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Hours of Operation

Republic is open Monday through Friday from 8:00 am through 5:00 pm CST. The shipping dock is open from 8:00 am through 4:30 pm CST.

Directions to Republic  
Customer Service Contact

Our customer service team is available to answer your questions and place orders during business hours.
Toll Free: 1.800.847.0380 | Local: 214.631.8070
You can submit an email to info@republic-mfg.com or use our Contact Form.

Return Policy
Return of Restockable / Standard Products

No product may be returned for credit or under claim of Warranty without Republic Manufacturing's written consent, authorization number, and shipping instructions. Restockable products may only be returned within thirty (30) days from the original date of shipment and must be returned in the same condition and packaging as originally shipped. There is a 20% restock charge for all returns. The restock fee may be reduced based on the nature of the circumstances and whether a replacement order is placed for the Product. The Purchaser is responsible for all costs involved for the return of goods and is subject to the cancellation terms set forth. Credit will only be issued once the goods have been received, condition evaluated, and will only be issued to the original Purchaser.

Repair Policy

To obtain service within the warranty period, first contact your authorized Republic Blower Systems dealer or the Republic Blower Systems Service Department for an RMA number. Republic's responsibility under this warranty shall be to provide an analysis of the blower, which will determine course of action. Any product found to be defective within the warranty period will merit either:

  1. A no charge repair of existing blower. Any freight charges will be the purchaser's responsibility.
  2. A replacement blower*. Any freight charges will be the purchaser's responsibility.

*This option would be chargeable replacement until the original blower is received by Republic Blower Systems and warranty is approved.

Republic shall not be liable for incidental nor consequential damages resulting from the use of this product. There are no expressed nor implied warranties, which extend beyond the warranty of merchantability or fitness for a particular purpose to the equipment and/or its parts and components.

Request an RMA number to return your item for repair.  
Warranty Information

Republic Blower Systems warrants all finished Republic products to be free from functional defects in material and workmanship for a period of twelve (12) months from the date of installation, or no longer than eighteen (18) months from shipment.
Wear parts such as drive belts, filter elements, hoses and pulleys are not covered by the 12 to 18 month warranty.

Credit Card Authorization

Republic requires the following form to be completed for credit card orders.

Click on the link below to view and fill out the credit card authorization form:

Credit Card Authorization Form

Credit Application Process

Republic offers Net 30 credit to customers who are approved. To apply for Net 30 terms, please fill out and return Republic's credit application. Credit can take up to three (3) business days for approval.

Click on the link below to view and fill out a credit application:


Privacy Policy

This privacy policy discloses the privacy practices for republic-mfg.com. This privacy policy applies solely to information collected by this web site. It will notify you of the following:

  1. What personally identifiable information is collected from you through the web site, how it is used and with whom it may be shared.
  2. What choices are available to you regarding the use of your data.
  3. The security procedures in place to protect the misuse of your information.
  4. How you can correct any inaccuracies in the information.
Information Collection, Use, and Sharing

We are the sole owners of the information collected on this site. We only have access to/collect information that you voluntarily give us via email or other direct contact from you. We will not sell or rent this information to anyone.
We will use your information to respond to you, regarding the reason you contacted us. We will not share your information with any third party outside of our organization, other than as necessary to fulfill your request, e.g. to ship an order.
Unless you ask us not to, we may contact you via email in the future to tell you about specials, new products or services, or changes to this privacy policy.
Your opt-in mobile phone number will not be shared with third parties/affiliates for marketing/promotional purposes, and your personal information will not be shared or sold to third parties for marketing purposes.

Your Access to and Control Over Information

You may opt out of any future contacts from us at any time. you can do the following at any time by contacting us via the email address or phone number given on our website:

  • See what data we have about you, if any.
  • Change/correct any data we have about you.
  • Express any concern you have about our use of your data.

