39Tire Inflation Systems

Performance Advantages: • The market leader for safety, fuel economy, longer tire life, reduced maintenance and increased uptime – with nearly two million tires protected • Maintains full tire pressure to compensate for typical tread punctures and slow leaks until the driver can have repairs made – for hundreds of miles if necessary • Faster payback − usually in less than one year • Now available with Meritor® ThermALERT™ wheel-end heat-sensor technology • Compatible with Meritor WABCO PLC Display for tractor-trailer communications as well as other telematic devices • Easy to install on new and existing trailers MERITOR® TIRE INFLATION SYSTEM (MTIS) BY P.S.I. WITH THERMALERT™ OPTION Qty. Per Tandem Kit Components 1 Control Box Bracket 1 Control Box Assembly 1 Nylon Air Tubing, 25 feet 1 Electrical Cable 1 Nylon Tie Straps, 25 Count 1 Trailer Light With Hardware 4 Thru-Tee Assemblies 4 Stators 4 ThermALERT™ Press Plugs with Alcohol Prep Wipe and Retaining Compound 4 Hose Assemblies - Inside Tires 4 Hose Assemblies - Outside Tires 1 Pressure Protection Valve (PPV) 1 Fitting And Hardware Kit 1 Labels I WARNING TO PREVENT SERIOUS EYE INJURY, ALWAYS WEAR SAFE EYE PROTECTION This Vehicle is Equipped With A Meritor Tire Inflation System (MTIS) t F ig ol h l t o en w t e h d h e i o n s st e ru s c ct a io n l n e s b a e k a lo n w w d m h a e y c n i a n u st s al e t lin he t g M ra T i I le S t r t i i r re e i s to d ti e on s at ys e w te he m h n t o h se e t s ra . N ile ot r i e t s p ha ar t i k m ed p . roperly r Ti O re I r c n al a l ( ti 8 o 00 n S ) 5 y 3 st 5 e -5 m M 560 a a M l 1 A 4 D P L E I at N T es H t R E U ev S is A io Fo M r A E d R di I ti T on O al I R™ nformation See Merito intenance Manu n. Check Port Hose 1. p M r e e a s s s u ur re e u t s ire in conventiona l a g i shown. s MERITOR’S MTIS is covered by one or more of the following U.S. Patents: see pressure gaug r e a 2 1. . H Us AN e a 7 D-T /1 IG 6 i H n T c E h w N t r h en e h ch t os o t e t ig o t ht h e e t n t ir h e v e h a o lv s e s e a te n a m d . 3. dit e ( io D na O N l HA O L T U F T S U E P RN L . I 4. Apply soapy water at the connections to test for leaks. ERS). 5. If a leak is found, disconnect the hose and reinstall per t 6. If the connection continues to leak, replace the hose. he instructions above and retest. Standard Hose TO MANUALLY CHECK TIRE PRESSURE: 2. 1. c D a isc p e o n n d n . ect tire hose at hub 3. P AIR RE 31284-00 REV. C GAU S G S E URE P U AIR RE RE G SS AUGE Measure tire pressure using conventional air pressure gauge. Re-attach hose at hub cap end and HAND-TIGHTEN knurled nut. MERITOR TIRE INFLATION SYSTEM RETROFIT KITS How to Specify Retrofit Kits: 1. Axle Manufacturer 2. Spindle Series (“N” - Tapered, Or “P” - Straight) 3. Dual Tires or Single Tire (SS) 4. Wheel Size 5. Number of Axles (Single, Tandem, Tridem, Quad) 6. Hub Material - Ductile Iron or Aluminum and if it’s a ConMet PreSet design 7. Appropriate Style of Hubcap 8. Desired Cold Tire Pressure Setting 9. Hubcap Type or Wheel End Lubrication Type Straight Spindle 31955 Series Holland Propar 31975 Series Meritor TP, TB (1998 and later), WP, Hendrickson HP - 2.75" 32405 Series Meritor TB (before 1998) - 2.95" 32595 Series Sudisa 12-R 32815 Series Dana P22, Hendrickson HP - 2.50" 61331 Series Meritor TL MTIS Part Number Designation: 31965 - 22 S - 17 Series - Axle Mfg/Spindle Type Axle Count 11 = Single Axle 22 = Tandem Axle 33 = Tri-Axle 44 = Quad-Axle Tapered Spindle 31924 Series Dana/Eaton D22 Solid Spindle 31935 Series Ingersol F22 31965 Series Meritor TN/TQ, RN/RQ, Hendrickson HN, Dana/Eaton D22 Hollow Spindle 32375 Series Holland Trade 32645 Series Sudisa 11-M MTIS Prepped Axles 32712 Series All Manufacturers (does not include Press Plugs and Stators) H2712 Series ThermALERT for All Manufacturers (does not include ThermALERT Press Plugs and Stators) Retrofit Kit Series: Only used if axle is equipped with Super Single Tire. Designation not needed with Dual Tires. Used only if wheel size is 17.50" or smaller. Designation not needed on larger wheel sizes. For 5 Axle Trailers: Order 1 pc. of a Quad-Axle Kit and 1 pc. of a Single Axle Kit or 1 pc. of a Tri-Axle Kit and 1 pc. of a Tandem Axle Kit.

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