Tiffin Motorhomes ALLEGRO BREEZE Owner'S Manual Download

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I N S T R U M E N T S & C O N T R O L S

5-4

ANTILOCK BRAKE SYSTEM

LOW VOLTAGE

LOW AIR

WAIT TO START

LEFT TURN

RIGHT TURN

HIGH BEAM

JACKS DOWN

DPF STATUS

HIGH EXHAUST TEMP

OIL PRESSURE

HIGH COOLANT TEMP

LOW DEF LEVEL

CHECK INFO

STOP ENGINE

CHECK ENGINE

CHECK TRANSMISSION

PARK BRAKE

MALFUNCTION INDICATION LAMP

Summary of Contents for ALLEGRO BREEZE

Page 1: ...ngine exhaust exposes you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm Always start and operate the engine in a well ventilated area If in an enclosed area vent the exhaust to the outside Do not modify or tamper with the exhaust system Do not idle the engine except as necessary For more information go to www P65warnings ca gov diesel ...

Page 2: ...or home purchased depending on the options and models selected by the motorhome owner All items materials instructions and guidance described in this manual are as accurate as possible at the time of printing However because of Tiffin Motorhomes ongoing and dedicated commitment to excellence improvement of Tiffin motorhomes is a continuing process Consequently Tiffin Motorhomes reserves the right ...

Page 3: ...or some reason this is not possible or if you would like to call the manufacturers direct you can contact them at the following telephone numbers TIFFIN POWERGLIDE CHASSIS 256 356 0261 Please have your VIN ready COACH NET Nights and weekends 1 866 590 5937 CUMMINS ENGINE COMPANY 1 800 DIESELS 800 343 7357 ALLISON TRANSMISSIONS 1 800 524 2303 MICHELIN TIRE 800 TIRE HELP 800 847 3435 Visit our websi...

Page 4: ...ance 4 4 Aftertreatment Operation 4 5 Engine Indicator Lamps 4 7 Engine Starting 4 11 Cold Weather Starting 4 12 Engine Braking optional 4 12 Cruise Control 4 13 Engine Shutdown 4 14 Diagnostic Fault Codes 4 15 Towing Hitch 4 15 Chapter 5 Scheduled Maintenance Scheduled Maintenance Chart 5 2 Fluids 5 5 Lubrication Points 5 8 Maintenance Parts 5 13 Tiffin Assistance 5 14 Chapter 6 Pre Trip Inspecti...

Page 5: ...A L L E G R O R E D 3 4 0 P O W E R G L I D E C H A S S I S M A N U A L iii Chapter 9 Warranty Chassis Warranties 10 2 Chapter 10 Allegro Club Allegro Club Information 11 2 ...

Page 6: ...T I R E C A R E 1 1 TIRE CARE Chapter 1 ...

Page 7: ... handling of your vehicle An over inflated tire will also cause a harsh ride uneven tire wear and will be more susceptible to impact damage Keep in mind that the pressure rating on the side wall of your tire is the maximum pressure for that tire This is not necessarily the correct pressure for the tires when installed on your vehicle Maintaining the correct tire pressure for your vehicle s loaded ...

Page 8: ...5 100 105 110 Max Load per Tire KPA 480 520 550 590 620 660 690 720 760 Single LBS 3 875 4 070 4 300 4 440 4 620 4 805 4 975 5 150 5 205 5 205 Dual LBS 7 050 7410 7 720 8 080 8 410 8 820 9 050 9 370 9 610 4 805 Single KG 1 760 1 850 1 950 2 010 2 100 2 180 2 260 2 340 2 360 2 360 Dual KG 3 200 3 360 3 500 3 660 3 820 4 000 4 100 4 260 4 360 2 180 255 80 R22 5 LRG XRV Load per Wheel end 22 5 X 9 00...

Page 9: ...Recreational Vehicle Tire Guide NOTE Never reduce the air pressure in a hot tire REMEMBER For control of your RV it is critical that the tire pressure be the same on both sides of the axle Emissions and Fuel Efficiency Compliance Your chassis was designed and built with components including but not limited to low rolling resistance tires specifically designed and manufactured to exacting standards...

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Page 11: ...A L L I S O N T R A N S M I S S I O N O P E R A T I O N 2 1 Allison Transmission Operation Chapter 2 ...

