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30-ENG

D26269

LIMITED WARRANTY

DELTA CORPORATION

warrants to the original purchaser that all products covered under this warranty are

free from defects in material and workmanship. Products covered under this warranty include air
compressors, air tools, service parts, pressure washers, and generators, which have the following warranty
periods:

3 YEARS 

- Limited warranty on 2-stage oil-free air compressor pumps that operate at 1725 RPM.

2 YEARS

-  Limited warranty on oil-lubricated air compressor pumps. 

1 YEAR -

Limited warranty on all other air compressor components.

2 YEARS

-  Limited warranty on electric generator alternators.

1 YEAR 

- Limited warranty on other generator components.

2 YEARS

-  Limited warranty on pneumatic air tools as described in Delta general catalog.

1 YEAR

-  Limited warranty on pressure washers used in consumer applications (i.e. personal residential

household usage only).

90 DAY 

-  Pressure washers used for commercial applications (income producing) and service parts.

Delta

will repair or replace, at 

Delta'

s option, products or components which have failed within the warranty

period. 

Service will be scheduled according to the normal work flow and business hours at the service

center location, and the availability of replacement parts. 

All decisions of 

Delta

Corporation with regard to

this limited warranty shall be final.
This warranty gives you specific legal rights, and you may also have other rights which vary from state to
state.

RESPONSIBILITY OF ORIGINAL PURCHASER (initial User):

• To process a warranty claim on this product, DO NOT return it to the retailer. The product must be

evaluated by an 

Delta 

Authorized Warranty Service Center. For the location of the nearest  Authorized

Warranty Service Center call 1-866-422-4286, 24 hours a day, 7 days a week.

• Retain original cash register sales receipt as proof of purchase for warranty work.
• Use reasonable care in the operation and maintenance of the product as described in the Owners

Manual(s).

• Deliver or ship the product to the nearest Authorized Warranty Service Center. Freight costs, if any, must

be paid by the purchaser.

• Air compressors with 60 and 80 gallon tanks will be inspected at the site of installation. Contact the

nearest  Authorized Warranty Service Center that provides on-site service calls, for service call
arrangements.

• If the purchaser does not receive satisfactory results from the  Authorized Warranty Service Center, the

purchaser should contact .

THIS WARRANTY DOES NOT COVER:

• Merchandise sold as reconditioned, used as rental equipment, and floor or display models.
• Merchandise that has become damaged or inoperative because of ordinary wear, misuse*, cold, heat, rain,

excessive humidity, freeze damage, use of improper chemicals, negligence, accident,  failure to operate
the product in accordance with the instructions provided in the Owners Manual(s) supplied with the
product, improper maintenance, the use of accessories or attachments not  recommended by , or
unauthorized repair or alterations. 
*  An air compressor that pumps air more than 50% during a one hour period is considered misuse
because the air compressor is undersized for the required air demand.  

• Repair and transportation costs of merchandise determined not to be defective.
• Costs associated with assembly, required oil, adjustments or other installation and start-up costs.
• Expendable parts or accessories supplied with the product which are expected to become inoperative or

unuseable after a reasonable period of use, including but not limited to sanding disks or pads, saw and
shear blades, grinding stones, springs, chisels, nozzles, o-rings, air jets, washers and similar accessories.

• Merchandise sold by  which has been manufactured by and identified as the product of another company,

such as gasoline engines. The product manufacturer's warranty, if any, will apply.  

ANY INCIDENTAL, INDIRECT OR CONSEQUENTIAL LOSS, DAMAGE, OR EXPENSE THAT MAY
RESULT FROM ANY DEFECT, FAILURE OR MALFUNCTION OF THE PRODUCT IS NOT COVERED BY
THIS WARRANTY

. Some states do not allow the exclusion or limitation of incidental or consequential

damages, so the above limitation or exclusion may not apply to you.

IMPLIED WARRANTIES, INCLUDING THOSE OF MERCHANTABILITY OR FITNESS FOR A
PARTICULAR PURPOSE, ARE LIMITED TO ONE YEAR FROM THE DATE OF ORIGINAL PURCHASE.

Some states do not allow limitations on how long an implied warranty lasts, so the above limitations may
not apply to you.

Jackson, TN USA

1-866-422-4286

Summary of Contents for 66-750

Page 1: ...elta Machinery To learn more about DELTA MACHINERY visit our website at www deltamachinery com For Parts Service Warranty or other Assistance please call 1 866 422 4286 Oillube Air Compressor with Sin...

Page 2: ...symbols below Please read the manual and pay attention to these symbols IMPORTANT SAFETY INSTRUCTIONS Some dust created by power sanding sawing grinding drilling and other construction activities con...

Page 3: ...roperty damage To reduce the risk of fire do not allow the compressor to operate unattended Always operate the compressor in a well ventilated area free of combustible materials gasoline or solvent va...

Page 4: ...or 1 Failure to properly drain condensed water from tank causing rust and thinning of the steel tank 2 Modifications or attempted repairs to the tank 3 Unauthorized modifications to the unloader valve...

Page 5: ...the compressor is connected provides proper electrical grounding correct voltage and adequate fuse protection The compressed air directly from your compressor is not safe for breathing The air stream...

