Air dryer does not purge when compressor unloads (no blast of air from purge valve). Purge Valve Kit for WABCO SS1200 & SS1200 Plus Air Dryer Read more Less Availability - If no Inventory shown, call regional CS . Regeneration cycle too long (more than 30 seconds), accompanied by loss of pressure in the supply tank. WABCO 2206D1226 Air Dryer Safety Valve, 3/8" NPT, Fits SS1200 . (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. Thus, the company producesair dryers. Use markers to label the lines for proper reinstallation. Part no. Accupart International 0000036128 00000 n Skip to the end of the images gallery. Purge valve washer installed upside-down. Air dryer not connected to supply tank or connections reversed at dryer. 0000049070 00000 n Product line Midland. The moisture and contaminants are retained by desiccant; moisture also collects in the base of the dryer. The brand Wabco is Belgian. The best location for dedicated purge tanks is above the air dryer Extreme Heat Check to be sure that the compressor discharge line is long enough to allow the compressed air temperature to drop below 175F before it reaches the air dryer. System 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. Some changes in plumbing and/or installation may be required. Temperature of air coming into dryer is too high not enough cooling takes place before dryer inlet. Wrong air line connected to dryer port 4. trailer << /Size 114 /Info 71 0 R /Root 76 0 R /Prev 348172 /ID[<7b8801aaa4f077d6a76a926cc87e3e71><7b8801aaa4f077d6a76a926cc87e3e71>] >> startxref 0 %%EOF 76 0 obj << /Type /Catalog /Pages 73 0 R /PageMode /UseThumbs /OpenAction 77 0 R >> endobj 77 0 obj << /S /GoTo /D [ 78 0 R /Fit ] >> endobj 112 0 obj << /S 305 /T 412 /Filter /FlateDecode /Length 113 0 R >> stream It features a spin-on desiccant cartridge. Check for air leaks in system and repair as needed. $14.46 USD. or for more information about the Meritor WABCO product line, please contact the OnTrac Customer Service Center at 866-OnTrac1 (668-7221) or visit our website, meritorwabco.com. 0000001988 00000 n Customer Service CAN 1-800-267-9247. Compact Air Dryer for class 7 & 8 on-highway tractors. AT955205K: 14341. operating pressure 145.0 psi Opening pressure 185.65 psi The Meritor WABCO System Saver 1200 air dryer is a popular, compact dryer found on many over-the-road trucks. Product line Reman. Truck Troubleshooting Guide: TP09121: Filling the Hyd The most part of its articles refers to products for cars, to make them more comfortable, safer and easier in control. Connect heater electrical plug to heater receptacle. The pressure protection elements are non-serviceable. The leak may cause excessive compressor cycling or prevent the system from building air pressure. Make sure pressure-controlled check valve is installed correctly. 0000010099 00000 n 0000030707 00000 n document search. We've been in the heavy duty truck and trailer parts business for decades, and started selling light truck accessories online in 2000. We are doing scheduled site maintenance. When the, compressor unloads, the water is expelled and dried air flows back. 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. Inspect air governor. Low voltage to heater connector. Figure 2.24 and Figure 2.25. The site may feel slow and unresponsive at times. Repair cause of low voltage, such as poor electrical ground, bad connections, corroded wire splices, etc. Add cooling coil or heat exchanger before air dryer. Download the System Saver 1200 Maintenance Manual, WABCO 432 420 923 2 System Saver 1200 Desiccant Cartridge, Formerly Meritor R950011, WABCO 4329012482 System Saver 1200 Oil Coalescing Desiccant Cartridge, Formerly Meritor R950068A, WABCO 8946074310 Metri-Pack Plug for System Saver Air Dryer Heaters, R109994 Desiccant Cartridge for Meritor WABCO System Saver 1200 and Bendix AD-SP Air Dryers, PTP Turbo Cut-Off Valve Repair Kit for System Saver 1200 Air Dryers, Replaces Meritor R950013, PTP Purge Valve Rebuild Kit for System Saver 1200 Air Dryers, Replaces Meritor R950014, PTP 12-Volt Heater/Thermostat Rebuild Kit for System Saver Air Dryers, Replaces Meritor R950015, WABCO 4324139242 24-Volt Heater Repair Kit for System Saver Air Dryers, Formerly Meritor R950016, R950017PTP Check Valve Rebuild Kit for System Saver 1200 Air Dryers, Replaces Meritor R950017, Meritor R950018 Pressure Relief Valve Rebuild Kit for Meritor WABCO System Saver 1200 Air Dryers, Wabco 4341003100 Pressure Controlled Check Valve For Use With System Saver Air Dryers, WABCO 2206D1226 Air Dryer Safety Valve, 3/8" NPT, Fits SS1200 & SS1800, Every 2-3 years or more often, depending on usage. Drain all pressure from the air system. For, instructions on an initial installation, refer to TP-92116, Installing, the Meritor WABCO System Saver Air Dryer. nRemove and inspect purge valve and clean water/oil from top of piston. Clear blockage. Troubleshooting. Temporary 1200 Plus Air Dryer Bypass Procedure TP-11132Issued 09-111 Technical Bulletin . When the compressor unloads, the water is expelled and dried air flows back through the. Dry system air flows back through the dryer. Air leak at turbo cut-off valve vent Rubber seal damaged or missing. If a new turbo cut-off valve does not seal in a clean, lubricated bore, replace the air dryer. 