Mitsubishi 20-MYA Specifications Page 55
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4.1. PRHG-8,10
4.1.1. Install
Insert the thermistorThermistor position
1. The service panel and control box
cover are removed.
2. Penetrate the knockout holes at
the top panel.
The grommet (2 pieces)
install to the hole for wiring
in the top panel.
4. Confirm the thermistor holder position.
The spring insert in the thermistor holder.
The thermistor (black wiring) which is connected to the fan
controller is put in the holder.
3.
6. The earth sticker and wiring sticker are put on an following place.
1. The earth sticker is put on the pillar.
2. The wiring sticker is put on the service panel cover (inside).
Put a wiring stickerPut a earth sticker
5. Please use the pipe cover (1 piece) and fix with the band
(2 pieces).
4.1.2. Wiring
3. After connect wiring, to prevent wiring being damaged with
the fin, the pipe cover (2 pieces) and band (4 pieces)
are used.
In that time, never bundle the thermistor wiring with other
wiring.
4. After wiring ends, the wiring is bundled with a remaining band.
Never bundle the thermistor and other wiring together.
5. Ensure there is not wiring mistake found, then only install the
controller box cover and service panel.
Fan
controller
Earth sticker
Unit wiring
sticker
Fan
controller
1. Disconnect connector C11 - C11.
The connector C11 removes to the motor
side and the control box side.
2. When the fan controller is installed, the connector is
connected in the control box.
The wiring from CN04 connect to the terminal block (F/C, N)
in the control box.
Please be careful, do not damage wires by the sheet metal edges
or the fin, etc.
MF2
Control box
C11
C11
Terminal block
Pipe cover Band
Pipe
Other wiringThermistor wiring
only
Compressor
Service panel
Control box
cover
Thermistor wiring
only
Other wiring
Fan controller
wiring sticker
Instruction
assy
Fan
controller
Thermistor
wiring only
Other wiring
Top panel
Control
box
Band
Pipe cover
Thermistor
wiring only
Other wiring
Install to
the top panel.
(Screw 2 pieces)
Install to the holder.
(Screw 1 piece)
Thermistor
holder position
CN04
UVW L1 L2 L3
MF2
Terminal block
Control box
Fan controller
C11
C11
Top panel
Grommet
Wiring hole
F/C N
F/C N
Thermistor Thermistor holder
Spring
The thermistor wiring is
bundled as follows before
the pipe cover is installed.
Please use the following parts during installation of fan controller.
There are two kinds of wiring sticker, please use writing as “W881927”.
Wiring from the fan controller is passed through the hole of
procedure 2.
The thermistor and other wiring should use separate wiring hole.
The fan controller install to the top panel with the screw (2
pieces) and install to the holder with the screw (1 piece).
Accessory assy 1
Wiring sticker Earth stickerScrew
Spring
Grommet
Accessory assy 2Accessory assy 1
Use
Not
use
Attachment
ONLY PU(H)-7,8,10
Accessory assy 2
Pipe cover Band
1
Attachment
1
Attachment
311
1
3
Screw Connector
9
113152
Wiring sticker
1
Connector assy
4. Instllation
- : PRHG-8,10,15,20 1
- CONTENTS 2
- SAFETY FOR USE 3
- FEATURES 5
- TYPICAL INSTALLATION EXAMPLE 6
- MODEL-DESIGNATION BREAKDOWN 6
- SPECIFICATIONS 7
- ELECTRICAL DATA 8
- SELECTION PROCEDURE 9
- Factor for Various Air Flow 10
- PRHG-8MYA 11
- PRHG-10MYA 13
- PRHG-15MYA 15
- PRHG-20MYA 17
- Indoor fan input 19
- OPERATION RANGE 20
- FAN PERFORMANCE 21
- Sectional plan of V-belt 25
- NC CURVES 26
- OUTLINE DIMENSIONS 29
- PRHG-15, 20 30
- PRHG-8, 10MYA 31
- (STANDARD) 31
- PRHG-15, 20MYA 33
- REFRIGERANT CYCLE SCHEMATIC 37
- SAFETY & CONTROL DEVICES 38
- ACCESSORY AVAILABILITY 38
- INSTALLATION 39
- A 70mm 40
- C 2XE. S. P 40
- STEP 1 STEP 3 41
- STEP 2 STEP 4 41
- Re-install 41
- Caution: 42
- Detail section A 43
- LCD remote controller inside 43
- PAC-204RC 44
- Flexion load(W) 45
- A=0.016xC(mm) 45
- INSTRUCTIONS FOR USE 46
- Heat exchanger 47
- 4.5 Disposing of the unit 49
- Display section 50
- Before starting operation 50
- Start operation 50
- Stop operation 50
- 2. Selecting operation 51
- 6. Troubleshooting 53
- 1. Outline 54
- 3. Parts 54
- 2. Caution 54
- 4. Instllation 55
- Terminal 56
- Control box 56
- Fan controller Fan controller 56
- Confirmation 57
- Fan controller layout 57
- Thyristor module 61
- DATA BOOK PRHG 62
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