Garniture de porte FAW: Le 8 MSU critiques pour un sans faille, Cabine silencieuse

Bienvenue dans cette analyse approfondie de Garniture de porte FAW (Assemblée 685). C'est le complet, multi-component interior “peau” pour la porte d'entrée FAW’ (Assemblée 683) sur le FAW Jiefang CA4251P66K24T1A3E5 6×4 tracteur semi-remorque diesel. This is the primary Human-Machine Interface (IHM) pour le conducteur, un critique “logique” assembly that performs three functions:

1. **Logique ergonomique:** It houses all driver controls, including the window switches/handle, the ‘Inner Handle Cover’ (5102043-B27), and the door speaker.

2. **Logique NVH:** Il fait office de finale “barrière acoustique” et “anti-hochet” damper, isolating the driver from road noise and vibration.

3. **Logique d'étanchéité:** It works with the ‘Waterproof Membrane’ (683) and ‘Dust Seal’ (8102087-B27) to protect the cab interior from water and dust.

Ce guide expert est essentiel pour les techniciens de cabine, spécialistes des collisions, et gestionnaires de pièces. Nous déconstruirons l'ensemble Garniture de porte FAW assemblage dans son 8 Unité minimale utilisable distincte (MSU) genres. Nous analyserons le “coquille” logique structurelle (the skin and its welded subframe), la critique “window sweep” logique d'étanchéité (MSU 7), et le “sans danger pour les polymères” anti-vibration fastener logic (MSU 3, 6, 8) designed for a rattle-free life.

Cœur 1: Le “Clamshell” Logique structurelle (MSU 1 & 2) (Le “Plus long” Module)

Le corps principal du Garniture de porte FAW est un “coquille” conception, consisting of a structural “squelette” (MSU 1) and a visible “peau” (MSU 2).

1. MSU 1: '…Trim Panel Mounting Plate Assy’ (6101415-A01 / 6101420-A01)

C'est le “squelette” de la Garniture de porte FAW. C'est le grand, unseen structural mounting plate that bolts *directly* to the ‘Front Door Welded Assy’ (Assemblée 683, MSU 1).

Le “logique” of this component is to be the rigid “châssis” for all the door’s mechanical parts. The heavy ‘Window Lifter Assy’ (Assemblée 683, MSU 5) bolts directly to *this* plate, not to the flexible outer “peau.” Ce “logique de montage” ensures the window regulator has a solid, non-flexing foundation to operate from, which is why the parts list from Assembly 683 (Q2360612) and this assembly all tie together. It provides the core rigidity for the entire Garniture de porte FAW.

2. MSU 2: '…Door Trim Panel Welded Assy’ (Multiple P/Ns)

C'est le “peau” de la Garniture de porte FAW. C'est le grand, 3D-molded polymer panel that the driver sees and touches. Le “ensemble soudé” name implies it is constructed from multiple pieces of polymer, ultrasonically welded together to form a single, robust component (Par exemple, the main panel + the armrest + the map pocket).

Esthétique & HMI Logic: Ce MSU “logique” is to be the primary Human-Machine Interface (IHM). It is molded from a durable, scuff-resistant, and easy-to-clean polymer (like TPO or ABS). It is textured (“grained”) to reduce glare and provide a high-quality feel. It contains the precision cutouts for the ‘Inner Handle Cover’ (MSU 5) and the window switches (for electric models) or ‘Handle Assy’ (for manual models, Assemblée 683, MSU 6).

Logique NVH: This panel is also a critical “acoustic damper.” Le “logique” of its thick, multi-wall construction is to absorb in-cab noise (comme la radio) and block road/tire noise, preventing the cab from being an “chambre d'écho.” It works with the ‘Waterproof Membrane’ (683) and the ‘Dust Seal’ (MSU 7) to complete the door’s NVH and sealing package.

Cœur 2: Le “Window Sweep” Logique d'étanchéité (MSU 7)

The ‘Left/Right side door dust seal’ (8102087-B27 / 8102088-B27) is one of the most critical MSUs in the Garniture de porte FAW. C'est le “window sweep” ou “dew wipe”—the horizontal seal that the ‘Door Glass’ (683) slides against.

“Dual-Seal” Logique: This component has a “dual-seal logic,” with a soft, flocked (fuzzy) lip on the *inside* and a hard, Caoutchouc EPDM “squeegee” lip on the *outside*.

1. Water/Dust Logic: L'extérieur “squeegee” est le “logique” of protection. It scrapes water, glace, and dust off the glass *as it retracts*, preventing this debris from being pulled down *inside* the door shell, where it could damage the ‘Window Lifter’ (683).

2. Logique NVH: The inner “flocked” seal is the “logique” of silence. It provides a soft, à faible friction “guide” for the glass. Ce “anti-hochet” logic holds the glass steady, l'empêchant de “cliquetis” ou “vibrant” when driving or when the door is slammed.

En tant que MSU, this is a high-wear item. The flocking wears off, and the rubber hardens and cracks from UV exposure, leading to wind noise and a “bruyant” fenêtre.

Cœur 3: Le “Finition & IHM” Logique (MSU 4 & 5)

Ce groupe de MSU forme le “high-touch” et “finition” composants du Garniture de porte FAW.

MSU 5: '…Inner Handle Cover’ (6102043-B27 / 6102044-B27): C'est le “bezel” ou “surround” for the interior door release latch. C'est “logique” is to be a durable, high-touch, and scuff-resistant part. Il fournit un nettoyage, “fini” look, hiding the mounting hardware and the hole for the door latch cable.

MSU 4: ‘Block cover-door trim’ (6102033-B27 / 6102034-B27): C'est un “garnish” ou “filler” morceau. C'est “logique” is purely aesthetic. C'est un petit, molded cap designed to “bloc” ou “couverture” a visible mounting bolt or access hole (likely for the ‘Armrest Assembly’ 642). Ce “logique” of hiding fasteners is key to the Garniture de porte FAW‘s modern, clean appearance.

Cœur 4: Le “Anti-hochet” Logique de fixation (MSU 3, 6, 8)

Le Garniture de porte FAW is held on by a “double logique” fastener system designed to be strong *and* silent.

MSU 8: ‘Clip-door trim panel’ (6102046-A46) – Quantité 14: These are the *primary* fasteners. They are nylon “push-pin” ou “fir tree” clips. Leur “logique” est de fournir un “doux” monter. The plastic clip “isolates” the hard plastic trim panel (MSU 2) from the hard metal door shell (MSU 1). Ce “NVH isolation” la logique est la #1 defense against high-frequency “bourdonner” et “hochet” bruits.

MSU 3 & 6: '…Vis combinée’ (Q2360625F6, Q2360616F6) – Quantité 8 total: These are the *secondary* fasteners. Leur “logique” is to provide high-strength “serrage” force at key structural points (like the armrest and handle) where a plastic clip would fail.

Le “Combinaison” (combinaison) la logique est essentielle. These screws have a captive, pre-attached lock washer. Ce “anti-vibration” la logique fournit une tension constante, preventing the screw from *ever* vibrating loose and falling *inside* the door panel.

FAW Door Trim Parts List & Caractéristiques

Le tableau suivant fournit l'intégralité, ventilation détaillée de tous 8 types de composants identifiés dans le Garniture de porte FAW ensemble pour tracteur FAW CA4251P66K24T1A3E5.

Caractéristiques

Les spécifications pour le Garniture de porte FAW sont définis par sa fonction de multi-parties, de construction, and aesthetic HMI & NVH assembly.