Table Of Contents - Hitachi UTOPIA RAS-4HVRP2E Service Manual

1
General Index
1. General Information ................................................................................................. 11
1.1 General information ............................................................................................................................... 12
1.1.1 Introduction .................................................................................................................................................... 12
1.2 Applied symbols .................................................................................................................................... 13
1.3 Norms and Regulations ......................................................................................................................... 13
1.4 Product guide ........................................................................................................................................ 14
1.4.1 Classification of outdoor unit models ............................................................................................................. 14
1.4.2 Classification of indoor unit models ............................................................................................................... 14
1.4.3 Product line-up: Outdoor units ....................................................................................................................... 15
1.4.4 Outdoor unit accessory code list ................................................................................................................... 16
1.4.5 Product line-up: indoor units .......................................................................................................................... 17
1.4.6 Product line-up: KPI energy recovery unit ..................................................................................................... 21
1.4.7 Product line-up: DX-Interface ........................................................................................................................ 21
1.4.8 Product line-up: Econofresh .......................................................................................................................... 21
1.4.9 Multi-Kits ........................................................................................................................................................ 22
1.4.10 Individual remote controls ........................................................................................................................... 22
1.4.11 Receiver kit for combination with wireless remote control switch ................................................................ 23
1.4.12 Centralised remote controls ........................................................................................................................ 24
1.4.13 Building air conditioning controls ................................................................................................................. 24
1.4.14 Gateways for building management systems (BMS) .................................................................................. 25
1.4.15 Control support devices ............................................................................................................................... 25
1.4.16 Control accessories ..................................................................................................................................... 26
2. Optional parts and installation ............................................................................... 27
2.1 Optional parts and installation for RAS-3HVRC2 .................................................................................. 28
2.1.1 Air flow guide AG-264 .................................................................................................................................... 28
2.1.2 Wind guard WSP-264 .................................................................................................................................... 29
2.1.3 Snow protection hood .................................................................................................................................... 30
2.1.3.1 Air discharge hood ........................................................................................................................... 30
2.1.3.2 Rear suction hood ............................................................................................................................ 31
2.1.3.3 Left suction hood .............................................................................................................................. 32
2.1.3.4 Assembly of snow protection hood ................................................................................................... 33
2.2 Optional parts and installation RAS-(4-6)H(V)(R/N)(C/P)2E ................................................................ 34
2.2.1 Air flow guide AG-335A .................................................................................................................................. 34
2.2.2 Wind guard WSP-335A ................................................................................................................................. 35
2.2.3 Snow protection hood .................................................................................................................................... 36
2.2.3.1 Air discharge hood ........................................................................................................................... 36
2.2.3.2 Rear suction hood ............................................................................................................................ 37
2.2.3.3 Left suction hood .............................................................................................................................. 38
2.2.3.4 Assembly of snow protection hood ................................................................................................... 39
iii SMGB0136 rev.0 - 07/2021