{"product_id":"ametek-lamb-117944-vacuum-motor-for-md-central-vacuum-199rx","title":"AMETEK Lamb 117944 Vacuum Motor for MD Central Vacuum – Part# 199RX","description":"\u003ch2\u003eQuick Summary\u003c\/h2\u003e\n\u003cp\u003eThe 117944 Lamb motor is a replacement vacuum motor used in some MD central vacuum systems. This is a new AMETEK Lamb original motor for 220-240 volt applications.\u003c\/p\u003e\n\u003cp\u003eAvailable from \u003cstrong\u003eAce Vacuums\u003c\/strong\u003e, with help matching parts to your MD central vacuum system at our Fairfax and Leesburg, VA showrooms.\u003c\/p\u003e\n\u003ch3\u003eQuick Highlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eNew, not rebuilt motor\u003c\/li\u003e\n\u003cli\u003eAMETEK Lamb original motor\u003c\/li\u003e\n\u003cli\u003e3-stage motor design\u003c\/li\u003e\n\u003cli\u003e220-240 volt, 50-60 hertz\u003c\/li\u003e\n\u003cli\u003eListed for MD M850 and M850H2\u003c\/li\u003e\n\u003cli\u003ePart number 199RX\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe 117944 vacuum motor is used in some MD central vacuum power units, including MD M850 (240V) and MD M850H2 (240V). It is a new AMETEK Lamb original motor, not a rebuilt unit.\u003c\/p\u003e\n\u003cp\u003eThis motor has a 3-stage design and is rated for 220-240 volts at 50-60 hertz. The record notes common replacement signs such as a popping mini breaker, electrical smell, excessive blue sparks, a clicking sound, or a motor that shuts down and later works again.\u003c\/p\u003e\n\u003cp\u003eThe motor can also have replaceable carbon brushes. If the relay does not click, the record notes the relay may need replacement instead of the motor.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNew replacement motor:\u003c\/strong\u003e This is a brand new motor, not a rebuilt motor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOriginal Lamb part:\u003c\/strong\u003e The 117944 is an AMETEK Lamb original motor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-stage performance:\u003c\/strong\u003e This motor is specified as a 3-stage unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e240 volt application:\u003c\/strong\u003e Designed for 220-240 volt systems and rated for 50-60 hertz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed MD model fit:\u003c\/strong\u003e The record lists this motor for MD M850 (240V) and MD M850H2 (240V).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrush serviceable:\u003c\/strong\u003e The carbon motor brushes on the 117944 can be replaced.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eMD Compatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is listed as the match for these MD central vacuum power units:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMD M850 (240V)\u003c\/li\u003e\n\u003cli\u003eMD M850H2 (240V)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCheck the model number on your power unit label before ordering. Our team can confirm the match if you are unsure.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAMETEK Lamb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct name\u003c\/td\u003e\n\u003ctd\u003e117944 Lamb Motor (S4,S5 - 240 volt)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart number\u003c\/td\u003e\n\u003ctd\u003e199RX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e220-240\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHertz\u003c\/td\u003e\n\u003ctd\u003e50-60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFan stages\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom diameter\u003c\/td\u003e\n\u003ctd\u003e5.7 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e8 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBolt height\u003c\/td\u003e\n\u003ctd\u003e3.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWaterlift\u003c\/td\u003e\n\u003ctd\u003e138.1 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCFM\u003c\/td\u003e\n\u003ctd\u003e100.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAirWatts\u003c\/td\u003e\n\u003ctd\u003e444\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmps\u003c\/td\u003e\n\u003ctd\u003e6.7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility note\u003c\/td\u003e\n\u003ctd\u003eIncludes AirMaster, Modern Day and SilentMaster\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMD models this part fits\u003c\/td\u003e\n\u003ctd\u003eMD M850 (240V), MD M850H2 (240V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAuthorized Dealer\u003c\/td\u003e\n\u003ctd\u003eAce Vacuums\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003eBest For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eReplacing a worn 117944 motor in an MD central vacuum\u003c\/li\u003e\n\u003cli\u003eMD M850 (240V) and MD M850H2 (240V) units\u003c\/li\u003e\n\u003cli\u003e220-240 volt central vacuum motor replacement\u003c\/li\u003e\n\u003cli\u003eFixing symptoms like blue sparks, electrical smell, or shutdowns\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eNot Ideal For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eNot for buyers who have not confirmed the motor number or voltage\u003c\/li\u003e\n\u003cli\u003eMay not solve the issue if the relay is the failed part\u003c\/li\u003e\n\u003cli\u003eMini breaker may also need evaluation after motor replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eWhy Buy from Ace Vacuums\u003c\/h2\u003e\n\u003cp\u003eWhen you purchase from \u003cstrong\u003eAce Vacuums\u003c\/strong\u003e, you receive:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCentral