Mitsubishi Electric PUZ-HWM140VHA Service Manual page 12

3-2. AVAILABLE RANGE (WATER FLOW RATE, RETURN WATER TEMP.)
Notes: • If the value of water flow rate and return water temp. become lower than the available range,
it could cause damage to the parts of unit.
• Be sure to avoid the unavailable range during defrosting.
Otherwise, the outdoor unit is insufficiently defrosted and/or the heat exchanger of the
indoor unit may freeze.
<Heating>
29
26
23
20
17
14
11
8
5
17
<Cooling>
17
15
13
11
9
7
5
17
OCH748
Minimum return water temperature due to water quantity of system
20 23 26
Water flow rate [L/min]
Minimum return water temperature due to water quantity of system
20 23 26
Water flow rate [L/min]
Available range
29 32 35
Available range
29 32 35
12
15 to 25 L
25 to 40 L
40 to 60 L
over 60 L
38
38