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21

 

GAL

 cast iron  

vertical air compressor

Owner’s Manual & Safety Instructions

Save This Manual

 

Keep this manual for the safety warnings and precautions, assembly, 

operating, inspection, maintenance and cleaning procedures.  Write the product’s serial number in the 

back of the manual near the assembly diagram (or month and year of purchase if product has no number). 

Keep this manual and the receipt in a safe and dry place for future reference.

When unpacking, make sure that the product is intact 

and undamaged.  If any parts are missing or broken, 

please call 1-888-866-5797 as soon as possible.

Copyright

©

 2013 by Harbor Freight Tools

®

.  All rights reserved.  

No portion of this manual or any artwork contained herein may be reproduced in 

any shape or form without the express written consent of Harbor Freight Tools.  

Diagrams within this manual may not be drawn proportionally.  Due to continuing 

improvements, actual product may differ slightly from the product described herein.  

Tools required for assembly and service may not be included.

Read this material before using this product. 

Failure to do so can result in serious injury. 

SAVE THIS MANUAL.

REV 15a

Summary of Contents for 61693

Page 1: ...ce for future reference When unpacking make sure that the product is intact and undamaged If any parts are missing or broken please call 1 888 866 5797 as soon as possible Copyright 2013 by Harbor Freight Tools All rights reserved No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools Diagrams wit...

Page 2: ...symbol It is used to alert you to potential personal injury hazards Obey all safety messages that follow this symbol to avoid possible injury or death Indicates a hazardous situation which if not avoided will result in death or serious injury Indicates a hazardous situation which if not avoided could result in death or serious injury Indicates a hazardous situation which if not avoided could resul...

Page 3: ... use this compressor while you are tired or under the influence of drugs alcohol or medication A moment of inattention while operating a compressor may result in serious personal injury b Use personal protective equipment Always wear ANSI approved eye protection during setup and use c Prevent unintentional starting Ensure the switch is in the off position before connecting to power source or movin...

Page 4: ...r is greater 15 USE OF AN EXTENSION CORD IS NOT RECOMMENDED If you choose to use an extension cord use the following guidelines Table A RECOMMENDED MINIMUM WIRE GAUGE FOR EXTENSION CORDS 120 VOLT NAMEPLATE AMPERES at full load EXTENSION CORD LENGTH 25 50 100 150 0 6 18 16 16 14 6 1 10 18 16 Do not use 10 1 12 16 16 Do not use 12 1 16 14 12 Do not use a Make sure your extension cord is in good cond...

Page 5: ... risk of electric shock The conductor with insulation having an outer surface that is green with or without yellow stripes is the equipment grounding conductor If repair or replacement of the electric cord or plug is necessary do not connect the equipment grounding conductor to a live terminal 4 Check with a qualified electrician or service personnel if the grounding instructions are not completel...

Page 6: ...t under subheadings therein before set up or use of this product TO PREVENT SERIOUS INJURY FROM ACCIDENTAL OPERATION Turn the Power Switch OFF and unplug the Air Compressor from its electrical outlet before assembling or making any adjustments to the compressor Note For additional information regarding the parts listed in the following pages refer to the Assembly Diagram near the end of this manua...

Page 7: ...ng Washer 78 Washer 77 Foot Pad 76 Washer 75 Nut 79 Nut 72 Tank 68 Figure C 2 Attach the Foot Pads 76 to the bottom of the Tank using the Bolts 74 Washers 75 77 Spring Washers 78 and Nuts 79 See Figure C 3 Slide the Handle 67 into the two fittings on the Tank and secure it in place with four Bolts 66 See Figure D Handle 67 Bolt 66 Tank Figure D 4 Thread the Air Filter 8 onto the side of the Cylind...

Page 8: ... Plug Cold Weather Operation Premium quality 30 weight non detergent air compressor oil sold separately is recommended for use with this compressor Start compressor in heated area if outdoor temperatures drop below 32 F If this is not practical drain out the old pump oil and use SAE 10W Non detergent Air Compressor Oil in the pump crankcase instead whenever the compressor s temperature will fall b...

