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Summary of Contents for MPD 93755

Page 1: ...bers may be 3 4 6 7 8or g _____ X_ Regardless of your revision number the current instructions are still generally applicable to your unit lf you have questions contact your dealer an Atwood Service Center or the Atwood Service Department Safety Symbots le g y0y to potential personal safety hazards Obey all safety messages following these symbols A o r c avoid possible injury or death A cou on avo...

Page 2: ...ck of unit a Connect hot lead to 1 Black b Connect common lead to 2 White c Connect ground wire from electrical service to 3 green ground lead in junction box 3 A cor o PRODUCT DAMAGE When using Romex with a bare earth ground take care to position wire so it does not contact the heatinq element terminals When a cord and plug connection to the power supply are used on water heater power cord must b...

Page 3: ...n used for more than two weeks hydrogen gas may form in water line Under these conditions to reduce the risk of injury open hot water faucet for several minutes at kitchen sink before you use any electrical appliance connected to hot water system lf hydrogen gas is present you will probably hear sounds like air escaping through the pipe as water begins to flow WARNING NG INJUBY o Do not tamper wit...

Page 4: ...he tank and reset the control by turning the electric switch off then on GAs ELEcrBrc opERATroN The unit can be run in both gas and electric modes simultaneously for quick recovery note if the gas fails to ignite the gas mode will lockout but the Iockout lamp will not illuminate since the electric mode is still operational Should you notice slow recovery indicating the gas is not working turn the ...

Page 5: ... outlet part of pressure temperature relief valve A Pressure Temperature Relief Valve dripping while the water heater is running DOES NOT mean it is defective During normal expansion of water as it is heated in the closed water system of a recreation vehicle the Pressure Temperature Relief Valve will sometimes drip The Atwood water heater tank is designed with an internal air gap at the top of the...

Page 6: ...Hot Water 0utlet4 Cold Water lnlet 1 J_ A ...

Page 7: ...WH BLANK 4 r rr REMOTE swtTcH lz 4 j wc e ELECTRIC 1 2 VDC WHITE FROIM W H ELECTRIC GREEN FROIV W H GROUND Dotted lines are wired by customer PII OT RETIGHT Switch 1 BLACK BLACK I o 3 GBEEN Ground r rireO Thermosrat 2 wHrrE BLA0K 11lanuarReset g r Erement l flll or l n CBEEN RED Ho leqq Gf9 q lgqq Common Lead High Voltage Lead t0 Burner Electrode 11llv ELECIBIG GAS PITOT Ol tY RETIOTE LOCK OUT LAH...

Page 8: ...6lectrique SPARK IGNITION ALLUMAGE PAR ETINCELLE 1 2 3 4 o 11 12 13 16 17 x 90960 91 857 91 604 93844 91 959 91 859 93851 931 91 93866 93868 91447 x 90960 91 857 91 604 93844 91 959 91 859 93851 931 91 93866 93868 91447 Tank Flue Box Assembly Drain Plug Pressure Temperature Fe 3 Solenoid Valve Black on Off Switch White On Off Switch Circuit Board Wiring Harness Thermal Cut Off Spark Probe Thermost...

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