7400 750 005 Douille de Compresseur pour Camion
7400 750 005
Résumé
Douille de compresseur pour systèmes de freinage à air haute performance. Conçue pour assurer une transmission fiable du mouvement dans les compresseurs des véhicules lourds tels que Freightliner, Kenworth et Peterbilt. Compatible avec les moteurs Caterpillar et Detroit Diesel.
| Code EAN | 8699031053080 |
|---|
Prêt à commander
Description
La douille de compresseur est un composant essentiel pour l'intégrité du système de freinage à air des véhicules lourds. Elle joue un rôle crucial dans la transmission mécanique nécessaire au fonctionnement optimal du compresseur, assurant ainsi la génération d'air comprimé indispensable au freinage et aux autres fonctions pneumatiques du châssis.
Cette pièce est compatible avec une large gamme de véhicules industriels, notamment les modèles Freightliner Columbia et Cascadia, Kenworth T800 et W900, ainsi que Peterbilt 379 et 389. Elle s'adapte parfaitement aux moteurs Caterpillar C15, C13, C7 et Detroit Diesel Series 60 ou DD15, garantissant une performance constante sous fortes contraintes.
Pour une installation réussie, il est recommandé de vérifier l'état des autres composants du kit de réparation du compresseur. Le remplacement doit être effectué par un technicien qualifié en respectant les spécifications d'assemblage pour éviter toute fuite d'air ou vibration excessive dans le circuit pneumatique.
Consultez la liste de compatibilité.
Cette pièce est compatible avec une large gamme de véhicules industriels, notamment les modèles Freightliner Columbia et Cascadia, Kenworth T800 et W900, ainsi que Peterbilt 379 et 389. Elle s'adapte parfaitement aux moteurs Caterpillar C15, C13, C7 et Detroit Diesel Series 60 ou DD15, garantissant une performance constante sous fortes contraintes.
Pour une installation réussie, il est recommandé de vérifier l'état des autres composants du kit de réparation du compresseur. Le remplacement doit être effectué par un technicien qualifié en respectant les spécifications d'assemblage pour éviter toute fuite d'air ou vibration excessive dans le circuit pneumatique.
Consultez la liste de compatibilité.
Produits Associés
Produits utilisés dans
Véhicules utilisés
| Marque | Modèle | Type de modèle | Moteur |
|---|---|---|---|
| BENDIX | |||
| BLUE BIRD | All American | ISC | |
| BLUE BIRD | All American | ISL9 | |
| BLUE BIRD | Vision | ISB | |
| BLUE BIRD | Vision | ISC | |
| BLUE BIRD | Vision | ISL9 | |
| BMC | |||
| CATERPILLAR | |||
| CATERPILLAR | C11 | ||
| CATERPILLAR | C13 | ||
| CATERPILLAR | C15 | ||
| CATERPILLAR | C18 | ||
| CATERPILLAR | C7 | ||
| CATERPILLAR | C9 | ||
| CUMMINS | |||
| CUMMINS | 6BT5.9 | ||
| CUMMINS | 6CT8.3 | ||
| CUMMINS | C50 | ||
| CUMMINS | ISB | ||
| CUMMINS | ISB6.7 | ||