Page 12: ...nsmission into neutral Bring the engine RPM to 1 700 2 000 RPM until the temperature drops down into the normal range This should occur in a relatively short period of time If the temperature gauge does not begin to drop stays in the red zone or continues to rise shut down the engine and allow it to cool After the engine is allowed to cool check the fluid level in the reservoir and add coolant if ...

Page 13: ...sion will not reach operating temperature until the coach has been driven for at least 15 miles Therefore it may be best to check transmission fluid level at the end of your driving day Transmissions do not consume fluid If your transmission shows to be low of fluid it should be inspected for leaks The dipstick is marked with temperature bands for a COLD and HOT fluid level check The fluid check m...

Page 14: ...A L L I S O N T R A N S M I S S I O N O P E R A T I O N 2 4 ...

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Page 16: ...B R A K E S Y S T E M 3 1 Brake System Chapter 3 ...

Page 17: ...PowerGlide chassis are also used as the parking brakes This provides you the holding power of two large drum brakes to prevent your coach from rolling even when fully loaded on a 20 grade A decrease in air pressure while driving will not cause an immediate loss of brakes If a significant leak develops in the air system at approximately 60 PSI you will be alerted by a lamp on the instrument panel a...

Page 18: ...ake The service brakes are air applied and spring released The park brake is spring applied and air released The brake system is equipped with automatic slack adjusters that avoid the need to manually adjust your brakes Each time you step on the brake pedal if adjustment is needed the adjusters will take up the slack ...

Page 19: ...B R A K E S Y S T E M 3 4 Compressed Air System ...

Page 20: ...B R A K E S Y S T E M 3 5 ...

Page 21: ...he primary and secondary tanks it displaces the area needed for air storage thus requiring that the tanks be drained periodically The air system is equipped with air tank drains conveniently located in the compartment with the DEF tank Each drain is attached to a different tank These drains should be opened regularly for a few seconds to remove any moisture trapped in the tanks Air Dryer The Tiffi...

Page 22: ...engine speed and thus vehicle speed The engine brake feature will only function when the driver turns the exhaust brake switch to the on position Once the switch is in the on position and the vehicle is moving faster than 8 k h 5 MPH the exhaust brake will operate when the driver removes pressure from the throttle pedal allowing the engine to see 0 throttle and 0 fuel delivery and taps the service...

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Page 24: ...s ISB Engine ________________________________________________________________________________________________________________________ Engine Model Advertised HP kW RPM Peak Torque LB FT N M RPM ISB6 7 340 340 254 2600 700 949 1600 Chapter 4 ...

Page 25: ...xhaust fluid DEF in the DEF tank The ATS is comprised of a diesel oxidation catalyst DOC and a diesel particulate filter DPF The DPF traps soot particles and exhaust heat converts the soot to ash in the DPF in a process called regeneration re gen The harder an engine works the better it disposes of soot When the engine is running under load and re gen occurs without input it is called passive re g...

Page 26: ...r park the vehicle near flammable objects while the HEST lamp is illuminated An illuminated DEF warning lamp indicates that the DEF tank should be refilled at the next opportunity This light will illuminate when the tank level is at approximately 10 o A blinking DEF warning lamp indicates the tank level has dropped to approximately 5 o A blinking DEF lamp along with the check engine lamp indicates...

Page 27: ...ervals of the DPF Cummins Inc recommends the use of a lubricating engine oil meeting Cummins Engineering Standard 20081 The use of oil meeting CES 20081 also requires the use of ultra low sulfur diesel fuel to maintain the specified oil drain interval without risk of engine damage Regeneration Regeneration is the process of converting the soot collected in the DPF into ash Under some operating con...

Page 28: ...e engine ECM will activate and de activate active regeneration as needed Active regeneration is largely transparent to the vehicle operator the vehicle operator may notice an increase in turbocharger noise during an active regeneration event and may notice that the high exhaust temperature lamp is illuminated if the vehicle is so equipped During active regeneration the exhaust temperature can be h...

Page 29: ...to warm the intake air prior to starting the engine The WAIT TO START lamp on time will vary depending on the ambient air temperature The WAIT TO START lamp is amber and looks similar to this Check Engine Lamp The CHECK ENGINE lamp illuminates when the engine needs to be serviced at the first available opportunity The CHECK ENGINE lamp is amber and looks similar to this Another function of the CHE...