We take precautions to protect your information. When you submit sensitive information via the website, your information is protected both online and offline.
Wherever we collect sensitive information (such as credit card data), that information is encrypted and transmitted to us in a secure way. You can verify this by looking for a closed lock icon at the bottom of your web browser, or looking for "https" at the beginning of the address of the webpage.
While we use encryption to protect sensitive information transmitted online, we also protect your information offline. Only employees who need the information to perform a a specific job (for example, billing or customer service) are granted access to personally identifiable information. The computers/servers in which we store personally identifiable information are kept in a secure environment.


We request information from you on our order form. To buy from us, you must provide contact information (like name and shipping address) and financial information (like credit card number, expiration date). This information is used for billing purposes and to fill your orders. If we have trouble processing an order, we will use this information to contact you.

Surveys & Contests

From time-to-time our site requests information via surveys or contests. Participation in these surveys or contests is completely voluntary and you may choose whether or not to participate and therefore disclose this information. Information requested may include contact information (such as name and shipping address), and demographic information (such as zip code, age level). Contact information will be used to notify the winners and award prizes. Survey information will be used for purposes of monitoring and improving the use and satisfaction of this site.


Our Privacy Policy may change from time-to-time and all updates will be posted on this page.
If you feel that we are not abiding by this privacy policy, you should contact us immediately via telephone at 800-847-0380 or via email at info@republicsales.com.

Download Terms and Conditions  
Shipping Policy
Order Confirmation

As soon as you place your order you will receive an order confirmation e-mail. This means that we have received your order in our system and pre-authorized your credit card for the purchase. As soon as we receive your order we confirm lead times with suppliers or production for availability or lead time. As soon as we have all necessary lead times, you will receive a confirmation with the expected ship date for the order.

Order Shipment

If your order is in stock and process the charges to your credit card, it will ship within w business days from the date of your order.


Please inspect the packaging of your item(s) when they arrive. If you notice any damage you should make note of it when signing for delivery. If your item(s) do arrive damages please send photos to orders@republicsales.com and we will begin the process of the freight claim on your behalf.


