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Diamond Products HCH50 Operator's Manual

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CHAIN SAW

OPERATOR
MANUAL
MODEL
HCH50
SEPT 2014
Part# 1801446

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Summary of Contents for Diamond Products HCH50

  • Page 1: Chain Saw

    CHAIN SAW OPERATOR MANUAL MODEL HCH50 SEPT 2014 Part# 1801446...

  • Page 3: Table Of Contents

    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 ....................

  • Page 4: Product Description

    Product description Product description The HCH50 Chain Saw Main Components Fig. 1-1 Main components 7 Rear Handle 1 Bar 2 Chain 8 Coupling FD (flow) 3 Front handle 9 Water Hose Assembly 4 Valve block 10 Nipple FD (return) 5 Cutting mandrel...

  • Page 5: Usage Information

    Product description Usage Information Intended purpose The HCH50 Chain Saw is designed and built for the following applications: • Cutting of concrete (including reinforced), masonry and natural stone • Cutting of severance cuts, flush cuts and cross-cuts in ceilings, floors and walls •...

  • Page 6: Technical Data

    Length 6.5ft Hydraulic hose Water 36 psi Minimum working pressure 2 gpm Minimum flow Weight HCH50 Chain Saw with bar and chain 23 pounds Dimensions of the HCH50 Chain Saw 38-3/8" 16-5/16" 22" Dimensions of HCH50 Chain Saw Fig. 1-3...
  • Page 7 Product description Noise level Depending on the working environment, the HCH50 Chain Saw can cause excessive noise during operation. 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.

  • Page 8: Safety Instructions

    This chapter describes the safety instructions that are essential to follow when using the HCH50 Chain Saw All persons who work on and with the HCH50 Chain Saw, have a duty to read and understand the chapters of the Operating instructions relevant to their particular activities.

  • Page 9: Safety Principles

    Safety instructions Safety principles Safety Boundaries The HCH50 Chain Saw has no effect on the safety concept of the connected systems, apparatus and installations. Safety elements Protection from personal injury is based primarily on a safety concept and design safety.

  • Page 10: General Safety Rules

    Inspection and maintenance obligation The operator is under an obligation to only use the HCH50 Chain Saw when it is in a perfect and undamaged condition. The maintenance intervals shown in the Operating instructions must be adhered to without fail.

  • Page 11: Personal Protective Equipment

    Safety instructions Personal Protective Equipment 2 / 3 Personal Protective Equipment Fig. 2-1 1. Helmet with ear protectors 5. Waterproof, sturdy, 2. Visor or goggles comfortable clothing 3. Breathing mask 6. Work boots with steel toecaps 4. Waterproof gloves and non-slip soles Personal Protective equipment must always be worn when drilling, sawing, hammering or compressing concrete or stone in order to protect against the following dangers:...

  • Page 12: Information And Symbols

    Safety instructions Information and symbols In these Operating instructions information panels are used to draw attention to residual dangers and to point out important technical requirements. Danger symbols in the Operating instructions Danger Warning of danger, where failure to comply could lead to death or serious injury.

  • Page 13: General Warnings

    Safety instructions General Warnings The following warnings shown are generally applicable to all work (with and on the saw systems and during all phases of the life of the systems). Danger Electric shock due to defective electronic equipment. The electrotechnical equipment must be checked prior to each use and from time to time during prolonged usage.

  • Page 14: Responsibility

    Operative (user) User is the term employed by Diamond Products to designate a person who independently performs the following work: • Setup Diamond Products machines or systems for tasks according to the intended purpose.
  • Page 15 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 •...

  • Page 16: Design And Function

    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.

  • Page 17: Chain Saw Bar

    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 assembly).
  • Page 18 Design and function Chain Saw Bar Fig. 3-3 1. Water inlet 4. Assembly opening 2. Chain guide 5. Reversing wheel 3. Assembly bore hole for chain tensioner Function The bar is securely fixed to the chain saw unit. The chain runs and is guided on the bar.

  • Page 19: Diamond Chain

    Design and function Diamond chain Dimensions of a new chain 7/32" Fig. 3-4 Dimensions of new chain Dimensions of a worn chain 3/16" Fig. 3-5 Dimensions of worn chain Danger When working with a worn chain there is a danger of the chain breaking.
  • Page 20 Insert the chain correctly according to the engraved mark. Failure to comply with this regulation may lead to serious physical injury or death. 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.

  • Page 21: Controls And Display

    HCH50 Chain Saw Front handle The 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.

  • Page 22: Operation

    Danger Danger from machine suddenly starting up. Before switching on the HCH50 Chain Saw the operator must ensure that no other person is present in the danger areas. Failure to observe this regulation may lead to serious physical injury, property damage, and possibly even death.
  • Page 23 Danger Danger from uncontrolled movements When the HCH50 Chain Saw is switched on, always hold it with both hands using the handles. Thumbs and fingers must be closed around the handles. Otherwise you may loose control of the Chain Saw. Handles must always be clean and dry.
  • Page 24 Failure to observe this regulation may lead to serious 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).
  • Page 25 Warning Warning against working when not in a fit state to do so. Do not use the HCH50 Chain Saw if you are under the influence of sedatives, alcohol or if you are overtired. Failure to adhere to this regulation may result in personal injury.