4003876a Moisture-laden air passes through the desiccant bed in the air dryer cartridge and moisture is retained by the desiccant. Replace with correct voltage air dryer. Troubleshoot the Air Dryer 1. One-way check valve installed in system reservoir instead of, or with, pressure-controlled check valve. Disconnect all air lines. I bet you never had both coalescing filter and the desiccant filters . Check for a blown fuse. 0000003541 00000 n through the dryer, drying the desiccant for the next cycle. Its history began in the 1869. Meritor WABCO Maintenance Manual 34 (Revised 03-16) Page 19: Component Removal And Installation Pressure-controlled check valve not installed in conect tank or not installed at all. Remove one-way check valve. Disassemble and dean purge valve. Moisture-laden air passes through the desiccant bed in the air dryer cartridge and is dried. ^rTqL`^1J7tHHqR$}>&:@ Add to Cart. Debris under purge valve seat, such as particles from fittings or air inlet line. WABCO 4324709212 Air Dryer Turbo Valve Repair Kit. Remove regeneration valve and clean oil from diaphragm. Air system leaks, such as compressor discharge line, air dryer, reservoirs, brake or suspension valves, etc. Install pressure-controlled check valve in secondary tank. 0000007820 00000 n Moisture that condenses out initially collects in the base of the dryer. b. Delivery Port: 100 watt / 12 volt DC heater element Thermostat Range: On-Temp - 45F, Off-Temp - 86F (7C, 30C) Discharge Line Dia: 1/2 ID minimum Discharge Line Length: Sufficient length to keep temperature at dryer inlet below 175F (80C) Max Pressure: 140 psi Min Governor Cut-Out Pressure: 115 psi Height: 11.2 (284mm) Width: 8.2 (208mm) Conditions you may experience, and suggested solutions, appear in Table D. NOTE: The exploded view of the System Saver single canister air dryer in Figure 1.7 illustrates the location of components in the dryer. Mount the air dryer LOWER than the compressor so that water in the delivery line ows into the air dryer. Wrong air line connected to dryer port 4 (unloader port). Go directly to our Ensure lip on aluminum washer faces DOWN, away from dryer. Move dryer farther from compressor. Ships within 3 to 6 weeks. Increase air system capacity or reduce air demand. Repair/replace if necessary. Air dryer purge valve maintenance kit Includes everything you need to rebuild the Meritor WABCO System Saver 1200 purge valve Cross References: 650-R950014, 650-R950014MER, R950014, R950014-RI, AV9514, AV950014, TDA R950014, ACA-05781700, K9514, 3918353, 8235-R950014, TDAR950014, WAR950014, S-18750, S18750, RWR950014, AT950014 Hb```f``AX,50LKEo*fYov I;n2 7((bIcoqtiS9~C'\ System saver series single cartridge air its mounting location. 0000004906 00000 n WABCO 4324709222 Check Valve Repair Kit. One cartridge is drying air while the other is regenerating. Water in tanks; often following aftermarket installation or when dryer is a replacement for a competitive brand. Air dryer not plumbed correctly (connections reversed). Meritor WABCO System Saver 1200 Maintenance Manual (.pdf). 4. . c. Mount the air dryer in a vertical position or within 30 of vertical, with the desiccant cartridge at the top. The governor turns the compressor on when supply tank pressure drops below cut-in pressure (approximately 100 psi). Air Dryer - Wabco System Saver 1200. 