| CUMMINS | ISC | ||
| CUMMINS | ISC8.3 | ||
| CUMMINS | ISL | ||
| CUMMINS | ISM | ||
| CUMMINS | ISX | ||
| CUMMINS | ISX15 | ||
| CUMMINS | L | ||
| CUMMINS | M | ||
| CUMMINS | M11 | ||
| CUMMINS | N | ||
| CUMMINS | N14 | ||
| CUMMINS | QSB | ||
| CUMMINS | QSB6.7 | ||
| CUMMINS | QSC8.3 | ||
| CUMMINS | QSL9 | ||
| CUMMINS | QSM11 | ||
| CUMMINS | QSX15 | ||
| CUMMINS | X12 | ||
| CUMMINS | X15 | ||
| DETROIT DIESEL | |||
| DETROIT DIESEL | 60 SERIES | ||
| DETROIT DIESEL | DD13 | ||
| DETROIT DIESEL | DD15 | ||
| DETROIT DIESEL | DD16 | ||
| DETROIT DIESEL | S60 | ||
| DETROIT DIESEL | SERIES 60 | ||
| DONGFENG | Kinland | ISC | |
| DONGFENG | Tianjin | ISC | |
| FORD | AT9513 | N14 | |
| FORD | Cargo | ISB | |
| FORD | CF700 | ISB | |
| FORD | F700 | ISB | |
| FORD | L8000 | N14 | |
| FORD | L9000 | N14 | |
| FORD | LT9000 | N14 | |
| FORD | LTL9000 | N14 | |
| FORD | LTLA9000 | N14 | |
| FREIGHTLINER | |||
| FREIGHTLINER | 108SD | ISL9 | |
| FREIGHTLINER | 108SD | X12 | |
| FREIGHTLINER | 114SD | DETROIT DIESEL DD13 | |
| FREIGHTLINER | 114SD | DETROIT DIESEL DD15 | |
| FREIGHTLINER | 114SD | ISL9 | |
| FREIGHTLINER | 114SD | ISX15 | |
| FREIGHTLINER | 114SD | X12 | |
| FREIGHTLINER | 122SD | DETROIT DIESEL DD13 | |
| FREIGHTLINER | 122SD | DETROIT DIESEL DD15 | |
| FREIGHTLINER | 122SD | DETROIT DIESEL DD16 | |
| FREIGHTLINER | 122SD | ISX15 | |
| FREIGHTLINER | Argosy | ISX15 | |
| FREIGHTLINER | Argosy | N14 | |
| FREIGHTLINER | ARGOSY | DETROIT DIESEL S60 | |
| FREIGHTLINER | ARGOSY | DETROIT DIESEL SERIES 60 | |
| FREIGHTLINER | CASCADIA | CATERPILLAR C15 | |
| FREIGHTLINER | CASCADIA | DETROIT DIESEL DD13 | |
| FREIGHTLINER | CASCADIA | DETROIT DIESEL DD15 | |
| FREIGHTLINER | CASCADIA | DETROIT DIESEL DD16 | |
| FREIGHTLINER | CASCADIA | DETROIT DIESEL S60 | |
| FREIGHTLINER | CASCADIA | DETROIT DIESEL SERIES 60 | |
| FREIGHTLINER | Cascadia | ISX15 | |
| FREIGHTLINER | Cascadia | X12 | |
| FREIGHTLINER | Century Class | ISM | |
| FREIGHTLINER | Century Class | ISX15 | |
| FREIGHTLINER | Century Class | N14 | |
| FREIGHTLINER | CENTURY CLASS | CATERPILLAR C13 | |
| FREIGHTLINER | CENTURY CLASS | CATERPILLAR C15 | |
| FREIGHTLINER | CENTURY CLASS | DETROIT DIESEL DD15 | |
| FREIGHTLINER | CENTURY CLASS | DETROIT DIESEL S60 | |
| FREIGHTLINER | CENTURY CLASS | DETROIT DIESEL SERIES 60 | |
| FREIGHTLINER | CLASSIC XL | DETROIT DIESEL S60 | |
| FREIGHTLINER | CLASSIC XL | DETROIT DIESEL SERIES 60 | |
| FREIGHTLINER | Classic | ISX15 | |
| FREIGHTLINER | Classic | N14 | |
| FREIGHTLINER | COLUMBIA | CATERPILLAR C13 | |
| FREIGHTLINER | COLUMBIA | CATERPILLAR C15 | |
| FREIGHTLINER | COLUMBIA | DETROIT DIESEL DD15 | |
| FREIGHTLINER | COLUMBIA | DETROIT DIESEL S60 | |
| FREIGHTLINER | COLUMBIA | DETROIT DIESEL SERIES 60 | |
