LTI LRD O & M Manual Download

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O&M Manual

Dismantling of Taper Lock Bush (Induction Motor Type)

Jacking holes for removing bush

Locking screws

Removal of taper lock bush

a) Using a hexagon allen key, slacken and remove both the locking set screws
b)

Use one of the set screw and screw to the jacking 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

Clean, polish and grease the motor shaft before putting on the key

Put the impeller on the motor shaft

Insert the taper lock bush and tap lightly till it seat squarely on the shaft and impeller
hub

Align the holes of the screw and tighten the two locking screws till the hub is in firm
position

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 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 ...