Pin
Straight through pressure filling oil cup
Hexagon head bolt full thread 8.8
Pin
Wear-resistant copper sleeve
Hydraulic hose
Hydraulic hose
PARTS NAME
30*4
XZ-φ30*128-φ12*12-45#
M10*60
G-301
M8*40
27*4
M8
XZ-φ35*6-φ25*85-φ9*9-45#
ML-LG450-80-1020-05
M8*50
XZ-φ40*10-φ25*107-φ9*10-45#
M8
M8*55
XZ-φ45*10-φ30*200-φ9*12-45#
TT-φ35/φ30-50-Cu
8*2*500-18H
10*2*3500-18H/H