| FREIGHTLINER | CORONADO | CATERPILLAR C15 | |
| FREIGHTLINER | CORONADO | DETROIT DIESEL DD13 | |
| FREIGHTLINER | CORONADO | DETROIT DIESEL DD15 | |
| FREIGHTLINER | CORONADO | DETROIT DIESEL DD16 | |
| FREIGHTLINER | CORONADO | DETROIT DIESEL S60 | |
| FREIGHTLINER | CORONADO | DETROIT DIESEL SERIES 60 | |
| FREIGHTLINER | FL50 | ISB | |
| FREIGHTLINER | FL60 | ISB | |
| FREIGHTLINER | FL60 | ISC | |
| FREIGHTLINER | FL60 | ISM | |
| FREIGHTLINER | FL70 | ISC | |
| FREIGHTLINER | FL70 | ISM | |
| FREIGHTLINER | FL80 | ISC | |
| FREIGHTLINER | FL80 | ISM | |
| FREIGHTLINER | FLC112 | ISM | |
| FREIGHTLINER | FLD112 | ISM | |
| FREIGHTLINER | FLD120 | DETROIT DIESEL S60 | |
| FREIGHTLINER | FLD120 | DETROIT DIESEL SERIES 60 | |
| FREIGHTLINER | FLD120 | ISM | |
| FREIGHTLINER | FLD120 | ISX15 | |
| FREIGHTLINER | FLD120 | N14 | |
| FREIGHTLINER | FS-65 | ISB | |
| FREIGHTLINER | FS-65 | ISC | |
| FREIGHTLINER | M2 106 | CATERPILLAR C7 | |
| FREIGHTLINER | M2 106 | ISB | |
| FREIGHTLINER | M2 106 | ISC | |
| FREIGHTLINER | M2 106 | ISL9 | |
| FREIGHTLINER | M2 112 | DETROIT DIESEL DD13 | |
| FREIGHTLINER | M2 112 | ISC | |
| FREIGHTLINER | M2 112 | ISL9 | |
| FREIGHTLINER | M2 112 | X12 | |
| FREIGHTLINER | MT45 | ISB | |
| FREIGHTLINER | MT55 | ISB | |
| FREIGHTLINER | Next Gen Cascadia | ISX15 | |
| GILLIG | Low Floor | ISC | |
| GILLIG | Low Floor | ISL9 | |
| GILLIG | Low Floor | ISM | |
| GILLIG | Phantom | ISC | |
| GILLIG | Phantom | ISM | |
| IC BUS | CE Series | ISB | |
| IC BUS | CE Series | ISC | |
| IC BUS | CE Series | ISL9 | |
| IC BUS | RE Series | ISC | |
| IC BUS | RE Series | ISL9 | |
| INTERNATIONAL | 4000 SERIES | CATERPILLAR C7 | |
| INTERNATIONAL | 4300 | ISC | |
| INTERNATIONAL | 4400 | ISC | |
| INTERNATIONAL | 4900 | ISM | |
| INTERNATIONAL | 7400 | ISC | |
| INTERNATIONAL | 9200 | DETROIT DIESEL 60 SERIES | |
| INTERNATIONAL | 9200 | DETROIT DIESEL S60 | |
| INTERNATIONAL | 9200 | DETROIT DIESEL SERIES 60 | |
| INTERNATIONAL | 9200I | CATERPILLAR C13 | |
| INTERNATIONAL | 9200I | CATERPILLAR C15 | |
| INTERNATIONAL | 9400 | DETROIT DIESEL 60 SERIES | |
| INTERNATIONAL | 9400 | DETROIT DIESEL S60 | |
| INTERNATIONAL | 9400 | DETROIT DIESEL SERIES 60 | |
| INTERNATIONAL | 9400I | CATERPILLAR C13 | |
| INTERNATIONAL | 9400I | CATERPILLAR C15 | |
| INTERNATIONAL | 9400i | N14 | |
| INTERNATIONAL | 9900I | CATERPILLAR C13 | |
| INTERNATIONAL | 9900I | CATERPILLAR C15 | |
| INTERNATIONAL | 9900i | ISM | |
| INTERNATIONAL | 9900i | ISX15 | |
| INTERNATIONAL | 9900i | N14 | |
| INTERNATIONAL | HX520 | ISX15 | |
| INTERNATIONAL | HX620 | ISX15 | |
| INTERNATIONAL | LoneStar | ISX15 | |
| INTERNATIONAL | LT | ISX15 | |
| INTERNATIONAL | PAYSTAR | CATERPILLAR C15 | |
| INTERNATIONAL | ProStar | ISX15 | |
| INTERNATIONAL | Transtar | N14 | |
