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TTW1 Universal Service
Replacement Blower
M1TW Series
Page 26
Plug power cord
back into outlet.
Turn switch on gas
valve to “On” position.
Step 12. Find the rubber vent adapter kit, P/N
239-46263-00, provided with the blower
kit. Install the 2” vent adapter on the
exhaust side of the universal blower.
Discard the vent terminal included with
the vent adapter kit.
Step 13. If the new adapter is used, remove the old
vent adapter from the existing vent pipe.
Step 14. Be sure that both clamps on the vent
adapter are firmly tightened, securing the
blower, vent adapter, and vent pipe
together.
Step 15. Double-check all vent connections.
Step 16. Restore electrical power to the water
heater.
Step 17. On the water heater's gas control, turn the
power switch to the “On” position.
Be sure that vent pipe is properly
seated in the top side of vent adapter.
Adequately tighten both
clamps on the vent adapter.
Rubber vent adapter
Warning: Check all safety devices to make sure they
are working properly. Improper water heater
operation could occur if these devices are not
functioning properly.
Note: In order to prevent condensate from draining
back into the blower (vertical or horizontal runs),
an optional condensate kit is available as a
service part (Condensate kit, P/N 239-45875-00).