5
TABLE OF CONTENTS
PART 1 – GENERAL SAFETY INFORMATION
.......................................................................................... 7
A. PRECAUTIONS .................................................................................................................................... 7
B. IMPROPER COMBUSTION.................................................................................................................. 8
C. GAS ....................................................................................................................................................... 8
D. WHEN SERVICING THE HEATER ...................................................................................................... 8
E. HEATER WATER .................................................................................................................................. 8
PART 2 – HOW THE HEATER OPERATES
................................................................................................ 8
PART 3 – PREPARE WATER HEATER LOCATION
................................................................................ 10
A. BEFORE LOCATING THE HEATER .................................................................................................. 10
B. LEVELING ........................................................................................................................................... 10
C. CLEARANCES FOR SERVICE ACCESS .......................................................................................... 11
D. RESIDENTIAL GARAGE INSTALLATION ......................................................................................... 11
E. EXHAUST VENT AND INTAKE AIR VENT ........................................................................................ 11
1. DIRECT VENT INSTALLATION OF EXHAUST AND INTAKE ....................................................... 12
2. INDOOR COMBUSTION AIR INSTALLATION IN CONFINED OR UNCONFINED SPACE .......... 12
F. PREVENT COMBUSTION AIR CONTAMINATION ........................................................................... 13
G. REMOVING A HEATER FROM A COMMON VENT SYSTEM.......................................................... 13
H. WATER CHEMISTRY ......................................................................................................................... 14
PART 4: DOMESTIC WATER PIPING
....................................................................................................... 15
A. TEMPERATURE AND PRESSURE RELIEF VALVE FOR DHW ....................................................... 15
B. DOMESTIC HOT WATER EXPANSION TANK .................................................................................. 16
C. DOMESTIC WATER PIPING .............................................................................................................. 17
D. HEATER PIPING ................................................................................................................................ 17
E. MIXING VALVE INSTALLATION ........................................................................................................ 17
F. AUXILIARY PIPING ............................................................................................................................ 20
PART 5: HYDRONIC PIPING
..................................................................................................................... 20
A. HYDRONIC HEATING MODULE PIPING .......................................................................................... 20
B. PRESSURE RELIEF VALVE FOR THE HYDRONIC SYSTEM ......................................................... 21
C. HYDRONIC EXPANSION TANK AND MAKE UP WATER ................................................................ 21
D. HYDRONIC HEATING MODULE SYSTEM PIPING .......................................................................... 21
E. HYDRONIC HEATING MODULE OUTPUT ........................................................................................ 22
F. HYDRONIC PIPING ............................................................................................................................ 25
PART 6: FIELD WIRING
............................................................................................................................ 30
A. FIELD WIRING COMPLIANCE REQUIREMENTS ............................................................................ 30
Summary of Contents for Versa Hydro PHE130-119
Page 23: ...23 Figure 5 Figure 6 ...
Page 24: ...24 Figure 7 ...
Page 25: ...25 F HYDRONIC PIPING Figure 8 ...
Page 26: ...26 Figure 9 ...
Page 27: ...27 Figure 10 ...
Page 28: ...28 Figure 11 ...
Page 29: ...29 Figure 12 ...
Page 32: ...32 F INTERNAL WIRING Figure 14 Internal connection diagram ...
Page 38: ...38 Figure 17 ...
Page 48: ...48 Figure 25 ...
Page 76: ...76 Figure 29 ...
Page 77: ...77 Figure 30 ...
Page 78: ...78 Figure 31 LP 314 G ...
Page 79: ...79 Figure 32 ...
Page 81: ...81 ...
Page 82: ...82 ...
Page 83: ...83 MAINTENANCE NOTES ...