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  5. Service handbook

A.O. Smith Cyclone Xi Service handbook

Manual is about: Commercial Gas High Efficiency Water Heaters BTH 120 thru 500 Models Series 100 and 101

Summary of Cyclone Xi

  • Page 1

    Commercial gas high efficiency water heaters cyclone xi m o d e l s c o v e r e d bth 120 thru 500 models series 100 and 101 part no. Tc-100 service handbook part no. 316586-000 • printed in the u.S.A. • 0509 ©2007 a. O. Smith corporation commercial visit the “information central” link of www.Hotwat...

  • Page 2

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 1 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 table of contents introduction................................................

  • Page 3

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 2 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 introduction qualifications ansi z223.1 sec 3.3.83 "qualified agency" "any ...

  • Page 4

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 3 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 tools required ● electrical multimeter capable of measuring continuity/ ohm...

  • Page 5

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 4 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 general information gas pressure specifications installation requirements f...

  • Page 6

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 5 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 installation quick tips – bth 120 and 150 gas pressure adjustment procedure...

  • Page 7

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 6 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 installation quick tips - bth 199 and 250 gas pressure adjustment procedure...

  • Page 8

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 7 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 installation quick tips - bth 300,400,500 gas pressure adjustment procedure...

  • Page 9

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 8 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 installation quick tips - bth 300,400,500

  • Page 10

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 9 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 cyclone venting category iv • positive pressure in vent, above atmospheric....

  • Page 11

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 10 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 venting tables bth 120 – 250 maximum equivalent feet of intake and vent pi...

  • Page 12

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook concentric venting a.O. Smith – technical training department 11 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 concentric venting allows for a single wall penetration...

  • Page 13

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook vent condensation a.O. Smith – technical training department 12 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 failure to properly install the drain line on the conden...

  • Page 14

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 13 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 venting - all models – single pipe power vent – using room air.

  • Page 15

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 14 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 venting – all models – two pipe direct vent – using outside air.

  • Page 16

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 15 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 vent termination – direct vent – all models when locating the terminals on...

  • Page 17

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 16 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 direct venting – all models the air intake provided on the unit contains a...

  • Page 18

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 17 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 interaction with the water heater controller is through an lcd display cal...

  • Page 19

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 18 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 adjusting tank temperature – operating set point - differential the operat...

  • Page 20

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 19 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 changing the display units the desktop menu has the option of selecting be...

  • Page 21

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 20 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 fault and warning conditions – advanced diagnostic information this water ...

  • Page 22

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 21 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 access to the current fault or warning when a fault or warning has been de...

  • Page 23

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 22 ashland city, tennessee © 2007 servicing should only be performed by a qualified service agent 316586-000 ©2009 fault codes all faults, warnings, and errors are given in plain engli...

  • Page 24

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 23 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 viewing the fault history - viewing information about the heater the contr...

  • Page 25

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 24 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 control sequence (typical all models) typical sequence 1. When the control...

  • Page 26

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 25 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 control sequence flow chart power on control displays model , temperature ...

  • Page 27

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 26 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 controls – central control board – ccb the central control board or ccb is...

  • Page 28

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 27 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 controls – gas valve bth 120 controls – gas valve bth 150 the gas control ...

  • Page 29

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 28 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 controls – gas valve bth 199 and 250 adjustment procedure: gas pressure bt...

  • Page 30

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 29 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 controls – gas valve bth 199 and 250 pressure readings may be taken on the...

  • Page 31

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 30 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 controls – gas valve , orifice chart– bth300/400, the gas control valve ha...

  • Page 32

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 31 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 controls – gas valve , orifice chart– bth 500 the gas control valve has a ...

  • Page 33

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 32 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 controls – pressure switches – all models all bth models are provided with...

  • Page 34

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 33 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 controls – pressure switches – bth 120 through 250 note: check the website...

  • Page 35

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 34 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 controls – pressure switches – bth 300,400,500 note: check the website www...

  • Page 36

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 35 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 controls – connections, igniter, flame sensor, sight glass, powered anodes...

  • Page 37

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 36 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 hot surface igniter / flame sensor / control timing hot surface igniter th...

  • Page 38

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 37 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 blower speed control bth 199 and 250 the input of the bth 199 and bth 250 ...

  • Page 39

    Rc ra 0v ai1 +5v do li1 li2 li3 li4 +15v cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 38 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 variable frequency drive – bth 40...

  • Page 40

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 39 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 variable frequency drive - blower speed and pressure readings the instruct...

  • Page 41

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 40 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 wiring diagram – bth 120 – 300

  • Page 42

    Cyclone xi commercial gas water heater bth 120 thru 500 service handbook a.O. Smith – technical training department 41 ashland city, tennessee © 200 9 servicing should only be performed by a qualified service agent 316586-000 wiring diagram – bth 400,500

  • Page 43: Commercial Gas

    Commercial gas high efficiency water heater cyclone xi m o d e l s c o v e r e d bth 120 thru 500 models series 100 and 101 part no. 316586-000 service handbook part no. Tc-100 • printed in the u.S.A. • 0507 ©2009 a. O. Smith corporation commercial visit the “information central” link of www.Hotwate...