Laars HWG-M2-150 Скачать руководство пользователя страница 9 | Manualshive

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9600 HWG Water Heater

Page 9

Figure 8. Multiple 9600 HWG's & storage tanks.

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Содержание HWG-M2-150

Страница 1: ... Improper installation and or operation will void the warranty WARNING If the information in this manual is not followed exactly a fire or explosion may result causing property damage personal injury or loss of life Do not store or use gasoline or other flamable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not to...

Страница 2: ...ating Vent Openings on Outside Wall 5 2D Locating Unit for Proper Vent Height 5 2E Locating Unit with Respect to Ventilation 5 2F Locating Unit with Respect to Storage Tanks 5 SECTION 3 Installation 3A Installing Vent Piping Terminal 5 3B Connecting Gas to the 9600 HWG Water Heater 6 3C Connecting Water System Piping Fittings Accessories 6 3D Tank Temperature Control 7 3E Condensate Drain Connecti...

Страница 3: ...ational Fuel Gas Code and with the requirement of the local utility or other authorities having jurisdiction or 2 Can CGA B149 installation code and or local installation codes Such applicable requirements take precedence over the general instructions contained herein All electrical wiring is to be done in accordance with local codes or in the absence of local codes with 1 the National Electrical ...

Страница 4: ...ermination Intake Exhaust Maximum run Maximum run 3 pipe size 3 pipe size 55 equivalent feet 55 equivalent feet 4 pipe size 4 pipe size 85 equivalent feet 85 equivalent feet Minimum run Minimum run 11 equivalent feet 21 equivalent feet Intake Terminal is Exhaust Terminal is P N 2400 102 P N 2400 104 Equivalent feet is determined by adding 10 linear feet for each 90 elbow and 5 linear feet for each...

Страница 5: ... adequate airflow around the unit must be provided for proper cooling of electrical components 2F Locating Unit with Respect to Storage Tanks For the best results the 9600 HWG Water Heater should be located within 10 feet of the storage tanks If the unit must be installed with longer piping runs then the larger diameter tubing must be used Calculate the necessary pipe size for your installation se...

Страница 6: ...k to be sure system has an adequately sized expansion tank to allow thermal expansion to occur Hot water supply piping Follow the manufacturer s guidelines for completion of the hot water system connections 3B Connecting Gas to the 9600 HWG Water Heater 1 The water heater requires gas at an inlet gas pressure of at least 4 WC and no greater than 13 WC Check with your local gas utility or supplier ...

Страница 7: ... tube between the fitting and the floor drain or condensate pump if a floor drain is not accessible NOTE Connecting tubing must run DOWNWARDS from the level of the fitting See Figure 8 2 Above the fitting is a hole in the cabinet Behind this hole is a 1 2 OD tube which serves as a condensate relief if the lower drain becomes blocked see Figure 9 Table 3 Water pipe and tube sizing between unit and ...

Страница 8: ...Page 8 LAARS HEATING SYSTEMS Figure 7 Two temperature system Figure 6 Single 9600 HWG Storage Tank ...

Страница 9: ...9600 HWG Water Heater Page 9 Figure 8 Multiple 9600 HWG s storage tanks ...

Страница 10: ...service contractor or gas company Safe lighting and other performance criteria were met with the gas manifold and control assembly provided on the water heater when it underwent tests specified in ANSI Z21 10 3 Latest Edition and CAN CGA 1 4 3 Latest Edition CAUTION Should any pronounced odor of gas be detected or if the gas burner does not appear to be functioning in a normal manner close main sh...

Страница 11: ...hutoff see Figure 11 and shut off the main disconnect switch 2 Isolate the 9600 HWG unit from the system by closing the shutoff valves If recirc lines are piped isolate the return system from water heater 3 Remove the lower front panel from the water heater and connect a hose to the drain fitting Located under the cylindrical chamber Relieve pressure at drain 4 Connect a hose to the drain provided...

Страница 12: ...zer outlet 5 Undo the four economizer retainer nuts see Figure 14 Remove the boiler drain valve 6 Undo the four clamps that hold the outer shroud to the upper head see Figure 14 7 Drop the economizer inner shroud and outer shroud together by separating the upper head and outer shroud 8 Clean combustion coil with a wire brush 9 Reassembly is done in reverse order Use silicone sealer to seal joint b...

Страница 13: ... orifice size 2 LP Gas regulator lock up 3 or greater above run pressure correct regulator and check gas pipe sizing against piping chart in installation manual Set regulator for maximum run pressure of 9 3 Remove blower and inspect flame holder burner for hole 4 Check that the blower flanges and gas piping are sealed 6D Occasional Lockouts Requires interruption of power or reset of safety limit t...

Страница 14: ...HT OR BLINKING LIGHT ACTION FOR DIAGNOSIS 1 No 120 VAC supply 1 Read voltage betwen black white wires at back of 120 VAC plug 2 Defective 24 VAC transformer Check 3 AMP inline fuse 2 Read voltage between yellow wires at back of VAC 24XFMR plug 3 Defective S9301A module 3 Replace S9301A module part 2400 224 1 Internal pump defective or air bound 1 Check for 120 VAC at module pins marked CIRCULATOR ...

Страница 15: ...age 15 Figure 16 Wiring diagram Caution Label all wires prior to disconnection when servicing controls Wiring errors can cause improper and dangerous operation Verify Proper Operation After Servicing Figure 17 Ladder diagram ...

Страница 16: ...Page 16 LAARS HEATING SYSTEMS Figure 18 Lighting and shutdown procedures ...

Страница 17: ...0 310 Blower Assembly HWG 250 2400 086 Combustion Coil Assembly 9 2400 082 Flame Holder 7 2400 308 Flame Holder HWG 250 2400 286 Ignitor 2400 088 Capacitor Motor Starter 2400 224 Control Board 2400 014 Gas Valve Neg Pres 6 2400 015 Gas Valve Neg Pres HWG 250 2400 106 Pressure Diff Switch HWG 250 2400 058 Intake Exhaust TCO 2400 057 Operating Limit 2400 054 Safety Limit 2400 062 Time Dealy Relay 24...

Страница 18: ...Page 18 LAARS HEATING SYSTEMS ...

Страница 19: ...9600 HWG Water Heater Page 19 ...

Страница 20: ...CA 93021 805 529 2000 FAX 805 529 5934 20 Industrial Way Rochester NH 03867 603 335 6300 FAX 603 335 3355 480 S Service Road West Oakville Ontario Canada L6K 2H4 905 844 8233 FAX 905 844 2635 www laars com Litho in U S A Laars Heating Systems 0003 Document 2108A ...

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