{"product_id":"pb-motor-tech-4-5-cfm-vacuum-pump-brass-ac-manifold-kit-r134a-r12-r22-r502-1-3-hp-3-hoses","title":"PB Motor Tech 4.5 CFM Vacuum Pump \u0026 Brass AC Manifold Kit — R134A\/R12\/R22\/R502, 1\/3 HP, 3 Hoses","description":"\u003cstrong\u003ePB Motor Tech's kit pairs a 4.5 CFM single-stage vacuum pump with a solid-brass manifold and gauges for refrigerant recovery, evacuation, and charging on automotive and home AC systems.\u003c\/strong\u003e\n\n\u003cp\u003eThis all-in-one service set combines a compact, 1\/3 HP vacuum pump with a three-port brass manifold, heavy-duty color-coded hoses, quick couplers, and useful accessories so you can evacuate, test, and recharge refrigerant circuits with fewer trips to the toolbox. The pump’s reinforced aluminum housing and visible oil sight glass make routine checks straightforward, while the brass gauge assembly delivers corrosion resistance and clear readings for R134A, R12, R22 and R502 systems.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the vacuum pump speed up refrigerant evacuation?\u003c\/h3\u003e\n\u003cp\u003eThe 4.5 CFM single-stage motor moves air quickly from a closed system so you reach deep vacuum levels faster than smaller units. Efficient evacuation shortens diagnostic time and reduces the chance of moisture-related problems in the circuit.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e4.5 CFM flow rate for quicker pump-downs\u003c\/li\u003e\n  \u003cli\u003e1\/3 HP motor tuned for steady suction\u003c\/li\u003e\n  \u003cli\u003eInlet filter prevents oil backflow to protect the pump\u003c\/li\u003e\n  \u003cli\u003eAluminum alloy housing dissipates heat during continuous operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat gauges and fittings are included, and how do they help?\u003c\/h3\u003e\n\u003cp\u003eThe kit’s three-way brass manifold includes large, rubber-coated dials and a sight glass on the manifold for easy refrigerant observation. Color-coded 4 ft hoses and quick couplers allow fast hookup to both high- and low-side service ports, keeping work organized and reducing cross-connection mistakes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSolid-brass manifold resists corrosion for long-term accuracy\u003c\/li\u003e\n  \u003cli\u003eExtra-large, rubber-sleeved dials improve readability and handling\u003c\/li\u003e\n  \u003cli\u003eThree 4-foot color-coded hoses (high, low, charge) with 600 psi working rating\u003c\/li\u003e\n  \u003cli\u003eR134a quick couplers, 410 adapter, puncturing can tap, and valve-core tool included\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I prepare and maintain the pump for safe use?\u003c\/h3\u003e\n\u003cp\u003eThe pump ships dry for safety, so you must fill it with the correct vacuum pump oil before first use to ensure lubrication and cooling. Regular checks of the oil level via the sight glass and periodic replacement of contaminated oil will prolong pump life and maintain performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRequires #32 or #68 vacuum pump oil — add before starting the motor\u003c\/li\u003e\n  \u003cli\u003eSight glass on the oil tank makes level checks quick and obvious\u003c\/li\u003e\n  \u003cli\u003eNon-slip rubber feet reduce vibration and keep the unit stable\u003c\/li\u003e\n  \u003cli\u003eUse the inlet filter and avoid running dry to prevent motor damage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this kit compatible with my vehicle or home HVAC system?\u003c\/h3\u003e\n\u003cp\u003eThe PB Motor Tech set supports a wide range of refrigerants commonly used in automotive and residential systems, making it versatile for service technicians and DIY enthusiasts. Check your system’s refrigerant type and service port configurations before connecting, and follow safe charging practices.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with R134A, R12, R22, and R502 systems\u003c\/li\u003e\n  \u003cli\u003eIncludes adapters for common fitting types and disposable can tapping\u003c\/li\u003e\n  \u003cli\u003eRecommended for automotive A\/C and small residential refrigeration tasks\u003c\/li\u003e\n  \u003cli\u003eNot a replacement for professional commercial HVAC tools on very large systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This PB Motor Tech kit is tailored for mechanics, HVAC technicians, and competent DIYers who service automotive air conditioning or small-scale refrigeration. If you need a portable pump with clear oil monitoring, a corrosion-resistant gauge set, and a complete assortment of hoses and adapters to perform evacuations, pressure checks, and refrigerant charging, this kit provides the core tools to work efficiently and safely. Remember to add the specified vacuum oil before first use and follow refrigerant-handling regulations in your region.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need to add oil before operating the pump?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The pump ships without oil. Add #32 or #68 vacuum pump oil before running to avoid damage.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which refrigerants does this kit support?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The kit is compatible with R134A, R12, R22, and R502 for automotive and small residential systems.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"PB Motor Tech BMT","offers":[{"title":"Default Title","offer_id":67585131806905,"sku":"B0DQ4SM997","price":244.47,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/pbmt-brass-manifold-front-view.jpg?v=1790468421","url":"https:\/\/redleafauto.ca\/products\/pb-motor-tech-4-5-cfm-vacuum-pump-brass-ac-manifold-kit-r134a-r12-r22-r502-1-3-hp-3-hoses","provider":"Redleaf Auto","version":"1.0","type":"link"}