Page 30: ...he MIL lamp is amber and looks similar to this Diesel Particulate Filter DPF Lamp The DPF lamp indicates when illuminated or flashing that the DPF needs to be regenerated The DPF lamp is amber and looks similar to this An illuminated DPF lamp indicates that the DPF needs to be regenerated at the next possible opportunity This can be accomplished by 1 Changing to a more challenging duty cycle such ...

Page 31: ...peeds and other conditions at which the lamp illuminates Refer to the OEM service manual for additional information regarding this lamp When this lamp is illuminated make sure the exhaust pipe outlet is not directed at any surface or material that will melt burn or explode o Keep the exhaust outlet away from people and anything that can burn melt or explode o Nothing within 0 6 m 2ft of the exhaus...

Page 32: ...NG or CHECK ENGINE lamp indicates that the DEF level has fallen below the initial derate level The engine power will be limited automatically This can be corrected by filling the DEF tank with diesel exhaust fluid NOTE It is recommended that the diesel exhaust fluid tank be filled completely full of diesel exhaust fluid in order to correct any fault conditions If the engine has been shut down idle...

Page 33: ...ummins engines NOTICE If a vehicle does not start on the first attempt make sure that the engine has completely stopped rotating before reapplying the starter switch Failure to do so can cause the pinion to release and re engage which could cause ring gear and starter pinion damage IMPORTANT Ring gear and starter pinion damage caused by improper starting procedures is not warrantable NOTICE Do not...

Page 34: ...d depends on the ambient temperature Once the Wait To Start lamp goes off turn the key to the start position If the engine doesn t start after 30 seconds of cranking turn the key to the off position and wait two minutes then repeat the starting procedure Once the engine is started let it run at idle for 3 to 5 minutes before driving If normal engine oil pressure doesn t show on the gauge within 15...

Page 35: ...ace Failure to follow this precaution could cause a collision or loss of vehicle control possibly resulting in personal injury death or property damage NOTICE Cruise control allows you to automatically control the speed of the vehicle above 32 MPH 50 km h Do not shift to Neutral N when using cruise control This will cause the engine to over speed which can damage the engine Cruise On Off Press the...

Page 36: ...rtain conditions that are outside of the normal operating parameters The ECM will log diagnostic fault information and illuminate the check engine light stop engine light or the malfunction indicator light to inform the operator of a problem It will also log diagnostic fault information in the form of numeric codes to assist a technician in troubleshooting the concern Diagnostic fault codes fall i...

Page 37: ...tech or the nearest Cummins authorized repair location for guidance on how you should proceed Towing The Allegro Bay is capable of towing typical motor vehicles or trailers up to 7 500 lbs The motor home is equipped with a towing hitch and associated wiring connector The total weight of the motor home and any vehicle towed must not exceed the Gross Combined Weight Rating GCWR When the motor home i...

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Page 39: ...S C H E D U L E D M A I N T E N A N C E 5 1 Scheduled Maintenance Chapter 5 ...

Page 40: ...proper adjustment lubricate w NGLI 2 grease Brake Hoses Whips Front Rear X Inspect for leaks cracking Cooling Systems A C Condenser Fins X Inspect for blockage and wash clean every 10k or as needed Charge Air Cooler Fins X Inspect for blockage and wash clean every 10k or as needed Fan Fan Shroud X Inspect for blockage and cracks Radiator Fins Grill X Inspect for blockage and wash clean every 10k o...

Page 41: ...ing Systems Steering Gear X Inspect mount bolts for looseness hydraulic hoses for leaks Steering Gear Pump X Inspect for hydraulic hose leaks at fittings Steering Shaft U Joints X Inspect for loose fasteners Steering Shaft Boot X Inspect for clearance between boot shaft lubricate w NGLI 2 grease Steering Fluid X Check fluid level and inspect for leaks Steering Fluid Change X Change fluid at 5 year...

Page 42: ...not mix with mineral oils Change fluid every 3 years or 50K miles 4 For best tire life and handling alignment of front axle is recommended every 15K miles 5 Factory filled with Allison approved TES 295 fluid To maintain these service intervals fluid must not be mixed with Dexron or other fluids 6 Total fluid capacity is 24oz Use only synthetic 75W90 oil Change every 3 years or 50K miles 7 Replace ...

