AIRMAC T20D Instruction Manual Download Page 7

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Instruction Manual

Airmac Air Compressors

2019-06-07

2.0

Product Familiarisation

The major components and primary controls of the various compressor types within the Airmac

range are identified in Figures 2-1 to 2-7 below. Users should familiarise themselves with their own

compressor’s features.

Item

Description

Item

Description

Compressor Pump

Wheel

Air Filter

Handle

Crankcase Breather

Foot Mounting Bracket

Oil Fill Cap

Rubber Foot Mount

Oil Drain Plug

Non-Return Valve

Oil Level Sight Glass

Unloading Line

Electric Motor

Safety Valve

Overload Reset Button

Drain Valve

Air Receiver Tank

Filter-Regulator

Air Receiver Tank Nameplate

Discharge Outlet Coupling

V-Belt Drive Guard

Air Receiver Pressure Gauge

Wheel Mounting Bracket

Pressure Switch

Figure 2-1

240 Volt Single Pump Air Compressor

Summary of Contents for T20D

Page 1: ...Instruction Manual Belt Driven Reciprocating Air Compressors Revision 2019 06 07 ...

Page 2: ...rt of the compressor and should remain with it if resold Disclaimers All information illustrations and specifications in this manual are based on the latest information available at the time of publishing The illustrations are intended as representative reference views only Due to our policy of continuous product improvement we may modify information illustrations or specifications to explain or e...

Page 3: ...0 Application and Function 11 4 0 Receipt and Inspection 13 5 0 Installation 14 6 0 Operation 25 7 0 Maintenance and Repair 32 8 0 Troubleshooting 39 9 0 Transport 45 10 0 Storage 45 11 0 Dismantling and Disposal 46 12 0 Specifications 47 13 0 Wiring Diagrams 49 14 0 Warranty Against Defects 50 15 0 Record of Maintenance and Repair 52 ...

Page 4: ...compressor where chemicals dust dirt fibres oil salt water or flammable or explosive liquids gases or dusts may be present The area should not be wet or damp The unit should be kept away from other heat sources Engines motors and electrical equipment can cause heat sparks or flames that may ignite a flammable gas or vapour Do not operate or repair the compressor in or near a flammable gas or vapou...

Page 5: ... hoses piping fittings air receivers air tools etc connected to the compressor s discharge outlet that are safe for the unit s maximum discharge pressure as marked on the air receiver tank s nameplate and temperature i e 100 C The compressor should not be operated beyond its specified design parameters especially the maximum discharge pressure Do not bypass or disable any of the unit s safety feat...

Page 6: ...uine spare parts Clean up any leak or spill of fuel or oil immediately Clothing sleeves should be tight fitting long hair should be tied back jewellery and other loose articles should be removed and loose gloves should not be worn when operating or maintaining the compressor Wear body protection such as tight fitting gloves long sleeves and safety boots and also eye protection such as glasses when...

Page 7: ...em Description 1 Compressor Pump 13 Wheel 2 Air Filter 14 Handle 3 Crankcase Breather 15 Foot Mounting Bracket 4 Oil Fill Cap 16 Rubber Foot Mount 5 Oil Drain Plug 17 Non Return Valve 6 Oil Level Sight Glass 18 Unloading Line 7 Electric Motor 19 Safety Valve 8 Overload Reset Button 20 Drain Valve 9 Air Receiver Tank 21 Filter Regulator 10 Air Receiver Tank Nameplate 22 Discharge Outlet Coupling 11...

Page 8: ... Vibration Isolator 3 Crankcase Breather 13 Non Return Valve 4 Oil Fill Cap 14 Unloading Line 5 Oil Drain Plug 15 Safety Valve 6 Oil Level Sight Glass 16 Drain Valve 7 Electric Motor 17 Discharge Outlet Valve 8 Overload Reset Button 18 Air Receiver Pressure Gauge 9 Air Receiver Tank 19 Pressure Switch 10 V Belt Drive Guard Figure 2 2 240 Volt Dual Pump Air Compressor ...

Page 9: ...ankcase Breather 13 Non Return Valve 4 Oil Fill Cap 14 Unloading Line 5 Oil Drain Plug 15 Safety Valve Behind Item 18 6 Oil Level Sight Glass 16 Drain Valve 7 Electric Motor 17 Discharge Outlet Valve 8 Motor Position Adjustor 18 Air Receiver Pressure Gauge 9 Air Receiver Tank 19 Pressure Switch 10 Air Receiver Tank Nameplate Figure 2 3 415 Volt Air Compressor 7 5 kW 10 hp ESSOR 7 5 KW 10 HP ...

