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MOTOR REPLACEMENT SERVICE INSTRUCTION How to properly replace the motor on the following models; Standard, Bulldog, and Bison. Procedures Page STANDARD MODELS • 550 Important Features 1 Phase Motor Replacement (955.xxxx.xxx) 3 Phase Motor Replacement 3 Phase Motor Startup • 1400 (914.xxxx.xxx) *Note: Instructions relating to Standard 1400 models also apply to Standard 1200 and 2800 models.
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STANDARD Standard Models Important Features Page 2...
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8. Remove motor mounting bolts and defective motor. 9. Install motor on base with motor mounting bolts previously removed. Standard 550 Motor Bolts 10. Replace shaft key. Properly orientate pulley and pulley hub on motor shaft. Do not tighten set screws or hub screws.
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STANDARD 3 Phase Motor Replacement 3 phase Gray Box Electrols How to replace a 3 phase motor on Standard models. Note: Gray Box Electrols have several variations 1. Secure disconnect. 2. Move vacuum unit into an open area if needed. Note location and orientation of motor wires for proper installation.
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BULLDOG Bulldog Models Important Features Page 6...
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BULLDOG 1 Phase Motor Replacement 1 Phase Gray Box Electrols Note: Gray Box Electrols have several variations How to replace a 1 phase motor on Bulldog models. 1. Secure disconnect. 2. Move vacuum unit into an open area if needed. Note location and orientation of motor wires for proper installation.
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BULLDOG 3 Phase Motor Replacement How to replace a 3 phase motor on Bulldog models. 3 Phase Gray Box Electrols Note: Gray Box Electrols have several variations 1. Secure disconnect. 2. Move vacuum unit into an open area if needed. Note location and orientation of motor wires for proper installation.
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BISON Bison Models Important Features Page 10...
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BISON 1 Phase Motor Replacement How to replace a 1 phase motor on Bison models 1 Phase Gray Box Electrols Note: Gray Box Electrols have several variations 1. Secure disconnect. 2. Move vacuum unit into an open area if needed. Note location and orientation of motor wires for proper installation.
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BISON 3 Phase Gray Box Electrols 3 Phase Motor Replacement Note: Gray Box Electrols have several variations How to replace a 3 phase motor on Bison models 1. Secure disconnect. 2. Move vacuum unit into an open area if needed. Note location and orientation of motor and control wires for proper installation.
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3 PHASE MOTOR START-UP 3 Phase Motor Start-up How to properly start a 3 phase unit the first time or after Standard Models Filtrols changes to motor, motor starter or Electrols. 1. Turn power on at disconnect. Caution: Pump has 50% chance of rotating backwards. DO NOT ALLOW debris to enter pump.
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