Scarab Merlin Operating And Maintenance Instructions Manual
Road sweepers hydrostatic drive
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- Operator's manual (48 pages)
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Summary of Contents for Scarab Merlin
- Page 1 Merlin and Magnum Road Sweepers Hydrostatic Drive Operating and basic maintenance instructions This document contains important Health and Safety advice and must remain with the machine at all times.
- Page 2 Operating Instructions Merlin and Magnum Hydrostatic MAIN FEATURES 1. Water tank 2. Locker 3. Side loading hatch 4. Door open/close ram 5. Rear wander hose (standard) MERLIN 6. Fuel tank HYDROSTATIC (orientation determined on chassis type) 7. Low pressure water pump and valves 8.
- Page 3 To get the latest version of this Operator’s Manual visit our website www.scarab-sweepers.com/links/opsmerlmag This manual is published by the Technical Publications Department of Scarab Sweepers Ltd. and every effort is made to ensure that the information it contains is correct at the time of publication. Due to a policy of continuous development, however, the Company reserves the right to alter the specification and to supply when so altered without reference to illustrations and descriptions in this manual.
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Page 4: General Information
If this type of information Applicability is required, please contact our Technical Sales staff giving your This manual covers the operating requirements of the Scarab Merlin, Merlin XP and Magnum sweeper’s Serial Number. Hydrostatic sweepers with the CANbus 3 system. -
Page 5: Table Of Contents
Operating Instructions Merlin and Magnum Hydrostatic Table of contents Title Page Title Page General information ......... . . 4 Standard wander hose . -
Page 6: Health And Safety Advice
Operating Instructions Merlin and Magnum Hydrostatic Health and Safety advice In the interests of your health and safety, it is important that the following points are observed at all times. • Only trained operatives should be allowed to drive or work on this machine. -
Page 7: Hazard Awareness
Operating Instructions Merlin and Magnum Hydrostatic Hazard awareness All operators and workshop personnel should be aware of the physical and biological risks that are inherent in the operation of a road sweeper. The risk falls into two main categories as follows: •... -
Page 8: Operating Advice
Operating advice Please remember, the information provided in this handbook is designed to ensure that the Scarab sweeper operates both safely and efficiently. The design of this machine is for the removal of spoil on traffic areas, also litter collection, using the wander hose. -
Page 9: Safety Support Props
Operating Instructions Merlin and Magnum Hydrostatic Safety support props Door safety prop Ensure the prop is correctly positioned within the ratchet rack Auto ratchet hopper prop When inserting the door prop, ensure it is correctly positioned in the locating slot Part No. -
Page 10: The Canbus System
Operating Instructions Merlin and Magnum Hydrostatic The CANbus system The CANbus system comprises two control panels (main and auxiliary) an LCD monitor and a number of control nodes. The system controls and monitors all sweeper functions and maintains a log of various operating parameters such as operating hours and any fault conditions that might occur. -
Page 11: Main Control Panel Switch Functions
Operating Instructions Merlin and Magnum Hydrostatic Main control panel switch functions Switch functions are described from Left to Right and Top to Bottom. F1 / F2 - Press to activate special options. System Start - Press to start/stop the system and engage/disengage hydrostatic drive. -
Page 12: Auxiliary Control Panel Switch Functions
Operating Instructions Merlin and Magnum Hydrostatic Auxiliary control panel switch functions Forward Forward/Reverse Lever - Lift collar to release from Neutral and move the lever in the desired direction to activate Neutral the hydrostatic transmission. All active equipment will stop and retract to its stowage position when reverse is selected, redeploying when reverse is disengaged. -
Page 13: Hopper Remote Control Switch Box Functions
Operating Instructions Merlin and Magnum Hydrostatic Hopper remote control switch box functions The hopper Raise/Lower and rear door Open/Close switches are located on the remote control box. This SAFETY INTERLOCK is stowed in the cab, between the driver’s seat and door and is connected to a socket via a coiled lead. -
Page 14: The Lcd Monitor
Operating Instructions Merlin and Magnum Hydrostatic The LCD monitor The sweeping monitor displays information on the current status of the sweeper while it is in sweep mode, by indicating which items of equipment are active, plus other relevant information ie: fluid levels, fan speed and temperatures, it also alerts the user to any warnings by means of appropriate flashing symbols and, when appropriate, a warning buzzer. -
Page 15: Additional Controls And Instruments