| KENWORTH | C500 | CATERPILLAR C11 | |
| KENWORTH | C500 | CATERPILLAR C13 | |
| KENWORTH | C500 | CATERPILLAR C18 | |
| KENWORTH | C500 | ISX15 | |
| KENWORTH | C500 | N14 | |
| KENWORTH | C509 | ISX15 | |
| KENWORTH | K100E | N14 | |
| KENWORTH | K200 | ISX15 | |
| KENWORTH | T170 | ISB | |
| KENWORTH | T2000 | CATERPILLAR C13 | |
| KENWORTH | T2000 | ISM | |
| KENWORTH | T2000 | ISX15 | |
| KENWORTH | T270 | ISB | |
| KENWORTH | T300 | CATERPILLAR C7 | |
| KENWORTH | T300 | ISC | |
| KENWORTH | T300 | N14 | |
| KENWORTH | T370 | ISB | |
| KENWORTH | T370 | ISC | |
| KENWORTH | T370 | ISL9 | |
| KENWORTH | T440 | ISC | |
| KENWORTH | T440 | ISL9 | |
| KENWORTH | T440 | X12 | |
| KENWORTH | T470 | ISC | |
| KENWORTH | T470 | ISL9 | |
| KENWORTH | T470 | X12 | |
| KENWORTH | T600 | CATERPILLAR C11 | |
| KENWORTH | T600 | CATERPILLAR C13 | |
| KENWORTH | T600 | CATERPILLAR C15 | |
| KENWORTH | T600 | DETROIT DIESEL 60 SERIES | |
| KENWORTH | T600 | DETROIT DIESEL S60 | |
| KENWORTH | T600 | DETROIT DIESEL SERIES 60 | |
| KENWORTH | T600 | ISX15 | |
| KENWORTH | T600A | ISM | |
| KENWORTH | T600A | N14 | |
| KENWORTH | T610 | ISX15 | |
| KENWORTH | T659 | ISX15 | |
| KENWORTH | T660 | CATERPILLAR C15 | |
| KENWORTH | T680 | ISX15 | |
| KENWORTH | T680 | X12 | |
| KENWORTH | T800 | CATERPILLAR C11 | |
| KENWORTH | T800 | CATERPILLAR C13 | |
| KENWORTH | T800 | CATERPILLAR C15 | |
| KENWORTH | T800 | CATERPILLAR C9 | |
| KENWORTH | T800 | DETROIT DIESEL 60 SERIES | |
| KENWORTH | T800 | DETROIT DIESEL S60 | |
| KENWORTH | T800 | DETROIT DIESEL SERIES 60 | |
| KENWORTH | T800 | ISM | |
| KENWORTH | T800 | ISX15 | |
| KENWORTH | T800 | N14 | |
| KENWORTH | T880 | ISL9 | |
| KENWORTH | T880 | ISX15 | |
| KENWORTH | T880 | X12 | |
| KENWORTH | T909 | ISX15 | |
| KENWORTH | W900 | CATERPILLAR C11 | |
| KENWORTH | W900 | CATERPILLAR C13 | |
| KENWORTH | W900 | CATERPILLAR C15 | |
| KENWORTH | W900 | DETROIT DIESEL 60 SERIES | |
| KENWORTH | W900 | DETROIT DIESEL S60 | |
| KENWORTH | W900 | DETROIT DIESEL SERIES 60 | |
| KENWORTH | W900 | ISM | |
| KENWORTH | W900 | ISX15 | |
| KENWORTH | W900 | N14 | |
| KENWORTH | W900S | CATERPILLAR C9 | |
| KENWORTH | W990 | ISX15 | |
| MACK | Anthem | ISX15 | |
| MACK | TITAN | CATERPILLAR C15 | |
| MAN | |||
| MCI | D4505 | ISX15 | |
| MCI | D4505 | X12 | |
| MCI | J4500 | ISX15 | |
| MCI | J4500 | X12 | |
| MERCEDES BENZ | |||
| NABI | 40-LFW | ISM | |
| NEW FLYER | D40LF | ISC | |
| NEW FLYER | D40LF | ISL9 | |
| NEW FLYER | D40LF | ISM | |
| NEW FLYER | D60LF | ISM | |
| NEW FLYER | Xcelsior XD40 | ISL9 | |
| NEW FLYER | Xcelsior XD60 | ISL9 | |
| NOVA BUS | LFS | ISL9 | |
| ORION BUS | Orion V | ISM | |
| ORION BUS | Orion VII | ISL9 | |
| ORION BUS | Orion VII | ISM | |
| PETERBILT | 325 | ISB | |
