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Servicing

Changing the drive wheel

In order to be able to change the drive wheel you must first dismantle the

bar

.

To change the drive wheel you will need the wheel stop and Allen key
supplied with the

HCH50

Fig. 8-5

Changing the drive wheel

Dismantling the drive wheel

Proceed as follows:

• Fit the drive wheel stop (1)

• Loosen the left-hand thread Allen screw (2)

Allen key

• Remove the drive wheel and the V-seal

Fitting the drive wheel

• Fit the V-seal (grease the seal)

• Push drive wheel onto drive shaft

• Fit the drive wheel stop (1) and nuts (1)

• Secure the drive wheel with the Allen screw (2)

and Loctite 243

• Remove the drive wheel stop

1

2

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Содержание HCH50

Страница 1: ...CHAIN SAW OPERATOR MANUAL MODEL HCH50 SEPT 2014 Part 1801446 ...

Страница 2: ......

Страница 3: ...16 Chain Saw Unit 16 Chain Saw Bar 17 Diamond Chain 19 4 Controls and Display Controls 21 Displays 21 5 Operation General 22 System Requirements 26 Preparatory Operations 26 Working with the HCH50 Chain Saw 31 After Use 33 6 Maintenance General 34 Maintenance and Service Table 36 7 Servicing General 38 Tensioning the Diamond Chain 40 Changing the Diamond chain 41 Changing the Bar 42 Changing the D...

Страница 4: ...ption The HCH50 Chain Saw Main Components Fig 1 1 Main components 7 Rear Handle 8 Coupling FD flow 9 Water Hose Assembly 10 Nipple FD return 1 Bar 2 Chain 3 Front handle 4 Valve block 5 Cutting mandrel 6 Chain guard 1 2 3 5 4 6 7 8 9 10 4 ...

Страница 5: ...thout system and tool cooling Cutting in explosion protected areas Cutting loose parts Incorrect or absence of waste water disposal saw sludge Workplace Safety Allow enough room for maneuvering to ensure danger free working Make sure you have sufficient lighting at your workplace Clearly cordon off the danger area so that no person can enter the danger area during sawing The front underneath and r...

Страница 6: ... cutting possible without removing the protective cover Hydraulic system Length 6 5ft Hydraulic hose Weight HCH50 Chain Saw with bar and chain 23 pounds Dimensions of the HCH50 Chain Saw Fig 1 3 Dimensions of HCH50 Chain Saw Maximum pressure 2 000 psi Maximum flow 12 gpm Minimum working pressure 36 psi Minimum flow 2 gpm 38 3 8 16 5 16 10 7 16 9 22 Water 6 ...

Страница 7: ...n The noise can permanently harm the hearing of operating personnel and of other people nearby within a short time Ear protection must therefore always be worn while working Danger Noise danger When using the HCH50 Chain Saw hearing protection must be worn If this instruction is not followed irreparable hearing damage may result 7 ...

Страница 8: ... work abridged instructions should only be used in the form of checklists The HCH50 Chain Saw has been inspected before being shipped and is delivered in perfect condition Diamond Products does not accept any liability for damage caused by the failure to observe the instructions and information provided in the Operating instructions This applies in particular to Damage caused by improper use and o...

Страница 9: ...rotective devices should only be removed when the device is turned off disconnected from the mains and at a standstill Safety components in particular should only be removed and refitted by authorised personnel Before using the HCH50 Chain Saw again the safety elements must be checked for correct operation Safety measures organisational Product monitoring obligation Operating personnel must notify...

Страница 10: ...re parts Only Diamond Products original spare parts should be used Otherwise damage may be caused to the HCH50 Chain Saw or to other property and persons Power connections The HCH50 Chain Saw must be connected and coupled to the drive assembly used in accordance with the Operating instructions Modifications No technical alterations should be made to the apparatus in the form of additions or conver...

Страница 11: ...onal Protective equipment must always be worn when drilling sawing hammering or compressing concrete or stone in order to protect against the following dangers Sources of danger Safety clothing Falling parts Helmet steel capped safety shoes Moving sharp edged parts Safety gloves Flying pieces of concrete and stone flying sparks Goggle or helmet with visor Slipping Anti slip shoes Noise Ear protect...

Страница 12: ...on symbol Fig 2 3 Information notice Danger Warning of danger where failure to comply could lead to death or serious injury Warning Warning of danger where failure to comply could lead to injury or damage to property Information Text displayed in this way is practical information and is aimed at achieving optimum use of the installation or apparatus Failure to take note of this information may mea...

