Center Section

TM 10-8415-208-12 NOTE These lubricating instructions are mandatory. a. Perform steps a. (1) through a. (26), paragraph 3-10. 3. 4, to remove preformed packing (1), (2), (3), (4), (5), (6), (7) and (8), gasket (9) and demand valve core (10) from the center section b. Inspect the preformed packing and gasket for cuts or abrasions c. Wipe the preformed packing, gasket and demand valve dry with a clean soft cloth WARNING Fire hazard. Only use a silicone lubricant when lubricating the rebreather system preformed packing. Oil- base lubricants may ignite in the presence of high pressure oxygen causing burns to personnel CAUTION Equipment damage. Only use a silicone lubricant when lubricating the rebreather system preformed packing. Use of an oil-base lubricant will damage preformed packing and cause equipment failure. Damaged preformed packing must be replaced d. Apply a thin film of silicone lubricant to preformed packing (1), (2), (3), (4), (5), (6), (7) and (8), gasket (9) and demand valve core (10) e. Perform steps b. (2) through b. (21), paragraph 3-10. 3. 4, to install preformed packing (1), (2), (3), (4), (5), (6), (7) and (8), gasket (9) and demand valve core (10) 3-2. 2 Relief Valve NOTE These lubricating instructions are mandatory 3-3