| PETERBILT | 330 | ISB | |
| PETERBILT | 330 | ISC | |
| PETERBILT | 335 | ISB | |
| PETERBILT | 335 | ISC | |
| PETERBILT | 337 | ISC | |
| PETERBILT | 337 | ISL9 | |
| PETERBILT | 348 | ISC | |
| PETERBILT | 348 | ISL9 | |
| PETERBILT | 348 | X12 | |
| PETERBILT | 357 | CATERPILLAR C9 | |
| PETERBILT | 357 | ISM | |
| PETERBILT | 357 | ISX15 | |
| PETERBILT | 357 | N14 | |
| PETERBILT | 367 | ISX15 | |
| PETERBILT | 377 | ISM | |
| PETERBILT | 377 | ISX15 | |
| PETERBILT | 377 | N14 | |
| PETERBILT | 378 | DETROIT DIESEL 60 SERIES | |
| PETERBILT | 378 | DETROIT DIESEL S60 | |
| PETERBILT | 378 | DETROIT DIESEL SERIES 60 | |
| PETERBILT | 378 | ISM | |
| PETERBILT | 378 | ISX15 | |
| PETERBILT | 378 | N14 | |
| PETERBILT | 379 | CATERPILLAR C11 | |
| PETERBILT | 379 | CATERPILLAR C13 | |
| PETERBILT | 379 | CATERPILLAR C15 | |
| PETERBILT | 379 | DETROIT DIESEL 60 SERIES | |
| PETERBILT | 379 | DETROIT DIESEL S60 | |
| PETERBILT | 379 | DETROIT DIESEL SERIES 60 | |
| PETERBILT | 379 | ISM | |
| PETERBILT | 379 | ISX15 | |
| PETERBILT | 379 | N14 | |
| PETERBILT | 387 | CATERPILLAR C13 | |
| PETERBILT | 387 | CATERPILLAR C15 | |
| PETERBILT | 388 | CATERPILLAR C15 | |
| PETERBILT | 389 | CATERPILLAR C13 | |
| PETERBILT | 389 | CATERPILLAR C15 | |
| PETERBILT | 389 | ISX15 | |
| PETERBILT | 520 | ISL9 | |
| PETERBILT | 520 | X12 | |
| PETERBILT | 535 | ISL9 | |
| PETERBILT | 536 | ISL9 | |
| PETERBILT | 537 | ISL9 | |
| PETERBILT | 548 | ISL9 | |
| PETERBILT | 548 | X12 | |
| PETERBILT | 567 | ISX15 | |
| PETERBILT | 567 | X12 | |
| PETERBILT | 579 | ISX15 | |
| PETERBILT | 579 | X12 | |
| PREVOST | H3-45 | ISX15 | |
| PREVOST | X3-45 | ISX15 | |
| RAM (DODGE) | 2500 | ISB | |
| RAM (DODGE) | 3500 | ISB | |
| RAM (DODGE) | 4500 | ISB | |
| RAM (DODGE) | 5500 | ISB | |
| STERLING | A-LINE | CATERPILLAR C11 | |
| STERLING | A-LINE | CATERPILLAR C13 | |
| STERLING | A9500 | DETROIT DIESEL 60 SERIES | |
| STERLING | A9500 | DETROIT DIESEL S60 | |
| STERLING | A9500 | DETROIT DIESEL SERIES 60 | |
| STERLING | A9500 | ISM | |
| STERLING | A9500 | N14 | |
| STERLING | ACTERRA | CATERPILLAR C7 | |
| STERLING | AT9500 | DETROIT DIESEL 60 SERIES | |
| STERLING | AT9500 | DETROIT DIESEL S60 | |
| STERLING | AT9500 | DETROIT DIESEL SERIES 60 | |
| STERLING | L-LINE | CATERPILLAR C11 | |
| STERLING | L-LINE | CATERPILLAR C13 | |
| STERLING | L-LINE | CATERPILLAR C7 | |
| STERLING | L7500 | ISM | |
| STERLING | L7500 | N14 | |
| STERLING | LT9500 | DETROIT DIESEL 60 SERIES | |
| STERLING | LT9500 | DETROIT DIESEL S60 | |
| STERLING | LT9500 | DETROIT DIESEL SERIES 60 | |
| STERLING | LT9500 | ISM | |
| STERLING | LT9500 | N14 | |
| THOMAS BUILT BUSES | Saf-T-Liner C2 | ISB | |
| THOMAS BUILT BUSES | Saf-T-Liner C2 | ISC | |
