A.O. Smith 120 trough 500 User Manual
Page 15
BTR TANK TYPE HEATERS
SERVICE HANDBOOK
A.O. Smith Water Products
Service Handbook
Irving, Texas ©2000
Training Department
14
DRAFT INDUCER
Draft inducers can be used with BTR water heaters to mechanically aid a lazy chimney in
vertical vent applications. They are not designed to allow “through-the-wall” vent
installations. (See Power Venter)
SINGLE UNIT INSTALLATION
When mechanically venting, the following items are required:
Qty
Description
Part No.
1
Draft Inducer (up to 300,000Btuh)
90909
1
Draft Inducer (up to 305,000 thru 500,000 Btuh)
90910
1
Draft Prover Switch
95220
1
Relay Switch
96695
See also other documents in the category A.O. Smith Water boiler:
- ACGSS02407 (4 pages)
- 401 (48 pages)
- 6-119 (28 pages)
- 1850 (36 pages)
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- DB-720 thru 1810 (4 pages)
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- 300A (40 pages)
- 185363-001 (32 pages)
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- TC-099 (74 pages)
- 25 litres (11 pages)
- ATI-705N (2 pages)
- XGV-50 200/201 (2 pages)
- 12 50GPC T 100 (56 pages)
- GB/GW-200 (10 pages)
- GWT-2500 (4 pages)
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- BTH 400 (1 page)
- 000 (4 pages)
- LB/LW: 500 (12 pages)
- VW-500 through VW-1000 (4 pages)
- BT-100 (2 pages)
- BTI-80 (2 pages)
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