102
17.2 Relationship between the Condition of the Air-to-Water Heatpump
Indoor and Outdoor Units and Pressure and Electric Current
Heating Mode
Cooling Mode
Condition of the
Air-to-Water Heatpump
indoor and
outdoor units
Low Pressure
High Pressure
Electric current
during operation
Low Pressure
High Pressure
Electric current
during operation
Water leakage or
insufficient water flow
rate in the system
Excessive amount of
refrigerant
Inefficient compression
Insufficient refrigerant
(gas leakage)
Outdoor heat exchange
deficiency
Clogged expansion valve
or Strainer
Carry out the measurements of pressure, electric current, and temperature fifteen minutes after an operation is
started.
Summary of Contents for WH-SDC07C3E5
Page 22: ...22 4 Location of Controls and Components 4 1 Indoor Unit 4 1 1 Location of Control ...
Page 23: ...23 ...
Page 24: ...24 ...
Page 25: ...25 4 1 2 Weekly Timer Setting ...
Page 26: ...26 4 1 3 Setting Up the Special Functions ...
Page 27: ...27 4 1 4 Main Components 4 2 Outdoor Unit ...
Page 28: ...28 5 Dimensions 5 1 Indoor Unit ...
Page 29: ...29 5 2 Outdoor Unit 5 2 1 WH UD07CE5 A WH UD09CE5 A WH UD07CE5 A 1 WH UD09CE5 A 1 ...
Page 30: ...30 5 2 2 WH UD12CE5 A WH UD14CE5 A WH UD16CE5 A WH UD12CE5 A 1 WH UD14CE5 A 1 WH UD16CE5 A 1 ...
Page 32: ...32 ...
Page 33: ...33 7 Block Diagram 7 1 WH UD07CE5 A WH UD09CE5 A WH UD07CE5 A 1 WH UD09CE5 A 1 ...
Page 34: ...34 7 2 WH UD12CE5 A WH UD14CE5 A WH UD16CE5 A WH UD12CE5 A 1 WH UD14CE5 A 1 WH UD16CE5 A 1 ...
Page 36: ...36 8 1 2 WH SDC12C6E5 WH SDC14C6E5 WH SDC16C6E5 WH SDC12C6E5 1 WH SDC14C6E5 1 WH SDC16C6E5 1 ...
Page 37: ...37 8 2 Outdoor Unit 8 2 1 WH UD07CE5 A WH UD09CE5 A WH UD07CE5 A 1 WH UD09CE5 A 1 ...
Page 38: ...38 8 2 2 WH UD12CE5 A WH UD14CE5 A WH UD16CE5 A WH UD12CE5 A 1 WH UD14CE5 A 1 WH UD16CE5 A 1 ...
Page 40: ...40 9 1 2 WH SDC12C6E5 WH SDC14C6E5 WH SDC16C6E5 WH SDC12C6E5 1 WH SDC14C6E5 1 WH SDC16C6E5 1 ...
Page 41: ...41 9 2 Outdoor Unit 9 2 1 WH UD07CE5 A WH UD09CE5 A WH UD07CE5 A 1 WH UD09CE5 A 1 ...
Page 42: ...42 9 2 2 WH UD12CE5 A WH UD14CE5 A WH UD16CE5 A WH UD12CE5 A 1 WH UD14CE5 A 1 WH UD16CE5 A 1 ...
Page 43: ...43 10 Printed Circuit Board 10 1 Indoor Unit 10 1 1 Main Printed Circuit Board ...
Page 44: ...44 10 1 2 Solar Printed Circuit Board Optional ...
Page 46: ...46 10 2 1 2 Capacitor Printed Circuit Board 10 2 1 3 Noise Filter Printed Circuit Board ...
Page 48: ...48 10 2 2 2 Capacitor Printed Circuit Board 10 2 2 3 Noise Filter Printed Circuit Board ...
Page 54: ...54 11 3 4 2 Wire Stripping and Connecting Requirement ...
Page 73: ...73 ...
Page 79: ...79 ...
Page 80: ...80 ...
Page 90: ...90 ...
Page 140: ...140 18 3 To Remove Pressure Gauge 18 4 To Remove Control Panel ...
Page 141: ...141 18 5 To Remove RCCB 18 6 To Remove Transformer and Electronic Controller Board ...
Page 166: ...166 19 4 Hydraulic Pump Performance 07C3 09C3 12C6 14C6 16C6 ...
Page 169: ...169 20 2 WH UD07CE5 A WH UD09CE5 A WH UD07CE5 A 1 WH UD09CE5 A 1 ...
Page 170: ...170 ...
Page 174: ...174 20 3 WH UD12CE5 A WH UD14CE5 A WH UD16CE5 A WH UD12CE5 A 1 WH UD14CE5 A 1 WH UD16CE5 A 1 ...
Page 175: ...175 ...