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(this gauge lens does not have the needle used for Min / Max reading for monitoring pressure swing on air conditioning systems). . Inlet Solenoid 120v. . endstream endobj 363 0 obj<>stream 6[_v7}piYd\9E_8F>Mm)9TyI$-%d!q\[yHzv^N Linda Cheshire began writing professionally in 2005, as a freelance contributor covering music, culture and politics. This acknowledges the alarm. Housed in a Double sided flip top case with extra space for other items.Robinair does not warrant any "RA" repair item not installed by an Authorized Service Center. Peters MO 63304, Robinair 34700Z R-134A 388 0 obj<>stream The temperature side will remain flashing (!) used a 6 CFM vacuum pump (RA15425) up to serial no. 19639 Robinair Gauge Lens For RA19786 RA19787. Peters MO 63304, 34700Z Robinair R134a Remanufactured Recovery Recycling Recharging Unit (Refurbished), Booster Pacs - Jump Starters - Portable Power Supplies, Commercial Jump Starting & All-In-One Power Systems Parts, 6035A Associated 6/12 Volt 500 Amp Carbon Pile Battery Load Tester (Remanufactured), 6036B-24 Associated 6/12/24 Volt 1000 Amp Carbon Pile Battery Load Tester (Remanufactured), 92399 Groits Automotive 6/12V 10/60A Automatic Variable Rate Battery Charger (New Old Stock), 6010B Associated 60/60/30/230 Amp 6/12/24 Volt Automotive Battery Charger With Start (Remanufactured), 6080A Associated 6 Amp 1-36 Cells Series Automotive Battery Charger (Remanufactured), Robinair Recovery Recycling Equipment Parts, Robinair 34700Z R-134A Recovery Recycling Unit Parts, Electronic Scale Accurate to 100th of a Pound, 6 CFM vacuum pump for fast, thorough pull-down, Heavy duty compressor pulls from both sides during recovery, Oil injector lets you add system oil in seconds, Vacuum Timed Leak Test eliminates the need to pressure test before charging. Typically, you can recycle up to 300 pounds (136 kilograms) of R-134a or 600 pounds (272 kilograms) of refrigerant between filter changes (depending on your model). . HVK1;A,u]@Ii23/ho(\M>pO^X #VWX[C9 m8M cwofj Z P?baTOkO0)_df(n}R *_VH2'3uL@J,0N_t 8CGz;UJD-e^zRF/ZAxmG]2Ee'YC*kXs|^z:39uPVL?=|->NN:i/4]0Pl+\F0]#>zLjImr<3g DO NOT accept look alike or knock off filters. Restart the unit at the control panel (local or remote interface). Robinair 34788 Combines Simple Operation With Superior Accuracy, Setting The Standard For SAE J2788 Standards For Accuracy And Speed. FK% s0p#"}g S.,dfS'pLXb>WJddB3A~np?Nw^O7Sa_pXPva&'.|9wuPAi- '1yaNu? Additional hardware for the unit is a Cotter Pin 1/8" Diameter X 1" Long & Flat Washer 1/2" I.D. It recovers, recycles, evacuates, leak tests, and recharges R-134a quickly and accurately. Rose Gold Block Heels Closed Toe, 0000144464 00000 n Clearly marked for R-134a. Recovery, Charge, vacuum, etc. For model 15600. i.e. The manufacturer recommends changing the filter-drier every 150 lbs. Some mixtures of air and R-134a refrigerant are combustible at elevated pressures. Internal Tank Assembly Storage tank attached to, or inside of unit, used to store recovered and/or recycled refrigerant. Replace the filter-drier if the unit becomes increasingly ineffective at removing moisture and contaminants from an automobile's refrigerant. DDD serves more than 40,000 people with developmental disabilities . It recovers, recycles, evacuates, leak tests and recharges R-134a vehicle systems quickly and accurately. 112634 Robinair Low Side Docking Spud for all sidewinder style carts, 112635 Robinair High Side Docking Spud for all sidewinder style carts. Deep tread design for no slip traction even on wet or oily floors. If you are doing maintenance on you unit it's a good idea to replace these as well as they become crushed over time resulting in poor flow or restriction due to swelling. 0000014986 00000 n High Pressure Switch If pressure inside the unit exceeds 435psi, the switch opens, stopping all functions of unit. 0000010340 00000 n until the temperature drops below the high temperature alarm. Local P/U only(69045) 34700Z Robinair R134a Recovery Recycling Recharging Unit. Enviro-Guard Hoses are constructed of special barrier material which prevent virtually any permeation of refrigerant, yet remains flexible. 