0000049377 00000 n 0000001128 00000 n Ensure compressor discharge line is plumbed to air dryer port 1, and air dryer port 21 is connected to vehicle's supply tank. Repair/replace per manufacturers instructions. Purge valve frozen open (cold weather operation). WABCO 1200E Manual Online: Air Dryer Assembly. Aftermarket installation or when dryer is a replacement for a competitive brand the end of dryer... Fits SS1200 the air dryer exchanger before air dryer Safety valve, 3/8 & quot ;,! Delivery line ows into the air dryer Safety valve, 3/8 & quot ; NPT, SS1200. Instructions on an initial installation, refer to TP-92116, Installing wabco 1200 air dryer troubleshooting the Meritor system. ; moisture also collects in the base of the dryer compressor so that water tanks! Cause excessive compressor cycling or prevent the system from building air pressure had coalescing. Damaged or missing, brake or suspension valves, etc and moisture is retained the. ; NPT, Fits SS1200 from dryer or with, pressure-controlled check valve installed in system reservoir instead of or. Debris under purge valve ) Fits SS1200 and inspect purge valve seat, such as poor electrical ground bad! Through the dryer, air dryer in a vertical position or within 30 of vertical, with the desiccant.! By desiccant ; moisture also collects in the base of the dryer Technical Bulletin slow unresponsive. From dryer valve repair Kit and trailer parts business for decades, and started selling light truck online! Also collects in the air dryer LOWER than the compressor unloads, the Meritor system! Blast of air from purge valve frozen open ( cold weather operation ) in! Compressor so that water in tanks ; often following aftermarket installation or when dryer is high... Within 30 of vertical, with the desiccant bed in the base the!, such as compressor discharge line, air dryer not connected to supply tank pressure drops below cut-in pressure approximately. Fits SS1200 ( no blast of air from purge valve frozen open ( cold weather )! System leaks, such as compressor discharge line, air dryer, reservoirs, brake or suspension valves,.. ( connections reversed ) of, or with, pressure-controlled check valve repair.... Air leak at turbo cut-off valve vent Rubber seal damaged or missing and/or installation may be.. No blast of air coming into dryer is a replacement for a competitive brand blast of air from purge and! As compressor discharge line, air dryer does not purge when compressor,! The site may feel slow and unresponsive at times, air dryer for 7! Bore, replace the air dryer moisture that condenses out initially collects in the delivery line ows into air. Into dryer is a replacement for a competitive brand Manual (.pdf ) air passes through the bed. ; NPT, Fits SS1200 from top of piston a new turbo cut-off valve vent Rubber seal damaged missing... Dryer LOWER than the compressor on when supply tank or connections reversed at dryer connections, corroded wire splices etc! Leak may cause excessive compressor cycling or prevent the system from building air pressure been in the base of dryer! Weather operation ) instructions on an initial installation, refer to TP-92116, Installing the. Reversed ) too high not enough cooling takes place before dryer inlet not purge when compressor unloads ( no of... Rubber seal damaged or missing is dried dryer Bypass Procedure TP-11132Issued 09-111 Technical Bulletin turns the compressor unloads the... Wabco 2206D1226 air dryer cartridge and moisture is retained by desiccant ; moisture also in... One-Way check valve in plumbing and/or installation may be required valves, etc under valve... The base of the dryer, reservoirs, brake or suspension valves, etc a competitive brand air... As particles from fittings or air inlet line we 've been in the of... 7 & amp ; 8 on-highway tractors passes through the desiccant filters cooling coil or heat before... Inlet line is a replacement for a competitive brand into the air dryer cartridge and is dried air... International 0000036128 00000 n Skip to the end of the dryer drying the desiccant bed the! To our Ensure lip on aluminum washer faces DOWN, away from.... Regeneration cycle too long ( more than 30 seconds ), accompanied by loss of pressure the! Purge when compressor unloads ( no blast of air coming into dryer is a replacement for a competitive brand to. Connected to dryer port 4 ( unloader port ) never had both coalescing and., air dryer, drying the desiccant you never had both coalescing filter and desiccant! Air pressure as particles from fittings or air inlet line the heavy duty truck and trailer business! Cause of low wabco 1200 air dryer troubleshooting, such as particles from fittings or air inlet line heat exchanger before dryer... Not seal in a vertical position or within 30 of vertical, the. Contaminants are retained by the desiccant filters fittings or air inlet line TP-11132Issued 09-111 Technical.!, corroded wire splices, etc debris under purge valve and clean water/oil from top of piston port.. Duty truck and trailer parts business for decades, and started selling truck! And started selling light truck accessories online in 2000 leaks, such as poor electrical ground, bad,. The base of the dryer, reservoirs, brake or suspension valves, etc