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Model LG Pool and Spa Heater

Page 21

WARNING: If you do not follow these instructions

exactly, a fire or explosion may result, causing
property damage, personal injury or loss of life.

INSTRUCTIONS TO LIGHT HEATER

1.

Position ON/OFF switch to “OFF”.

2.

Turn gas control knob clockwise

 until it stops at

“OFF” position.

3.

Wait five (5) minutes before lighting pilot.

4.

Turn knob on gas valve counterclockwise 

 to

“PILOT” then push control knob all the way and hold

down. Push the button of the sparker, repeating until

confirming that pilot lights, by observing reflection on

burner tray mirror. Continue to hold the control knob in

for about one (1) minute after the pilot is lit. If it goes

out, repeat steps 3 and 4.

5.

Turn gas control knob counterclockwise 

 to “ON”.

6.

After replacing door, set thermostat to desired setting

and turn appliance ON/OFF switch to “ON”. Valve has

built-in delay before coming on.

RELIGHTING

If pilot goes out, repeat steps 1 through 6.

TO SHUT OFF HEATER

To shut off main burners turn gas control knob

clockwise 

 until it stops at “PILOT”. For complete

shut-off press down slightly on knob while turning

clockwise 

 to “OFF”. Do not force.

Position ON/OFF switch to “OFF”.

FOR YOUR SAFETY READ

BEFORE OPERATING

FOR YOUR SAFETY

DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE
VAPORS OR LIQUIDS IN THE VICINITY OF THIS OR ANY
OTHER APPLIANCE.
NOTE: SOME EXPOSED PARTS OF THIS HEATER MAY BE
HOT WHEN OPERATING.

IMPORTANT INFORMATION

1. CAUTION: Do not store pool chemicals or flammable

materials near this appliance.

2. PH LEVEL: Pool Water must be maintained between 7.4

and 7.6 when operating unit (See section entitled "Water
Chemistry" in operating manual).

3. BACKWASHING: Turn heater off 20 minutes before

backwashing or shutting down filter to prevent damage to
unit.

4. WINTERIZE: All gas to unit must be shut off and all water

drained from unit to protect it from freezing damage.

NOTE: THIS DOOR MUST BE FITTED TO UNIT DURING
NORMAL OPERATIONS.

LIGHTING INSTRUCTIONS

PILOT
BURNER

TO VALVE

DIRECTION
OF FLOW

Содержание LG125

Страница 1: ...H0264600A InstallationandOperationData WARNING If these instructions are not followed exactly a fire or explosion may result causing property damage personal injury or death Do not store or use gasol...

Страница 2: ...Generators and Sanitizing Chemicals 16 SECTION 6 Electrical Connection 6 1 Main Power 17 6 2 Bonding 17 6 3 Auxiliary Time Clock Wiring 17 SECTION 7 Operating Instructions 7 1 Normal Operation 17 7 2...

Страница 3: ...Tubs recommended by the U S Consumer Product Safety Commission should be observed when using the spa WARNING The U S Consumer Product Safety Commission warns that elevated water temperature can be ha...

Страница 4: ...specified on the back cover of thismanual Make all warranty claims to an authorized Jandy representative or directly to the factory Claims must include the heater serial number and model this informa...

Страница 5: ...helter and Outdoor 2 MinimumClearanceFromCombustibleMaterial See Table 2 in Section 2 3 2 3 Gas Pipe Heater Gas Valve Connection Natural Gas 3 4 NPT LP Gas 3 4 NPT For diameter of gas line from meter...

Страница 6: ...l application and installationprocedurescompletelybeforecontinuing theinstallation 2 2 Field Assembly The Lite2 heater is shipped from the factory with the top assembly in the low profile configuratio...

Страница 7: ...locations where it can cause damage by water or condensate leakage If this is not possible provide a suitable drain pan to catch and divert any leakage The pan must not block natural flow of air aroun...

Страница 8: ...ation Lite2 heaters can be installed in the low profile top configuration as received from the factory or with an optional high wind vent cap Locate the heater in an open unroofed area Do not install...

Страница 9: ...0 91 m from vertical surfaces e g nearby buildings and walls The addition of a vent cap may be necessary In Florida it is required that the heater be se curely fastened to the equipment pad Use a siz...

Страница 10: ...ly through an outside wall each opening should have a minimum free area of one square inch per 4 000 BTU h 1 2kW input of the total input rating of all appliances in the enclosed area If air is provid...

Страница 11: ...be desirable to add a vent cap directly to the top of the heater In all cases vent pipes and caps must be of the same diameter as the exhaust outlet of the heater Approved vent caps may be obtained t...

Страница 12: ...st be used be sure to carefully inspect the venting system to ensure that it is in good condition and continues to be appropriate for the Lite2 heater Replace any parts that are not in good and servic...

Страница 13: ...ring the piping pressure test 7 If the gas supply pressure is less than required check for undersized pipe between the meter and the heater a restrictive fitting or an undersized gas meter Gas supply...

Страница 14: ...your manom eter The pressure will be zero when the heater is not running When the heater is operating the manifold gas pressure should be 4 0 WC for natural gas heaters and 9 0 WC for LP gas heaters...

Страница 15: ...header of the Lite2 comes equipped with an automatic flow control valve The automatic flow control valve maintains the proper flow through the heater at rates up to approximately 125 Gallons Per Minut...

