Dynapac CC 722C Maintenance Manual Download Page 28

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CC 722/722C M722EN2

Instrument column

Fig. 37 Relays

1. Flasher relay
2. Sprinkler relay
3. VBS relay
4. Over-rev relay

Fig. 38 Engine compartment

1. Preheating, diesel engine
2. Preheating, diesel engine
3. Fuel solenoid relay
4. Start

ELECTRICAL SYSTEM, FUSES

Summary of Contents for CC 722C

Page 1: ...DYNAPAC CC 722 722C Box 504 SE 371 23 Karlskrona Sweden Telephone 46 455 30 60 00 Telefax 46 455 30 60 30 Web www dynapac com M722EN2 MAINTENANCE...

Page 2: ...19 ILF015WO1...

Page 3: ...heavier category in the CC family The CC 722 has articulated steering and drive on both drums The CC 722 features high power high capacity and high quality in extremely demanding applications such as...

Page 4: ...s that should normally be performed by the operator For the diesel engine the engine manufacturer s instructions found in the engine manual also apply This manual is included in the product binder WAR...

Page 5: ...RAULIC FLUID ambienttemperature 10 C to 40 C 14 F 104 F Shell Tellus TX68 or equivalent above 40 C above 104 F Shell Tellus TX100 or equivalent BIOLOGICAL Shell Naturelle HF E46 HYDRAULIC FLUID When i...

Page 6: ...8 Tire load kg tire lbs tire 3 100 6 835 Amplitude mm in High 0 8 0 031 0 8 0 031 Low 0 4 0 016 0 4 0 016 Frequency Hz vpm 45 2700 45 2700 Centrifugal force kN lb At high amplitude 189 42 489 189 42 4...

Page 7: ...6 Steering system 14 2 000 14 2 000 Brake release 1 5 220 1 5 220 Tightening torque M STRENGTH CLASS thread 8 8 10 9 12 9 M6 8 4 12 14 6 M8 21 28 34 M10 40 56 68 M12 70 98 117 M16 169 240 290 M20 330...

Page 8: ...witched OFF dB A Measured on hard surface standard roller Operator s station with cab LpA 76 dBA Operator s station without cab LpA 84 dBA Seven metres from machine LpA 80 dBA CC 722 113 88 CC 722C 11...

Page 9: ...ers 8 Rubber element fastening screws 16 Drive belts 17 Coolant filter 18 Drum drive 19 Control table 20 Air filter 21 Engine oil level 22 Fuel filter 9 Flywheel casing pump drive 10 Hydraulic filter...

Page 10: ...e engine manual 22 Drain the water trap on the fuel filters 10 See engine manual Test the brakes 10 2 Inspect and clean the sprinkler system 11 7 Check the scraper setting 12 12 Check level of the hyd...

Page 11: ...outside of the hydraulic fluid cooler 17 Every 2000 hours of operation yearly Every 250 hours of operation monthly Every 500 hours of operation every three months Items in Measure See page Comments f...

Page 12: ...adiator cap Open the drain tap at the bottom of the outer fuel filter and drain off water and sediment until pure fuel flows out See also engine manual WARNING CAUTION Check brake function Drive the r...

Page 13: ...ressure filter housing 3 Water pump Fig 7 Nozzle 1 Strainer 2 Rubber seal 3 Nozzle 4 Holder Close the tap 1 and remove the housing of the pressure filter 2 to clean the strainer and housing Check that...

Page 14: ...back in position Scrapers Inspection and setting Fig 8 Scraper setting 1 Fastening screw 2 Scraper 3 Drum 1 2 mm 0 04 0 08 in 1 2 mm 0 04 0 08 in Tire scrapers Checking setting Fig 9 Scraper setting 1...

Page 15: ...in the filler hole is intact Fig 11 Hydraulic reservoir 1 Sight glass 2 Filling Stop the diesel engine while refueling Short press the filler gun against a non insulated part of the roller before ref...

Page 16: ...g 13 Air cleaner 1 Locking braces 2 Cover 3 Main filter 4 Backup filter 5 Filter housing Replace or clean the main filter of the air cleaner when the warning lamp on the instru ment panel lights at fu...

Page 17: ...ver are not clogged Clean the cover with diesel oil and blow dry with compressed air as required Wear protective goggles when working with compressed air 1 2 Rubber elements and fastening screws check...

Page 18: ...s and ensure that electrolyte is about 10 mm 0 4 in above the plates Check the level of all cells Top off with distilled water to the right level if the level is low If the air temperature is below fr...

Page 19: ...tighten the filter too hard this could damage the seal Start the engine and ensure that no hydraulic fluid leaks from the filters Ensure that ventilation extraction is adequate if the engine is run in...

Page 20: ...filler plug 1 until the oil level is within the marked area See page 3 for the grade of oil EVERY 250 HOURS OF OPERATION MONTHLY 2 1 Drum drive checking the oil level Place the roller on a level surfa...

Page 21: ...evel plug Fill through the filler hole 2 Drum checking the oil level 1 3 2 EVERY 500 HOURS OF OPERATION EVERY THREE MONTHS Controls and pivoted joints lubrication 1 1 Fig 25 Steering column 1 Lubricat...

Page 22: ...e overnight Drain as follows Hold a suitable receptacle under the plug 1 Unscrew and allow any condensation to drain off Tighten the plug again Work carefully Do not drop the plug Hydraulic reservoir...

Page 23: ...the stipulated amount of hydraulic fluid Check the amount in the sight glass Start the engine and run the roller and operate the vibration Ensure that ventilation extraction is adequate if the engine...

Page 24: ...e filler plug 1 Fill with oil until the level reaches the level plug hole Use transmission oil see page 3 Wipe any metal particles off the plugs before refitting them Fig 33 Pump drive 1 Filler plug 2...

Page 25: ...of operation Empty the water tank completely see under the heading Every 10 hours of operation also hoses filter housing and water pump Remove all the sprinkler nozzles see under the heading Every 10...

Page 26: ...guisher may also be used If the roller is equipped with a protective structure ROPS Roll Over Protective Structure or protective cab never subject the structure or cab to welding or drilling Never att...

Page 27: ...s located in the fuse boxes protect the electrical regulating and control system The figure illustrates the function of the various fuses The fuse boxes are located in the steering column 13 Working l...

Page 28: ...column Fig 37 Relays 1 Flasher relay 2 Sprinkler relay 3 VBS relay 4 Over rev relay 1 2 3 4 Fig 38 Engine compartment 1 Preheating diesel engine 2 Preheating diesel engine 3 Fuel solenoid relay 4 Star...

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