0000007248 00000 n This indicates there is a five-minute delay before cooling will begin. Restricted airflow through the condenser is the most common reason for the pressure becoming too high. Clearly marked for R-134a. Robinair Power Cord Strain Relief Protects the lifeline of your electric/electronic products by absorbing the forces of pull, push, and twist that may be exerted on the flexible power cord. If you are doing maintenance on you unit it's a good idea to replace these as well as they become smashed over time resulting in poor flow. The new design features a large 10" capacitive touch LCD display, and automated features including automatic internal refrigerant refill, oil drain and refrigerant identification. Some mixtures of air and R-134a refrigerant are combustible at elevated pressures. 0000005020 00000 n Pour 6 ounces of vacuum-pump oil into the fill port. If the option you selected does not charge enough to cover shipping, we will contact you. Discontinued See RA20050Robinair does not warrant any "RA" repair item not installed by an Authorized Service Center. "U" shaped metal bracket that holds the strain relief bushing and power cord in place at entry point of unit. Board connection P11 and spade terminal connections 38, 39, 40 & 41. A worn or damaged power cord can pose an electrical fire risk and may impede machine performance. Sold By The Inch. Customer Service / Tech Support Turn off the unit and unplug it from the power source. 1/4 Flare Seal Cap with anchor retention strap prevents loss when not in use. Contains one quick change filter-drier to be used on either R-12 or R-134a stations, and one 16 ounce bottle of our Premium High Vacuum Pump Oil. The manufacturer recommends changing the oil after every 10 hours of operation. Robinair, based out of Owatonna, Minnesota, sells products worldwide through wholesalers and automotive distributors. No need to be fancy, just an overview. Are under the age of six and at risk of having a Developmental Disability. Robinair's patented automatic refrigerant refill feature maintains a user-selectable amount of refrigerant in the internal vessel and signals when its time to change supply tank, no monitoring required. Warren, MI 48092 3%cS0$gUiY@@W#poD; $yfWPh-lGNkxnM]#^fa g)3P/-)m7eqnsY:*fE$&Z9.4n. The manufacturer recommends changing the oil after every 10 hours of operation. The Robinair 34700Z is an automotive air-conditioning service machine. 740 psi working pressure, 3700 psi burst pressure. "{S+@b${J}5rqdx5S5N7Q+e(j%f0^H qheL[EE7)F:7y,bzqNo*4J0^9>"3Q)UD^) y$kZ.8w?zYgmir'{\(qU"?dl|70y[qt=DpG5&Sw,xn$$cmfW} CO Do not attempt to adapt the unit for, types through a system or in the same container; mixing of refrigerants will cause severe damage to the unit. 0000005381 00000 n Red 240" Enviro-Guard Hose for Automotive R-134A. %PDF-1.4 % Oil Injector Storage Bottle & Cap Kit, 117680 Robinair Sight Glass 15/16 - 20 UNEF, 120225 Robinair 1/4" O.D. USE THE 34700Z UNIT WITH R-134a REFRIGERANT ONLY. 0000144142 00000 n 522545 Robinair Face Plate Overlay 34700Z. Call us today for further details! the 3 CFM vacuum pump (RA19902) was used, Solenoid Blue 240" Enviro-Guard Hose for Automotive R-134A. Disconnect the power before servicing, 34700Z Recovery, Recycling, Recharging Unit, CAUTION : This manual contains important safety procedures concerning the operation, use, and maintenance, of this product. Designed for newer units manufactured after 1998. See 523148Robinair does not warrant any "RA" repair item not installed by an Authorized Service Center. Includes mounting hardware and instructions.Robinair does not warrant any "RA" repair item not installed by an Authorized Service Center. 