Page 10: ...Safety Valve Behind Item 18 4 Oil Fill Cap 16 Drain Valve 5 Oil Drain Plug 17 Discharge Outlet Valve 6 Oil Level Sight Glass 18 Air Receiver Pressure Gauge 7 Electric Motor 19 Pressure Switch 8 Motor Position Adjustor 20 Star Delta Starter 9 Air Receiver Tank 21 Solenoid Valve 10 V Belt Drive Guard 22 On Off Switch 11 Pallet Foot Mount 23 Emergency Stop Button 12 Non Return Valve Figure 2 4 415 Vo...

Page 11: ... 2 Air Filter 10 Non Return Valve 3 Crankcase Breather 11 Unloading Line 4 Electric Motor 12 Safety Valve Behind Item 15 5 Motor Position Adjustor 13 Drain Valve 6 Air Receiver Tank 14 Discharge Outlet Valve 7 Air Receiver Tank Nameplate 15 Air Receiver Pressure Gauge 8 V Belt Drive Guard 16 Pressure Switch Figure 2 5 415 Volt Oil Free Air Compressor ...

Page 12: ...lve 4 Oil Fill Cap 15 Easy Start Valve 5 Oil Drain Plug 16 Head Unloading Line 6 Oil Level Sight Glass 17 Safety Valve Behind Item 21 7 Petrol Engine 18 Drain Valve 8 Air Receiver Tank 19 Filter Regulator 9 Air Receiver Tank Nameplate 20 Discharge Outlet Behind Item 19 10 V Belt Drive Guard 21 Air Receiver Pressure Gauge 11 Wheel Mounting Bracket 22 Pilot Valve Figure 2 6 Honda Petrol Air Compress...

Page 13: ...l Fill Cap 16 Head Unloading Line 5 Oil Drain Plug 17 Safety Valve 6 Oil Level Sight Glass 18 Drain Valve 7 Diesel Engine 19 Air Receiver Pressure Gauge 8 Air Receiver Tank 20 Pilot Valve 9 Air Receiver Tank Nameplate 21 Key Start Panel 10 V Belt Drive Guard 22 Emergency Stop Button 11 Wheel Mounting Bracket Filter Regulator Behind Item 7 12 Handle Discharge Outlet Behind Item 7 Figure 2 7 Yanmar ...

Page 14: ...e compressed air treatment equipment will likely result in damage to pneumatic devices or spray painted finishes Air discharged from an oil free compressor will not contain any oil emanating from the compressor itself although any oil present in the ambient atmosphere will still be present together with water and particulate contaminants Where installed compressed air filtration or drying equipmen...

Page 15: ... the engine when the cut out pressure is reached which would necessitate physically re starting the engine if more compressed air is required the pilot valve actuates the head unloader in each cylinder head to keep the inlet valve open Air can be felt pulsing in and out of the inlet air filter whenever the compressor pump is in this unloading mode When the pressure drops to the cut in value the pi...

Page 16: ...ngs etc must be properly rated for the weight of the compressor Lift the compressor from the delivery vehicle by the shipping pallet only Do not use the electric motor lifting eyebolt to lift the entire compressor The motor lifting eyebolt is only to be used for removing the motor from the compressor unit Do not work or walk under the compressor while it is suspended in the air Inspect the compres...

Page 17: ...than 600 mm 2 ft to allow for maintenance access Ensure that the power supply is clearly identified and accessible Always provide sunshade and shelter from moisture if the compressor has to be located outdoors 5 2 1 Portable Wheel Mounted Type Assemble the supplied axles and wheels onto the compressor using one nut and washer per wheel Apply a small amount of lubricant to the axle and wheel rubbin...

Page 18: ...or equivalent vibration isolators Place the compressor on a firm level surface that is strong enough to support its weight Use wheel chocks to prevent movement of the compressor during operation and possible straining of the air hose Do not place on an incline during use as this will interfere with the compressor pump s splash lubrication system Some models are equipped with only two rather than f...

Page 19: ...ather than the mounting feet being uneven There are three common methods used for such bolted down foot mounting installations a The basic method as shown in Figure 5 2 has the compressor being bolted down loosely through the factory supplied vibration isolators with a gap of 1 to 3 mm to allow for vertical movement One should apply thread lock adhesive such as Loctite or use a nylon insert lock n...