| THOMAS BUILT BUSES | Saf-T-Liner C2 | ISL9 | |
| THOMAS BUILT BUSES | Saf-T-Liner HDX | ISC | |
| THOMAS BUILT BUSES | Saf-T-Liner HDX | ISL9 | |
| VOLKSWAGEN | Constellation | ISB | |
| VOLKSWAGEN | Delivery | ISB | |
| VOLVO | ACL | N14 | |
| VOLVO | VNL 300 | ISX15 | |
| VOLVO | VNL 400 | ISX15 | |
| VOLVO | VNL 740 | ISX15 | |
| VOLVO | VNL 760 | ISX15 | |
| VOLVO | VNL 860 | ISX15 | |
| VOLVO | VNX 300 | ISX15 | |
| VOLVO | VNX 400 | ISX15 | |
| VOLVO | VNX 740 | ISX15 | |
| VOLVO | WG | N14 | |
| WABCO | |||
| WESTERN STAR | 4700 | DETROIT DIESEL DD13 | |
| WESTERN STAR | 4700 | ISL9 | |
| WESTERN STAR | 4700 | X12 | |
| WESTERN STAR | 47X | DETROIT DIESEL DD13 | |
| WESTERN STAR | 47X | X12 | |
| WESTERN STAR | 4800 | ISX15 | |
| WESTERN STAR | 4900 | CATERPILLAR C13 | |
| WESTERN STAR | 4900 | CATERPILLAR C15 | |
| WESTERN STAR | 4900 | DETROIT DIESEL 60 SERIES | |
| WESTERN STAR | 4900 | DETROIT DIESEL DD13 | |
| WESTERN STAR | 4900 | DETROIT DIESEL DD15 | |
| WESTERN STAR | 4900 | DETROIT DIESEL DD16 | |
| WESTERN STAR | 4900 | DETROIT DIESEL S60 | |
| WESTERN STAR | 4900 | DETROIT DIESEL SERIES 60 | |
| WESTERN STAR | 4900 | ISM | |
| WESTERN STAR | 4900 | ISX15 | |
| WESTERN STAR | 4900 | N14 | |
| WESTERN STAR | 4964 | DETROIT DIESEL 60 SERIES | |
| WESTERN STAR | 4964 | DETROIT DIESEL S60 | |
| WESTERN STAR | 4964 | DETROIT DIESEL SERIES 60 | |
| WESTERN STAR | 4964 | ISM | |
| WESTERN STAR | 4964 | N14 | |
| WESTERN STAR | 49X | DETROIT DIESEL DD15 | |
| WESTERN STAR | 49X | DETROIT DIESEL DD16 | |
| WESTERN STAR | 49X | ISX15 | |
| WESTERN STAR | 5700XE | DETROIT DIESEL DD13 | |
| WESTERN STAR | 5700XE | DETROIT DIESEL DD15 | |
| WESTERN STAR | 5700XE | DETROIT DIESEL DD16 | |
| WESTERN STAR | 5700XE | ISX15 | |
| WESTERN STAR | 57X | DETROIT DIESEL DD13 | |
| WESTERN STAR | 57X | DETROIT DIESEL DD15 | |
| WESTERN STAR | 57X | DETROIT DIESEL DD16 | |
| WESTERN STAR | 57X | ISX15 | |
| WESTERN STAR | 6900 | CATERPILLAR C15 | |
| WESTERN STAR | 6900 | ISX15 |
FAQ
À quoi sert une douille de compresseur ?
Elle assure la liaison mécanique nécessaire au bon fonctionnement du compresseur de frein à air, permettant la compression efficace de l'air pour le système pneumatique.
Quels types de véhicules sont compatibles ?
Cette pièce convient aux véhicules lourds tels que les camions Freightliner, Kenworth, Peterbilt, International et Western Star équipés de moteurs adaptés.
Peut-on utiliser cette pièce avec un moteur Detroit Diesel ?
Oui, elle est compatible avec les systèmes utilisant des moteurs Detroit Diesel comme les séries DD13, DD15 ou Series 60.
Comment savoir si la douille doit être remplacée ?
Une perte de pression constante ou des bruits anormaux au niveau du compresseur peuvent indiquer une usure des composants internes comme la douille.