A.O. Smith BTL-154, BTL-180, BTL-198, BTL-199, BTL-250A Service manual

A.O. Smith Water Heater Parts Fulllment

125 Southeast Parkway • Franklin, TN 37068
www.hotwater.com •

1-800-433-2545

COMMERCIAL

250(A), 275(A), 310(A), 366(A), 400(A)

GAS REPLACEMENT PARTS

MODELS:

BTL 120, 154, 180, 198, 199,

Ultra Low NOx

Series:

17

LIST

200

18

9

10

11

15

14

12

1

2

A. O. Smith Water Heater Parts Fulllment • 1-800-433-2545 • www.hotwater.com

PRINTED 0914 327503-003

1

2-BURNER ASSEMBLY

4

1

(for Input of 199 KBtu/H or less)

5

6

7

3-BURNER ASSEMBLY

(for Input of 250 KBtu/H or higher)

8

CONTROL PANEL BLOWER ASSEMBLY

2