Oval 80 and Sentinel Radiant Tube Brood Heaters
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Owner’s Manual • Oval 80 and Sentinel
20
The tip of the igniter is exposed to a harsh environment
consisting of high temperatures and combustion prod-
ucts. Periodic servicing is required.
Igniter
A. REPLACEMENT
1. Remove igniter mounting screws. See Fig. 19.
2. Lift and pivot the igniter until it clears the burner.
See Fig. 20 (Sentinel) for example.
DO NOT FORCE OR BEND THE IGNITER
DURING IGNITER REMOVAL. DO NOT
FORCE OR BEND THE BURNER VANES
DURING IGNITER REMOVAL.
3. Pull the igntion cable’s rubber boot from the igniter.
B. MAINTENANCE
1. Ensure the gap is 3 mm. See Fig. 21. (Sentinel igniter
shown).
2. Clean the electrode and ground rod using emery
cloth.
3. Ensure the insulative base of the electrode is not
cracked.
FIG. 19
FIG. 21
SCREWS
ELECTRODE
GROUND ROD
GAP
(3mm)
FIG. 20
BURNER VANES