HTP EFTC-199W - During Operation Safety; Exhaust Vent and Ventilation; Appliance and Component Warnings

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LP-520 REV. 5.1.17
B. WIRING INFORMATION .......................................................................................................................................................... 43
C. DIP SWITCHES ....................................................................................................................................................................... 43
PART 10 – OPERATING SYSTEM INSTRUCTIONS ................................................................................................................ 49
A. CONTROL PANEL ................................................................................................................................................................... 49
B. LCD DISPLAY DESCRIPTIONS .............................................................................................................................................. 50
C. START-UP SEQUENCE .......................................................................................................................................................... 50
D. CHANGING THE DHW SET-POINT ........................................................................................................................................ 51
E. CHANGING THE TEMPERATURE INDICATOR ..................................................................................................................... 51
F. CHANGING THE CH SET-POINT ............................................................................................................................................ 51
G. STORAGE MODE .................................................................................................................................................................... 52
H. STATUS DISPLAY MODE ....................................................................................................................................................... 52
I. INSTALLER MODE .................................................................................................................................................................... 53
J. ERROR MODE ......................................................................................................................................................................... 55
K. ERROR TREE ANALYSIS ........................................................................................................................................................ 58
1. FLAME DETECTION ................................................................................................................................................................... 58
2. GAS DETECTION ....................................................................................................................................................................... 58
3. APS / BURNER OVERHEAT LIMIT / CONDENSATE BLOCK SWITCH ................................................................................... 59
4. DHW / OP / CH OVERHEAT / EXHAUST OVERHEAT SENSORS ............................................................................................ 59
L. OUTDOOR TEMPERATURE MODE (OPTIONAL)................................................................................................................... 59
M. 0-10 VOLT INPUT .................................................................................................................................................................... 60
PART 11 – START-UP PREPARATION.................................................................................................................................... 61
A. CHECK / CONTROL WATER CHEMISTRY ............................................................................................................................. 61
B. GLYCOL ANTIFREEZE SOLUTIONS ...................................................................................................................................... 61
C. CHECK FOR GAS LEAKS ....................................................................................................................................................... 62
D. FILL AND TEST WATER SYSTEM .......................................................................................................................................... 62
E. PURGE AIR FROM CH AND INTERNAL STORAGE TANK .................................................................................................... 63
F. PURGE AIR FROM DHW SYSTEM ......................................................................................................................................... 63
G. CHECK THERMOSTAT CIRCUIT(S) ....................................................................................................................................... 64
H. CONDENSATE REMOVAL ...................................................................................................................................................... 64
I. FINAL CHECKS BEFORE STARTING APPLIANCE ................................................................................................................. 64
J. ADJUSTING GAS PRESSURE AT THE APPLIANCE .............................................................................................................. 64
K. SETTING AND VERIFYING THE COMBUSTION SETTING ................................................................................................... 65
PART 12 –INSTALLATION AND START-UP CHECKLIST ...................................................................................................... 67
PART 13 – TROUBLESHOOTING ............................................................................................................................................ 69
PART 14 – ANNUAL MAINTENANCE PROCEDURES ............................................................................................................ 70
REPLACEMENT PARTS ................................................................................................................................................................ 75
Limited Warranty for EFTC Appliances ....................................................................................................................................... 84
START-UP REPORT ....................................................................................................................................................................... 86
MAINTENANCE REPORT .............................................................................................................................................................. 87
MAINTENANCE NOTES ................................................................................................................................................................. 88
CUSTOMER INSTALLATION RECORD FORM ............................................................................................................................. 89