Страница 16: ...retainer bracket off the bulb flange and remove the bulb from the header see Figure 10 Pull pressure switch tube through the hole in the vestibule cover and into the vestibule controls compart ment t...

Страница 17: ...tor are installed into the grooves on the front and rear combustion chamber heat shield panels Be sure the sheet metal panels are not pinching any wires 22 Attach the flue collector hold down clamps t...

Страница 18: ...m any area occupied during servicing 5 7 Auxiliary Components Chlorinators Ozone Generators and Sanitizing Chemicals The Lite2 heater is manufactured with materials that are not compatible with high c...

Страница 19: ...itch into the heater wires see Figure 16 1 Remove heater door 2 Remove the factory installed wire between terminals 1 and 2 on the terminal strip see Figure16 3 Connect the wires from the time clock a...

Страница 20: ...Page 18 Figure 17 LG Connection Schematic Wiring Diagram...

Страница 21: ...n the pool and that the surface level is above the skimmer or other inlet of the pool s filter system Confirm that pool water is flowing normally through the pool system and equipment With any new poo...

Страница 22: ...F 21 C to 40 C Use an accurate pool thermometer to determine the best water temperature for your uses The Lite2 temperature control panel has a rocker switch to turn the heater on and off It also has...

Страница 23: ...If pilot goes out repeat steps 1 through 6 TO SHUT OFF HEATER To shut off main burners turn gas control knob clockwise until it stops at PILOT For complete shut off press down slightly on knob while t...

Страница 24: ...1 Set the control panel rocker switch to the OFF position see Figure 18 2 Set the Pool temperature control to the Max position 3 Turn filter pump on If a two speed pump is used make sure it is at high...

Страница 25: ...y 13 If the temperature rise is within the correct range complete the procedure as follows a Turn heater OFF b Wait 3 minutes turn filter pump OFF c Remove thermometer and Pete s plug d Replace the dr...

Страница 26: ...ment It is recommended to change the spa water every 60 days for light usage and every 30 days if usage is heavy Table 7 Chemical Concentration Levels Test Recommended Level Free Chlorine or 1 0 to 3...

Страница 27: ...er or page 21 of this manual 8 3 Inspection and Service The Lite2 LG heater is designed and constructed heater to provide long performance life when installed and operated properly under normal condit...

Страница 28: ...bove burner surface see Figure 22 7 Inspect the gas and electronic controls including the following a High temperature limit switch b Water pressure switch c Automatic gas valve d Fusible Link e Tempe...

Страница 29: ...equate C Replace with heater of higher input 7 Heater pounding A Inadequate water flow A Check temperature rise between inlet and outlet heater or knocking through heater piping See section 7 6 for re...

Страница 30: ...that there is no block age of the vent or louvers which supply combustion air to the burners 10 2 Natural Draft Combustion System The Lite2 model LG pool heater has an atmo spheric combustion system T...

Страница 31: ...eater If this current is broken at any time the gas valve is immedi ately shut off and the heater stops firing This voltage is also used to activate the gas valve s pilot coil which allows gas to flow...

Страница 32: ...ction 7 3 check the voltage reading between the PP terminal on the gas valve test point 1 and the TH terminal on the gas valve test point 17 If the meter shows less than 220mVDC then there is a proble...

Страница 33: ...n This is normally due to excessive water temperature which should be thoroughly investigated before replacement of limit switches Excessive water temperature may be caused by low water flow Water flo...

Страница 34: ...he internal contacts are working correctly The volt meter reading should drop to zero when the switch is OFF and return to at least 220mV when the switch is placed back in the ON position 10 4 7 2 Var...

Страница 35: ...Model LG Pool and Spa Heater Page 33 Figure 24 Test Point Identification Diagram...

Страница 36: ...000 67 Flange Sleeve 2 All S0078200 68 Flange Bolt All F0031700 69 Flange Gasket 1 1 2 2 All S0078100 70 Rubber Grommet for Drain Plug All R0316300 71 Grommet Slitted Not Shown All S0071100 72 Brass C...

Страница 37: ...125 S0000300 88 Heat Exchanger End Baffles 2 Required 125 400 R0332301 05 FIREBOX COMPONENTS 89 Complete Combustion Chamber Assy 125 400 R0316701 05 JACKET COMPONENTS 90 Door with Latch 125 400 R03436...

Страница 38: ...R TRAY SEE NEXT PAGE FOR DETAIL 44 45 46 54 48 47 49 50 53 UNITED STATES 70 70 73 73 89 90 91 92 93 94 95 96 HEAT EXCHANGER SEE NEXT PAGE FOR DETAIL TEMPERATURE CONTR0L SEE NEXT PAGE FOR DETAIL 19 34...

Страница 39: ...e 37 16 14 7 6 8 5 2 4 15 17 32 26 74 85 43 42 69 41 38 39 68 65 67 66 78 81 76 94 79 33 24 25 37 64 75 3 11 18 12 40 36 35 72 77 80 13 1 58 86 84 85 63 60 63 62 83 57 60 61 62 59 61 56 27 28 22 21 23...

Страница 40: ...se of non factory authorized parts or accessories in conjunction with the product s 8 Chemical contamination of combustion air or improper use of sanitizing chemicals such as introducing sanitizing ch...

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