Page 20: ...ther the compressor set will be used in a fixed stationary or mobile application when selecting such industrial vibration isolators Figure 5 4 Preferred Bolted Down Foot Mounting Arrangement Option 2 Certain mounting arrangements should never be used because they will likely result in misuse damage to the unit which is not covered by warranty These are shown in Figure 5 5 A vehicle or trailer moun...

Page 21: ...temperatures take precautions to prevent water condensate freezing inside the compressor and possibly causing damage Store the compressor indoors when not in use if possible Drain the condensate daily from the air receiver tank and filter regulator if so equipped and leave the drain valve s open when the compressor is not in use Also check that the safety valve is not frozen closed before using th...

Page 22: ... should be sized in a similar manner but the design flow rate should instead be based on the total air consumption of the tools or appliances running off that branch To allow for vibration and to prevent piping stresses being transmitted to the compressor the connection between the unit s discharge valve and the mainline piping system should be made using a flexible air hose or coupling The minimu...

Page 23: ...tart up and running If connecting other electrical equipment to the same circuit consider the total electrical load when selecting the proper wire size Overheating short circuiting and fire damage may result from undersize wiring The compressor must be installed and operated with a power cord or cable that has a properly connected grounding wire of adequate size Portable electric generators are no...

Page 24: ...ply lead that must be either terminated in a suitable four pin plug or hard wired for connection to a dedicated electrical supply of adequate capacity fitted with a circuit breaker or fused disconnect switch The minimum recommended circuit breaker ratings listed in Table 5 3 serve as a general guide only for dedicated supply to the compressor This electrical installation work must be carried out b...

Page 25: ...lectric start diesel air compressors will not run unless connected to a 12 Volt battery irrespective of whether they re manually or electrically started This is because the engine is fitted with a fail safe energise to run fuel solenoid that automatically shuts off the fuel flow if the 12 Volt battery power supply is disconnected or becomes excessively discharged i e the battery voltage is nil or ...

Page 26: ...ect the battery negative cable to the battery negative terminal Take care not to connect the battery in reverse polarity as this may damage the battery charging system Check the battery cable connections to be sure the cables are tight and free of corrosion Remove any corrosion and coat the terminals and cable ends with corrosion preventing grease Check that the battery cables cannot rub or chafe ...

Page 27: ...Instruction Manual Airmac Air Compressors 2019 06 07 Glenco Air Power Pty Ltd 24 Figure 5 7 Battery Negative Cable Connection to Engine Mounting Bolt Figure 5 8 Airmac 12 Volt Battery Kit Installed ...

Page 28: ...tlet valve if fitted is closed Any connected air hose s or distribution pipe s should not be open to the atmosphere this is to prevent any injuries from hose whip or high pressure air discharge and also to avoid unattended compressed air discharge to the atmosphere In the event that an air line is cut or broken the air supply must be immediately closed off at the compressor either by shutting the ...

Page 29: ... pressure drops to or below the pre set cut in pressure of approximately 650 kPa 94 psi or 950 kPa 138 psi depending on the model It will also stop automatically whenever the air receiver pressure reaches the pre set cut out pressure of approximately 870 kPa 126 psi or 1 200 kPa 174 psi respectively depending on the model To adjust the output air pressure from a compressor fitted with a filter reg...

Page 30: ...sor operation is no longer required always turn the pressure switches to the OFF position marked 0 before switching off the electricity supplies or unplugging the supply leads Always use the pressure switches to turn the compressor on and off otherwise the electric motors may be damaged 6 4 415 Volt Air Compressors Check that the electricity supply is turned off If fitted with a star delta starter...

Page 31: ...se into the socket and then releasing the locking collar Check that the connection is secure by ensuring that the locking collar is fully engaged and also by trying to pull the air hose away from the coupling Alternatively connect an air hose or flexible pipe to the compressor s discharge outlet valve if fitted using a compatible threaded male air line fitting Check that the threaded connection is...

Page 32: ...sor fitted with a filter regulator lift the black knob on top of the filter regulator to unlock it and then turn it to the desired setting by referring to its pressure gauge Then push the knob back down to lock it Alternatively slowly open the outlet valve but only if it is connected to a suitable compressed air hose s or distribution pipe s not open to the atmosphere When compressor operation is ...

Page 33: ...d then close the easy start valve The compressor will now operate automatically Whenever the air receiver pressure drops to or below the pre set cut in pressure of approximately 800 kPa 116 psi or 1 000 kPa 145 psi depending on the model the engine will accelerate to full speed and the compressor will operate in normal pumping mode Then whenever the air receiver pressure reaches the pre set cut ou...

