Compressor Description .............. 6 Compressor Parts Description............. 7 Set Up..................... 8 Operation ..................9 Maintenance ................10 GR55G10X Compressor Schematics and Parts Lists ....12 GR90G10X Compressor Schematics and Parts Lists ....17 Troubleshooting ................22 Storage..................25 Warranty..................26 WARNING This manual contains important safety and operating instructions that must be followed.
SAFETY SYMBOLS The safety symbols used on the compressor’s safety labels and in this manual provide an important visual reminder of basic safety rules, and the hazards that may arise if all safety and operating instructions are not followed. Make sure you understand the meaning of each of these symbols, and protect yourself and others by obeying all safety and operating instructions on warning labels and in this manual.
SAFETY INSTRUCTIONS WEAR ANSI Z87.1 (In Canada, CSA Z94.3-99) APPROVED EYE PROTECTION - Always wear approved eye protection equipment that provides both front and side eye protection when operating or servicing the compressor. DO NOT START OR OPERATE COMPRESSOR INDOORS OR IN POORLY VENTILATED AREAS - Gasoline engine produce carbon monoxide, a poisonous gas that can cause death or serious injury if inhaled.
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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.
COMPRESSOR PARTS DESCRIPTION DESCRIPTION FUNCTION Belt Guard Guards V-belt and pulleys Compressor Pump Compresses air Compressor Air Intake Contains air filter element Crankcase breather/fill plug Used to vent/fill pump crankcase Pilot Valve Controls engine throttle Tank Air Pressure Gauge Indicates air pressure in storage tanks Rubber Hand Grips Provides secure grip for comfortable handling Tank Drain Cock...
SET UP PROCEDURE WARNING: Before being operated with pressurized tanks for the first time, your new compressor requires a simple set-up procedure that will help your unit deliver years of trouble-free service. Failure to follow all initial set-up instructions may result in serious damage to your compressor, property damage, or serious injury to operator and bystanders.
OPERATION STARTING ENGINE Pre-starting Checklist: Always check and correct before starting: Check unit for missing parts or damage. Check for loose nuts and bolts. Check compressor and engine oil levels. Fill gas tank. Tighten gas cap securely. ...
OPERATION NORMAL OPERATION Engine runs at normal running speed until maximum tank air pressure is reached. When maximum pressure is reached, engine speed automatically resets to idle. Engine speed remains at idle until tank pressure drops to the minimum air pressure setting. Engine continues cycling between normal and idle speed automatically until turned off.
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MAINTENANCE Maintenance Schedule COMPRESSOR MAINTENANCE CHART Interval Maintenance Required Check compressor pump and engine lubricant levels, and fill as needed. Drain moisture from tanks daily. Open drain slowly and let air pressure bleed down gradually before opening drain valve completely. Daily Perform a visual inspection of compressor.
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GR55G10X COMPRESSOR PARTS LIST- TANK / FRAME REF NO. DESCRIPTION QTY. PART # Screw GRCE1490 Belt Guard Cover GRCE1160 Belt Guard Base GRCE1140 Belt GRCE1340 Bolt GRCE1630 Washer GRCE1640 Flywheel GRCE1800 Complete Pump with Flywheel GRCE840 Delivery Tube with Fittings...
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GR55G10X COMPRESSOR PARTS LIST- TANK / FRAME REF NO. DESCRIPTION QTY. PART # Hose Barb GRCE1250 Washer -1/2" GRCE2230 Handle Grip GRCE1050 Drain Valve GRCE1070 Triple Manifold GRCE1450 Quick Coupler GRCE1390 Tank Assembly GRCE1600 Rubber Pad GRCE1040 Screw GRCE1460 Cotter Pin...
TROUBLESHOOTING PROBLEM CAUSE REMEDY Compressor won't start On/Off switch in OFF position Move switch to ON position Fuel Switch in OFF position Move switch to ON position Choke lever in Open Choke Move lever to Closed choke (running) position (starting) position Fuel tank empty Fill fuel tank Spark plug fouled...
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TROUBLESHOOTING PROBLEM CAUSE REMEDY Compressor Loads/Unloads or Leaks in air system Replace worn parts as necessary Starts/Stops excessively Worn or loose drive belts Tighten or replace belts as necessary. Pilot valve or pressure switch Have adjustments made by differential adjusted too close authorized service location Compressor valves not operating Replace valves...
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TROUBLESHOOTING PROBLEM CAUSE REMEDY Excessive vibration Loose compressor or motor Tighten mounting bolts Excessive discharge pressure Reduce operating pressure Compressor not level Level compressor Leg bolt tightened too tight Loose leg bolts Wrong oil being used Drain and replace with proper oil Loose flywheel, drive pulley, or drive Tighten parts and check belt belt...
TROUBLESHOOTING PROBLEM CAUSE REMEDY Tool, sprayer, or other accessory Air pressure too low or too high Adjust regulator to provide doesn't work properly. pressure recommended by product manufacturer. Unit runs continuously Air usage greater than compressor Check CFM requirements of air output capacity tool or accessory being used.
BUILDING PRODUCTS CANADA CORPORATION Are Itochu Companies PNEUMATIC TOOL/COMPRESSOR WARRANTY Pneumatic nailers, staplers & compressors marketed under the GRIP RITE brand are warranted to be free from defects in workmanship & materials (except rubber o-rings, bumpers, seals, driver blades, dipsticks, & air filters) for a period of one year from the date of original purchase.
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