Honeywell Aquastat L8100A Manual Download Page 9 | Manualshive

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L8100A,B,C Aquastat

®

CONTROLLERS

60-2336—3

9

Checkout

Check to verify the Aquastat® controller was installed and
adjusted properly. Put the system into operation and observe
the action of the device through several cycles to make
certain that it provides proper control of the system. Further
adjustments can then be made to meet more exact comfort
requirements.

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Summary of Contents for Aquastat L8100A

Page 1: ...nses average water temperature to minimize stacking L8100C includes a second sensing element that senses average water temperature to minimize stacking but does not include ECO action Fluid filled element operates single pole single throw spst snap acting Micro Switch Energy cutoff ECO switch enclosed in factory installed well of L8100A B interrupts the thermocouple circuit or main valve before th...

Page 2: ...0B C 100 F to 180 F 38 C to 82 C Pressure Rating 255 psi 1758 kPa Sensing Bulb Liquid toluene filled 3 8 in 10 mm capsule Immersion Well 1 2 in 13 mm or 3 4 in 19 mm NPT See Fig 2 for dimensions All zinc plated except L8100B1094 and L8100B1185 Capillary Length for Remote Bulb 24 5 8 30 39 42 or 54 in 625 762 991 1067 or 1372 mm Insertion Depth See Fig 2 Insulation Depth See Fig 2 Finish Gray Dimen...

Page 3: ...s carefully Failure to follow them could damage the product or cause a hazardous condition 쐇 Check ratings and descriptions given in the specifications to make sure the product is suitable for your application 쐋 Installer must be a trained experienced service technician 쐏 After installation is complete check out product operation as provided in these instructions CAUTION Disconnect power before in...

Page 4: ... draw nut until mounting clamp is firmly attached to well spud and tubing is held securely in place CAUTION Do not secure draw nut so tightly that mounting clamp collapses tubing Capillary Compression Fitting 쐃 Use tapping provided by manufacturer if possible or select an area where typical water temperature is best measured 쐇 If tank is filled drain to below point where bulb will be installed 쐋 S...

Page 5: ...controller and ECO switch are placed in series to cut out main valve TH TH PP PP 3 1 2 1 2 3 VS820 GAS VALVE VALVE OPERATOR COIL PILOTSTAT POWER UNIT COIL POWERPILE MILLIVOLT GENERATOR ECO SWITCH CONTROLLER L8100A B USE 4 TERMINAL VS820 GAS VALVE DOTTED LINE SHOWS INTERNAL WIRING SELECTED MODELS HAVE 3 16 AND 1 4 IN TAB TERMINALS M4750 Fig 8 L8100A B hookup with four terminal VS820 where controlle...

Page 6: ...753 TH TH PP PP Fig 11 L8100C hookup with three terminal VS820 to cut out main gas valve 3 2 1 2 3 V800 VALVE OPERATOR COIL ECO SWITCH CONTROLLER L8100A B POWER SUPPLY PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED DOTTED LINE SHOWS INTERNAL WIRING SELECTED MODELS HAVE 3 16 AND 1 4 IN TAB TERMINALS M4754 TH TH PP PP L1 HOT L2 1 Fig 12 L8100A B hookup with V800 to cut out main valve 2...

Page 7: ...MV MV PV PV GND S86E F G H TO GAS VALVE GND 1 2 3 2 POWER SUPPLY PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED S86E AND F MODELS ARE AVAILABLE WITH OR WITHOUT TH R AND TH W TERMINALS SELECTED MODELS HAVE 3 16 AND 1 4 IN TAB TERMINALS M4758 L1 HOT L2 1 25V 25V TH R TH W MV MV PV PV GND S86E F G H TO GAS VALVE 3 ECO SWITCH CONTROLLER L8100A B GND Fig 15 Four terminal L8100A B hookup w...

Page 8: ...When the water temperature drops below the differential the switch opens the gas valve and the burner begins heating the water The ECO switch will break the circuit to the Powerpile millivolt generator or 24 Vac main valve before the water temperature rises to 210 F 99 C The second element of the L8100B C is located at the top of the tank These two elements sense the average temperature in the tan...

Page 9: ...tat controller was installed and adjusted properly Put the system into operation and observe the action of the device through several cycles to make certain that it provides proper control of the system Further adjustments can then be made to meet more exact comfort requirements ...

Page 10: ...L8100A B C Aquastat CONTROLLERS 60 2336 3 10 ...

Page 11: ...L8100A B C Aquastat CONTROLLERS 60 2336 3 11 ...

Page 12: ... Home and Building Control Honeywell Limited Honeywell Limitée 740 Ellesmere Road Scarborough Ontario M1P 2V9 60 2336 3 G R Rev 10 95 Printed in U S A QUALITY IS KEY Home and Building Control Honeywell Inc 1985 Douglas Drive North Golden Valley MN 55422 customer honeywell com ...

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