Page 34: ... that the electric motor operates or the continuous duration that the petrol or diesel engine runs at full speed should not exceed 10 minutes If the unit cannot supply the compressed air demand without exceeding the above duty cycle limits then either the demand should be reduced or the compressor should be replaced with a unit having a larger free air delivery The duty cycle limit is intended to ...

Page 35: ...pressor to ensure its safe and reliable operation The maintenance tasks recommended herein can generally be undertaken by anyone with proficient mechanical ability and access to proper tools Alternatively your Airmac dealer can carry out this work For best results the following repair procedures should always be observed a Use new gaskets seals and O rings during reassembly b Use PTFE thread tape ...

Page 36: ...nded Maintenance Schedule for Oil Free Compressors Elapsed Time or Operating Hours whichever occurs first Activity 1 Day 1 Week 1 Month 3 Mths or 500 h 1 Year or 2 000 h 4 000 h 8 000 h Drain Air Tank Check or Clean Air Filters Test Safety Valve Inspect for Air Leaks Check V Belts Tighten Joints Fasteners Clean Unit Replace Air Filters Replace V Belts Replace Piston Rings and Guides Check or Repla...

Page 37: ...te at the crankcase breather openings and this too will diminish with run time 7 4 Air Receiver Tank To drain condensate from the air receiver tank slowly open the drain valve and allow the condensate to discharge Do not pollute the environment by improper or illegal disposal of condensate that may contain lubricating oil or other contaminants Use extreme caution when opening the drain valve if th...

Page 38: ...t on the air filter casing and pulling off the front cover On B Series pumps it is necessary to release the toggle clamps on either side of the air filter cover to gain access to the air filter element Refer to Figure 7 1 Remove the filter element away from the unit and use compressed air to gently blow it clean from the inside out but do not wash or oil the element If it cannot be blown clean or ...

Page 39: ...3 8 to 12 7 mm 1 2 The drive guard must first be removed before V belt tension can be checked or adjusted If tension adjustment is necessary loosen the four fasteners holding the engine or motor to the baseplate Then either move the engine or motor away from or closer to the pump to increase or decrease V belt tension respectively and retighten the hold down fasteners Always use a straight edge to...

Page 40: ...ted in Table 7 2 are approximate only Always check the compressor pump s oil level using the crankcase sight glass as described earlier in this section Table 7 2 Fusheng Compressor Pump Oil Fill Quantities Pump Model Oil Capacity Litres CA 51 0 18 VA 51 0 40 CA 65 0 40 VA 65 0 60 TA 65 0 90 HTA 65 0 90 VA 80 1 00 TA 80 1 60 VA 100 1 90 TA 100 2 60 TA 120 4 00 D 2 0 40 D 3 0 60 D 4 0 90 B1 1 50 B2 ...

Page 41: ...der Head Bolt M10 16 44 32 5 Fusheng TW 75 Cylinder Head Bolt M12 18 76 56 1 Fusheng TW 100 Cylinder Head Bolt M12 18 76 56 1 Fusheng B 1 Cylinder Head Bolt M10 16 44 32 5 Fusheng B 2 Cylinder Head Bolt M10 16 44 32 5 Fusheng B 3 Cylinder Head Bolt M12 18 76 56 1 Fusheng Screw In Oil Sight Glass M27 27 10 7 4 Standard M5 Bolt Class 4 6 M5 8 2 1 1 5 Standard M6 Bolt Class 4 6 M6 10 3 5 2 6 Standard...

Page 42: ...or advice Additional technical information is available online for download at www glencoairpower com au Please refer also to the separate instruction manual for troubleshooting of the petrol or diesel engine if fitted Table 8 1 Troubleshooting Chart Symptom Possible Cause Corrective Action Motor will not start runs slowly or repeatedly trips out overload protection 1 Pressure switch not turned on...

Page 43: ...tton by a turn clockwise 12 415 V 11 kW Manually reset overload relay located inside the star delta enclosure 13 Replace unloader valve or complete pressure switch 14 Repair or replace non return valve 15 240 V Check both capacitors and replace as required Replace motor cowl or fan Replace motor 16 415 V Replace cowl or fan Replace motor 17 Adjust belts to proper tension and alignment 18 Repair or...