0000003892 00000 n Century Tool & Equipment4013 S. Old Hwy 94St. 0000297474 00000 n ALLOW ONLY QUALIFIED PERSONNEL TO OPERATE THE UNIT. Oil Drain Switch, 1/8 Male Pipe thread, Used to control solenoid operation from accumulator to waste oil bottle. 115 Volt Cubigel Compressor (Replaces The RA17110, RA17434, RA19458, & RA19748) Includes all hardware and electrical for a complete install. Blue Lamp Indicator light which illuminates during charging, recovering, or vacuuming through low side of the unit.Robinair does not warrant any "RA" repair item not installed by an Authorized Service Center. Set of Red/Blue 20 Enviro-Guard Hoses for Automotive R-134A. High Side Gauge - Generic Used to monitor the discharge pressure of the vehicle being serviced. DO NOT USE COMPRESSED AIR TO PRESSURE TEST OR LEAK TEST THE UNIT OR VEHICLE AIR CONDITIONING SYSTEM. Durable plastic resists oils and dyes and most chemicals. Incorrect wine temperatures affect both the taste and the nose of wine. Coil (115V) (Manifold Solenoids). Black Source Tank Hose 134A, RA19479 Robinair O-Ring For Bubble Flare Fittings (10 Pack), RA19545 Robinair Manifold Block Assembly 110v, RA19592 Robinair Automatic Expansion Valve, RA19614 Low Side 134A Gauge With Indicator Lens, RA19632 Robinair Door Latch Kit Sidewinder Cabinet, RA19672 Robinair Oil Drain Switch 16 - 9 PSI 1/8 Male Pipe, RA19786 Robinair Low Side Gauge - Generic, RA19787 Robinair High Side Gauge - Generic, RA19795 Robinair Universal Air Purge Device R-134a, RA19799 Robinair Check Valve Heavy-Duty Update Kit, RA19865 Robinair 115 Volt Cubigel Compressor, RA19871 Robinair Check Valve Kit (Block Style), RA19888 Robinair Control Module For 34700Z, RA19892 Robinair Pressure Transducer (Old Style Plastic), RA19893 Robinair Solenoid Rebuild Kit N/C, RA19894 Robinair Solenoid Rebuild Kit N/C, RA19895 Robinair Air Purge Solenoid Assembly 120V, RA19914 Robinair Oil Injector Cap & Bulkhead Kit (20 Pack), RA19916 Robinair Fastener & Seal Kit For Servicing A/C Units, RA19950 Robinair Reservoir Cover For 3 CFM Pump, RA19997 Robinair Oil Inject Solenoid 120v, RA19999 Robinair Inlet Manifold Block 34700Z, RA20005 Robinair 3/8" High Pressure Tube 18" (each), RA20006 Robinair 3/8" Ferrule And Nut (each), RA20008 Robinair 1/8" Ferrule & Nut (Sold Each), RA20019 Robinair Vacumaster Brass Oil Fill Plug & Seal, RA20030 Robinair 115v. Robinair Power Cord Strain Relief Protects the lifeline of your electric/electronic products by absorbing the forces of pull, push, and twist that may be exerted on the flexible power cord. These current conditions and the related content/links on this page are not a substitution for the official weather briefing from the FAA. Enviro-Guard Hoses for Automotive R-134a. Includes Mounting Hardware, Loctite sealant, Instructions.Robinair does not warrant any "RA" repair item not installed by an Authorized Service Center. 0000003168 00000 n Highside Service Coupler 134a. Do not attempt to, HIGH VOLTAGE ELECTRICITY INSIDE THE UNIT HAS A, cause personal injury. Don't forget extra bottles (115642) for storing different oil types. 0000009860 00000 n 0000009244 00000 n Place the condenser side plastic panel faceplate back on. Magna Great Divide Bike 26 Hardtail, Oil Injector Tubing (By Inch), 121773 Robinair 1/8" Black Nylon Tube (Sold By Foot), 121961 Robinair 36in. Meet all specifications for low permeation construction. Forward Pumping section for 6 CFM Vacuum Pumps. Double Sided Fusible Web For Applique, 19056 Robinair Heavy Duty Refrigerant Tank Strap With Buckle. Hb```f``e`c``Oab@ !VvL{5yX]%nm8PuT+0 .q1K6awLscB=_,Sqb\l-gZRL}.\==zM]ZTp4[/tf\U;+hTl*nslv:e_kUs.Kj*V[Rjs56R2)RQu|9dw'_^5Q[W2t]V) R)E3oIRn- 3/6YqUD%9wH]IN'rMcNf}{WVI Xh```s_0,A Robinair was founded in 1956 and is a manufacturer of HVAC-R (heating, ventilating, air conditioning and refrigeration) and mobile products for agricultural, construction and automotive markets. DO NOT USE COMPRESSED AIR TO PRESSURE TEST OR LEAK TEST THE UNIT OR VEHICLE AIR CONDITIONING SYSTEM. Used primarily for leak testing. Press the up or down arrow button to select 'Change Vacuum Pump Oil,' then press the 'Start/Yes' button to commence. . 