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SAFETY INSTRUCTIONS 

 

DO NOT TAMPER WITH COMPRESSOR PRESSURE SWITCH SETTINGS

 - The pressure 

switch settings set at the factory provide the maximum safe operating pressure recommended 
for this compressor.    Altering these settings can result in over-pressurization, risk of tank, 
hose, and pneumatic equipment failure, and serious injury to operator and bystanders. 
           

USE AIR HOSE RATED FOR 150 PSI OR GREATER

 - Air hose must be rated to safely 

handle maximum compressor pressure.    Air hose that does not meet minimum pressure 
requirements can rupture, releasing high pressure air.    Replace a cracked or leaking air hose 
immediately to prevent serious injury from contact with high pressure air streams. 
 

SHUT OFF COMPRESSOR AND RELIEVE TANK PRESSURE BEFORE SERVICING UNIT

 – 

Never perform service or maintenance on any part of the compressor while the unit is running 
or tanks are pressurized.    Open tank drains slowly to allow air to escape, and keep clear of air 
stream. 
 

DO NOT MODIFY COMPRESSOR 

– Altering the compressor in any way may create a serious 

safety hazard, and result in serious injury to operator and bystanders.    If compressor does not 
work properly, stop using unit immediately. Return unit to an authorized service center for 
repairs if problem cannot be remedied by following troubleshooting instructions in this manual. 
 

DO NOT USE COMPRESSED AIR FROM THE UNIT FOR BREATHING PURPOSES

 - Air 

produced by this compressor may contain poisonous exhaust gases from the engine, and is 
not suitable for breathing purposes. 
 

DO NOT LEAVE COMPRESSOR RUNNING UNATTENDED

 - Shut compressor off when done, 

and disconnect air hoses to prevent unauthorized use of compressor.    Drain air tanks if unit is 
to be stored or transported. 
 

CONNECT COMPRESSOR POWER CORD ONLY TO A PROPERLY GROUNDED POWER 
OUTLET USING AN APPROVED 3-PRONG GROUNDED EXTENSION CORD - 

Using an 

improperly grounded outlet or extension cord can result in shock or electrocution.    Electrical 
wiring, outlets, extension cords, and current protection devices such as fuses and circuit 
breakers must meet local electrical and safety codes, as well the requirements of the National 
Electrical Code.    A ground-fault circuit interrupter (GFCI) device may be required for 
compressor use outdoors, in garages, and in damp locations.       
 

USE AN EXTENSION CORD THAT IS PROPERLY SIZED - 

Using an undersize cord can 

result in overheating of cord and short-circuiting, resulting in fire and damage to property.    Use 
a UL-listed extension cord rated to safely handle the power requirements of the compressor. 
 

 Cord 

Length

 

Wire Gauge Size

 

 

Up to 25 ft. 

12 ga. 

 

Up to 100 ft. 

10 ga. 

 

Up to 150 ft. 

8 ga. 

 

Up to 250 ft. 

6 ga. 

Summary of Contents for GR309EDV

Page 1: ...OPERATING MANUAL AND PARTS LIST MODEL GR309EDV ELECTRIC COMPRESSOR www grip rite com ...

Page 2: ...rts List Tank Frame 12 GR309EDV Compressor Schematic Pump 14 GR309EDV Compressor Parts List Pump 15 Troubleshooting 16 Storage 19 Warranty 20 WARNING This manual contains important safety and operating instructions that must be followed You must read and understand this manual before operating this compressor Failure to follow all instructions can result in serious injury to operator and bystander...

Page 3: ...ous injury Keep guards and protective covers in place INHALATION HAZARD Compressed air can contain carbon monoxide or other harmful gases Do not use compressor to provide air for breathing BURST HAZARD Over pressurization caused by tampering with controls can cause serious injury or death from explosion SHOCK HAZARD Contact with live electrical components can cause shock serious injury or death fr...

Page 4: ...h hot parts can cause serious burns Allow unit to cool before handling or performing service NEVER DIRECT COMPRESSED AIR AT ANY BODY PARTS Compressed air can penetrate skin or force dirt and debris into eyes causing serious injury Never place hands or body parts over the air discharge opening of a pressurized nozzle or fitting Use care when connecting and disconnecting air hose to attachments pneu...

Page 5: ...center for repairs if problem cannot be remedied by following troubleshooting instructions in this manual DO NOT USE COMPRESSED AIR FROM THE UNIT FOR BREATHING PURPOSES Air produced by this compressor may contain poisonous exhaust gases from the engine and is not suitable for breathing purposes DO NOT LEAVE COMPRESSOR RUNNING UNATTENDED Shut compressor off when done and disconnect air hoses to pre...

Page 6: ...100 PSI Pressure Switch Settings Pressure Switch ON 100 PSII Pressure Switch OFF 130 PSI Compressor Pump Cylinders 2 Compression Stage 1 Lubrication Splash Oil Type Non detergent Mineral Oil SAE 10W 30W ISO 32 100 Crankcase Aluminum Bearings Ball Cylinders Cast Iron Valves Stainless Steel Head Aluminum Filter Canister Dimensions Weight 140 Lbs Shipping Weight 162 Lbs Size L X W X H 46 X 19 X 24 5 ...

Page 7: ...COMPRESSOR DESCRIPTION 6 ...

Page 8: ...p crankcase 9 Tank Drain Cocks Allow tanks to be drained of moisture 10 Rubber Hand Grips Provides secure grip for comfortable handling 11 On Off Switch Lever Turns compressor on and off 12 Switch Box Power Cord Contains on off switch and power cord 13 Quick Connect Fittings Allows quick connection of air hoses 14 Compressor Air Intake Filter Keeps dirt and debris out of compressor 15 Belt Guard G...

