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Thank you very much for choosing a Roughneck™ Product! For future reference, please complete 

the owner’s record below:

      Model: _______________     Purchase Date: _______________

Save the receipt, warranty and these instructions. It is important that you read the entire manual 

to become familiar with this product before you begin using it. 

This machine is designed for certain applications only. The distributor cannot be responsible for 

issues arising from modification. We strongly recommend this machine is not modified and/or 

used for any application other than that for which it was designed. If you have any questions 

relative to a particular application, DO NOT use the machine until you have first contacted 

distributor to determine if it can or should be performed on the product.  

For technical questions, please call 

1-800-222-5381.

WARNING: 

Read carefully and understand all INSTRUCTIONS before operating. 

Failure to follow the safety rules and other basic safety precautions may result in 

serious personal injury.

Save these instructions in a safe place and on hand so that they can be read when required. 

Keep these instructions to assist in future servicing.

TECHNICAL SPECIFICATIONS

Fluid compatibility 

If in doubt about compatibility of a specific fluid, contact supplier of fluid to check for any 

adverse reactions to the wetted materials.

The pump is compatible with the following fluids:

• Diesel, Heptane, Kerosene, Stoddard Solvent, Light Oils, Mineral Spirits

Do not use the pump with the following fluids:

• Gasoline, Water, Sulfuric Acid, Naphtha, Methanol, Methyl Ethyl Ketone (MEK), Acetone, 

Ammonia, Benzene, Bleach, Chlorine

WARNING:

 This product should not be used for fluid transfer into aircraft. This 

product is not suited for use with fluids for human consumption or fluids containing water.

GENERAL SAFETY REGULATIONS

WARNING: 

 Read and understand all instructions.

WARNING: 

The warnings, cautions, and instructions discussed in this instruction 

manual cannot cover all possible conditions or situations that could occur.

 It must be 

understood by the operator that common sense and caution are factors that cannot be built 

into this product, but must be supplied by the operator.

1. 

Keep the work area clean and dry.

 Damp or wet work areas can result in injury.

2. 

Keep children away from work area.

 Do not allow children to handle this product.

3. 

Store idle equipment.

 When not in use, tools and equipment should be stored in a dry location 

to inhibit rust. Always lock up tools and equipment, and keep out of reach of children.

HEAVY-DUTY PISTON HAND PUMP

OWNER’S MANUAL

HEAVY-DUTY PISTON HAND PUMP OWNER’S MANUAL

Item # 37907

1 of 4

Model
Inlet/ Outlet
Pumping capacity
Delivery hose
Telescoping suction pipe

37907
1in./ 3/4in.
24 gallons per 100 strokes
3/4in. x 8ft.
40in.

WARNING: 

Read carefully and understand all ASSEMBLY AND OPERATION 

INSTRUCTIONS before operating. Failure to follow the safety rules and other 

basic safety precautions may result in serious personal injury.

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