2021 Prevost H3-45 TSBs
42 Technical Service Bulletins across 14 categories
Categories
Other
11 bulletinsThe gasket thickness was increased from 1.5 mm to 3 mm to prevent interference between the collar ends, which previously...
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made it impossible to reach the specified tightening torque. Increasing the gasket thickness ensures sufficient clearance between the collar ends and thus guarantees optimal tightening.
H3 LAVATORY FAN RETROFIT KIT
Prevost Driver Assist System Description.
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Revision A - EFFECTIVE ON H3-45 SERIES UP TO VEHICLE P-1452
Air Tanks Draining Sequence.
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Revision: A - Erroneous Secondary & Accessory tanks location.
Air Tanks Draining Sequence
TGW PROGRAMMING
H3 SERIES ENVIROCARE - IONS AIR SANITIZER
Communication letter from Accociate Administration for Enforcement, NHTSA From Prevost Subject Vehicle Brand: Prevost...
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(EWR#000650)
H3 SERIES ENVIROCARE - IONS AIR SANITIZER
LAVATORY FAN RETROFIT KIT Applicable for H3 Series coaches from R-1012 (1994) Revision A: Added installation detail at...
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step 8
H3 DRIVERS PARTITION LITE INSTALLATION
Suspension
4 bulletinsSway bar collars improvement.
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Revision A : Add front sway bar support replacement and change bolts lenght.
SWAY BAR COLLARS IMPROVEMENT
TAG AXLE HUB FLANGE - ALTERNATE CAP SCREW
RONT & TAG AXLE UNITIZED HUB BEARING END PLAY VERIFICATION AND REPLACEMENT
Steering
4 bulletinsSTEERING GATEWAY. Revision B - PIN 2 and 10 were inverted on connector A139
STEERING GATEWAY, revision A : Cancel watch dog removal from EFD part of the instruction
STEERING GATEWAY Revision A Cancel watch dog removal from EFD part of the instruction
STEERING GATEWAY schematic
Engine
4 bulletinsDiesel Exhaust Fluid ( DEF ) Contamination In Fuel System, Inspection And Repair From US10 to newer engine generation
INTRODUCING A NEW ENGINE COOLANT INTO PREVOST SERVICE CENTER NETWORK
Rev A: Mention added concerning DDC Series 60 engine SCA requirement
INTRODUCING A NEW ENGINE COOLANT INTO SERVICE
Lighting
3 bulletinsH3 SERIES LED HEADLAMPS RETROFIT
CANCEL OF XENON HEADLIGHT OPTION
UV LIGHTS INSTALLATION IN AC COMPARTMENT
HVAC & Climate
3 bulletinsCENTRAL HVAC MERV FILTERS INSTALLATION
An automated test is available to check the big HVAC superheat from the driver seat.
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This test is controlled by Multiplex, eliminating interventions and the need to take measures on the vehicle.
CENTRAL HVAC MERV FILTERS INSTALLATION REVA
Software & Calibration
2 bulletinsAir Tanks Draining Sequence.
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Revision: B - General Update
STORAGE AND STARTUP GUIDELINES : part number updates
Brakes
2 bulletinsBRAKE PEDAL SEAL PLATE INSTALLATION KIT
PREVOST AWARE ADAPTIVE CRUISE BRAKING (ACB) FLR20 RADAR SENSOR REPLACEMENT KIT Revision A: KIT IS13169-1 & IS13169-2...
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CANCELED, USE 145373 &145372
Hybrid & EV
2 bulletinsP20EE (diagnostic troubleshooting code) SOLUTION - NOX CONVERSION EFFICIENCY Rev E: expiration date removed
H3 SERIES ENVIROCARE - IONS AIR SANITIZER REV A
Body & Paint
2 bulletinsLAVATORY COMPARTMENT SLIDING DOOR LATCH IMPROVEMENT
PREVOST DRIVER ASSIST - WINDSHIELD REPLACEMENT EQUIPPED WITH CAMERA
Transmission
2 bulletinsVOLVO I-SHIFT TRANSMISSION REPLACEMENT - DIFFERENCE BETWEEN CONNECTIONS AT THE TOP OF THE OIL FILTER HOUSING
VOLVO I-SHIFT TRANSMISSION REPLACEMENT - DIFFERENCE BETWEEN CONNECTIONS AT THE TOP OF THE OIL FILTER HOUSING
Fuel System
1 bulletinOn the vehicles affected by this bulletin, the Vehicle Emission Control Information label must be replaced.
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Revision: B - Causal part changed, was 010352, becomes 85152363. No impact on procedure or parts involved.
Pre-Delivery & Maintenance
1 bulletinSTORAGE AND STARTUP GUIDELINES: Periodically, circumstances arise requiring operators to temporarily park a coach in storage.
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Whether it is a few weeks or several months, sporadic out of service times or a full stop, Prevost recommends following the guidelines in this document during times when: The coach can be operated on a regular/weekly basis while in storage. The coach will be in storage for an extended period without any operation. The coach will return to service following an extended period of downtime.
Infotainment
1 bulletinPREVOST DRIVER ASSIST SYSTEM CAMERA & HEAD-UP-DISPLAY INSTALLATION ON H3 SERIES