Toshiba MMW-UP0271LQ-E Installation Manual page 17

 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
31-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
Procured locally
Isolating
valve
Pump
Valve for filling and
draining water
– 16 –
Auxiliary heat
source
Booster
Heater
For heating applications
(Fan coils, radiators, under
floor)
Direct Buffer Tank
for Space Heating
HWM: Hot Water Module
32-EN