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Service Manual
INSTALLATION
(2) Do not insert or leave any foreign objects inside the indoor unit and verify that no foreign objects remain
inside in the indoor unit before the installation and Test Run. Failure to do this can result in equipment
failure and damage to the unit.
(3) Necessary Tools and Instrument List for Installation
3.3 Factory-Supplied
Accessories
(1) Check to ensure the following accessories are packed with the indoor unit.
The screws and washers are put in the pipe insulation.
NOTE:
Use tools and measuring
instruments (vacuum pump, gas
hose, charging cylinder, and
manifold gauge) exclusively for
the refrigerant R410A.
No.
Tool No.
Tool
1
Handsaw
11
Wrench
2
Phillips Screwdriver
12
Charging Cylinder
3
Vacuum Pump
13
Gauge Manifold
4
Refrigerant Gas Hose
14
Cutter for Wires
5
Megohmmeter
15
Gas Leak Detector
6
Copper Pipe Bender
16
Level
7
Manual Water Pump
17
Clamper for Solderless Terminals
8
Pipe Cutter
18
Hoist (for Indoor Unit)
9
Brazing Kit
19
Ammeter
10
Hexagon Wrench
20
Voltage Meter
NOTICE
Accessory
Qty.
Purpose
inch (mm)
Pattern Board/Template
(Carton Board)
Checking Scale
(Cut and Remove it from Carton Board)
Cross Recessed
Head Screws (M6)
Washer with Insulation
Material (M10)
Washer (M10)
Drain Hose
Hose Clamp
Pipe Insulation
Pipe Insulation
Cable Clamp
Cable Clamp
Cable Clamp
Insulation
3/16T x 10-5/8 x 10-5/8 (5T x 270 x 270)
4
4
4
2
6
1
1
1
1
1
1
1
For Adjusting Space of False Ceiling Opening
and Positioning of Unit
For Fitting Paper Pattern
For Unit Installation
For Refrigerant Piping Connection
For Drain Hose Connection
For Fixing Wired Controller Cable
For Piping Insulation
For Covering Drain Connection
2
5
PVC Tube
For Separating Communication Cables and
Wired Controller Cables from Power Supply Wirings
7/16 ID (11 ID)
The decorative panel, controller, branch piping, grille for front discharge, and air outlet shutter plate (for
installing to clipped ceiling) are optional accessories and are not included with the indoor unit.
If necessary, please contact your contractor.
Summary of Contents for YVAHP072B31S
Page 2: ......
Page 10: ...viii Service Manual ...
Page 16: ......
Page 17: ...Service Manual 1 1 INSTALLATION 1 Installation ...
Page 577: ...Service Manual 1 561 INSTALLATION 9 Touch Back to return to the Service Menu screen 9 ...
Page 920: ......
Page 921: ...Service Manual 2 1 OPERATION 2 Operation ...
Page 1315: ...Service Manual 3 1 TROUBLESHOOTING 3 Troubleshooting ...
Page 1461: ...Service Manual 4 1 MAINTENANCE 4 Maintenance ...
Page 1728: ......
Page 1729: ...Service Manual 6 1 FIELD WORK INSTRUCTIONS 6 Field Work Instructions ...
Page 1738: ...6 10 Service Manual FIELD WORK INSTRUCTIONS 6 8 Mollier Chart for R410A ft 3 l b ...
Page 1739: ...SERVICE PARTS LIST Service Manual 7 1 7 Service Parts List ...
Page 1795: ......
Page 1796: ... 2015 Johnson Controls Inc SM 15001 ...