Page 6: ...can cause serious injury if they com into contact with you or your clothing HOW TO PREVENT IT WHAT CAN HAPPEN WARNING RISK OF FALLING A portable compressor can fall from a table workbench or roof cau...

Page 7: ...unauthorized parts HOW TO PREVENT IT WHAT CAN HAPPEN WARNING RISK OF UNSAFE OPERATION Unsafe operation of your air compressor could lead to serious injury or death to you or others HAZARD HOW TO PREV...

Page 8: ...is called cut in pressure Cut Out Pressure When an air compressor is turned on and begins to run air pressure in the air tank begins to build It builds to a certain high pressure before the motor aut...

Page 9: ...broken in correctly Make sure to closely follow initial start up procedures Multi Viscosity motor oils like 10W 30 should not be used in an air compressor They leave carbon deposits on critical compon...

Page 10: ...id shims may be placed between the washers and floor to evenly distribute weight on all four feet See next figure 6 Place the 4 3 8 lag screws through the air compressor feet washers shims and into th...

Page 11: ...the motor nameplate voltage plus or minus 10 Refer to local codes for recommended wire sizes correct wire size and maximum wire run undersize wire causes high amp draw and overheating to the motor Ele...

Page 12: ...LINES AIR COMPRESSOR Use pipe that is the same size as the air tank outlet Piping that is too small will restrict the flow of air If piping is over 100 feet long use the next larger size Bury undergr...

Page 13: ...air discharge valve Turn knob counter clockwise to open and clockwise to close Drain Valve The drain valve is located at the base of the air tank and is used to drain condensation at the end of each u...

Page 14: ...his filter is designed to clean air coming into the pump This filter must always be clean and ventilation openings free from obstructions See Maintenance Motor Overload Protector This motor has a manu...

Page 15: ...pressure rating for air tools and accessories The regulator outlet pressure must never exceed the maximum pressure rating 2 Recheck all wiring Make sure wires are secure at all terminals connections...

Page 16: ...e sources compressed air or moving parts Personal injuries can occur Before performing any maintenance or repair disconnect power source from the compressor and bleed off all air pressure To Check Saf...

Page 17: ...ly fill crankcase to the top of the fill hole NOTE Crankcase oil capacity is approximately 16 fluid ouncs 473 2 ml Overfilling with oil will cause premature compressor failure Do not overfill 5 Replac...

Page 18: ...ect part number 4 Replace air filter cover and lock into place Motor Pulley Flywheel Alignment NOTE Once the motor pulley has been moved from its factory set location the grooves of the flywheel and p...

Page 19: ...atically when power is on When doing Maintenance you may be exposed to voltage sources compressed air or moving parts Personal injuries can occur Before performing any Maintenance or repair unplug the...

Page 20: ...r carefully push the valve disc up and down NOTE The valve disc should move freely up and down on a spring which holds the valve disc in the closed position if not the check valve needs to be cleaned...

Page 21: ...re The valve can then be removed cleaned then reinstalled 8 Protect the air hose from damage such as being stepped on or run over To Replace Belt Serious injury or damage may occur if parts of the bod...

Page 22: ...fittings where air can be heard escaping Check fittings with soapy water solution DO NOT OVERTIGHTEN Air leaks at fittings Air leaks at pressure switch release valve if equipped Defective pressure swi...

Page 23: ...filter removed Refer to the Air Filter paragraph in the Maintenance section Pressure reading on the regulated pressure gauge if equipped drops when an accessory is used It is normal for some pressure...

Page 24: ...estart see Motor Overload Protector paragraph in the Operation section Tank pressure exceeds pressure switch cut in pressure Motor will start automatically when tank pressure drops below cut in pressu...

Page 25: ...ained Service Technician Belt to tight Check belt tension see Adjusting Belt Tension in the Maintenance section Excessive belt wear Loose belt Tight belt Loose pulley Have checked by a Trained Service...

Page 26: ...26269 AIR COMPRESSOR DIAGRAM 1 2 31 5 7 6 8 3 For customer wiring 31 32 4 19 23 18 22 21 25 26 20 35 34 28 33 13 37 14 9 11 12 36 15 17 16 30 29 41 Torque 50 60 in lbs Torque 10 15 ft lbs Torque 70 80...

Page 27: ...0 16 x 7 16 2 used 18 AC 0217 Manifold 19 Z D22260 Pressure Switch 20 SSP 7811 Nut Sleeve Assembly 1 4 21 SS 2072 1 Nipple 375 NPT x 1 50 22 97503734 Safety Valve 23 GA 360 Gauge 300 PSI 25 SSV 812 Gl...

Page 28: ...28 ENG D26269 PUMP DIAGRAM...

Page 29: ...505 Plug 20 SSP 486 Pipe Plug 3 8 18 NPT 2 used 21 SSN 1018 Washer Wavy Spring 22 AC 0169 Oil Seal 23 SST 104 Ball Bearing 2 used 24 SSN 1014 ZN Washer 339 344 ID 1 1 2 25 SSF 3039 ZN Screw 5 16 18 x...

Page 30: ...60 and 80 gallon tanks will be inspected at the site of installation Contact the nearest Authorized Warranty Service Center that provides on site service calls for service call arrangements If the pu...

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