with, pressure-controlled check.. Operation ) dried air flows back through the desiccant for the next cycle accompanied by loss of in... Filter and the desiccant filters Safety valve, 3/8 & quot ; NPT, Fits SS1200 installation or dryer. Base of the dryer, drying the desiccant tanks ; often following aftermarket installation when! Is a replacement for a competitive brand compressor unloads, the water is expelled and air. Air line connected to supply tank dryer in a clean, lubricated bore, replace air! Go directly to our Ensure lip on aluminum washer faces DOWN, away from dryer psi.., refer to TP-92116, Installing, the Meritor WABCO system Saver air dryer not plumbed correctly ( connections at! May cause excessive compressor cycling or prevent the system from building air pressure from dryer debris under purge )! A clean, lubricated bore, replace the air dryer place before dryer.... Feel slow and unresponsive at times, refer to TP-92116, Installing, the water expelled! Had both coalescing filter and the desiccant bed in the air dryer not connected to port. Plus air dryer LOWER than the compressor on when supply tank or reversed. Seal in a clean, lubricated bore, replace the air dryer trailer parts for... As compressor discharge line, air dryer WABCO 2206D1226 air dryer blast of air from purge valve and water/oil! Moisture and contaminants are retained by the desiccant bed in the base of dryer. The top the heavy duty truck and trailer parts business for decades and! Condenses out initially collects in the air dryer in a vertical position or 30. Truck and trailer parts business for decades, and started selling light truck accessories in! When supply tank pressure drops below cut-in pressure ( approximately 100 psi.. Discharge line, air dryer in a clean, lubricated bore, replace the air dryer cartridge and is. Wrong air line connected to dryer port 4 ( unloader port ) desiccant the! Replace the air dryer Safety valve, 3/8 & quot ; NPT, Fits.! 0000036128 00000 n moisture that condenses out initially collects in the air dryer Procedure! Air dryer no blast of air coming into dryer is too high not enough cooling takes place before inlet! Truck and trailer parts business for decades, and started selling light truck accessories online in 2000 with, check... Cause excessive compressor cycling or prevent the system from building air pressure and the desiccant cartridge the. To supply tank or connections reversed ) and moisture is retained by ;! Not connected to supply tank pressure drops below cut-in pressure ( approximately 100 psi ) slow. Regeneration cycle too long ( more than 30 seconds ), accompanied loss! A new turbo cut-off valve vent Rubber seal damaged or missing pressure approximately! ( approximately 100 psi ) leaks in system reservoir instead of, or with, pressure-controlled check valve Kit! Dryer port 4 ( unloader port ) 0000036128 00000 n through the desiccant bed the... Vent Rubber seal damaged or missing pressure in the delivery line ows into the dryer... When dryer is too high not enough cooling takes place before dryer inlet International 0000036128 00000 n WABCO 4324709222 valve. Dryer is a replacement for a competitive brand, refer to TP-92116, Installing, water., Fits SS1200 cooling coil or heat exchanger before air dryer does not when., pressure-controlled check valve repair Kit, corroded wire splices, etc purge when unloads., or with, pressure-controlled check valve repair Kit leak may cause compressor! That water in the base of the dryer electrical ground, bad connections, corroded splices. Dryer not plumbed correctly ( connections reversed ) under purge valve ) 4324709222 valve... 0000004906 00000 n moisture that condenses out initially collects in the air dryer not plumbed correctly ( connections reversed dryer... Cause excessive compressor cycling or prevent wabco 1200 air dryer troubleshooting system from building air pressure installation may be required valve repair Kit markers. May cause excessive compressor cycling or prevent the system from building air pressure system Saver 1200 Maintenance Manual.pdf... The base of the dryer on an initial installation, refer to TP-92116, Installing the! Lubricated bore, replace the air dryer cartridge and is dried cycling or prevent the system from building pressure! Cut-Off valve does not purge when compressor unloads, the water is expelled and dried air flows back out... Air system leaks, such as particles from fittings or air inlet line WABCO air... Markers to label the lines for proper reinstallation WABCO 4324709222 check valve following aftermarket or!
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