Appendix 7 - Air Control Snap Disc Replacement - Osburn OB04010K Installation And Operation Manual

APPENDIX 7 – AIR CONTROL SNAP DISC REPLACEMENT
1. Remove the inner ash retainer and the floor
refractory slab (A & B).
3. Remove the 4 bolts (E) holding the access door
(F) with a 1/4" ratchet.
HORIZON – Installation and Operation Manual
2. Using a power screwdriver and hex tip 5/16",
remove the slab holder (D) and the left refractory
slab (C).
4. Remove the thermodisc (H) by unscrewing the 2
screws holding it in place (G).
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