Lochinvar GIT040 Installation & Operation Manual Download | Manualshive

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Glass Lined Indirect

Water Heater

Installation & Operation

Manual

Models: GIT040 - GIT119

This manual must only be used by
a qualified heating installer / service
technician. Read all instructions
before installing. Perform steps in
the order given. Failure to comply
could result in severe personal
injury, death, or substantial property
damage.



WARNING

Save this manual for future reference.

100307474_2000559957_Rev B

CAUTION:

The heat transfer medium must be water or
other nontoxic fluid having a toxicity rating
or class of 1, as listed in Clinical Toxicology of
Commercial Products, 5th edition.

The pressure of the heat transfer medium
must be limited to a maximum of 30 PSIG by
an approved safety or relief valve.

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Summary of Contents for GIT040

Page 1: ...ould result in severe personal injury death or substantial property damage WARNING Save this manual for future reference 100307474_2000559957_Rev B CAUTION The heat transfer medium must be water or other nontoxic fluid having a toxicity rating or class of 1 as listed in Clinical Toxicology of Commercial Products 5th edition The pressure of the heat transfer medium must be limited to a maximum of 3...

Page 2: ... READ BEFORE PROCEEDING 3 1 GENERAL INFORMATION Operating Restrictions 4 Single Wall Heat Exchanger 4 2 PRE INSTALLATION Locating the Tank 5 Recommended Clearances 5 3 BOILER SIDE PIPING Zone with Circulator to Aquastat 6 Zone with Valve to Aquastat 6 DHW Prioritization 6 Multiple Tank Connections Boiler Side 6 Table 3A Domestic Boiler Piping Connection Sizes 6 Piping Diagrams 7 10 4 DOMESTIC SIDE...

Page 3: ... DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electric switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department WARNING NOTICE WARNING WARNING 3 The following chart details the relationship of water temperature and time with ...

Page 4: ...119 2 1 1 2 MPT ON MODELS GIT080 119 PART NO A B C D E F WEIGHT FULL OF WATER LBS GIT040 3 3 4 9 1 4 21 5 8 29 15 16 39 23 5 8 527 GIT050 3 3 4 9 1 4 27 3 8 38 3 4 47 11 16 23 5 8 655 GIT080 2 3 4 9 1 4 31 7 8 54 1 2 63 9 16 23 5 8 876 GIT119 3 1 2 10 1 16 33 1 16 53 3 8 63 3 4 29 1 2 1279 Single wall heat exchanger Uniform plumbing code Single wall heat exchangers are permitted if they satisfy al...

Page 5: ...rface 2 Keep distance between boiler and water heater to a minimum to a reduce piping heat loss b provide minimal friction loss 3 Figure 1 1 on page 4 shows the weights of all the tanks filled with water Make sure that the location chosen for the tank is capable of supporting it This appliance must be placed where leakage from the relief valve leakage from the related piping or leakage from the ta...

Page 6: ...ATER INLET NPT WATER OUTLET NPT COIL CONNECTION NPT COIL LENGTH FT TUBE DIAMETER IN PRESSURE DROP FT HD 5 GPM 8 GPM 12 GPM 14 GPM GIT040 1 1 25 1 30 8 1 25 0 75 1 7 3 5 5 7 GIT050 1 1 25 1 36 5 1 25 0 85 1 8 3 6 5 8 GIT080 1 5 1 5 1 41 5 1 25 1 2 2 7 5 3 8 9 GIT119 1 5 1 5 1 67 3 1 25 1 4 3 4 6 6 11 3 Boiler side piping Figures 3 1 thru 3 4 show typical boiler side piping for several common situat...

Page 7: ...NK SENSOR AQUASTAT RELIEF VALVE Y STRAINER DRAIN FIELD SUPPLY HOT WATER OUT ANTI SCALD MIXING VALVE RECIRCULATION PUMP CHECK VALVE DRAIN ZONE 1 ZONE 2 ZONE 3 ZONE 4 Figure 3 1 Piping Diagram Zoned with Circulators Please note that these illustrations are meant to show system piping concept only the installer is responsible for all equipment and detailing required by local codes NOTICE 3 Boiler sid...

Page 8: ...SED NOT TO EXCEED 4 PIPE DIA OR A MAXIMUM OF 12 APART TANK SENSOR AQUASTAT RELIEF VALVE Y STRAINER DRAIN FIELD SUPPLY RECIRCULATION PUMP CHECK VALVE DRAIN INDIRECT ZONE 1 ZONE 4 ZONE 3 ZONE 2 Figure 3 2 Piping Diagram Zoned with Valves Please note that these illustrations are meant to show system piping concept only the installer is responsible for all equipment and detailing required by local cod...

Page 9: ...ER CIRCULATOR SYSTEM CIRCULATOR TO SYSTEM SYSTEM SUPPLY SENSOR DRAIN DRAIN FIELD SUPPLY RECIRCULATION PUMP TANK SENSOR AQUASTAT Y STRAINER RECOMMENDED HOT WATER OUT CHECK VALVE INDIRECT Figure 3 3 Knight Boiler Primary Secondary Piping Please note that these illustrations are meant to show system piping concept only the installer is responsible for all equipment and detailing required by local cod...

