Hisense HCHM-N04X, Installation Manual, Page: 14 / 37

G (Low Pressure)
G (High/Low Pressure)
L
Outdoor Unit Side
Unit P Unit K Unit J Unit I Unit H Unit G Unit F Unit E Unit D Unit C Unit B Unit A Unit L Unit M Unit N Unit O
<MVD2> <MVS3> <MVD3> <MVS4> <MVD4> <MVS1> <MVD1> <MVS2> <MVD2> <MVS3> <MVD3> <MVS4> <MVD4> <MVD2> <MVS3> <MVD3> <MVS4> <MVD4> <MVS1> <MVD1> <MVS3> <MVD3> <MVS4> <MVD4> <MVS1> <MVD1> <MVS2> <MVD1> <MVS2> <MVD2> <MVS1>
2
2
S S S S S S S S S S S S S S S S
S S
1
<MVS2>
L L L L L L L L L L L L L L L L
G G G G G G G G G G G G G G G G
Indoor Unit Side
HCHM-N16X
: Refrigerant Gas Pipe Connection
: Refrigerant Liquid Pipe Connection
: Field Refrigerant Piping
: Flare Connection
: Brazing Connection
: Switch Box
G
L
2.3
Necessary Tools and Instrument List for Installation
No. Tool No. Tool
1 Handsaw 11 Wrench
2 Phillips Screwdriver 12 Charging Cylinder
3 Vacuum Pump 13 Manifold Gauge
4 Refrigerant Gas Hose 14 Wire Cutter
5 Megohmmeter 15 Gas Leak Detector
6 Copper Pipe Bender 16 Level
7 Manual Water Pump 17 Crimper for Solderless Terminals
8 Pipe Cutter 18 Hoist (for Indoor Unit)
9 Brazing Kit 19 Ammeter
10 Hex Wrench 20 Voltage Meter
NOTE:
Use tools and measuring instruments (vacuum pump, refrigerant hose, charging cylinder, and manifold
gauge) exclusively for the refrigerant R410A.
Mark Part Name
1 Electronic Expansion Valve
2
Strainer
Figure 2.5 Refrigeration Cycle Diagram
5