Toshiba MMW-AP0271LQ-E Manuel D'installation page 48

 Example of Installation for Hot Water Module water piping for MiNi-SMMS-e series (MCY-***)
GENERAL NOTE
• To install the hot water module, connect the pump and line heater, (procured locally).
• Do not connect more than one hot water module to one pump and one line heater, (procured locally).
• Be sure to install one pump and one line heater to one hot water module as shown in the following examples.
• Be sure to attach the air vent valve (procured locally) vertically at the highest possible place where air tends to rise.
Sample 1.
Isolating
valve
HWM
Isolating
valve
Within 5 m
93-EN
Expansion vessel
Air vent valve
Pressure relief valve
Set: 0.3 MPa
Strainer
(30 to 40
meshes)
Line
Heater
Isolating
valve
Crucial
heat
source
– 47 –
Procured locally
Isolating
valve
Pump
Valve for filling and
draining water
Auxiliary heat
source
Booster
Heater
For heating applications
(Fan coils, radiators, under
floor)
Direct Buffer Tank
for Space Heating
HWM: Hot Water Module
94-EN