background image

 
 
 

 

 
 

 
 
 
 
 
 
 
 

                                                                                          O&M Man

LRE/D CABINET FAN

O&M Manual

Summary of Contents for LRD

Page 1: ...O M Man LRE D CABINET FAN O M Manual ...

Page 2: ...eller together with the motor bridge c Remove the holding screws of the motor d Replace the motorized impeller where necessary 2 Assembly of the motorized impeller a Tighten the motorized impeller to the motor bridge b Assemble the bridge together with the motorized impeller to the casing c Adjust the bridge and make sure impeller is not rubbing the inlet cone ...

Page 3: ...E D model External Rotor Motorised Impeller Casing Motor Bridge 4 x bracket holding screws Motorized impeller Motor Bridge Motorized Impeller 4 x motor holding screws Dismantle the motorised impeller from the bracket ...

Page 4: ...king holes c Tighten screws until taper lock bush is loosened in hub and free on the shaft d Remove the bush and then the impeller Installing the taper lock bush a Clean polish and grease the motor shaft before putting on the key b Put the impeller on the motor shaft c Insert the taper lock bush and tap lightly till it seat squarely on the shaft and impeller hub d Align the holes of the screw and ...

Page 5: ...ure all connection are as per our electrical diagram given c Check for fan vibration Check that fan is running smoothly and not shaking vigorously Check that centrifugal impeller is not rubbing against the casing or inlet cone d Make sure inlet or outlet air passage is not blocked 2 What to do if fan cannot run a Check that there is incoming electrical supply to the motor If no supply voltage acro...

Page 6: ...casing or inlet cone d Check that no foreign materials are stuck at the fan blades e Check that fan blades are not broken f Check that all fasteners are tightly secured g Check that fan is isolated completely h Check that inlet and outlet air passage is not blocked If non of the above Fan balancing is required Motor bearing may be faulty Fan may be running in unstable stage ...

Reviews: