Circulating Oil System-System Specifications Form

We welcome your inquiry regarding Circulating Oil Systems.  Please fill in this form and we will respond promptly.

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Name:* Company:*
Title Address:
Email:* City:
Phone:* Ext: State: Zip:
Fax: End User:
 New Application    Existing or Replacement Unit    



Indoor  Outdoor
Temperature: Altitude: Note All Size Limitations:
Min: Max:   °F  °C  feet  meters in  mm
Approximate distance between system and point(s) of lubrication:  feet  meters  

Describe equipment to be lubricated, including number of points and elevations and return line elevation. Oil is returned to the system by gravity. Scavenge pump return is possible but not recommended.



Flow Rate: gpm lpm Oil Name:

Viscosity, SSU @ 100° F (cSt @ 40° C)

Reservoir Capacity: gal liter System Pressure: PSI   Bar  Filter Micron Rating: 


Select One Motor Type

Current Available

Open DPF     TotalEnc     Exp.Proof Exp. Proof Specifications: Voltage: Hertz: Phase:

Heat Exchanger

Water Cooled

Oil In:

°F °C

Oil Out:

°F °C

H2O Max:

°F °C




gpm  lpm

Air Cooled
Oil In: °F °C Oil Out: °F  °C Air Max:

° F °C

Do you need an adjustable self-operating water control valve?



Do you need an adjustable temperature switch to controller cooler fan?


Immersion Heater

Kilowatts Watts / In. Sq. Thermostat Adjustment Range Hours to Heat Oil Voltage Hertz Phase
From   To   °F  °C °F to °F   °C to °C 

Select Required Design Specifications:

Check Optional Features Required:

Pump/Motor: Single  Dual Pressure Switch Return Flow Sights Qty:
Line Filter: Single  Dual Level Switches  Flow Switch Qty:
Heat Exchanger: Single  Dual Differential Pressure Switch Across Filter(s) Needle Valves Qty:
A.P.I. Specifications:   Differential Pressure Gauge(s) Across Filter(s)
Special Materials:   Temperature Switch  

Special Instructions:



LDI - Corporate  Click for map LDI   Click for map
Precision Machining & Assembly Fabrication & Assembly
1864 Nagle Ave. 12901 Jim Dhamer Dr.
Manitowoc, WI  54220 Huntley, IL  60142
PH: 920.682.6877                         
FAX: 920.684.7210                                    



Our talented team of degreed and professionally certified Engineers, Quality Assurance, Production and Customer Service staff have many years of experience in the industry.  Their attention to detail and ability to collaborate with our clients to solve their problems is reflected in the 50+ years we have been in business.


Customer Service: 

920.682.6877, option 4

Cross Reference