Fan Wheel, Bearings And Shaft; Burner Orifi Ce And Gas Control Valve - L.B. White Premier 350 Owner's Manual And Instructions

4. Allow the switch to cool for about a minute before fi rmly
pressing its reset button. Put the red cap back on the
switch.
5. Check for electrical continuity across the switch termi-
nals to make sure the contacts have closed.
Fan Wheel, Bearings
and Shaft
1. Remove the following:
a. Belt guard and belt.
b. Bolts and washers securing the bearing platform at
the heater's base.
c. Screws securing the fan panel to the fan housing.
2. Slide the complete assembly from the heater.
3. Replace the components as needed
4. When reinstalling, ensure fan shaft is fl ush with fan hub
and fan pulley. See Fig. 33.
FIG. 32
Fan Panel
Bearing
Platform
Premier Ductable Heaters
FIG. 33
SHAFT PULLEY FLUSH
WITH SHAFT END
BEARING RACE FLUSH
WITH FRONT EDGE
OF SHAFT FLAT.
SET SCREWS TIGHTENED
TO FLATS.
Burner Orifice and Gas
Control Valve
1. Remove hose and pipe nipple from control
valve inlet.
2. Open burner end door.
3. Remove screws from gas control bracket and
disconnect control valve's electrical wiring. See
Fig. 34.
FIG. 34
4. Remove burner access panel. See Fig. 35.
Owner's Manual • Premier 350
FAN PANEL FLANGES
TOWARD PULLEY
PULLEY HUB
MAIN SUPPORT
SHAFT FLAT
Screws
27
FAN WHEEL
FAN HUB
FLUSH WITH
SHAFT END