Page 9: ... free movement while working Note An in line shutoff ball valve is an important safety device because it controls the air supply even if the air hose is ruptured The shutoff valve should be a ball valve because it can be closed quickly 2 Depending on the tool which you will be using with this compressor you may need to incorporate additional components such as an in line oiler a filter or a dryer ...

Page 10: ...Air Hose Connects air to tool B Filter Prevents dirt and condensation from damaging tool or workpiece C Regulator Adjusts air pressure to tool D Lubricator optional For air tool lubrication E Coupler and Plug Provides quick connection and release F Leader Hose optional Increases coupler life G Air Cleaner Dryer optional Prevents water vapor from damaging workpiece H Air Adjusting Valve optional Fo...

Page 11: ...vibration reduction E Main Air Line 3 4 minimum recommended Distributes air to branch lines F Ball Valve To drain moisture from system G Branch Air Line 1 2 minimum recommended Brings air to point of use H Air Hose Connects air to tool I Filter Prevents dirt and condensation from damaging tool or workpiece J Regulator Adjusts air pressure to tool K Lubricator optional For air tool lubrication L Co...

Page 12: ...sure cut out Look for air bubbles If air bubbles are present at connections tighten connections Do not use the Air Compressor unless all connections are air tight the extra air leaking out will cause the Compressor to operate too often increasing wear Note As long as the Power Switch is set to ON the Air Compressor s operation is automatic controlled by an internal pressure switch The Air Compress...

Page 13: ...before reaching its normal cutoff pressure a Shut off all tools b Wait until the Air Compressor cools down about 10 minutes c If the unit does not start up again on its own press the Reset Button to start the compressor See Figure I d Resume operation Reset Button Figure I 2 Possible causes of repeated automatic shut off of the Air Compressor are Using an extension cord that is too long or too sma...

Page 14: ...es of the compressor with a clean cloth 3 WARNING If the supply cord of this compressor is damaged it must be replaced only by a qualified service technician Maintenance Schedule Following are general guidelines for maintenance checks of the Air Compressor Note The environment in which the compressor is used and the frequency of use can affect how often you will need to check the Air Compressor co...

Page 15: ... Compressor with new SAE 30W non detergent Air Compressor Oil to the FULL level on the Oil Sight Glass 5 6 oz 6 Replace and tighten the Oil Breather Plug 7 Discard the old oil according to local state and federal regulations Draining Moisture from the Tank The Drain Valve is located on the bottom of the Tank It must be used daily to release all trapped air and moisture from the Tank This will elim...

Page 16: ...rankcase oil overfilled or oil too thick 3 Working environment too cold 4 Safety valve leaking 5 Loose fittings 1 Check that circuit matches compressor requirements 2 Drain oil and refill to proper level with recommended oil 3 Move compressor to a warmer location Check that recommended oil is in crankcase 4 Listen for air leaking from valve If leaking replace with identical valve with same rating ...

Page 17: ...on for air leaks and tighten as needed Do not overtighten 4 Reposition unit on a level surface Moisture in discharge air Too much moisture in air Install inline air filter dryer and or relocate to less humid environment Oil in discharge air 1 Crankcase oil too thin or crankcase overfilled with oil 2 Crankcase vents clogged 1 Drain oil and refill to proper level with recommended oil 2 Clean Crankca...

Page 18: ...5 Zip Tie 2 26 Capacitor 1 27 Adhesive Sticker 1 28 Bolt M8 x 20 1 29 Capacitor Bracket 1 30 Crankcase Cover Gasket 1 31 Oil Breather Plug 1 32 Crankcase Cover 1 33 Screw M6 x 20 4 34 Oil Sight Glass 1 35 Oil Sight Glass Gasket 1 36 Oil Drain Plug M6 x 10 1 37 O Ring 1 38 Crankcase 1 39 Screw M6 x 16 10 40 Overload Protector 1 Part Description Qty 41 Oil Seal 1 42 Bearing 1 43 Rotator 1 44 Bearing...

Page 19: ...Page 19 For technical questions please call 1 888 866 5797 ITEM 61693 Safety Setup Operation Maintenance Assembly Diagram ...

Page 20: ...so the above limitation of exclusion may not apply to you THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS To take advantage of this warranty the product or part must be returned to us with transportation charges prepaid Proof of purchase date and an explanation of the complaint must accompany the merchandise If o...

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