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WHL-060 REV. 1.6.16
4. Power Vent, Indoor Combustion Air Installation in Confined or Unconfined Space ........................................................... 23
PART 6
– INSTALL THE CONDENSATE DRAIN ..................................................................................................................... 25
PART 7
– GAS PIPING .............................................................................................................................................................. 25
A. GAS PIPE SIZING TABLES ..................................................................................................................................................... 25
1. Gas Pipe Sizing .......................................................................................................................................................................... 25
2. Natural Gas Pipe Sizing ............................................................................................................................................................ 25
3. LP (Liquid Propane) Gas Pipe Sizing ....................................................................................................................................... 26
B. GAS CONNECTION REQUIREMENTS ................................................................................................................................... 26
C. ADDITIONAL PRECAUTION FOR EXCESS FLOW VALVE (EFV) ......................................................................................... 28
D. ADJUSTING GAS PRESSURE AT THE WATER HEATER ..................................................................................................... 28
E. SETTING AND VERIFYING THE COMBUSTION SETTING ................................................................................................... 28
PART 8
– WATER PIPING ........................................................................................................................................................ 29
A. GENERAL PLUMBING CONNECTION GUIDELINES ............................................................................................................. 29
B. INSTALL A BACKFLOW PREVENTER .................................................................................................................................... 30
C. PIPING THE WATER HEATER ................................................................................................................................................ 30
D. APPLICATIONS ....................................................................................................................................................................... 30
E. CIRCULATOR SIZING ............................................................................................................................................................. 37
F. PRESSURE RELIEF VALVE .................................................................................................................................................... 38
PART 9
– CONNECT ELECTRICAL POWER / INITIAL STARTUP ......................................................................................... 38
A. WIRING INFORMATION .......................................................................................................................................................... 39
B. DIP SWITCHES ........................................................................................................................................................................ 39
PART 10
– OPERATING SYSTEM INSTRUCTIONS ................................................................................................................ 45
A. CONTROL PANEL ................................................................................................................................................................... 45
B. LCD DISPLAY DESCRIPTIONS .............................................................................................................................................. 45
C. START-UP SEQUENCE .......................................................................................................................................................... 45
D. CHANGING THE DHW SET-POINT ........................................................................................................................................ 46
E. CHANGING THE TIME ............................................................................................................................................................. 47
F. STATUS DISPLAY MODE ........................................................................................................................................................ 47
G. RECIRCULATION MODES ...................................................................................................................................................... 48
1. Smart Auto-Learn Recirculation Mode .................................................................................................................................... 49
2. Pro1, Pro2, Pro3, and PULS Recirculation Modes .................................................................................................................. 49
H. INSTALLER MODE .................................................................................................................................................................. 51
I. USING INTERNAL / EXTERNAL PUMP OPERATION .............................................................................................................. 52
J. ERROR MODE ......................................................................................................................................................................... 53
K. ERROR TREE ANALYSIS ........................................................................................................................................................ 56
1. FLAME DETECTION ................................................................................................................................................................... 56
2. GAS DETECTION ....................................................................................................................................................................... 56
3. AIR PRESSURE SWITCH ........................................................................................................................................................... 57
4. Recirculation / Inlet / DHW / Operating Temperature / Exhaust SENSORS .......................................................................... 57
PART 11
– FINAL INSTALLATION CHECKLIST ..................................................................................................................... 58
PART 12
– TROUBLESHOOTING ............................................................................................................................................ 60
Содержание WGRGH**199 Series
Страница 41: ...41 WHL 060 REV 1 6 16 Figure 35 Electrical Wiring Diagram...
Страница 42: ...42 WHL 060 REV 1 6 16 Figure 36 Ladder Diagram...
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Страница 75: ...75 WHL 060 REV 1 6 16 MAINTENANCE NOTES...