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Supplementary information
Back-up operation of boiler
Heating operation is backed up by boiler.
For more details, refer to the installation manual of PAC-TH012HT-E.
<Installation & System set up>
1. Set DIP-SW 1-1 (FTC) to ON "With boiler" and SW2-6 (FTC) to ON "With Mixing tank".
2. Install the thermistors THWB1
3. Connect the output wire (OUT10: Boiler operation) to the input (room thermostat input) on the boiler.
4. Install one of the following room temperature thermostats.
Wireless remote controller (option)
Room temp. thermostat (local supply)
Main remote controller (remote position)
*1 The boiler temperature thermistor is an optional part.
*2 OUT10 has no voltage across it.
en
*3 Boiler heating is controlled on/off by the Room temp. thermostat.
<Main remote controller settings>
1. Go to Service menu > Heat source setting and choose "Boiler" or "Hybrid".
2. Go to Service menu > Operation settings > Boiler settings to make detailed settings for "Hybrid" above .
*4 The "Hybrid" automatically switches heat sources between Heat pump (and Electric heater) and boiler.
Product fiche of temperature control
(a) Supplier's name: MITSUBISHI ELECTRIC CORPORATION
(b) Supplier's model identifier: PAR-WT50R-E and PAR-WR51R-E
(c) The class of the temperature control:
(d) The contribution of the temperature control to seasonal space heating energy efficiency: 4%
55
*1
on the boiler circuit.
*3
*4
*2
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