Product Manual

2. Venting:
a. Each tank is designed
with a stainless steel
and polyethylene pres-
sure/vacuum relief vent
with elastomer seals
set at 3 psi. Maintain in
good condition. Re-
place vent if damaged
in any way. Replace
vent at the 60 month
test.
b. The fill cap is designed
with a 3 inch NPS stain-
less steel fusible (viton)
ring that would melt
when the temperature
reaches 250°F. Keep
it in good condition.
Replace cap if it is dam-
aged in any way.
c. The outer tank is
vented to atmosphere
through the hose slots
under the lid. Do not
obstruct in any way.
16
Fig. 6 LEVELING
Inner
Outer
a
c
b