Страница 13: ...ysical injury or death Secondary damage such as fires may also occur Warning Danger from sharp tool edges Touching a tool while it is still in motion is prohibited When touching tools at a standstill it is recommended that protective gloves are worn Failure to adhere to this regulation may result in personal injury Warning Danger of allergic reactions if skin comes into contact with hydraulic oil ...

Страница 14: ... the primary legal entity responsible for the correct use of the product and for the training and use of the authorised personnel The operator sets out the mandatory skills and level of training of the authorised personnel for his company Operative user User is the term employed by Diamond Products to designate a person who independently performs the following work Setup Diamond Products machines ...

Страница 15: ...ter User Has completed concrete expert training or has professional experience Has received an introduction basic training to operation of the HCH50 Chain Saw from a service engineer Has read and understood chapter 2 Safety instructions Service engineers Specialist professional training mechanical electrotechnical Has attended specialist courses at Diamond Products Has read and understood the Safe...

Страница 16: ...onent Fig 3 1 HCH50 Chain Saw design 1 Chain saw unit 2 Bar 3 Diamond chain 4 Chain guard Function The overall function of the HCH50 Chain Saw remains exactly the same The HCH50 Chain Saw is powered by a hydraulic drive assembly The chain is driven by the hydraulic motor incorporated into the chain saw unit The driven chain is inserted into the material to be cut 1 2 3 4 16 ...

Страница 17: ...g 10 Chain guard 5 Cutting mandrel 11 Front handle 6 Hydraulic connection Function The chain saw unit is the central component of the HCH50 Chain Saw The chain saw unit incorporates the drive motor and the operating handle and front handle for using the HCH50 The unit along with its valve block and the hydraulic and water connections also constitutes the interface with the power source drive assem...

Страница 18: ... for chain tensioner Function The bar is securely fixed to the chain saw unit The chain runs and is guided on the bar The bar provides lateral support for the chain The cutting pressure is absorbed via the bar Information The bar serves solely to guide the diamond chain Never use the bar as a lifting tool or a crow bar 1 2 3 4 5 18 ...

Страница 19: ...mensions of worn chain Danger When working with a worn chain there is a danger of the chain breaking A worn chain must be replaced by a new chain Do not take any notice of the fact that some segments are not completely worn Failure to comply with this regulation may lead to serious physical injury or death 7 32 15 64 3 16 1 16 19 ...

Страница 20: ...vel 1 Fitting aid engraving 2 Chain direction of travel Function The diamond chain constitutes the tool for the HCH50 Chain Saw It is with the help of the chain that the cut is performed Danger Working with an incorrectly fitted chain will reduce the lifetime of the chain and there is a danger of the chain breaking Insert the chain correctly according to the engraved mark Failure to comply with th...

Страница 21: ...e front handle is used to hold and carry the HCH50 Chain Saw Operating handle with manual starter The operating handle with manual starter is secured by the locking cut out against unintentional activation This must be operated before the HCH50 Chain Saw can be switched on Couplings The HCH50 Chain Saw is connected to the power source power unit and water source via the couplings Displays Water le...

Страница 22: ...protective gloves and safety shoes See Chapter 2 It is essential that the work instructions and procedures described in this safety manual are followed Failure to observe this regulation may lead to serious physical injury property damage and possibly even death Danger Danger from machine suddenly starting up Before switching on the HCH50 Chain Saw the operator must ensure that no other person is ...

Страница 23: ...d fingers must be closed around the handles Otherwise you may loose control of the Chain Saw Handles must always be clean and dry Failure to observe this regulation may lead to serious physical injury property damage and possibly even death Danger Danger from working at excessive chain speed or with insufficient water feed This can lead to excessive wear of the chain which in turn can result in lo...

Страница 24: ...s injury to body parts and possibly even death Danger Danger of the HCH50 Chain Saw restarting in the event of an accident Ensure that you can quickly stop the HCH50 Chain Saw see Emergency Stop in the Operating instructions of the drive assembly you are using Failure to observe this regulation may lead to serious physical injury property damage and possibly even death 24 ...

Страница 25: ...service engineer Have read and understand this operator manual Warning Warning of slippery floors The water feed and abrasion can make standing surfaces smooth and slippery You should therefore always ensure you have a firm footing Failure to adhere to this regulation may result in personal injury Warning Warning against working when not in a fit state to do so Do not use the HCH50 Chain Saw if yo...

