Generator Bearing (Inside Bearing Type RFA)
Disassembly and Assembly
1. Use tooling (A) and install seal in bracket (1).
2. Heat bearing (2) to a maximum temperature of 107°C
(225F).
3. Install bearing on shaft.
4. Use tool (B) and install the ring (3).
NOTICE
Make sure the two wires are pulled
through the rotor shaft. Also make
sure that the wires have protection
(4) where they enter the rotor shaft.
5. Install two 1/2"-13 NC 10 in. guide bolts (5).
6. Install bracket on shaft. Weight of bracket is
approximately as follows:
420 frame size 49.5 Kg (110: lbs)
500 frame size 67 Kg (150 Ibs)
7. Install bolts that hold bracket in place
8. Install the two retainers (6) and four bolts that keep
the bearing in place.
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