0000296593 00000 n Ppc-)@Zcb>wBnOCc] s>*'zXX%7-) If accidental system discharge occurs, ventila, An extension cord may overheat and cause fire. Please contact the FAA for more information on pilot briefings or. 0000008243 00000 n If the machine is losing refrigerant during the vacuum cycle, it could be caused by a few different issues. 0000013013 00000 n These mixtures are potentially dangerous and may result in fire or explosion causing personal injury or property damage. 0 Change the vacuum-pump oil if the unit suction power decreases. ROBINAIR 34700Z AFTER CHARGING, RECOVERING LINES, SAYS LOW SYSTEM PRESSURE EVEN THOUGH THERE IS PRESSURE IN LINES Read full answer Be the first to answer Apr 23, 2018 Measuring Tools & Sensors 0answers How do I repair a Robinair 34700Z that has been disabled by a High Pressure error? The 34724 Robinair filter drier has been specifically formulated to trap acid and particulates and is formulated to remove water from the refrigerant. 12oz Capacity in 1/2oz graduations and 360 Milliliters in 10 Milliliter graduations, for dispensing oil via an injector or for measuring oil removed during refrigerant recovery process. High CFM rating for fast, thorough evacuation and two-stage rotary vane design cleans the system more thoroughly than a single-stage pump.Robinair does not warrant any "RA" repair item not installed by an Authorized Service Center. 19740 Source Tank Filter For 134A units. Press the "Stop/No" button. Protect your investment from debris and harmful elements from tank manufacturing processes. 0000012782 00000 n Enviro-Guard Hoses for Automotive R-134a. Includes brass base for older style units and should be disassembled for universal applications. ROBINAIR cannot know, evaluate, and advise you as to all possible hazards. 0000295996 00000 n Open the unit service panel, located on its side, and remove the old filter. Pressure readings are then relayed to the control board. 0000003786 00000 n The AC1234-9 also boasts full wireless capabilities for Wi-Fi or Bluetooth communication, which enables automatic machine software updates and capacities database downloads. Robinair vacuum pumps flyer - US and international models Owners Manual 15150-15800 Vacuum Pumps - Multilingual: English, Spanish, French #522683 Rev. 0000297381 00000 n . Power Harness for 347002K 34700Z connects main power switch to main board. 0000004265 00000 n "WjHy42W`]*(L>x7Bd2T@pLTb&ID.fl,n__[w;;s u`xc6v#BdeqRKH? Literature & Manuals | Robinair Home Literature & Manuals 34888HD Advanced R134A Heavy-Duty Recover, Recycle, Recharge Machine Documents Product Images Product Brochure (Document #17-58) 34888HD Operating Instructions - English 34888HD Operating Instructions - Spanish 34888HD Operating Instructions - French 34988-I These gaskets fit 1/4" flare and 1/2 ACME standard fittings. Boulder Salt Benefits, The vacuum pump will process for about two minutes, emitting an audible noise. Features Include, Fully Automatic Function, Vacuum Leak Test, Automatic Refrigerant Refill, Automatic Air Purge, Automatic Oil Drain, Refrigerant Charging, Refrigerant Management System, Vacuum Function. 5{\0gmcR+rIAvk%F6sFI#G"qO&FJ'EI394OX$}!YD1iJ9YxJEU}aD ~x_$ Soxu1K=[tc%cDQ8U^VtG * endstream endobj 186 0 obj 1040 endobj 187 0 obj << /Filter /FlateDecode /Length 186 0 R >> stream Complete rebuilt control module. 0000005249 00000 n Persons that require a reasonable modification based on language or disability should submit a request as early as possible to ensure the State has an opportunity to address the modification. h)i|f?z[1F]y}K>icqZhCu5o) Nq'LVAhor@p~vTLeeQ=z`jS\D@m"q`/_S\~T2P"$d=~*B80TCU6-=oLW (>57Wo@7p&. Laboratory tests prove that Robinair "High Vacuum Pump Oil" is more thermally stable in comparison to other leading brands, which means it resists breaking down due to heat for a longer period of time. Press the 'Menu' button. Automatic operation means less attention is needed! Do not recover refrigerants into nonrefillable, containers; use only federally authorized refillable containers (DOT spec. HlVM%5. 