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HTP SSU-119SE User Manual

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LP-199 REV. 4.15.14

L. WIND STRESS.......................................................................................................................................................................... 11

M. SNOW LOAD ........................................................................................................................................................................... 11

N. HAIL RESISTANCE .................................................................................................................................................................. 12

O. STORAGE TANKS ................................................................................................................................................................... 12

P. THERMAL EXPANSION (CLOSED LOOP SYSTEMS) ............................................................................................................ 12

PART 4

– SPECIFICATIONS ..................................................................................................................................................... 13

PART 5 - INSTALLATION ......................................................................................................................................................... 15

A. INSTALLATION CHECKLIST ................................................................................................................................................... 15

B. SOLAR WATER HEATER LOCATION ..................................................................................................................................... 16

PART 6

– PIPING ...................................................................................................................................................................... 16

A. POTABLE WATER PIPING ...................................................................................................................................................... 16

B. WATER CHEMISTRY REQUIREMENTS ................................................................................................................................. 17

C. POTABLE WATER PIPING DETAIL ......................................................................................................................................... 18

D. SOLAR HEAT EXCHANGER PIPING ...................................................................................................................................... 18

E. TANK SENSOR PLACEMENT ................................................................................................................................................. 19

F. NECESSARY COMPONENTS FOR SOLAR WATER HEATER INSTALLATION .................................................................... 19

G. SOLAR WATER HEATER WITH BOILER BACK-UP ............................................................................................................... 21

H. SOLAR WATER HEATER WITH ELECTRIC BACK-UP ........................................................................................................... 22

I. BOILER BACK-UP HEAT EXCHANGER CONNECTION (SB MODELS ONLY) ....................................................................... 23

J. BOILER TANK CONTROL ........................................................................................................................................................ 23

K. CIRCULATOR SIZING .............................................................................................................................................................. 23

L. BOILER BACK-UP HEAT EXCHANGER (SB MODELS ONLY) ............................................................................................... 23

M. ELECTRICAL CONNECTION (SE MODELS ONLY) ............................................................................................................... 24

N. THERMOSTAT ADJUSTMENT ................................................................................................................................................ 25

O. COMBINATION “THERMOSTAT AND HIGH LIMIT CONTROL (ECO)” .................................................................................. 25

PART 7 - FLUID QUALITY ........................................................................................................................................................ 25

A. SOLAR LOOP FLUID QUALITY ............................................................................................................................................... 25

B. FLUID SAFETY LABELING ...................................................................................................................................................... 25

C. FREEZE PROTECTION ........................................................................................................................................................... 25

PART 8

– START-UP PREPARATION...................................................................................................................................... 26

A. CHARGING THE SYSTEM ....................................................................................................................................................... 26

B. COMMISSIONING THE SYSTEM ............................................................................................................................................ 26

PART 9

– SERVICE/MAINTENANCE PROCEDURES ............................................................................................................. 27

A. SHUTDOWN PROCEDURES ................................................................................................................................................... 27

B. VACATION SHUTDOWN .......................................................................................................................................................... 27

C. ESTIMATED LIFE OF COMPONENTS .................................................................................................................................... 27

D. TEMPERATURE AND PRESSURE RELIEF VALVE................................................................................................................ 27

PART 10 - TROUBLESHOOTING ............................................................................................................................................. 28

A. LEAKS ...................................................................................................................................................................................... 28

B. OTHER PROBLEMS ................................................................................................................................................................. 28

C. OPERATING SUGGESTIONS FOR THE USER ...................................................................................................................... 28

This manual is related to the following products:
See also other documents in the category HTP Water boiler: