Боковое окно ФАВ: Секреты критика из 5 частей, Всепогодное уплотнение кабины

Добро пожаловать на этот углубленный технический анализ Боковое окно ФАВ сборка. Это полный, 5-тип компонента, fixed-glass assembly for the rear quarter or sleeper area of the FAW Jiefang CA4251P66K24T1A3E5 6×4 дизельный полуприцеп тягач. Это не “roll-down” окно; это критично “логика” assembly designed as a fixed, sealed part of the cab’s structural integrity and safety cell.

The “логика” принадлежащий Боковое окно ФАВ system is threefold. Первый, it provides critical visibility for the driver’s “слепое пятно” (checking for vehicles when turning or changing lanes). Второй, it functions as a security barrier. Третий, and most importantly, it acts as a “triple-seal” система (using gaskets and limiters) to protect the cab from water leaks, шум ветра, and dust ingress, which is vital for driver comfort and cab longevity.

This expert guide is essential for collision repair specialists, cab technicians, и менеджеры по запчастям. Мы разберем всю Боковое окно ФАВ сборка в свой 5 отдельная минимальная обслуживаемая единица (МГУ) типы. Мы проанализируем “Умеренная логика безопасности” of the glass itself, а “Dual Gasket Logic” of the sealing system, и “Precision Fit Logic” of the installation hardware.

МГУ 1: The “Умеренная логика безопасности” стекла (The “дольше” Модуль)

This section covers the primary MSUs of the Боковое окно ФАВ: the ‘Left side window glass’ (5403041АА01) and the ‘Right side window glass’ (5403042АА01). Это “глаза” ассамблеи, но их “логика” is far more complex than just visibility.

Unlike the ‘Front Windscreen’ (Сборка 630), which is *laminated*, this side glass is **tempered safety glass**. This is a deliberate, критический “логика” выбор.

1. The “Закалка” Логика (Сила & Безопасность):

“Закалка” это промышленный процесс, при котором граненое стекло нагревается до температуры более 600°C, а затем “закаленный” (быстро охлаждается) с воздухом под высоким давлением. Этот “логика” of rapid cooling causes the outer surfaces of the glass to cool faster than the center.

This creates a state of “internal tension,” where the surfaces are in high compression and the core is in tension. This makes the final Боковое окно ФАВ 4 к 5 раз прочнее стандартного стекла, allowing it to withstand severe road vibration, high-speed impacts from small debris, and thermal shock (НАПРИМЕР., hot water on a frozen window).

The “логика безопасности” это еще важнее. If a force is strong enough to break the glass, внутреннее напряжение уходит, и *вся* панель мгновенно разбивается на тысячи маленьких, кубический, относительно безвредный “галька.” Это “логика” of *dicing*, which prevents the large, острый как бритва “кинжалы” of glass that are formed when standard or laminated glass breaks. This is essential for driver safety in a side impact or rollover.

2. The “Фритта” Логика (Bonding & UV Shield):

The black border (solid and dotted) seen on every Боковое окно ФАВ is called a “frit.” This is a baked-on ceramic paint. It is not just decorative; it has a critical engineering “логика”:

• Adhesion Surface: The frit’s rough, porous, ceramic surface provides a perfect, “keyed” surface for the ‘Rubber gasket’ (5403062-А01) or urethane adhesive to bond to.
• UV Shield: This black band acts as a “логика” shield, blocking 100% of UV radiation from hitting the underlying gasket/adhesive. Без этого, the sun would degrade the seal, приводящие к утечкам.
• Aesthetics: Это обеспечивает “законченный” look by hiding the gasket and the cab’s metal pinch weld.

3. The “Акустический” Логика (ШВХ):

This thick, heavy pane of tempered glass is a key component of the cab’s Noise, Вибрация, и жесткость (ШВХ) package. Its sheer mass makes it an excellent “acoustic barrier,” reflecting and blocking high-frequency wind noise and tire “hiss.” A high-quality Боковое окно ФАВ is a primary factor in a quiet, comfortable cab.

Основной 2: The “Dual-Gasket” Логика уплотнения (МГУ 2 & 3)

This group of MSUs is the “weatherstripping” для Боковое окно ФАВ. The parts list calls for two different “прокладки” с 6 pieces each, indicating a “логика” of a primary structural seal and a secondary finishing seal.

МГУ 3: ‘Rubber gasket-side window’ (5403062-А01) – Кол-во 6

This is the **Primary Seal**. This is the main EPDM rubber gasket. Его “логика” is to create the 100% waterproof and airtight seal. Это “U-channel” прокладка. Стакан (МГУ 1) sits in one channel, and the cab’s sheet metal “pinch weld” sits in the other.

Этот компонент “логика” is compression. The ‘Limiter blocks’ (МГУ 4) and ‘Screws’ (МГУ 5) apply pressure, “squeezing” this gasket to create a 360-degree, positive seal. This is what stops all water, ветер, и шум.

МГУ 2: ‘Decorative gasket-side window’ (5403066АА01) – Кол-во 6

This is the **Secondary Seal** or “finishing trim.” The “логика” of this component is purely aesthetic and protective. It is the outer trim piece that covers the “seam” between the ‘Rubber gasket’ and the cab’s exterior paint. It provides a clean, “finished factory” look and also acts as a “логика” shield, protecting the primary rubber gasket from direct UV exposure, which extends its life.

Основной 3: The “Precision Fit” Логика установки (МГУ 4 & 5)

This final group of MSUs for the Боковое окно ФАВ is the installation hardware. Его “логика” is to ensure a perfect, vibration-proof fit that properly compresses the gasket without cracking the glass.

МГУ 4: ‘Limiter block-side window’ (5403071-А02) – Кол-во 4

These four blocks are the key “installation logic” компоненты. A gasket-set window is “плавающий,” not bonded. Its seal depends on *perfect* and *even* compression.

The “логика” из этих “limiters” is to act as stand-offs. They are fastened to the inner cab frame. The installer presses the glass/gasket assembly into the opening *until* the glass makes contact with these blocks. Этот “stops” the glass at the precise, factory-designed depth. This prevents the technician from over-tightening the fasteners and “pinching” the glass, which would lead to a stress crack.

МГУ 5: ‘Винт с потайной головкой и крестообразным шлицем’ (Q2560616F6) – Кол-во 6

These six screws are the “clamping logic.” They are used to fasten the ‘Limiter blocks’ (4) and likely a final interior retaining ring or the ‘Decorative gasket’ (МГУ 2) на место. This mechanical fastening “логика” is what provides the clamping force for the entire Боковое окно ФАВ сборка, ensuring the gasket is compressed and the entire unit is held securely against the cab’s body, preventing all rattles and vibrations.

FAW Side Window Parts List & Технические характеристики

В следующей таблице представлена ​​полная, подробная разбивка всех 5 типы компонентов, указанные в Боковое окно ФАВ в сборе для трактора FAW CA4251P66K24T1A3E5.

Технические характеристики

Технические характеристики Боковое окно ФАВ are defined by its function as a fixed, sealed, safety-glass component of the cab structure.