Buku Sistem Instalasi dan Tata Udara Kelas 11 SMK

Buku Sistem Instalasi dan Tata Udara Kelas 11 SMK


Kelas 11
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Penerbit Direktorat Pembinaan Sekolah Menengah Kejuruan
Tahun 2014
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Materi Sistem Instalasi dan Tata Udara

KATA PENGANTAR ................................ ................................ ................................ iii
DAFTAR ISI ................................ ................................ ................................ ............... iv
I. PENDAHULUAN ................................ ................................ ................................ .... 1
A. Deskripsi ................................ ................................ ................................ ............. 1
B. Kompetensi Inti dan Kompetensi Dasar ................................ ........................ 2
C. Silabus ................................ ................................ ................................ ................ 3
D. Rencana Aktivitas Belajar ................................ ................................ ............. 15

II. PEMBELAJARAN ................................ ................................ ............................ 17
A. Kegiatan Belajar 1 ................................ ................................ ............................ 17
Menguraikan Prinsip Tata Udara ................................ ................................ ........... 17
1. Karakteristik Udara ................................ ................................ .................. 19
2. Hukum Dalton tentang Tekana n Parsial Gas ................................ ........... 20
3. Campuran Uap air dan Udara Kering ................................ ...................... 23
4. Hukum Boyle ................................ ................................ ........................... 24
5. Hukum Charles ................................ ................................ ........................ 25
6. Suhu Saturasi ................................ ................................ ........................... 28
7. Uap Panas Lanjut ................................ ................................ ..................... 30
8. Cairan Super Dingin ................................ ................................ ................ 30
9. Efek Tekanan pada Suhu Saturasi ................................ ........................... 31
10. Evaporasi ................................ ................................ ................................ . 33
11. Kondensasi ................................ ................................ ............................... 34
12. Suhu Titik Embun ( dew point )................................ ................................ . 35
13. Kandungan Uap air Maksimum ................................ ............................... 39
14. Kelembanan Absol ut................................ ................................ ................ 39
15. Kelembaban Relatif ................................ ................................ ................. 40
16. Kelembaban Spesifik ................................ ................................ ............... 41
17. Suhu Bola Kering dan Suhu Bola Basah ................................ ................. 42
18. Chart Psikrometrik ................................ ................................ ................... 43
19. Proses Tata Udara Ruang ................................ ................................ ......... 48
20. Operasi Kenyamanan Kerja ................................ ................................ . 60

B. Kegiatan Belajar 2 ................................ ................................ .......................... 63
Menguraikan Fungsi dan Kompone n Unit Tata Udara Domestik .................. 63
1. Komponen Unit Tata Udara Domestik ................................ .................... 64
2. Terminologi dan Spesifikasi ................................ ................................ .. 68

C. Kegiatan Belajar 3 ................................ ................................ .......................... 75
Menguraikan Refrijeran dan Oli Lubrikan untuk Sistem Tata Udara .................... 75
1. Pengurangan Konsumsi CFC ................................ ................................ ... 76
2. Refrigerant Ramah lingkungan ................................ ................................ 78
3. Pelumas Refrijeran ................................ ................................ ................... 81

D. Kegiatan Belajar 4 ................................ ................................ ............................ 83
Men gunakan A lat Ukur Besaran Fisis Udara ................................ ......................... 83
1. Pengukuran Suhu dengan Termometer ................................ .................... 84
2. Pengukuran Suhu Refrigerant dengan Gauge Manifold .......................... 88

E. Kegiatan Belajar 5 ................................ ................................ ............................ 94
Menafsirkan dan Menyajikan Gambar Pemipaan ................................ .................. 94
1. Menentukan Luas Area Evaporator ................................ ......................... 95
2. Gambar Instalasi Pemipaan ................................ ................................ ..... 99

F. Kegiatan Belajar 6 ................................ ................................ .......................... 105
Menentukan Prosedur Pemasangan Un it Tata Udara Domesti k ......................... 105
1. Persiapan Pemasangan Unit AC Split ................................ .................... 108
2. Pemasangan Unit Indoor ................................ ................................ ....... 109
3. Pemasangan Unit Outdoor ................................ ................................ ..... 111
4. Pemasangan Instalasi Pemipaan ................................ ............................ 112
5. Pemasangan Sistem Kelistrikan ................................ ............................. 117
6. Pemeriksaan Kebocoran ................................ ................................ ........ 117

DAFTAR PUSTAKA ................................ ................................ .............................. 136