  • Page 26: System Requirements

    Operation System requirements In order to use the HCH50 Chain Saw, a hydraulic drive assembly is needed. Drive assembly power requirements: Minimum flow 9.25 gpm Minimum power: Max. pressure 2,000 psi Maximum flow 12gpm Maximum power: Max. pressure 2,000 psi If the basic power of the drive assembly used is higher, a flow divider / pressure limiter or a pressure relief valve can be used.
  • Page 27 Operation Sawing Conditions • Determine the position of pipes and cables in walls, floors and ceilings. • Where does the cooling water used for sawing flow to? (Think about water damage to the electrical supply). Securing the site • See “Chapter 1” Workplace and danger areas. Securing cutouts Secure cutouts from walls and especially from ceilings and floors by suitable means, e.g.
  • Page 28 Operation Perform a visual inspection of the HCH50 Chain Saw Check the chain tension 6 mm Fig. 6-3 Chain tension – The chain tension is correctly set if with a moderate pull the chain can be pulled away from the bar by a maximum of 1/4"...
  • Page 29 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.
  • Page 30 Operation Hose connections Before connecting, check couplings, the HCH50 and feed lines for cleanliness. The following hose connections must be established: Fig. 6-6 Hose connections HCH50 Chain Saw Hoses Drive assembly hoses Water inlet (1) Water outlet (2) (Coupling – male connector) (Coupling –...

  • Page 31: Working With The Hch50 Chain Saw

    • Open the water valve on the drive assembly and check the water outlet on the HCH50 Chain Saw Information The water outlet on the HCH50 Chain Saw is released by pressing the locking cut-out and the manual starter. • Set the required operating pressure.
  • Page 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...

  • Page 33: After Use

    • 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.

  • Page 34: Maintenance

    Safety instructions It is essential to observe the following safety instructions, in particular in relation to the maintenance of the HCH50. Danger Danger of falling heavy parts. When performing the types of work described in this chapter, it is...
  • Page 35 Failure to adhere to this regulation may result in personal injury and property damage. Personnel qualifications The HCH50 Chain Saw should not be maintained by unauthorised persons. Personnel are only authorised where they meet the following requirements. • Have completed concrete expert training or professional experience.

  • Page 36: Maintenance And Service Table

    Chain saw unit Tightness / cleanliness Retighten accessible screws and nuts Water cleaning Lubrication Check for wear Diamond chain Water cleaning Lubrication Chain tension Check for wear Major service May only be carried out by Diamond Products or an authorized representative...
  • Page 37 Maintenance Information Wear in the drive and reversing wheel / diamond chain and bar is highly dependent upon the thickness, condition and degree of reinforcement of the concrete 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.

  • Page 38: Servicing

    Failure to observe this regulation may lead to serious physical injury, property damage, and even death. 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...
  • Page 39 Failure to adhere to this regulation may result in personal injury and property damage. Personnel qualifications The HCH50 Chain Saw should not be serviced by unauthorised persons. Personnel are only authorised where they meet the following requirements. • Have completed concrete expert training or professional experience.

  • Page 40: Tensioning The Diamond Chain

    Tensioning the diamond chain Proceed as follows: To tension the diamond chain you will need the wrench supplied with the HCH50. • Loosen both nuts (1) • Adjust the adjusting screw (2) for the correct chain tension • Tighten both nuts (1) Correct chain tension 1.

  • Page 41: Changing The Diamond Chain

    Servicing Changing the diamond chain To change the diamond chain you will need the wrenches supplied with the HCH50. Fig. 8-3 Changing the diamond chain Removing the diamond chain Proceed as follows: • Loosen the three chain guard securing screws (3) •...

  • Page 42: Changing The Bar

    Servicing Changing the bar To change the bar you will need the wrenches supplied with the HCH50. Fig. 8-4 Changing the bar Dismantling the bar Proceed as follows: • Loosen the three chain guard securing screws (3) • Remove the chain guard (4) and the chain bar plate (5) •...

  • Page 43: Changing The Drive

    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...

  • Page 44: Troubleshooting

    The following table will help you to narrow down and rectify the source of the fault. Fault Possible cause Solution HCH50 Chain Saw cannot be Drive assembly is switched off Switch on drive assembly started Emergency stop on drive assembly...
  • Page 45 Servicing Fault Possible cause Solution No water coming from the bar and Water line is blocked Clean water line diamond chain 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 correctly...

  • Page 46: Taking Out Of Service And Storage

    Failure to observe this regulation may lead to serious physical injury, property damage, and possibly death. 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 property damage or personal injury.

  • Page 47: Storage

    Taking out of service and storage Personnel qualifications The HCH50 Chain Saw should not be taken out of service by unauthorised persons. Personnel are only authorised where they meet the following requirements. • Have completed concrete expert training or professional experience.

  • Page 48: Transport

    Transport 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...
  • Page 49 Notes ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________...
  • Page 50 Notes ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________...
  • Page 51 Notes ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________...
  • Page 52 (1) year from the date of shipment to Customer. The responsibility of Diamond Products under this Warranty is limited to replacement or repair of defective parts at Diamond Products’ Elyria, Ohio...

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