Republic Regenerative Blowers HRC100-HRC1502 • 4RC210-4RC630 Installation Instructions & Operating Manual Republic Manufacturing ® 5131 Cash Road Dallas, TX 75247 (214) 631-8070 www.republic-mfg.com info@republic-mfg.com Warning Service procedures beyond the scope of this manual should only be performed by trained service personnel at Republic Manufacturing.
Safety Instructions To insure safe operation, we have provided many important safety guidelines in this manual for the Republic Regenerative Blower. Please read this manual carefully and pay particular attention to instructions with the following signs: DANGER: Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. WARNING: Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury.
Lockout/Tagout Procedures WARNING Moving parts can crush and cut. Do not operate with guard removed. Lock-out/tagout before servicing. 1. Notify all affected employees that a lockout or tagout is about to occur on a specific piece of equipment or machinery. The authorized employee to use the lockout/tagout system shall know the type and magnitude of energy that the machine or equipment utilizes and the hazards that exist with the energy source before preparing to shutdown.
Storage Conditions Must store blower in a place that meets the following conditions: clean, dry, and dust-free. The temperature during storage must be between 32 (0 C) and 104 F (40 C). Long Term Storage The new blower may initially be stored following delivery. Under advantageous storage conditions (as specified above): 1 year.
Foreseeable Misuse It is prohibited • to use the HRC100-HRC1502 or 4RC210-4RC630 in applications other than industrial applications unless the necessary protection is provided on the system, e.g. guards suitable for children’s fingers; • to use the device in areas in which explosive gases can occur if the blower is not expressly intended for this purpose;...
Tightening Torques for Screw Connections The following values apply if no other information is available. With non-electrical connections, property classes of 8.8 and 8 or higher as per ISO 898-1 are assumed. Tightening torques for non-electrical connections Thread [Nm] [ft lbs] 2.7 - 3.3 1.99 - 4.44 3.6 - 4.4...
Installation Blower may be lifted manually or utilizing lifting equipment based on the instructions below: WARNING: Danger from lifting heavy loads. Manual handling of the unit is only permitted within the following limits: • max. 66 lbs (30 kg) for men •...
Electrical Connection DANGER: Malpractice can result in severe injuries and material damage. The electrical connection may be performed by trained and authorized electricians only. Before beginning work on the unit or system, the following measures must be carried out: • De-energize.
Thermal Leads Republic regenerative blowers include two small black wires coming from the motor that are not connected to the terminal block. These wires are for motor over temperature protection if provisions are made in the control panel. If no provision is available, simply cap off these wires and do not use them.
Commissioning WARNING: Improper use of the unit can result in serious or even fatal injuries. Do not proceed without reading Safety Instructions. WARNING: Danger from rotating parts cutting/cutting off of extremities, grasping/winding up of hair and clothing. WARNING: Danger due to vacuum and pressure, sudden escape of vapor (skin and eye injuries), sudden drawing in of hair and clothing, or burns.
Operation WARNING: Improper use of the unit can result in serious or even fatal injuries. Do not proceed without reading Safety Instructions. WARNING: Danger due to vacuum and pressure, sudden escape of vapors (skin and eye injuries), sudden drawing in of hair and clothing.
Troubleshooting Problem Reason Remedy Increased sound Noise absorbing foam is damaged Replace foam. Impeller rubbing inside Send unit to Republic Authorized Repair Facility. Excessive vibration Damaged impeller Replace impeller. Motor and/or impeller are dirty Clean motor and impeller periodically. Ambient and exhaust temperature Motor and/or blower are dirty Clean motor and blower periodically.
In the Event of a Breakdown Use a lockout/tagout procedure to ensure the blower may be worked on safely. Refer to the “Troubleshooting” section of the manual to determine the cause of the breakdown and the appropriate action to take. If further assistance is needed, please call Republic Manufacturing at 800-847-0380.
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REGENERATIVE BLOWER PARTS LIST Position No. Description Screw Screw Front Cover Screw Spring lock washer Washer Front bearing Bearing cover O-Ring Impeller Washer Screw Housing Lift eye bolt Shaft lip seal Screw Motor box cover Motor box gasket Motor Rotor Rear bearing Washer Motor cover...
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