L.B. White 350 Premier - Manual (Page 20)

FAN WHEEL, BEARINGS, AND SHAFT
1. Remove the two lower case screws from both case
sides. See Fig. 26.
2. After removing main platform hardware as needed
and fan panel screws, spread the case sides slightly
so drive assembly with fan can be slid from heater.
3. Refer to the Figs. 27 and 28 for servicing of fan
wheel, bearings, or shaft.
FIG. 26
BOLT, 3/8-16 X 1
WASHER, 3/8"
MAIN SUPPORT
TENSIONER PARALLEL TO
DIAGONAL SUPPORT
FAN PANEL
FAN WHEEL
SCREWS 3/8
BOLT, 3/8-16 X 1 1/4
WASHER, 3/8"
SHAFT
FAN PULLEY
BOLT,
5/16-18 X 1
WASHER, 5/16
NUT, 5/16
BEARINGS
NUT, HEX LOCK, 3/8"
FIG. 27
PULLEY HUB SHAFT PULLEY FLUSH
WITH SHAFT END
BEARING RACE FLUSH
WITH FRONT EDGE
OF SHAFT FLAT.
SET SCREWS TIGHTENED
TO FLATS.
SHAFT FLAT
MAIN SUPPORT
FAN HUB
FLUSH WITH
SHAFT END
FAN WHEEL
FAN PANEL FLANGES
TOWARD PULLEY
FIG. 28
REMOVE
19