Page 10: ...ER CIRCULATOR UNION TYPICAL TEMPERATURE PRESSURE GAUGE DRAIN PRESSURE RELIEF VALVE KNIGHT BOILER INDIRECT INDIRECT HOT WATER OUT ANTI SCALD MIXING VALVE RELIEF VALVE TYPICAL TANK SENSOR AQUASTAT TYPICAL RECIRCULATION PUMP DRAIN FIELD SUPPLY CHECK VALVE COLD WATER IN Figure 3 4 Multiple Tank Connections Please note that these illustrations are meant to show system piping concept only the installer ...

Page 11: ... tank must have its own T P valve It is recommended that each tank be equipped with its own isolation valves unions and drains so that one tank may be removed from the system If local codes require a backflow preventer check with the appropriate authority to find out whether one backflow preventer may be used for tanks or each tank must be equipped with its own backflow preventer If each tank must...

Page 12: ... with local codes for applicability Do not place a valve between the combination T P relief valve and the tank Determine T P relief valve size by the following specifications unless they conflict with local codes GIT040 050 3 4 NPT with a minimum CSA Rating of 105 000 Btu hr GIT080 119 3 4 NPT with a minimum CSA Rating of 205 000 Btu hr Anti scald valves mixing valves Anti scald valves used with w...

Page 13: ... manufacturer s installation instructions for proper sizing 4 Domestic side tank piping continued WARNING Failure to install and maintain a new listed 3 4 X 3 4 T P relief valve will release the manufacturer from any claim which might result from excessive temperature and pressures Table 4A Minimum Relief Valve CSA Rating Model Btu hr GIT040 105 000 GIT050 105 000 GIT080 205 000 GIT119 205 000 Fig...

Page 14: ...et at 194 F NOTICE The sensor supplied contains an Auto Reset High Limit 194 F 3 The Knight boiler will automatically read the sensor and default the tank temperature setting to 125 F 4 Adjust the tank setpoint program Reference the Knight Installation and Operation Manual for a detailed explanation of the tank setpoint program Connect tank sensor 1 Turn OFF the power to the unit Use wire stripper...

Page 15: ...ocal Lochinvar distributor 2 Connect Aquastat to the zone controller for the Indirect Water Heater Zone 3 Adjust Aquastat to the desired temperature INDIRECT TANK AQUASTAT CONTROL 100208546 TEMPERATURE ADJUSTMENT WIRE CONNECTIONS ZONE CONTROL BOX OR ZONE VALVE OR ZONE CIRCULATOR Figure 5 2 Wiring for Zone Control Glass Lined Indirect Water Heater Installation Operation Manual ...

Page 16: ...e times its volume from the tank 3 Make sure that all electrical connections are made correctly and that no exposed high voltage wiring is present 4 Make sure that each zone valve or circulator operates when and only when its thermostat calls for heat Let each zone operate long enough to purge any remaining air from the system 5 Set the indirect water heater to the desired temperature Because hot ...

Page 17: ... steady stream of water flows from the faucets the water heater is filled Close the faucets and check for water leaks at the water heater drain valve combination temperature and pressure relief valve and the hot and cold water connections DANGER Plugging the T P relief valve or discharge piping can cause excessive pressure in the water heater resulting in severe personal injury death or substantia...

Page 18: ...Indirect Water Heater Indirect Water Heater Model Number Potable Water Volume Gal Heat Source Water Volume Gal Standby Heat Loss F hr Continuous Draw Rating Gal hr First Hour Rating Gal hr Minimum Heat Output Rate from Heat Source Btu hr Minimum Heat Source Flow Rate GPM Tank Heat Source Friction Loss Feet W C GIT040 40 1 6 1 137 167 96 000 14 5 7 GIT050 50 1 9 1 3 182 227 132 000 14 5 8 GIT080 70...

Page 19: ... estimate the minimum gallons of hot water required based on a family size number of baths and hot water appliances the First Hour Rating of the Squire must be equal to or exceed the total first hour requirements 8 Performance data continued Peak Hour Demand Worksheet Description Fill in the Blank Example 40 Gallons for the first 2 people Gals 40 Gals 10 Gallons for each additional person Gals 20 ...

Page 20: ...0 94 115 114 111 125 111 134 044 Boiler Heating Capacity First Hour Rating 180 F Boiler Loop Water Universal Sizing 45 000 260 000 Btu hr Model GIT080 GIT119 Circulator Flow GPM 5 8 12 16 5 8 12 16 Domestic Outlet 115 140 115 140 115 140 115 140 115 140 115 140 115 140 115 140 40 000 154 131 160 124 188 165 60 000 192 158 170 145 227 193 70 000 212 172 185 155 247 207 100 000 270 213 229 186 305 2...

Page 21: ...T PARTS LIST PART NUMBER DESCRIPTION 100208545 Thermostat Sensor 20 105C 100208546 Aquastat 40 180 100306392 Anode 11 81 GIT040 GIT050 100306396 Anode 17 71 GIT080 GIT119 Glass Lined Indirect Water Heater Installation Operation Manual ...

Page 22: ...22 Notes Glass Lined Indirect Water Heater Installation Operation Manual ...

Page 23: ...23 Notes Glass Lined Indirect Water Heater Installation Operation Manual ...

Page 24: ...A PCP 3000024508 CN 500015339 initial release Revision B PCP 3000026014 CN 500015684 reflects an update to Table 3A on page 6 Table 8A on page 18 and Table 8B on page 20 MM 100307474_DIR 2000559957 Rev B 06 18 Printed in U S A ...

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