Operating Instructions Merlin and Magnum Hydrostatic Additional controls and instruments Brush pressure Do not exceed a pressure of 2.5 bar when adjusting brush pressure settings. Failure to comply will result in drastically reduced brush life. - Air Pressure Regulator - Used to adjust the amount of up/down thrust applied to... -
Page 16: Operating Modes
Operating Instructions Merlin and Magnum Hydrostatic Operating Modes Refer to the health and Safety Information on Page 6 There are two driving modes, Normal and Hydrostatic (Sweep), these are selected using the sweep mode switch on the control panel. The selected drive... -
Page 17: Sweeping
Operating Instructions Merlin and Magnum Hydrostatic Sweeping 1. Switch on suction fan (approx. 2000 or 2900 rpm) or ‘Boost’ (approx. 2200, 3150 or 3400 rpm) as required. If ‘Boost’ is selected (See Page 18) remember that increased engine speed might be necessary. -
Page 18: Suction Fan Boost Setting
Operating Instructions Merlin and Magnum Hydrostatic Suction fan boost setting When required, boost settings are available for the suction fan. This increases fan speed and is used when sweeping heavy material. To operate the fan at the Boost settings, carry out the following procedure: 1. -
Page 19: Reverting To Normal Drive Mode
Operating Instructions Merlin and Magnum Hydrostatic Reverting to normal drive mode 1. Move the multi-function lever (located on the auxiliary control panel) to the OFF position. This will stop and raise all sweeping equipment to the stowed position. The sweeping equipment symbols displayed on the LCD monitor will change back to grey, indicating that they are no longer active. -
Page 20: Cng Iveco With Allison Gearbox
Operating Instructions Merlin and Magnum Hydrostatic CNG IVECO with Allison gearbox - Engaging and disengaging hydrostatic drive Engine ON and air tanks full before attempting to engage hydrostatic drive mode. The hydrostatic gearbox will not engage unless the vehicle is stationary. -
Page 21: Discharging The Hopper (Tipping)
Operating Instructions Merlin and Magnum Hydrostatic Discharging the hopper (tipping) In the interest of health and safety and to avoid possible damage to the sweeper or adjacent structures, it is essential that the remote hopper/door controls are not activated from within the cab. Always use these controls outside of the vehicle from a vantage point that affords a good view of the sweeper and its immediate surroundings. -
Page 22: Using The Auxiliary Hydraulic Pump
Operating Instructions Merlin and Magnum Hydrostatic Using the auxiliary hydraulic pump In the event of hydraulic system failure, an auxiliary (manually operated) hydraulic pump is fitted, to enable the rear door and hopper to be operated. This is located on the left hand side of the vehicle, adjacent to the hopper suction spigot. -
Page 23: Standard Wander Hose
Operating Instructions Merlin and Magnum Hydrostatic Standard wander hose The wander hose is used to suck up objects in areas that the sweeper is unable to access for example, drain inlets, under benches, etc. Using the standard wander hose Vehicle in hydrostatic drive. Drive control lever in neutral. Handbrake On. Sweep mode and multi-function lever OFF. -
Page 24: Using The Rear Mounted Wander Hose
Operating Instructions Merlin and Magnum Hydrostatic Rear mounted/Overhead wander booms Using the rear mounted wander hose Vehicle in hydrostatic drive. Drive control lever in neutral. Handbrake On. Multi-function lever ON. 1. Suction Fan ON. 2. Unhook the wander hose boom from its stowed position w. -
Page 25: Using The Overhead Wander Boom
Operating Instructions Merlin and Magnum Hydrostatic Using the overhead wander boom Vehicle in hydrostatic drive. Drive control lever in neutral. Handbrake On. Multi-function lever OFF. 1. Unlatch the hose assembly from its stowage and attach suction tube (extra tubes can be added to give greater length). -
Page 26: Using The Dust Suppression System
Operating Instructions Merlin and Magnum Hydrostatic Using the Dust Suppression System Filling the water tank Attach the appropriate coupling and water hose to the filler aperture and fill until the blue float reaches the top of the water level sight tube (use clean water). -
Page 27: Using The High Pressure Water System
Operating Instructions Merlin and Magnum Hydrostatic Using the high pressure water system (option) High pressure water can be hazardous, always wear goggles or suitable eye/face protection. Exercise extreme care when using the lance, do not direct the jet at other people or electrical connections. -
Page 28: Hand Lance Detergent Option
Operating Instructions Merlin and Magnum Hydrostatic Hand lance detergent option With the hand lance in use, check that the detergent container sufficient fluid. Turn on the control valve y. Adjust the spray pattern valve on the hand lance to achieve desired effect. -
Page 29: Clearing A Blockage In The Suction Path
Operating Instructions Merlin and Magnum Hydrostatic Clearing a blockage in the suction path A blockage in the suction path will be indicated by a trail of material behind the vehicle. Use the following instructions and the diagram opposite to locate and remove the obstruction:- 1. -
Page 30: Recommended Operator's Routine Maintenance