Page 9: ...20 minutes with drain cock open to lubricate the bearings and pistons 5 After 20 minutes close the drain valve or outlet valve 6 Compressor is now ready for normal pressurized operation 7 After first 24 hours of operation check V belt tension Correct tension setting is 1 2 of slack when measured at midpoint between pulleys 8 Check bolts and nuts periodically and tighten when necessary 9 Check oil ...

Page 10: ...to decrease air pressure Outlet air pressure is indicated by gauge C Tank pressure is indicated by gauge D 6 Connect air hoses to quick connect fittings E using a male quick connect fitting To connect air hose push back outer ring on compressor fitting insert male hose connector and release ring To release air hose push hose fitting in push back outer ring on compressor fitting and pull male hose ...

Page 11: ... ring is released Check V belt for damage or wear and replace if necessary Clean dust and debris from cylinder heads fan blades intercooler and air tanks Weekly Check for leaks cracks or corrosion on tank fittings and tubing Discontinue use of equipment if leaks or other major problems are found and repair unit before placing back into service Change compressor oil and air filter Clean blow off co...

Page 12: ...GR309EDV COMPRESSOR SCHEMATIC TANK FRAME 11 ...

Page 13: ...xle 1 GRCE1030 11 Cotter Pin 2 GRCE1110 12 Electric Cord 40 1 GRCE1840 13 Pressure Switch 1 GRCE2270 14 Box Connector Straight 1 GRCE1810 15 Power Cord with Plug 1 GRCE1820 16 Bushing 1 GRCE1190 17 Nipple 1 GRCE1220 18 Pipe Plug 2 GRCE1870 19 Safety Valve 1 GRCE1590 20 Pressure Switch Relief Valve 1 GRCE2260 21 Box Connector 90 2 GRCE1830 22 Gauge 1 GRCE2150 23 Quick Coupler 2 GRCE1390 24 Triple M...

Page 14: ...b 1 GRCE1250 36 Washer 1 2 1 GRCE2230 37 Tank Assembly 1 GRCE2290 38 Check Valve 1 GRCE1360 39 Elbow 1 GRCE1290 40 Elbow 1 GRCE1260 Tubing 1 4 1 1 GRCE1100 Compression Nut 1 4 2 GRCE1300 Compression Ring 1 4 2 GRCE1320 41 Compression Insert 1 4 2 GRCE1330 42 Delivery Tube with Fittings 1 GRCE2170 Flat Washer 1 4 8 GRCE2220 43 Lock Washer 5 16 8 GRCE2210 44 Bolt 5 16 x 1 1 2 4 GRCE2190 45 Bolt 5 16...

Page 15: ...GR309EDV COMPRESSOR SCHEMATIC PUMP 14 ...

Page 16: ...mplete Piston Assembly GRCE2140 2 9 Ring Set 2 required GRCE2090 2 10 Connecting Rod GRCE2030 2 11 Crankshaft GRCE2060 1 12 Dipstick GRCE2110 1 13 Sight Gauge GRCE1920 1 14 End Cover GRCE2000 1 15 Crankcase GRCE2040 1 16 Ball Bearing GRCE1980 1 17 Oil Seal GRCE1900 1 18 Bearing Carrier GRCE1990 1 19 Flywheel GRCE1930 1 20 Washer GRCE1960 1 21 Bolt Left Hand Thread GRCE1950 1 22 Lower Cover GRCE201...

Page 17: ...en Repair or replace Improper oil viscosity Drain and replace oil Too much oil in crankcase Drain oil to proper level Compressor overheated Air pressure regulated too high Restricted air filter Clean or replace air filter Oil in discharge Worn piston rings Replace piston rings Clogged inlet filter Clean or replace as necessary Dirty compressor head cylinder or intercooler Clean with compressed air...

Page 18: ...intercooler tubes Remove and clean tubes Unloader pilot or pressure switch adjusted too low or inoperative Make necessary adjustments or replace Worn or broken compressor valves Replace worn parts Worn piston or rings Replace worn parts Insufficient output low discharge pressure Restrictive check valve Clean check valve and replace if necessary Faulty unloader check valve Replace valve Valves inco...

Page 19: ...ty being used Drain and replace oil Oil level too high Drain oil to proper level Crankcase breather valve malfunction Replace crankcase breather valve Compressor runs unloaded too long Increase load or stop compressor when not needed Compressor operating in cold conditions inlet filter not protected Provide protection against extreme weather conditions Worn piston rings Replace piston rings Compre...

Page 20: ...ten fittings Air leaks at compressor head Head bolts loose Tighten bolts securely Air blows out of inlet filter Damaged reed valve Have unit serviced by authorized service dealer Crankcase oil appears milky when dipstick is checked Water in oil from condensation Change crankcase oil Moisture in discharge air Excessive condensation in air tank Drain tank more frequently Tip unit when draining tank ...

Page 21: ...RCE BE LIABLE FOR ANY INDIRECT ACCIDENTAL OR CONSEQUENTAL DAMAGE FROM THE SALE OR USE OF THESE PRODUCTS THIS DISCLAIMER APPLIES BOTH DURING AFTER THE TERM OF WARRANTY THIS IS OUR WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING THE WARRANTIES OF MERCHANTABILTY AND FITNESS FOR A PARTICULAR PURPOSE EXCEPT AS MAY BE OTHERWISE PROVIDED BY LAW THIS LIMITED WARRANTY GIV...

Page 22: ...21 GR318EDVMAN ...

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