wabco 1200 air dryer troubleshooting
0000004906 00000 n Make sure governor to dryer port 4 line is free of water/oil. 0000001225 00000 n Air flows out of purge valve entire time compressor is unloaded. We'll need a part number from your existing air dryer. 0000030729 00000 n What reasons? 0000001763 00000 n Water builds up quite quickly when you don't have the dryer. Wabco air dryer troubleshooting table for error detection and correction is represented below. I change the purge valve, but that didn't help. Since then, we switched our online focus to the area where we really shine, heavy duty truck and trailer parts, and have gained happy customers all over the world. (See the Maintenance Manual link above) 0000003541 00000 n
Spin-on Oil coalescing desiccant cartridge. f
Replace the air dryer. 0000001383 00000 n
Integrated purge volume and governor. %%EOF
Go directly to our WebWABCO SS 1200UP Air Dryer Includes Oil Coalescing Filter Cartridge ID Tag Number: 432 421 033 0 Operating Temperature Range: -40F to +175F (-40C, 80C) 100 watt / 12 volt DC heater element Thermostat Range: On-Temp - 45F, Off-Temp - 86F (7C, 30C) Discharge Line Dia: 1/2" ID minimum 0000001713 00000 n
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Disassemble and dean purge valve. 66 0 obj
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New WABCO SS1200 Air Dryer. 0000001523 00000 n
Suspension Controls. 15 39
Customer Service CAN. Air line between governor and air dryer port 4 kinked or plugged. 0000008976 00000 n
Check and replace pressure-controlled check valve as needed. Moisture-laden air passes through the desiccant bed in the air dryer cartridge and is dried. Alcohol evaporator installed between dryer and supply tank. Literature on Demand offers easy access to Meritor's latest product, technical and training information. Be sure to select the correct power source for the air dryer model. 0000001076 00000 n
Repair cause of low voltage, such as poor electrical ground, bad connections, corroded wire splices, etc. 0000152113 00000 n
Availability - If no Inventory shown, call regional CS. 
You'll usually run into a plumbing nightmare when switching air dryers. Wrong voltage air dryer used; i.e., 12-volt air dryer used in a 24-volt system. Remove cartridge and clean dryer sump area. Air line between governor and air dryer port 4 kinked or plugged. endstream endobj startxref 0000049169 00000 n Cookie Policy | trailer During system pressure build-up, compressed air passes into the air dryer where the filter system removes contaminants and passes the air into the drying stage. One thing to never do is have a wabco rebuilt. 0000006454 00000 n 0000008575 00000 n No airflow from purge valve after initial purge blast (dryer decompression). WebThe System Saver 1200 Series single-cartridge air dryer dries compressed air during the loaded cycle and regenerates (dries) the desiccant bed during the regeneration phase, which occurs when the compressor unloads. Each kit contains a two-wire harness which supplies power to the unit. 2 Years Part# 650-R950015. Since then, we switched our online focus to the area where we really shine, heavy duty truck and trailer parts, and have gained happy customers all over the world. Remove and inspect purge valve and clean water/oil from top of piston. Air leak at turbo cut-off valve vent Rubber seal damaged or missing. Moisture that condenses out initially collects in the base of the dryer. You can find it on the metal ID tag, and it will look like 432 431 016 0. Its history began in the 1869. 0000155893 00000 n
If I could find it for 3 bills I wouldn't hesitate. Cross References: RWABK118, SRWABK118, SRWABK118NX, TDAR955205, 8235R955205, 4324130010 Purge Valve Kit for WABCO SS1200 & SS1200 Plus Air Dryer. Increase air system capacity or reduce air demands. Discussion in 'Volvo Forum' started by silver dollar, May 27, 2016. 
The Meritor WABCO System Saver 1200 air dryer is a popular, compact dryer found on many over-the-road trucks. 0
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Frequency varies with engine speed. Dessicant saturated. 0000082990 00000 n
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Haven't been able to find one anywhere. It features a spin-on desiccant cartridge. 0000008151 00000 n
Ensure dryer purges when compressor unloads, Weekly, or as recommended by vehicle manufacturer, Drain purge tank (dedicated purge tank dryers), Check for moisture in the system tanks by opening the drain cock. 0000023162 00000 n
WebPB19028 - WABCO Service Parts Catalog: Technical Bulletin: TP97101 - System Saver Single Cartridge Air Dryer: Maintenance Manual: MM34 - Single Cartridge Air Dryers: Sales Publication: SP18022 - Air Dryer Cartridges Brochure: Sales Publication: SP0993 - System Saver Air Dryers: Xpress Facts: Air Systems Product Information
Wrong air line connected to dryer port 4. Disassemble and clean purge valve. 0000003221 00000 n
$300 and a new air dryer later problem was solved. 
