A.O. Smith 120 trough 500 - Manual (Page 53)

BTR TANK TYPE HEATERS
SERVICE WORKBOOK
A.O. Smith Water Products Service Handbook
Irving, Texas © 1999 Training Department
52
BTR SERVICE CHECKLIST
(This service checklist may be photo copied to assist with BTR service call.)
This checklist is intended to aid the Service Agent in determining that the A.O. Smith
BTR Water Heater has been properly installed and is operating correctly. Because the
circumstances of each installation may vary greatly, it is not intended to be an all-
inclusive list of the problems that the Service Agent may encounter. Any item checked
"no" on this list should be thoroughly investigated and corrective action taken, if
required.
SERVICE AGENT INSTALLATION DATE
MODEL NUMBER SERVICE DATE
SERIAL NUMBER LOCATION ADDRESS
GAS TYPE - CHECK ONE
NATURAL PHONE( ) ___ - ____
PROPANE
I. Check Clearances (circle answer)
A. Are exterior clearances adequate?
yes no
B. Are interior clearances adequate? yes no
Comments:
II. Check Makeup Air Requirements
A. Is the quantity of make-up air adequate per the National Fuel Gas Code?
yes no
Comments:
B. Is the quality of make-up air adequate? yes no
Comments:
III. Gas Pressure (fill in blank)
A.
Supply gas pressure inches of w.c.
B. Manifold gas pressure (main burner) inches of w.c.
Comments:
IV. Venting (check)
A.
Properly sized per the National Fuel Gas Code? yes no
B. Does the installation have mechanically assisted venting? yes no
If so, is it operational? yes no
Comments:
V. WATER PIPING