Westinghouse WBRCNG140W Installation Manual page 6

B. LCD DISPLAY DESCRIPTIONS .............................................................................................................................................. 42
C. START-UP SEQUENCE .......................................................................................................................................................... 42
D. CHANGING THE DHW SET-POINT ........................................................................................................................................ 43
E. CHANGING THE TEMPERATURE INDICATOR ..................................................................................................................... 43
F. CHANGING THE CH SET-POINT ............................................................................................................................................ 43
G. STORAGE MODE .................................................................................................................................................................... 44
H. STATUS DISPLAY MODE ....................................................................................................................................................... 44
I. INSTALLER MODE .................................................................................................................................................................... 45
J. ERROR MODE ......................................................................................................................................................................... 47
K. ERROR TREE ANALYSIS ........................................................................................................................................................ 50
1. FLAME DETECTION ................................................................................................................................................................... 50
2. GAS DETECTION ....................................................................................................................................................................... 50
3. APS / BURNER OVERHEAT LIMIT / CONDENSATE BLOCK SWITCH ................................................................................... 51
4. DHW / OP / CH OVERHEAT / EXHAUST OVERHEAT SENSORS ............................................................................................ 51
L. OUTDOOR TEMPERATURE MODE (OPTIONAL)................................................................................................................... 51
M. 0-10 VOLT INPUT .................................................................................................................................................................... 52
PART 11 - START-UP PREPARATION.................................................................................................................................... 53
A. CHECK / CONTROL WATER CHEMISTRY ............................................................................................................................. 53
B. CHECK FOR GAS LEAKS ....................................................................................................................................................... 53
C. FILL AND TEST WATER SYSTEM .......................................................................................................................................... 54
D. PURGE AIR FROM CH AND INTERNAL STORAGE TANK .................................................................................................... 55
E. PURGE AIR FROM DHW SYSTEM ......................................................................................................................................... 55
F. CHECK THERMOSTAT CIRCUIT(S) ....................................................................................................................................... 55
G. CONDENSATE REMOVAL ...................................................................................................................................................... 56
H. FINAL CHECKS BEFORE STARTING APPLIANCE................................................................................................................ 56
I. ADJUSTING GAS PRESSURE AT THE APPLIANCE ............................................................................................................... 56
J. SETTING AND VERIFYING THE COMBUSTION SETTING .................................................................................................... 57
PART 12 -INSTALLATION AND START-UP CHECKLIST ...................................................................................................... 58
PART 13 - TROUBLESHOOTING ............................................................................................................................................ 59
PART 14 - ANNUAL MAINTENANCE PROCEDURES ............................................................................................................ 60
REPLACEMENT PARTS ................................................................................................................................................................ 66
Limited Warranty for Combination Appliances ........................................................................................................................... 69
START-UP REPORT ....................................................................................................................................................................... 71
MAINTENANCE REPORT .............................................................................................................................................................. 72
MAINTENANCE NOTES ................................................................................................................................................................. 75
CUSTOMER INSTALLATION RECORD FORM ............................................................................................................................. 76
6
WHL-012 REV. 12.17.14