It will loose down to 60 psi in about 45 minutes, and is completly depleted in about 1.5 hours. Outlet check valve not seating. Rapid spitting of air from purge valve in small amounts. Repair leaks. 0000002177 00000 n 0000155527 00000 n hbbd```b``3dd LHC ,DjHF&@lI &H6_]y`>a@1v>nc`; #{
One-way check valve installed in supply tank. This back flow dries the desiccant, preparing it for the next cycle. <<8506EC8DDFD00545A0007D8BFE54846C>]/Prev 169983>>
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If you are servicing a Meritor WABCO System Saver Series Single Air Dryer, use Maintenance Manual 34. Verify proper dryer installation per system diagram. The governor turns the compressor on when supply tank pressure drops below cut-in pressure (approximately 100 psi). Not only does ABS keep wheels grounded, but it helps to prevent lock-up; skidding; and losing control of vehicles.This outlet check valve kit contains a calculated volume of .49686 and works with SS 1200 and SS 1800 air dryers.This product's warranty may 0000058401 00000 n
properly. Only way I found it was fueling on a rainy day. Repair/replace if necessary. 
Sign up to receive all the latest product news. 0000038578 00000 n
WebThe System Saver 1000 and 1200 Series air dryers are available in 12- or 24-volt models; each has a 100-watt heater. Hb```f``AX,50LKEo*fYov I;n2 7((bIcoqtiS9~C'\ 0000001128 00000 n
Purge valve frozen open (cold weather operation).
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WebSystem Saver HP-Air Dryer with a material number 4324803410 is available. Replace outlet check valve. USA 34 standard packs in stock. WebRepair or replace. Wabco air dryer troubleshooting table for error detection and correction is represented below. 3 Years WebProduct line Midland. If no oil or other contaminants are present, replace regeneration valve assembly. Move dryer farther from compressor. 0000057882 00000 n
WebRepair kits, parts and components for rebuilding Wabco air dryers on trucks, trailers, busses, tractors and other heavy vehicles. Air dryer purges too often, perhaps as frequently as every 15 seconds, accompanied by excessive cycling of the compressor. 36>I4X1ax=d;"L
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WebSystem Saver 1200 Plus Series Air Dryers CONDITION POSSIBLE CAUSE SOLUTION Air dryer purges too often, perhaps as frequently as every 15 seconds, accompanied by excessive cycling of the compressor. 
h[OJ>:] Pressure-controlled check valve properly installed, but one-way check valve not removed. 10 psi is taken from supply and secondary tanks. inspector found it but he didn't write it up. Part# 650-R950014. 0000000016 00000 n
Volvo AMT Repair Solutions. 0000038969 00000 n
Wrong air line connected to dryer port 4 (unloader port). 1-5 Months OptiFlow - Aerodynamics. Every month 400 people find a job with the help of TruckersReport. Water, oil, or sludge in air system tanks.
4003876a Moisture-laden air passes through the desiccant bed in the air dryer Using the wrong voltage can cause malfunction and even damage the unit. 
Holset E-type compressor used, but no Econ valve installed. Extreme Cold Make sure that the air dryer heater is functioning by doing a heater resistance test. d"o! r+0*S~-Z[7?cc3V
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(48 pages), Manual will be automatically added to "My Manuals", Other Publications Related to Meritor WABCO System, Section 2: Component Removal and Installation, Operational Test for System Saver Series Air Dryers, Pressure-Controlled Check Valve Test - Regeneration Style Only, Section 5: Appendix II - Application Info, System Saver Series Installation Criteria, Section 6: Appendix III - Special Applications, Combo Tank Installation for Regeneration-Style Air Dryers, Meritor WABCO System Saver Series Single Cartridge Air Dryer Component Replacement Guide - Dedicated Purge, Meritor WABCO System Saver Series Single Cartridge Air Dryer Component Replacement Guide, Section 7: Appendix IV - Exploded View of System Saver 1200 Plus Series Air Dryer, 45 Section 7: Appendix IV - Exploded View of, Section 8: Appendix V - Temporary Air Dryer Bypass, Section 9: Appendix VI - Exploded View of, Page 18: Section 2: Component Removal And Installation, Page 19: Component Removal And Installation, Page 24: Pressure-Controlled Check Valve (Pccv), Page 28: Section 3: Troubleshooting And Testing, Page 36: Pressure-Controlled Check Valve Test - Regeneration Style Only, Page 38: Section 4: Appendix I - Glossary, Page 39: Section 5: Appendix Ii - Application Info, Page 40: System Saver Series Installation Criteria, Page 41: Section 6: Appendix Iii - Special Applications, Page 45: Combo Tank Installation For Regeneration-Style Air Dryers, Page 47: Meritor Wabco System Saver Series Single Cartridge Air Dryer Component Replacement Guide - Dedicated Purge, Page 48: Meritor Wabco System Saver Series Single Cartridge Air Dryer Component Replacement Guide, Page 49: Section 7: Appendix Iv - Exploded View Of System Saver 1200 Plus Series Air Dryer, Page 50: Section 8: Appendix V - Temporary Air Dryer Bypass, Page 51: Section 9: Appendix Vi - Exploded View Of. D SStWix =)yc;k|;\lTgN'\/H'r/I/fqk=?E9XG*E]96 J_;'*|O^^ -nz6
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When the compressor unloads, the water is expelled and dried air flows back through the. WebFind many great new & used options and get the best deals for Meritor WABCO 432 470 100 0 System Saver Plus Air Dryer at the best online prices at eBay! Block the wheels to prevent the vehicle from moving. trailer
Park the vehicle on a level surface. 
