HTP EVC115 - Manual (Page 3)

3
LP-379 REV. 3.25.14
FOR THE INSTALLER
This water heater must be installed by qualified and licensed personnel. The installer should be guided by the instructions furnished
with the water heater, and with local codes and utility company requirements.
INSTALLATIONS MUST COMPLY WITH:
Local, state, provincial, and national codes, laws, regulations and ordinances.
The latest version of the National Electrical Code, NFPA No. 70.
TABLE OF CONTENTS
PART 1 – GENERAL SAFETY INFORMATION .......................................................................................................................... 4
A. PRECAUTIONS .......................................................................................................................................................................... 4
B. WHEN SERVICING THE WATER HEATING SYSTEM .............................................................................................................. 4
C. HEATER WATER ....................................................................................................................................................................... 5
D. INSTALLATIONS IN THE STATE OF CALIFORNIA .................................................................................................................. 5
E. WATER CHEMISTRY ................................................................................................................................................................. 5
PART 2 – PREPARE THE WATER HEATER ............................................................................................................................. 5
A. WHAT’S IN THE BOX ................................................................................................................................................................. 5
B. SPECIFICATIONS AND PERFORMANCE RATINGS ................................................................................................................ 6
C. LOCATING THE WATER HEATER ............................................................................................................................................ 7
PART 3 – HEATER PIPING ......................................................................................................................................................... 9
A. INSTALLING ELECTRIC ELEMENTS ........................................................................................................................................ 9
B. PLUMBING ................................................................................................................................................................................. 9
C. THERMAL EXPANSION ........................................................................................................................................................... 10
D. CONDENSATION ..................................................................................................................................................................... 10
E. INSULATION BLANKETS ......................................................................................................................................................... 10
F. TEMPERATURE AND PRESSURE RELIEF VALVE ................................................................................................................ 10
G. FILLING THE HEATER ............................................................................................................................................................ 11
H. SCALDING ............................................................................................................................................................................... 11
I. INSTALLATION DIAGRAMS ...................................................................................................................................................... 12
PART 4 – HEATER WIRING ...................................................................................................................................................... 15
PART 5 – INSTALLATION CHECKLIST ................................................................................................................................... 18
PART 6 – OPERATING THE HEATER...................................................................................................................................... 18
A. COMBINATION THERMOSTAT AND HIGH LIMIT CONTROL (ECO) ..................................................................................... 18
B. THERMOSTAT ADJUSTMENT AND ECO RESET .................................................................................................................. 18
C. HEATING ELEMENT REPLACEMENT PROCEDURE ............................................................................................................ 19
PART 7 – MAINTENANCE ........................................................................................................................................................ 20
PART 8 – TROUBLESHOOTING .............................................................................................................................................. 22
SERVICE PARTS ................................................................................................................................................................................................... 23
NOTES ................................................................................................................................................................................................................... 25
This manual must only be used by a qualified heating installer/service technician. Read all instructions in this manual before installing.
Perform steps in the order given. Failure to comply could result in substantial property damage, severe personal injury, or death.