0000295877 00000 n Replace with a new filter. 0000003936 00000 n Complete Refrigerant Solenoid Assembly (120v) Includes brass body and coil. (Transducer sold separately) See RA20030 for individual solenoids.Robinair does not warrant any "RA" repair item not installed by an Authorized Service Center. NOTE: RA19258 Solenoid Rebuild KitRobinair does not warrant any "RA" repair item not installed by an Authorized Service Center. . 165829 / 1205, then Device Replacement. A normally closed solenoid that, when energized, allows flow. Please visit theDDD Actions Related to COVID-19webpage to view resources andlearn more about theactions we are taking to ensure the continuation of necessary services for our members and to support the financial viability of our providers. HUn[G?p)5Uh hnda(@[+md'njM8}^z[|V>8raK wYsk-7BBw_2z|w!] Ondm,i(? oZ""7e|>#qcd1pI`{6,ai89i.8zk01_/?^|=|Q}O4?Z}a#hBOirU*kL6[}{{hIR`E>f>$v(yQ`r5YZd$5)$hII'-)6;n&% 'n%+'[>C&e"c=B oi#g8g(qDaMz@7~c($,3v+}'b7.jxVV5978)5d%Bn12>&%F\g8y!=,VQKk`pLC[Wd@SWkwT.e{SLK1q}m6B orV8x_[N?[izlIX:YWH6\h|LXa. The switch has a red push button and is accessible by removing the plastic end cover. Discontinued See RA19787Robinair does not warrant any "RA" repair item not installed by an Authorized Service Center. . Robinair was founded in 1956 and is a manufacturer of HVAC-R (heating, ventilating, air conditioning and refrigeration) and mobile products for agricultural, construction and automotive markets. 123785 Robinair Discharge Oil Coalescing Filter O-Ring, 123786 Robinair Discharge Oil Filter Canister O-Ring. 348 0 obj <> endobj Press the "Start/Yes" button. Robinair 34700z service manual documents > platformusers.net - push a button and walk away let the Robinair Cool-Tech 34700Z do these 95 ROBINAIR Manual Cool-Tech Recovery, Recycling, 34700z manual - Nov 13, 2012 robinair 34700z repair manual - Robinair Cool Tech 34700Z Recovery, 34700z manual Get free access to PDF Ebook Robinair Troubleshooting Manual for robinair cool tech 34700z repair. RA19614 Low Side 134A Gauge With Indicator Lens ACR2000 - Used to monitor the suction pressure of the vehicle being serviced. 120225 Robinair 1/4" O.D. Also available as a download PDF file when you check out. Includes installation instructions. 121829 Robinair 1/4-20 3/4" Pan Torx Screw (Each), 121829-PK5 Robinair 1/4-20 3/4" Pan Torx Screw (5 Pack). DDD provides supports and services to individuals diagnosed with one of the following developmental disabilities: DDD serves more than 40,000 people with developmental disabilities and their families throughout Arizona each year. We suggest replacing the manifold, upgrading to the new style solenoid technology. 5J KGsF_(jZ0!oSU3d+V8LZPv_. Use Google Cloud printing to print A/C service summary reports for customers or insurance companies. 3/8" High Pressure Tube 18" (each). See RA19998 For Inlet Solenoids and RA19997 For Oil inject Solenoid. Cool Tech 34700z High Pressure Unit Disabled. 0000141524 00000 n Skinner Solenoid Coil 115v coil that, when energized, opens solenoid valve.Robinair does not warrant any "RA" repair item not installed by an Authorized Service Center. z5hDIT [~I|wW^#ek0 5 endstream endobj 181 0 obj << /Type /Font /Subtype /Type1 /Encoding /WinAnsiEncoding /BaseFont /Helvetica-Bold >> endobj 182 0 obj 660 endobj 183 0 obj << /Filter /FlateDecode /Length 182 0 R >> stream Replaces 19823. You must verify that conditions and procedures do not jeopardize your personal safety. Meet all specifications for low permeation construction. NOTE: RA19819 Solenoid Rebuild KitRobinair does not warrant any "RA" repair item not installed by an Authorized Service Center. USE THE 34700Z UNIT WITH R-134a . Power Cord 15' Euro Colors Power Cord 15' Supplies main power to the unit. These are standard for some other vendors hoses as well. Meet all specifications for low permeation construction. HOSES MAY CONTAIN LIQUID REFRIGERANT UNDER PRESSURE. Customer Service / Tech Support 0000002335 00000 n 1/8" Black Nylon Tube, used to connect lowside and highside gauge to manifold block and connect oil drain block to drain. Century Tool & Equipment4013 S. Old Hwy 94St. Main Power Switch Controls the power between the power cord and the main board.Robinair does not warrant any "RA" repair item not installed by an Authorized Service Center. 