4. Maximum hydraulic flow. It is the maximum hydraulic flow that HKR hydraulic screw compressor is designed to run. Do not exceed the maximum hydraulic flow. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
Production month / year Product code Output air flow rate and pressure. Serial number Manufacturer’s contact Maximum hydraulic flow information Maximum hydraulic pressure Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
SAFETY EQUIPMENT Always wear appropriate clothing and safety equipment such as safety goggles, safety shoes and ear protection when operating the compressor. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
HIGH PRESSURE AIR! Never aim compressed air at a person. Can cause severe injuries. ATTENTION! Do not exceed the maximum pressure, temperature and load. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
Clean surface with solvent detergent before attaching labels. READ USER USE EAR PROTECTION HOT SURFACE! MANUAL! AND SAFETY GLOGGLES! Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
4. The majority of the oil is separated from the oil-air-mixiture in a separating tank in compressor block. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
When the compressed air in air supply line is needed, off-load automatic controls the intake valve according to the current air demand. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
When the operational pressure of HKR-compressor is 10 bar, compression ratio is equal to: The compression ratio for unit of (x) bar is calculated in the same way. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
It is triggered via air pressure control valve. Intake valve open Intake valve closed Picture 8: Operating principles of intake valve Air inlet Air outlet Control piston Sping Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
3/2 way valve. The pressure in the compressor is releaved via the 3/2 way valve and the relief nozzle. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
Inlet of air-oil mixture Oil separated air outlet Fine separator Separated oil Post-separator Seals Oil separated compressed air Element housing Support pipe Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
(it is only used for the starting sequence until the higher operating pressure is reached and subsequently determines a higher system pressure). Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
In the startup phase thermostat is closed and operating temperature is reached faster. Picture 16: Operating principle of oil thermostat A. Oil thermostat closed B. Oil thermostat open Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
If you are unsure of the hydraulic system, please contact the base machine manufacturer. Next three paragraphs describe the hydraulic systems in more detail. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
In Load Sensing variable-displacement pump, the flow rate and output pressure adjusts automatically based on the load of the hydraulic system. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
In Load Sensing variable-displacement pump, the flow rate and output pressure adjusts automatically based on the load of the hydraulic system. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
Every stroke of the hydraulic motor moves the same amount of oil. The output flow is function of the motor’s rpm and pump’s displacement. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
4.2.3. CONNECTING HYDRAULIC HOSES Connect pressure- (P) and return (T) lines of a hydraulic system to the corresponding hydraulic ports of the DYNASET unit. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
Maximum inclination angle of DYNASET Hydraulic screw compressor is 15 in all directions. ° MAX 15 Picture 30: Maximum inclination angle of HKR compressor Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
RISK OF BURNS! Parts of the unit, oil, and oil filler cap can be hotter than 80 °C! Wear personal safety equipment! Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
5.3. AIR AND OIL TEMPERATURES Normal operating within ambient temperature range -5 ºC... + 45 ºC. Picture 36: Normal operating ambient temperature Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
When using HKR compressor on high ambient humidities, water can be condensed in the compressor chamber. Condensed water may increase the risk of saturation in air-oil separator element. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
HYDRAULIC SCREW COMPRESSORS OPERATION 5.7. STOPPING THE COMPRESSOR To stop the compressor, shut off the hydraulic flow. Picture 40: Stopping the compressor Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
Synthetic and bio-oils can also be used if their viscosity characteristics and lubricating efficiency are similar to the mineral oils. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
In this case, the possible reduction in the viscosity due to oil degeneration over the duration of operation must be taken into account. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
Ambient temperature of the compressor Classes of oil for compressors Compressor oil injection temperature Compressor outlet temperature Picture 42: Temperatures and oil types Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
Check and clean your HKR compressor after every work shift. The compressor block should be checked on a daily basis and cleaned when necessary. To clean the unit use blow gun. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
HKR 5000 HKR 7500 Picture 43: Location of oil filler cap 1. Make sure that the compressor is in a horizontal position. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
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In this case, close the oil filler cap again immediately and carefully clean the oil that has escaped. 4. Close the oil filler cap on filler neck by hand. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
DYNASET recommends replacing the oil filter at the same time as oil change. 1. Open the oil filler cap from the oil filler neck by hand. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
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MAX 70 Nm 4. Replace the oil filter. SEE CHAPTER “6.7. Replacing Oil filter”. 5. Add oil up to the maximum level. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
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8. Stop the compressor and wait for 1 minute standstill STOP 9. Depressurize the system completely by opening air supply line and loosening the oil filler cap. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
Dispose of the old oil filter cartridge in accordance with the applicable regulations. 1. Remove the oil filter cartridge with a suitable tool. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
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4. Start the compressor and close air supply line. Allow compressor run for 3 minutes. Check the compressor and the system for leaks when the system is running. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
Heavily soiled intake air or low-quality oil cause heavier soiling of the separting element, which can result in the premature need for replacement. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
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2. Lubricate the seal of the new air-oil separating element with clean oil or grease. 3. Insert the new air-oil separating element onto the multiblock and tighten by hand. Use of a tool is prohibited. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
1. Remove the filter cover and remove the old filter element. ATTENTION! Cleaning the filter element is prohibited. The filter element must always be replaced in case of soiling! Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
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2. Remove dust carefully from the filter housing. 3. Insert new filter element and install filter cover. ATTENTION! Dispose the old air filter element according to the applicable regulations. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
6.10. ADJUST THE OFF-LOAD PRESSURE 1. Loosen locking nut and use adjust knob to set off-load pressure. 2. Tighten the locking nut. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
Replace if necessary. Ambient temperature too Check the viscosity of oil. low. Oil filling too viscous. Check the viscosity of oil. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
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Replace shaft seal if necessary. Air intake filter clogged. Check. Replace filter. Air-oil separating Check. Replace air-oil separating element(s) clogged of element(s) if necessary. faulty. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
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Check minimum pressure Incorrect operation of valve for smooth movement; minimum pressure valve. if necessary ensure smooth operation or replace. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
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Insufficient lubrication, Abnormal noise during loose parts, damage Check. If necesasry, replace parts. operation. to hydraulic drive kit, bearings or shaft, etc. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
DYNASET OY or to other location authored by DYNASET OY. Shipment documents must contain: • Purchaser’s name and contact information • Receipt of original purchase • WRN code • Problem description Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
NOTE! Always act according to the waste legislation, regulations and recommendations in waste disposal and waste recycling issued by your local authorities. Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
If the device has been modified by someone other than the manufacturer or without the manufacturer’s permission, this declaration is not valid. Timo Nieminen R&D Manager Ylöjärvi, Finland 01.12.2015 Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
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HYDRAULIC SCREW COMPRESSORS DECLARATION OF CONFORMITY Dynaset Oy | Menotie 3, FI-33470 Ylöjärvi, Finland | tel: +358 3 3488 200 | info@dynaset.com | www.dynaset.com...
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