Страница 26: ...elief valve can be used Operation of the individual system components is described in the corresponding Operating instructions Fig 6 1 HCH50 Chain Saw with drive assembly 1 HCH50 Chain Saw 4 Main oil circuit inlet 2 Drive assembly 5 Main oil circuit outlet 3 Water feed cooling water Preparatory operations Always proceed as follows Sort out fundamental conditions Securing the site Securing cutouts ...

Страница 27: ...k the weight of concrete 1ft 150lbs Decide on position and sequence of the cuts Position of cuts Find out about the concrete or masonry to be sawed Where does the reinforcement run Is the concrete heavily or lightly reinforced Cut across the reinforcement if possible Cutting sequence Decide on the sequence of cuts before starting work For example for a window cutout carry out the bottom cut first ...

Страница 28: ...om the bar by a maximum of 1 4 It must be possible to turn the chain one full rotation with ease by hand For chain tensioning see Chapter 7 Check the diamond chain for wear If chain is worn see Chapter 3 To replace the chain see Chapter 7 Check the bar for wear The bar has been designed so that both sides can be used for working Rotate the bar if one side is worn Fig 6 4 Rotating the bar 6 mm 28 ...

Страница 29: ...ed Connecting the HCH50 Chain Saw Connecting the hoses Warning Danger from uncontrolled movements of the HCH50 Never connect or disconnect hoses when the unit is running Failure to adhere to this regulation may result in personal injury and property damage Warning Danger from uncontrolled escaping of oil Never connect or disconnect hoses when the unit is running Failure to adhere to this regulatio...

Страница 30: ... until you hear it click Twist the locking ring of the coupling HCH50 Chain Saw Hoses Drive assembly hoses Water inlet 1 Coupling male connector Water outlet 2 Coupling female connector Return 3 Coupling male connector Main circuit oil return 4 Coupling female connector Flow 5 Coupling female connector Main circuit oil flow 6 Coupling male connector Information If the hoses cannot be connected or ...

Страница 31: ...n the drive assembly and check the water outlet on the HCH50 Chain Saw Set the required operating pressure Maximum flow 12gpm Max pressure 2 000psi Hold the HCH50 Chain Saw securely with both hands Press the locking cut out and operate the manual starter Check the direction of travel of the chain if this direction of travel of the chain is wrong connect the HCH50 Chain Saw properly Perform the des...

Страница 32: ...Operation Working with cutting mandrel The cutting mandrel 1 has been developed as a mechanical aid that can be used for horizontal and vertical cuts Fig 6 7 Cutting mandrel 1 32 ...

Страница 33: ...ollows After final use rinse chain and bar with water Allow chain to run for 5 seconds without water Disconnect the HCH50 Chain Saw from the drive assembly Lubricate the chain and bar chain spray Store the HCH50 Chain Saw in the dry state Information Frequent lubrication will extend the life of the diamond chain and the bar Information In order to avoid frost damage if there is a danger of frost o...

Страница 34: ...ividual protective equipment helmet goggles protective gloves and safety shoes see Chapter 2 It is essential that the work instructions and procedures described in this safety manual are followed Failure to observe this regulation may lead to serious physical injury property damage and even death Danger Danger from segments flying off from the tool In no event should diamond chains have new segmen...

Страница 35: ...expert training or professional experience Have received an introduction basic training to the operation of the HCH50 Chain Saw from a service engineer Have read and understood chapter 2 Safety instructions Warning Danger from uncontrolled escaping of oil Never connect or disconnect hoses when the unit is running Failure to adhere to this regulation may result in personal injury and property damag...

Страница 36: ...ach start up upon completion of work weekly annually in the event of malfunction in the event of damage Hydraulic system Hydraulic hose inspection Tightness cleanliness X X X X Coupling inspection Tightness cleanliness X X X X Water economy Water line Tightness cleanliness X X X X Blow out water frost hazard X Chain saw unit Tightness cleanliness X X Retighten accessible screws and nuts X X Bar Wa...

Страница 37: ...rete being worked Information In order to achieve an optimum balance between the diamond chain and the drive wheel whenever the chain is exchanged due to wear the drive wheel should also be replaced Information In order to achieve an optimum balance between the diamond chain and the bar every other time the chain is exchanged due to wear the bar should also be replaced 37 ...