Page 43: ...and other engine maintenance Engine Coolant The engine cooling system in your coach was factory filled with Old World Final Charge Global Nitrite Free Coolant Old World Final Charge Global is a fully formulated organic acid technology OAT coolant designed to protect all metals within the cooling system Do not mix or dilute the coolant in your coach with water or other non compatible coolants If yo...

Page 44: ...ar water It is recommended that you only use DEF certified by the American Petroleum Institute API in your vehicle Look for this symbol on the container or dispensing system to identify the fluid has been certified by the API DEF has a limited shelf life Normal shelf life is around 18 months if stored in a sealed container at temperatures between 23 F and 77 F DEF should not be stored in direct su...

Page 45: ...ax S6 A295 synthetic fluid Spirax S6 A295 is an Allison approved TES 295 fluid Allison approved TES 295 fluids extend both the service intervals and the warranty for your transmission Continued use of TES 295 fluid provides extended warranty coverage up to 5 years or 200 000 miles whichever occurs first Transmission fluid should be checked on a regular basis It is recommended to check fluid at the...

Page 46: ...T E N A N C E 5 8 Lubrication Points Drivers Side Front Lubrication Points 1 2 3 4 5 1 Upper Height Control Sensor Linkage Connection 2 Lower Height Control Sensor Linkage Connection 3 Upper Kingpin 4 Lower Kingpin 5 Tie Rod End ...

Page 47: ...M A I N T E N A N C E 5 9 Passenger Side Front Lubrication Points 1 2 3 4 5 1 Upper Height Control Sensor Linkage Connection 2 Lower Height Control Sensor Linkage Connection 3 Upper Kingpin 4 Lower Kingpin 5 Tie Rod End ...

Page 48: ...S C H E D U L E D M A I N T E N A N C E 5 10 Rear Suspension Lubrication Points Upper and Lower Height Control Sensor Linkage Connections ...

Page 49: ...S C H E D U L E D M A I N T E N A N C E 5 11 Rear Axle Lubrication Points 1 Rear Brake Camshaft Bracket 2 Automatic Slack Adjusters 1 2 ...

Page 50: ...S C H E D U L E D M A I N T E N A N C E 5 12 Main Driveshaft 1 Lubricate Each Universal Joint at Each Grease Fitting 1 1 ...

Page 51: ...ensor Cummins Filtration part FS1098 NO Tiffin part Secondary Fuel Filter Cummins Filtration part FF63009 Tiffin part 5059830 Engine Oil Filter Cummins Filtration part LF3970 NO Tiffin part Engine Air Filter Parker Racor 062891001 Tiffin part 5059543 Serpentine Belt Cummins part 3978294 NO Tiffin part ...

Page 52: ...ialists at Tiffin Motorhomes Inc 256 356 8661 Service Greg Dees Billy Payne extension 3862 Ricky Brown extension 3861 Parts Heath Thorne extension 3860 Mechanical Engineering Corbette Davis extension 2125 Electrical Engineering Chris Struzik extension 2363 Plant Manager Gary Harris extension 2288 Please have your Chassis VIN ready when you call ...

Page 53: ...S C H E D U L E D M A I N T E N A N C E 5 15 ...

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Page 55: ...P R E T R I P I N S P E C T I O N 6 1 Pre Trip Inspection Chapter 6 ...

Page 56: ...r and add Old World Final Charge Global coolant if necessary This reservoir can be found on the rear of your vehicle Check SCA supplemental coolant additive and freeze point every 6 months or sooner if coolant has been diluted with water Caution If the water temperature in your engine is greater than 120 degrees do not remove the radiator cap You could be severely burned Approximate COOLING SYSTEM...

Page 57: ...umes and cause an explosion in the air inlet system Once you have started the engine monitor your gauges carefully Make sure that the oil pressure rises within 15 seconds If it does not shut down the engine and call a repair facility to determine the cause Figure 6 1 Filter Restriction Indicator Check air filter restriction indicator Figure 6 1 Brand New Air Cleaner 10 to 12 of Vacuum Change the e...

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Page 59: ...I N S T R U M E N T S C O N T R O L S 5 1 Instruments Controls Chapter 5 ...

