L.B. White Sentinel Radiant Tube AT150 40' Center Mount - Manual (Page 19)

18
The tip of the igniter is exposed to a harsh environment
consisting of high temperatures and combustion
products. Periodic servicing is required.
A. REPLACEMENT
1. Remove igniter mounting screws. See Fig. 18.
2. Remove ignition cable from igniter. See Fig. 19.
FIG. 18
FIG. 19
B. MAINTENANCE
1. Remove igniter from burner box. Ensure the gap is
1/8 in. See Fig. 20.
2. Clean the electrode and ground rod using emery
cloth.
FIG. 20
IGNITER
1/8 IN.
GAS CONTROL VALVE
1. Brush or blow off any dust in area of the gas control
valve.
2. Disconnect the gas hose and remove all piping from
from gas control inlet.
3. Remove the manifold from the control valve’s outlet.
See Fig. 21.
4. Remove the screws holding the valve’s mounting
bracket to the burner box top.
5. P u l l t h e c o n t ro l f ro m t h e b ox , a n d r e m ove i t s
mounting bracket.
FIG. 21
ELECTRODE GROUND ROD
SCREWS
MANIFOLD
MOUNTING
BRACKET
IGNITION CABLE