Install the new braided line from the loop to the dryer. To begin your search, simply click on LOD or enter keywords or publication number into the search box below. For new installations, you will need to determine the compressor's rating in CFM and whether you need a 12-volt or 24-volt heater/thermostat. Anti-Lock Braking System (ABS) Electronic Braking System (EBS) Conventional Braking Components. By checking this box and clicking the "Send me job offers" button below, I represent that I: By checking this box and clicking the "Send me job offers" button below. WebDetailsProduct DescriptionABS is an important component of any heavy-duty truck's braking system. )Q Li%^P?3vBLHE23{og~9\3qY =d.X0Y2O Thought I would have to bypass it at the scales this week. 0000099549 00000 n
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1x4> WebSaver 1200 Plus Air Dryers without the turbo cut-off valve. WebSYSTEM SAVER 1200 PLUS MCP Figure 1.4 How the Air Dryer Works During system pressure build-up, compressed air passes into the air dryer where the filter system removes contaminants and passes the air into the drying stage. 0000036615 00000 n
I've got a wabco dryer as well had the same problem finally got to the point where it would purge constantly my fix was finally getting frustrated one night and smacking the air dryer with a hammer and it broke the pop off valve out. Lip seal installed upside-down on piston.
The governor turns the compressor off when the system reaches its cut-out pressure (approximately 120 psi). Customer Service CAN 1 Lip must face UP (towards dryer). WebSystem Saver Twin Parts/Troubleshooting Document System Saver Twin Installation Instructions Ordering a Meritor WABCO System Saver Twin air dryer We'll need a part number from your existing air dryer. 0000003424 00000 n Manufacturer: Meritor WABCO. hb``e``Sa`e`b @16700L9V03"ujddsttt00ett4us;'b]:?GC Check for a blown fuse. Repair or replace wiring to heater. Voltage: 12 Volts DC. Lightweight. Inspect compressor per manufacturers instructions.
Download: WABCO Air dryer.pdf. 
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Compressed air travels into the air dryer at the inlet port: Moisture-rich air and contaminants travel into the desiccant cartridge. I left mine bypassed for about 2 weeks last winter while I waited for a new dryer to show up. There should be no water traps (low points) in the line before or after the air dryer.
`` 3;M\. dryer must be replaced). Air dryer not plumbed correctly (connections reversed). 
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WABCO 8946074310 Metri-Pack Plug for System Saver Air Dryer Heaters, WABCO 4324330360 Twin Air Dryer, 12-Volts, 1.0 mm Orifice, WABCO 4324319242 Twin Cartridge System Saver Purge Valve Repair Kit, Formerly Meritor R955047. iPad keeps turning on and off. 0000155087 00000 n
Air dryer not connected to supply tank or connections reversed at dryer. Read and observe all Warning and Caution hazard alert messages in this publication. I give my express consent authorizing TruckersReport and its. 0000151731 00000 n
High air system demands during compressor unloaded cyde. 0000002435 00000 n
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Cut-out pressure never achieved by air compressor. If no leaks in system, check compressor output. Check fuse and replace with 8-10 amp fuse Broken wires or poor connections. Privacy | System Saver Twin air dryers are designed for trucks with high air use requirements.
0000031557 00000 n Replace. I don't worry much about it anymore. If replacing an existing SS1200 air dryer, you can find the model number on the metal tag. d|gb^|Qu #Q PTP 12-Volt Heater/Thermostat Rebuild Kit for System Saver Air Dryers, Replaces Meritor R950015. Terms |
0000158876 00000 n 0000020675 00000 n We've been in the heavy duty truck and trailer parts business for decades, and started selling light truck accessories online in 2000. ] rDL-I_My2ddNCm>};$:Pwup"+x&Z CZu8~OZ{y}%RH9SsiV,&py4kXpo[XNuvG}AL%i>x&hzBs|TMe~wp0aG~H'?!bCTuZb|)Rl0DZf5\\{U+#& 5x>pon{D5}8tf9!AA b>WP&Y5=-f:;p0T#\5g{JWQH> 0000001741 00000 n