Page 60: ...Instrumentation Systems Graphical Data Interface Gauge GDIG This section briefly describes and illustrates the system 1 4N1 Gauge Front air Rear air Oil pressure Coolant temperature 2 Speedometer Instrument system controller for the Instrument Panel Assembly IPA Speedometer scale Two integral buttons for controlling the LCD Speedometer icons Figure 7 1 1 2 ...

Page 61: ...D CRUISE GREEN ON SOLID WATER IN FUEL AMBER ON SOLID MPH AMBER ON SOLID KMH AMBER ON SOLID Figure 7 1 Speedometer icons 3 3N1 Gauge Tachometer RPM Fuel tank levels for main fuel tank and generator Diesel Exhaust Fluid DEF level 4 Chameleon Warning Lamp Assembly Figures 7 2 and 7 3 Figure 7 2 Warning lamp assembly ...

Page 62: ...AKE SYSTEM LOW VOLTAGE LOW AIR WAIT TO START LEFT TURN RIGHT TURN HIGH BEAM JACKS DOWN DPF STATUS HIGH EXHAUST TEMP OIL PRESSURE HIGH COOLANT TEMP LOW DEF LEVEL CHECK INFO STOP ENGINE CHECK ENGINE CHECK TRANSMISSION PARK BRAKE MALFUNCTION INDICATION LAMP ...

Page 63: ...utton or turn the key switch off The Pre Drive Checklist is displayed immediately following the Tiffin Splash Screen each time the IPA is enabled Pre Drive Checklist Screens are easily identified by the Pre Drive Checklist title bar across the top of the screen in reverse video Each item in the list must be acknowledged by the operator by pressing either button on the DIG When acknowledged the scr...

Page 64: ...ntifying what is being displayed 3 The available Driver Information Screens are o Odometer Gear o Engine Load o Transmission Temperature o Fuel Economy o Engine RPM o Engine Hours o Battery Voltage Note The Odometer Gear Screen may not be disabled and is always available Other Driver Information Screens may be displayed or not displayed as desired by the driver The factory default setting is all D...

Page 65: ...he LCD ANIMATION menu item is highlighted shall toggle the LCD Animation State from ON to OFF or vice versa In the ON state a TIFFIN MOTORHOMES Splash Screen shall be displayed when the system is starting up and each time the operator scrolls between Drivers Information Screens In the OFF state these screens shall not be displayed o LCD SCREENS Pressing the Right Display Button SELECT while the LC...

Page 66: ... and their current input voltage expressed as an A D count From this screen pressing either Display Button shall bring up a screen that lists all of the digital inputs to the DIG and their current state expressed as either High or Low From this screen pressing either Display Button shall bring up a J1939 VEHICLE DATABUS Screen From this screen pressing either Display Button shall force a return to...

Page 67: ...o reset and return to normal operation Trip Reset and Average Fuel Economy You can reset your mileage for Trip 1 and Trip 2 With the odometer screen displayed press and hold left button to reset trip 1 press and hold the right button to reset trip 2 To reset the average fuel economy display the fuel economy screen Push and hold the left button to reset the average fuel economy reading Modes of Ope...

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Page 69: ...A I R S U P P L Y 8 1 Air Supply Chapter 8 ...

Page 70: ...t and run the engine at 1000 rpm during use These connections are on a pressure protected manifold no air will be available at these connections when tank air pressure is below 85psi Figure 8 1 Front Customer Air Supply Figure 8 2 Rear Customer Air Supply Manifold provided for auxiliary air source o Up to 120 psi o Quick connect fittings already installed at rear Can be used for o Air horn supply ...

Page 71: ...A I R S U P P L Y 8 3 ...

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Page 73: ...W A R R A N T Y 9 1 Warranty Chapter 9 ...

Page 74: ...res that conform at the time of sale with requirements of vehicle manufactures whose vehicles are designed to meet applicable 2014 2019 U S Environmental Protection Agency and National Highway Traffic and Safety Administration greenhouse gas and fuel efficiency standards and those tires are free from defects in material and workmanship which cause the vehicle to fail to conform with the vehicle ma...

Page 75: ...W A R R A N T Y 9 3 ...

Page 76: ...to receive notices about upcoming events You must be a current member of the Tiffin Allegro Club in order to participate in our very popular Tiffin rallies Rallies are usually four nights and include live entertainment informative seminars catered meals and social activities such as craft shows ice cream get togethers and swap meets As a thank you for your brand loyalty Tiffin Motorhomes often sen...

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