Trouble Shooting

Vacuum Pumps
Problem Reason Remedy
Pump running hot
  1. Filters are dirty
  2. Needs more lubrication
  3. Inlet air temperature is too hot
  1. Clean or replace filters
  2. Add oil and/or grease
  3. Clean or replace filters; move inlet to cooler area
Pump is locked-up
  1. Vanes are broken
  2. Bearing failure
  3. Motor failure
  1. Replace vanes
  2. Replace bearings
  3. Send motor for rewind
Increased noise
  1. Fan is broken
  2. Bearing is close to failure
  3. Vanes are worn down below minimum height
  1. Replace fan
  2. Replace bearings
  3. Replace vanes
Regenerative Blowers
Problem Reason Remedy
Increased Sound
  1. Noise absorbing foam is damage
  2. Impeller rubbing inside
  1. Replace foam
  2. Send unit to Republic Authorized Repair Facility
Excessive Vibration
  1. Damaged impeller
  2. Motor and/or impeller are dirty
  1. Replace impeller
  2. Clean motor and impeller periodically
Ambient and exhaust temperature increases
  1. Motor and/or blower are dirty
  2. Filters are dirty
  1. Clean motor and blower periodically
  2. Replace filters
Decreased inlet air pressure
  1. Inlet air filter is clogged
  1. Clean inlet filter or replace cartridge
Unit is very hot
  1. Wrong wiring
  2. Low voltage
  3. Inlet air filter is clogged
  4. Motor and/or blower are dirty
  5. Operating pressure or vacuum is too high
  1. Check wiring
  2. Supply proper voltage
  3. Clean inlet filter or replace cartridge
  4. Clean motor and blower periodically
  5. Install a relief valve and pressure or vacuum gauge
Unusual sound
  1. Impeller is damaged or dirty
  2. Bearing failure
  1. Clean or replace impeller
  2. Send unit to Republic Authorized Repair Facility
Motor overload
  1. Low voltage
  1. Check power source, wire size and wire connections
Unit does not start
  1. Incorrect electrical connection or power source
  2. Impeller is damaged
  1. Check wiring diagram, circuit fusing and circuit capacity
  2. Clean or replace impeller
  3. Install proper filtration
Centrifugal Blowers
Problem Reason Remedy
Low flow, pressure or vacuum
  1. Blower is rotating backwards
  2. Dirty or contaminated filter
  3. Collapsed flex hose or piping
  4. Worn or damaged impeller
  5. Worn belt
  6. Bent tensioning spring worn out
  7. Butterfly valve is closed
  8. Piping design too small for the application
  9. Improper blower application
  10. Air leakage
  1. Check motor wiring
  2. Clean or replace filter
  3. Replace hose or piping
  4. Replace impeller
  5. Replace belt and spring
  6. Replace belt and spring
  7. Open butterfly valve and check amperage
  8. Contact Republic or local distributor
  9. Contact Republic or local distributor
  10. Check all connections
Electrical overloading
  1. Exceeding the designed cfm of the blower motor
  2. Blower RPM too high
  3. Damaged motor bearing or winding
  4. Electrical supply problems
  5. Blower not connected to air knives or pipe
  1. Contact Republic or local distributor
  2. Contact Republic or local distributor
  3. Replace motor bearing or winding
  4. Check electrical connections
  5. Check air knife and pipe connections
Irregular noise
  1. Blockage in the air lines or piping
  2. Leakage in the pipes, cracked or loose flex hose
  3. Frayed or a bad belt
  4. Bolts loose on the motor mounts
  5. Blower bearings are worn
  6. Motor bearings worn or motor fan is rubbing
  7. Blower is receiving vibration from other equipment in the vicinity
  1. Check and clean air lines or pipe
  2. Check pipes and connections and replace cracked hose
  3. Replace belt and spring
  4. Tighten bolts
  5. Replace bearing housing assembly
  6. Replace motor bearings or motor fan
  7. Consider moving blower or other equipment
Belt slipping
  1. Worn belt
  2. Belt tension spring worn out or missing
  3. Tension pulley assembly worn
  4. Belt is contaminated due to the environment
  5. Pulley grooves worn
  6. Dirt, dust or debris pulled inside the belt guard area
  7. Incorrect belt size
  8. Low belt tension
  9. Residue build-up on pulleys
  10. Dirty contaminated filter
  11. Bearings seized
  12. Foreign material preventing bearing housing from rotating freely
  1. Replace belt and spring
  2. Replace belt and spring
  3. Replace tension pulley assembly
  4. Clean or replace belt
  5. Replace pulley
  6. Clean area
  7. Contact Republic or local distributor
  8. Check tension setting
  9. Clean pulley with a brass brush
  10. Clean or replace filter
  11. Replace bearing housing
  12. Clean bearing housing and impeller
Belt freying
  1. Foreign material rubbing on belt
  2. Belt is not seated correctly on pulleys and overlapping edges
  3. Worn belt
  1. Remove foreign material and change belt and spring
  2. Align belt correctly, change belt and spring
  3. Replace belt and spring
Belt is jumping or disintegrating
  1. Motor pulley out of alignment
  2. Worn belt
  3. Belt tension spring worn out or missing
  4. Pulley grooves worn
  5. Belt is contaminated
  6. Tension pulley assembly worn
  7. Incorrect belt size
  8. Low belt tension
  9. Residue build-up on pulley
  10. Bearings seized
  11. Foreign material preventing bearing housing from rotating freely
  12. Frequent motor starting and stopping
  1. Align motor pulley (see guidelines in owners manual)
  2. Replace belt and spring
  3. Replace belt and spring
  4. Replace pulley
  5. Clean or replace belt
  6. Replace tension pulley assembly
  7. Contact Republic or local distributor
  8. Check tension setting
  9. Clean pulley with a brass brush
  10. Replace bearing housing
  11. Clean bearing housing and impeller
  12. Attach soft start - contact Republic or local distributor for quote