background image

HOT WATER

GENERATOR

INSTALLATION and OPERATION

MANUAL

The information contained in this
manual is intended for use by
qualified professional installers, or
service technicians. Consult your
local expert for proper installation
or service procedures.

WARNING

Save this manual for future reference.

Unit shown with optional control package.

Содержание Hot Water Generator

Страница 1: ...ion contained in this manual is intended for use by qualified professional installers or service technicians Consult your local expert for proper installation or service procedures WARNING Save this manual for future reference Unit shown with optional control package ...

Страница 2: ...mportant information concerning the life of the product DANGER WARNING CAUTION CAUTION NOTICE DANGER indicates an imminently hazardous situation which if not avoided will result in death or serious injury WARNING indicates a potentially hazardous situation which if not avoided could result in death or serious injury CAUTION indicates a potentially hazardous situation which if not avoided may resul...

Страница 3: ...ey are installed Hot Water Generator Systems are available in horizontal or vertical configurations see FIG s 1 and 2 in a wide array of gallon capacities Standard packages are available in tank sizes from 200 1000 gallons with single wall copper tube bundle heating units Custom configurations smaller and larger tank and tube bundles and optional control packages are also available Consult the fac...

Страница 4: ...and outlet wye strainers a float and thermostatic steam trap and all necessary piping Water to Water Control packages include isolation valves 2 way self operated temperature regulator inlet wye strainer and all necessary piping Options Manual Reset High Limit Solenoid Valve Manway see notes on manway 150 psi Tank Working Pressure Temperature Pressure Gauge Vacuum Breaker Figure 1_Vertical Tanks F...

Страница 5: ...ves and pressure regulators 3 All power connections and cables Before attempting any installation operation or maintenance procedures pertaining to this unit 1 Assure that the incoming steam or boiler water has been turned off at the manual shutoff valve 2 If the unit has been in operation allow the water in the heater and all components and surfaces incoming steam line hot water outlet line etc t...

Страница 6: ...ory after leak testing Reassembly will require re attaching the unions or bolting flange to the appropriate locations and insertion of the control valve bulb into the provided bulbwell and the system is ready for operation see FIG s 5 and 6 below All hardware for the reassembly is included with the system Drawings of the specific controls package are included with each product illustrating the fin...

Страница 7: ...drawings that indicate the location and specifications for each connection that must be made In addition the drawing will enable the installer s to determine the flow direction of both the water and energy source Connecting the cold water source and the hot water outlet Before making any connections of water inlet or outlet to the unit assure that all piping is clean and free of foreign material o...

Страница 8: ...f valve should be installed downstream in the condensate return line to allow the unit to be isolated from the system The condensate shutoff valve will prevent backflow of steam if the line is disconnected WARNING Do not attempt to lift condensate with a float and thermostatic trap Pipe the condensate outlet from the main steam trap to a gravity drain or to a condensate pump Lifting condensate wit...

Страница 9: ...must be connected The circulation pump must run all the time Wire this pump to a correctly sized disconnect switch per local codes The combination of electricity and water can pose a very dangerous situation Assure that all electric power has been turned off before attempting any installation or maintenance procedures WARNING Reference the wiring CAD drawing included with the unit or the installat...

Страница 10: ...ypass loop ball valve approximately half way Allow the system to push air out of the tube bundle and the piping slowly Note It should be noted that when the control valve is closed the boiler water will flow through the bypass loop When the valve is open less water will bypass Adjustment of the bypass loop ball valve will be necessary to balance your system For initial installation the bypass valv...

Страница 11: ...ns R RE EC CO OM MM ME EN ND DE ED D I IN NS SP PE EC CT TI IO ON NS S To Be Inspected Time Interval Per Manufacturer Specs Weekly Monthly Quarterly Semi Quarterly Annually Circulating Pump Control Valves Temperature Pressure Gauges Pressure Temperature Lines Inlet Outlet Return Power Connections Pressure Relief Valve Shutoff Valves Manual Single Solenoid Safety System Strainers Temperatures Water...

Страница 12: ...gn pressure for energy source in the tube bundle as the temperature of the water in the tank heater approaches shutoff Reconfigure the condensate water return piping and check valve to allow for proper drainage Check to assure that there is no restriction in the condensate water drain line Replace the check valve if it is leaking or has failed Also check to assure that there is no restriction in t...

Страница 13: ...he tank heater approaches shutoff Reconfigure the condensate water return piping and check valve to allow for proper drainage Check to assure that there is no restriction in the condensate water drain line Replace the check valve if it is leaking or has failed Also check to assure that there is no restriction in the condensate water drain line Verify control valve bulb was installed in the bulbwel...

Страница 14: ...stem has failed Check the individual components of the system and repair or replace the failed component s as necessary A loud banging in the water heater primary piping or condensate water return piping not to be confused with a normal clicking noise made during operation The condensate water return piping has not been installed properly allowing the condensate water to drain freely by gravity th...

Страница 15: ... may have entered the storage tank during the draining process Close the hot water tap if no air discharge is observed 9 Turn on electric power to the circulating pump and other electrical components if necessary 10 Observe tank and piping to ensure all components are functioning properly Cleaning the storage tank The mineral accumulation in an un fired tank will be in a soft sediment form that ca...

Страница 16: ...m anode rod inspection Glass lined storage tanks have a magnesium anode s to provide cathodical protection of the lining and minimize corrosion Aggressive water conditions in some areas of the country may accelerate the deterioration of the anode s The anode s should be periodically removed and inspected to determine if replacement is necessary The tank must be valved off from the system and fully...

Страница 17: ...nce FIG 9 to assure proper wiring 9 Follow the startup procedures page 10 to put the unit back on line Carefully check all connections for any sign of leakage Circulating pump shutoff valves replacement If the Lochinvar Hot Water Generator is equipped with a circulating pump to assist in the even heating of the water manual shutoff valves will be located on both the inlet and outlet side piping To...

Страница 18: ...y drained that the pressure has been bled from both the water and energy source systems and that the water all components and surfaces have cooled 3 Carefully break the connections between the tube bundle head and the energy source inlet and outlet lines WARNING It may be necessary to break the lines at a second location and for the lines to be rotated to allow clearance for the tube bundle to be ...

Страница 19: ...e damaged section of line or valve 6 Reconnect the line or valve to the unit Follow recommendations contained in the manufacturer s documentation local codes or accepted contractor practices as to the use and or type of joint compound or sealer at the connections 7 Follow the startup procedures page 10 to put the unit back on line Carefully check all connections for any sign of leakage Single sole...

Страница 20: ... it is necessary care should be taken to ensure that in line components are not damaged 7 Remove the temperature control valve from the system 8 Follow the supplied manufacturer instructions for inspecting the valve If found to be malfunctioning replace the valve 9 Carefully replace the temperature control valve into the system by reattaching it to the energy source inlet line and the tube bundle ...

Страница 21: ...ning properly and must be replaced follow the procedure outlined below WARNING The combination of electricity and water can pose a very dangerous situation Turn off disconnect all electric power before attempting any maintenance procedure 1 Follow Steps 1 through 5 of the shutdown procedure page 10 to take the unit off line before attempting to replace the main or auxiliary traps 2 The exact locat...

Страница 22: ...22 Hot Water Generator Installation and Operation Manual 7 Notes ...

Страница 23: ...23 7 Notes Hot Water Generator Installation and Operation Manual ...

Страница 24: ...HWG i o 01 CP 2M 12 05 ...

Отзывы: