In case of engine room flooding or water leaks.
Electric motor overhaul pdf.
The process involves complete de assembly of electric motor visual inspection insulation checks repairs final check and reassembly.
Electric motor repair manual electric motor repair manual document resume eric this electric motor repair course is designed to provide the student with practical information for winding repait ina and troubleshooting alternat ng current and direct current.
Here we provide an electric motor diagnostic table a troubleshooting guide that helps diagnose and repair most electric motor problems for motors found on hvac equipment in buildings such as air conditioners furnace or air handler blower fans oil burner motors well pumps and condensate return.
Hp 10 11 to 50 51 to 100 101 to 150 151 to 200 kw 7 5 8 to 37 38 to 75 76 to 112 113 to 149 grand bahama shipyard limited has the capacity to overhaul and rewind electric motors in the ranges noted below.
Before overhauling the motor pre planning of removing and fixing back the motor safely in place must be discussed and implemented depends on place where it s fixed and also on the size of the motor otherwise the load side for e g.
Capacitor start electric motors use a starting coil and a capacitor to create an advancing magnetic field in the stator outer frame of the motor with its coils.
Motor will be subject to a megger test once approved then the motor will be re assembled tested returned and installed on the vessel.
The other major reason why an electric motor is overhauled.
This advancing magnetic field gives the rotor something to chase causing the rotor to spin.
There is a general understanding to overhaul all electric motors.
At houghton international we fully comply with ieee 1068 specification clause 2 in relation to electric motor overhauls and have vast experience as well as an expert team.
This article describes a c electrical motor troubleshooting.
This standard specification describes the requirements for the contractor to overhaul ashore in a suitable repair facility an alternating current ac induction or synchronous motor removed from a coast guard vessel.
Given the sheer number of different motors and winding patterns the rewinding process can vary greatly.
Electric motor repair manual 1 5 pdf drive search and download pdf files for free.
Electric motor repair overhaul we provide electric motor repair electric motor maintenance and overhauls on a contracted or emergency response basis.
Pump connected to motor will be damaged by the motor shaft.
Electric motors are relatively simple mechanical devices but rewinding them isn t in fact it s one project that s usually best left to the professionals.
Is when it came in contact with water.