vacuum parts matched to your MD system\u003c\/li\u003e\n\u003cli\u003eHelp choosing the right hose, tools and inlet parts\u003c\/li\u003e\n\u003cli\u003eKnowledgeable support before and after the sale\u003c\/li\u003e\n\u003cli\u003eShipping or pickup at our Fairfax and Leesburg showrooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eAvailable Online \u0026amp; In-Store\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAMETEK Lamb 117944 Vacuum Motor for MD Central Vacuum\u003c\/strong\u003e is available online and in-store through \u003cstrong\u003eAce Vacuums\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eVisit Our Showrooms\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFairfax, VA:\u003c\/strong\u003e 11110 Main St, Fairfax, VA 22030\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeesburg, VA:\u003c\/strong\u003e 300 Fort Evans Rd NE, Leesburg, VA 20176\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCall 703-997-9292 (ext. 1 Fairfax, ext. 2 Leesburg).\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eFAQs\u003c\/h5\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails class=\"ace-faq\" style=\"border-bottom: 1px solid #dddddd; padding: 14px 0;\" name=\"ace-faq-accordion\"\u003e\u003csummary style=\"cursor: pointer; font-weight: 600; font-size: 16px; line-height: 1.5; display: list-item;\"\u003eIs this a new motor or a rebuilt motor?\u003c\/summary\u003e\u003cdiv style=\"padding: 12px 0 0;\"\u003e\u003cp\u003eThis is a brand new motor, not a rebuilt motor.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-faq\" style=\"border-bottom: 1px solid #dddddd; padding: 14px 0;\" name=\"ace-faq-accordion\"\u003e\u003csummary style=\"cursor: pointer; font-weight: 600; font-size: 16px; line-height: 1.5; display: list-item;\"\u003eWhat voltage is this motor?\u003c\/summary\u003e\u003cdiv style=\"padding: 12px 0 0;\"\u003e\u003cp\u003eIt is rated for 220-240 volts and 50-60 hertz.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-faq\" style=\"border-bottom: 1px solid #dddddd; padding: 14px 0;\" name=\"ace-faq-accordion\"\u003e\u003csummary style=\"cursor: pointer; font-weight: 600; font-size: 16px; line-height: 1.5; display: list-item;\"\u003eWhich MD central vacuum models is this listed for?\u003c\/summary\u003e\u003cdiv style=\"padding: 12px 0 0;\"\u003e\u003cp\u003eThe record lists it for MD M850 (240V) and MD M850H2 (240V).\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-faq\" style=\"border-bottom: 1px solid #dddddd; padding: 14px 0;\" name=\"ace-faq-accordion\"\u003e\u003csummary style=\"cursor: pointer; font-weight: 600; font-size: 16px; line-height: 1.5; display: list-item;\"\u003eHow do I know if my motor may need replacement?\u003c\/summary\u003e\u003cdiv style=\"padding: 12px 0 0;\"\u003e\u003cp\u003eThe record lists signs such as a popping mini breaker, electrical smell, excessive blue sparks from the motor top, a click with no running motor, shutdowns followed by later operation, or a motor that has reached its service life.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-faq\" style=\"border-bottom: 1px solid #dddddd; padding: 14px 0;\" name=\"ace-faq-accordion\"\u003e\u003csummary style=\"cursor: pointer; font-weight: 600; font-size: 16px; line-height: 1.5; display: list-item;\"\u003eCould the problem be something other than the motor?\u003c\/summary\u003e\u003cdiv style=\"padding: 12px 0 0;\"\u003e\u003cp\u003eYes. If you do not hear a click, the record says the relay most likely needs to be replaced and the motor may be fine. It also notes that sometimes the mini breaker goes bad along with the motor.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-faq\" style=\"border-bottom: 1px solid #dddddd; padding: 14px 0;\" name=\"ace-faq-accordion\"\u003e\u003csummary style=\"cursor: pointer; font-weight: 600; font-size: 16px; line-height: 1.5; display: list-item;\"\u003eCan the brushes be replaced on this motor?\u003c\/summary\u003e\u003cdiv style=\"padding: 12px 0 0;\"\u003e\u003cp\u003eYes. The 117944 vacuum motor has carbon motor brushes that can be replaced.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-faq\" style=\"border-bottom: 1px solid #dddddd; padding: 14px 0;\" name=\"ace-faq-accordion\"\u003e\u003csummary style=\"cursor: pointer; font-weight: 600; font-size: 16px; line-height: 1.5; display: list-item;\"\u003eIs this compatible with my MD central vacuum?\u003c\/summary\u003e\u003cdiv style=\"padding: 12px 0 0;\"\u003e\u003cp\u003eIt is listed for MD M850 (240V) and MD M850H2 (240V). If your model is different, confirm your MD power unit model and motor number before ordering.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-faq\" style=\"border-bottom: 1px solid #dddddd; padding: 14px 0;\" name=\"ace-faq-accordion\"\u003e\u003csummary style=\"cursor: pointer; font-weight: 600; font-size: 16px; line-height: 1.5; display: list-item;\"\u003eIs motor replacement difficult?\u003c\/summary\u003e\u003cdiv style=\"padding: 12px 0 0;\"\u003e\u003cp\u003eThe record says replacing the 117944 motor is not difficult and involves three to four screw brackets and a couple of wires.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e","brand":"AMETEK Lamb","offers":[{"title":"Default Title","offer_id":53406068277429,"sku":"199RX","price":220.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0575\/6751\/0709\/files\/199RX_100.jpg?v=1790801066","url":"https:\/\/acevacuums.com\/products\/ametek-lamb-117944-vacuum-motor-for-md-central-vacuum-199rx","provider":"Ace Vacuums","version":"1.0","type":"link"}