Page 44: ...r air hose with larger diameter 4 Adjust or replace throttle control See engine manual for other action 5 Replace compressor pump valves or cylinder head gaskets 6 Repair or replace compressor pump Excessive noise including knocking and rattling or vibration 1 Loose engine or motor or loose compressor pump pulleys V belts not tensioned correctly or misaligned 2 Low oil level 3 Pistons hitting the ...

Page 45: ... pump valves or cylinder head gaskets 7 Replace components or entire compressor pump 8 Repair or replace non return valve Compressor pump runs excessively hot and possibly melts air filter enclosures 1 Incorrect direction of rotation 2 Ambient temperature too high or insufficient ventilation 3 Low oil level 4 Excessive duty cycle 5 Damaged or worn compressor pump valves or blown cylinder head gask...

Page 46: ... This is normal operation Condensate quantity will increase with duty cycle and humidity 1 Install dryer or filter in discharge line Install automatic tank drain valve or manually drain air tank more often Revise distribution piping system to ensure proper condensate drainage Compressor does not switch off and safety valve discharges 1 Faulty or incorrectly set pressure switch or pilot valve 2 Fau...

Page 47: ...non return valve 2 Faulty head unloaders 3 Air leaks 1 Repair or replace non return valve 2 Repair or replace head unloaders 3 Tighten refit or replace leaking connections or components Engine stalls when compressor changes from unloading mode to pumping mode 1 Engine idle speed too low 2 Engine throttle control not opening fully 3 Other engine fault 1 Increase engine idle speed 2 Adjust or replac...

Page 48: ...fuel valve off if fitted and always keep the compressor upright to prevent oil or fuel spillage Store the compressor in a cool dry and shaded place and keep it covered to prevent the ingress of dust and debris If storing the compressor for a long period the following additional preparations should be made Change the compressor pump lubricating oil and clean the entire unit in accordance with the m...

Page 49: ...valve carefully de pressurise and drain the air receiver tank drain out the fuel tank and piping and drain the lubricating oil from the compressor pump and engine Do not pollute the environment by improper or illegal disposal of the waste oil fuel and condensate Air receiver tanks should be rendered unusable for pressure service prior to disposal for example by cutting or massive deformation This ...

Page 50: ...65 40 1 4 82 12 2 415 Volt Electric Air Compressors Airmac Model Fusheng Pump Model Displ L min FAD L min Cut Out Pressure kPa Max Pressure kPa Electric Motor kW Tank Volume L Outlet Size BSP Weight kg T20 TA 65 475 310 870 1 000 2 2 100 1 2 122 HT20 HTA 65 320 260 1 200 1 200 2 2 100 1 2 126 B23 B 1 390 325 1 200 1 200 3 125 3 4 172 V25 VA 80 600 465 870 1 000 3 125 3 4 165 B29 B 2 645 555 1 200 ...

Page 51: ...125 1 2 166 B24P B 1 565 470 1 200 GX270 Rope 100 1 2 154 B24P ES B 1 565 470 1 200 GX270 Electric 100 1 2 157 T30P TA 80 880 680 1 000 GX270 Rope 125 1 2 185 T30P ES TA 80 880 680 1 000 GX270 Electric 125 1 2 188 B35P ES B 2 945 815 1 200 GX390 Electric 120 3 4 214 V40P ES VA 100 1 105 850 1 000 GX390 Electric 150 3 4 252 T55P ES TA 100 1 485 1 225 1 000 GX390 Electric 150 3 4 286 T20P MFC TA 65 ...

Page 52: ...Instruction Manual Airmac Air Compressors 2019 06 07 Glenco Air Power Pty Ltd 49 13 0 Wiring Diagrams 13 1 11 kW Star Delta Starter Wiring Diagram ...

Page 53: ...pressors the Goods shall be free from defects in material and workmanship for a period of twenty four 24 months from the date of original sale hereinafter the Warranty Period Accessories or components furnished by the Company but manufactured by others including but not limited to electric motors petrol engines and diesel engines shall carry whatever warranty the manufacturer conveyed to the Compa...

Page 54: ...liability whatsoever to the Consumer arising out of or in any way connected with a contract for any consequential or indirect losses of any kind howsoever arising and whether caused by breach of statute breach of contract negligence or other tort The Company s liability will be limited to in the case of products the replacement of the products the supply of equivalent products or the payment of th...

Page 55: ...Instruction Manual Airmac Air Compressors 2019 06 07 Glenco Air Power Pty Ltd 52 15 0 Record of Maintenance and Repair Date Maintenance or Repair Activity ...

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