Hitachi PSC-A1T Technical Catalogue

4 Individual remote controls
TCGB0106 rev.0 - 12/2014
58
4.2.7. Maintenance and repair ........................................................................................................................... 145
4.2.7.1. Abnormal transmission between the remote control and indoor unit .................................... 145
4.2.7.2. Troubleshooting procedure for units connected to the remote control .................................. 145
4.2.7.3. Troubleshooting on check mode ........................................................................................... 146
4.2.7.4. Checking procedure for each main component ..................................................................... 154
4.2.7.5. Remote control self-checking procedure ............................................................................... 157
4.3. PC-ARH...............................................................................................................................................159
4.3.1. Safety summary ...................................................................................................................................... 159
4.3.2. Installation ............................................................................................................................................... 160
4.3.2.1. Installation site selection ....................................................................................................... 160
4.3.2.2. Components list ..................................................................................................................... 160
4.3.2.3. Description of the parts ......................................................................................................... 160
4.3.2.4. Dimension data ..................................................................................................................... 161
4.3.2.5. Installation space ................................................................................................................... 161
4.3.2.6. Installation procedure ............................................................................................................ 161
4.3.3. Electrical wiring ........................................................................................................................................ 164
4.3.3.1. Standard electrical connection .............................................................................................. 164
4.3.3.2. Electrical connection for multiple units .................................................................................. 164
4.3.4. Checking procedure ................................................................................................................................ 165
4.3.5. Operation ................................................................................................................................................. 166
4.3.6. Optional Functions ................................................................................................................................... 166
4.3.6.1. Command functions .............................................................................................................. 166
4.3.6.2. Optional functions list ........................................................................................................... 167
4.3.6.3. Remote Control Optional Functions ...................................................................................... 168
4.3.7. Alarm indication ....................................................................................................................................... 170
4.4. PC-LH3(A/B) .......................................................................................................................................171
4.4.1. Safety summary ...................................................................................................................................... 171
4.4.2. Installation ............................................................................................................................................... 171
4.4.2.1. Components list ..................................................................................................................... 171
4.4.2.2. Description of the parts ......................................................................................................... 172
4.4.2.3. Dimension data ..................................................................................................................... 173
4.4.2.4. Installation space ................................................................................................................... 173
4.4.2.5. Batteries setting ..................................................................................................................... 173
4.4.2.6. Installation procedure ............................................................................................................ 174
4.4.3. Checking procedure ................................................................................................................................ 174
4.4.4. Operation ................................................................................................................................................. 176
4.4.4.1. Basic operation ...................................................................................................................... 176
4.4.4.2. Operation Mode (Cooling, Heating, Dry, Automatic Cooling/Heating and Fan Operation) .... 177
4.4.4.3. Setting method ...................................................................................................................... 178
4.4.4.4. Automatic Cooling/Heating Operation ................................................................................... 180
4.4.4.5. Timer Setting Method ............................................................................................................ 181
4.4.4.6. Sending commands from remote controller .......................................................................... 182
4.4.4.7. Identifying of indoor units installed side by side .................................................................... 183
4.4.4.8. Simultaneous operation of multiple indoor units .................................................................... 184

Hitachi PSC-A1T Specifications

General

Brand	Hitachi
Model	PSC-A1T
Category	Controller
Language	English