Страница 38: ...ve equipment helmet goggles protective gloves and safety shoes see Chapter 2 It is essential that the work instructions and procedures described in this safety manual are followed Failure to observe this regulation may lead to serious physical injury property damage and even death Danger Danger from segments flying off from the tool In no event should diamond chains have new segments fitted by una...

Страница 39: ...pert training or professional experience Have received an introduction basic training to the operation of the HCH50 Chain Saw from a service engineer Have read and understood chapter 2 Safety instructions Warning Danger from uncontrolled escaping of oil Never connect or disconnect hoses when the unit is running Failure to adhere to this regulation may result in personal injury and property damage ...

Страница 40: ...sen both nuts 1 Adjust the adjusting screw 2 for the correct chain tension Tighten both nuts 1 Correct chain tension 1 The chain tension is correctly set if in the middle of the bar with a moderate pull the chain can be pulled away from the bar by a maximum of 1 4 2 The chain must be able to be pulled around the bar by hand once tensioned Fig 8 2 Chain tension 1 2 1 4 2 1 40 ...

Страница 41: ...d 4 Loosen both nuts 1 Release the tension in the diamond chain via the adjusting screw 2 Remove the diamond chain Fitting the diamond chain Proceed as follows Place the diamond chain around the drive and reversing wheel and in the chain guide of the bar Note the direction of travel and installation position of the diamond chain See Chapter 3 Tension the diamond chain see Chapter 8 Tighten both nu...

Страница 42: ...usting screw 2 Remove the diamond chain Remove the nuts 1 from the chain bar plate 5 Remove the bar Fitting the bar Proceed as follows Place the bar in the chain saw unit Fit the chain bar plate 5 and tighten nuts 1 slightly Place the diamond chain around the drive and reversing wheel and in the chain guide of the bar Note the direction of travel and installation position of the diamond chain See ...

Страница 43: ...5 Changing the drive wheel Dismantling the drive wheel Proceed as follows Fit the drive wheel stop 1 Loosen the left hand thread Allen screw 2 Allen key Remove the drive wheel and the V seal Fitting the drive wheel Fit the V seal grease the seal Push drive wheel onto drive shaft Fit the drive wheel stop 1 and nuts 1 Secure the drive wheel with the Allen screw 2 and Loctite 243 Remove the drive whe...

Страница 44: ...al or stone in building structure Remove metal or stones or position cut at another point Diamond chain incorrectly assembled Assemble diamond chain correctly see Chapter 3 Diamond chain worn Replace diamond chain see Chapter 3 Chain speed is too high Drive assembly power is too high Use a pressure relief valve 140 bar or a flow divider pressure limiter 40 l min at 140 bar Diamond chain seriously ...

Страница 45: ...Have your serial number Fig 8 6 Serial number plate location Have the operating instructions close to hand No water coming from the bar and diamond chain Water line is blocked Clean water line Water valve on feed line is closed Open water valve Insufficient water pressure Ensure a minimum water pressure of 36psi and 2gpm flow Diamond chain jumps from bar Chain tension too low Tension diamond chain...

Страница 46: ...hapter it is essential to wear the following individual protective equipment helmet goggles protective gloves and safety shoes see Chapter 2 It is essential that the work instructions and procedures described in this safety manual are followed Failure to observe this regulation may lead to serious physical injury property damage and possibly death Warning Danger from uncontrolled movements of the ...

Страница 47: ...training or professional experience Have received an introduction basic training to the operation of the HCH50 Chain Saw from a service engineer Have read and understood chapter 2 Safety instructions Storage Some components of the HCH50 Chain Saw consist of materials which may corrode If unused for lengthy periods take the following action Blow the water out of the water lines Lightly oil the Bar ...

Страница 48: ...sport Transporting the HCH50 Protect the HCH50 against transport damage Do not place anything on or against the HCH50 Chain Saw Protect the HCH50 Chain Saw from impacts Secure the HCH50 for transport to help prevent damage 48 ...

Страница 49: ...____________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ _...

Страница 50: ...____________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ _...

Страница 51: ...____________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ _...

Страница 52: ...een defective in material or workmanship with expense for transportation and labor borne by Customer In no event shall Diamond Products be liable for consequential or incidental damages arising out of the failure of any Product to operate properly Integral units such as engines electric motors batteries transmissions etc are excluded from this Warranty and are subject to the prime manufacturer s w...

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