Recommended operator’s routine maintenance It is important that the following routine maintenance procedures are carried out as directed. This will help to ensure that your Scarab sweeper performs at the optimum level of safety and efficiency. Refer to the paragraphs immediately following this schedule and to the Table of Contents for more detailed information. -
Page 31: Key Maintenance Procedures
Operating Instructions Merlin and Magnum Hydrostatic Key maintenance procedures Cleaning the suction fan and screen Failure to comply with the following could result in serious injury. Before working on the machine position it on firm, level ground and apply handbrake. -
Page 32: Hydraulic Oil Tank
Operating Instructions Merlin and Magnum Hydrostatic Hydraulic oil tank It is advisable to top-up the Hydraulic oil level when the system is cold. The hydraulic oil tank gauge is fitted with low level sensor. If the oil level drops too low the brush gear will be lifted and a warning symbol will be displayed on the LCD screen and a buzzer will sound. -
Page 33: Suction Nozzle Clearances
Operating Instructions Merlin and Magnum Hydrostatic Suction nozzle clearances Inspect the suction nozzle flaps to verify that they are in good condition and Tow point do not show excessive wear. Adjust as necessary to achieve the correct flap to ground clearances. The factory settings are: •... -
Page 34: Removing And Cleaning The Water Filter Element(S)
Operating Instructions Merlin and Magnum Hydrostatic Removing and cleaning the water filter element(s) Both the low-pressure and, if fitted, the, high-pressure water pump are fitted with strainers to ensure that foreign matter does not enter the pump. The following steps detail the recommended cleaning procedure. -
Page 35: Manual Greasing And Lubrication
Operating Instructions Merlin and Magnum Hydrostatic Manual greasing and lubrication Carry out manual greasing in accordance with the appropriate schedule on Page 30 and by referring to the accompanying diagrams shown here. Suction nozzle assembly Side brush assemblies Door hinge x 3... -
Page 36: Lcd Monitor - Options Screen
Operating Instructions Merlin and Magnum Hydrostatic LCD monitor - Options screen To Access the option screen mode from the start-up screen press button Button function 1. Display: Press to change background colours (black/white). 00.00 2. Menu: Press to access option screen mode (illustrated). - Page 37 Operating Instructions Merlin and Magnum Hydrostatic mins mins CAN Error mins mins mins 00.00 00.00 Hours worked Driver fault codes Displays the working time of various functions. Rotate the encoder to highlight either the CAN or desired Node. Service Hours only display when activated.
- Page 38 Operating Instructions Merlin and Magnum Hydrostatic Node0 Error J1939 Error CAN Error Node1 Error Node1.1 Error Node3 Error Node4 Error Node5 Error Node6 Error 00.00 00.00 CAN error screen Driver fault codes Identifies location of system errors. Entering a Node screen allows Pin-Contact view.
- Page 39 Operating Instructions Merlin and Magnum Hydrostatic N/MIN N/MIN 00.00 Km/h 00.00 00.00 Screen Settings Displays the following current conditions: Rotate the encoder to highlight the desired panel and press the encoder to enter the setting screen. • Engine Speed • Battery Voltage •...
- Page 40 Operating Instructions Merlin and Magnum Hydrostatic 24.00 24.00 SET CLOCK (RTC) YEAR : 0000 HOUR : 00 MONTH : 00 MINUTE : 00 Brightness: 000% DAY : 00 SECOND : 00 DATE : 00.00.0000 TIME : 00.00.00 00.00 00.00 Screen brightness setting Time/date setting Rotate the encoder to adjust the screen brightness (2% increments).
- Page 41 Operating Instructions Merlin and Magnum Hydrostatic MACHINE NUMBER WK 0 FIRMWARE SOFTWARE NODE 2 NODE 3 NODE 4 EXIT ON / OFF NODE 5 NODE 6 00.00 00.00 Rear camera Information Enable/disable rear camera. When fitted. Displays current Node program version.
- Page 42 Operating Instructions Merlin and Magnum Hydrostatic WARNING / WARNUNG / ATTENTION 00.00 00.00 Button checks Main control panel button check Highlight the appropriate panel and press the controller. Press the appropriate button on the main control panel. As each button is pressed the corresponding graphic will illuminate.
- Page 43 Operating Instructions Merlin and Magnum Hydrostatic Auxiliary control panel button check Use the main control panel instructions to test buttons and joystick. Part No. SCAZ037886 8.6.00 E&OE...
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Page 44: Operator's Notes
Operating Instructions Merlin and Magnum Hydrostatic Operator’s notes Part No. SCAZ037886 8.6.00 E&OE... - Page 45 Operating Instructions Merlin and Magnum Hydrostatic Operator’s notes Part No. SCAZ037886 8.6.00 E&OE...
- Page 46 Operating Instructions Merlin and Magnum Hydrostatic Operator’s notes Part No. SCAZ037886 8.6.00 E&OE...
- Page 47 Operating Instructions Merlin and Magnum Hydrostatic Operator’s notes Part No. SCAZ037886 8.6.00 E&OE...
- Page 48 Scarab Sweepers Limited Pattenden Lane, Marden, Kent TN12 9QD Telephone: 01622 831006 Fax: 01622 832417 International: +44 (0)1622 831006 International: +44 (0)1622 832417 e-mail: scarab@scarab-sweepers.com Web site: www.scarab-sweepers.com Part No. SCAZ037886 8.6.00 E&OE...
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