2023 BOSCH AUTOMOTIVE SERVICE SOLUTIONS INC. Robinair vacuum pumps flyer - US and international models, Owners Manual 15120A -15121A Vacuum Pumps- Multilingual: English, French, German, Spanish, #122939 Rev. 0000148761 00000 n Discontinued See RA19997. 115 Volt Coil, stem and o-rings. Robinair Power Cord Bracket. Low-Side Gauge shows the A . 0000011681 00000 n Installs in minutes with torx type screws (not included). 4BW or. Compressor Start Kit for older style compressors (check service for applications) .Robinair does not warrant any "RA" repair item not installed by an Authorized Service Center. 0000006741 00000 n If necessary, obtain additional health. You must change the filter-drier to assure adequate moisture and contaminant removal. See additional plumbing retrofit kits noted for older style units.Robinair does not warrant any "RA" repair item not installed by an Authorized Service Center. [cfG-2b4{7sLb/% = The unit maintains 12 to 15 pounds of refrigerant in an internal vessel, and even signals when it's time to change the supply tank so no monitoring is needed. 1/8" female pipe connection back tap. Rebuilt Control Module 34700z User interface for controlling refrigerant recovery, recycling, recharging, and other functions of the unit. Robinair does not warrant any "RA" repair item not installed by an Authorized Service Center. Oil Inject Solenoid 120v. The unit is designed to recover, recycle, and, recharge only R-134a refrigerant. Price $3.29 Add To Cart 106845 Robinair Oil Injector Dip Tube 5/16 OD X 4.25 Long 740 psi working pressure, 3700 psi burst pressure.Robinair does not warrant any "RA" repair item not installed by an Authorized Service Center. 0000004006 00000 n Thanks for taking the time to watch our videos. Copyright 2022 Leaf Group Ltd. / Leaf Group Media, NYTECH Supply: SPX Robinair Operating Manual, Robinair HVAC Service Tools for Cars and Trucks: About Us. The Robinair 34998 Connected R-134A Machine recovers, recycles, evacuates, leak-tests and recharges R-134A with improved 98.5% efficiency unmatched by any competitor. Solenoid Rebuild Kit - Normally Closed Kit used to rebuild solenoid. 0000004584 00000 n . Easily cleaned for long life. Replace the filter-drier if the unit becomes increasingly ineffective at removing moisture and contaminants from an automobile's refrigerant. Always check for proper fittment on your specific unit.Robinair does not warrant any "RA" repair item not installed by an Authorized Service Center. Allows unit to dump waste oil recovered from vehicle. Pressure Relief Valve Safety valve on tank or internal storage vessel that opens if internal tank pressure exceeds 450psi. The process for requesting a reasonable modification can be found at, Arizona Adult Protective Services Action Plan, Find Out If You Are Eligible for Services, World Elder Abuse Awareness Day Conference, Senior Community Service Employment Program, Workforce Innovation and Opportunity Act (WIOA), New Contract for Home and Community Based Services (RFQVA DDD-2024), Tribal Health Program (THP) Information for AHCCCS Fee-for-Service Providers, Equal Opportunity and Reasonable Modification, Are under the age of six and at risk of having a Developmental Disability. I HAVE A ROBINAIR A/C MACHINE 34788-H THAT WILL NOT WORK ANYMORE KEEPS SENDING ERROR MESSAGE PRESSURE TOO HIGH . 28635 Mound Road Moisture degrades the oils purity, thinning it and reducing the pumps ability to reach a deep vacuum. rRVWrj~#TW'y>TW),S" . If the machine is doing recover theh follow the bellow steps.This is a common problem of Robinair 34700Z / 347002k .