Sanyo CMH3172 Support Question
Sanyo CMH3172 Support Question
Find answers below for this question about Sanyo CMH3172 - 30,600 BTU Ductless Multi-Split Air Cond/Heat Pump.Need a Sanyo CMH3172 manual? We have 1 online manual for this item!
Question posted by almar117 on July 14th, 2021
How Can I Buy A Circuit Board Modelcm3172 Serial Number 0057874 Sku6231917735
I have this model split for 15 years with no problems. Need the circuit board
Current Answers
Answer #1: Posted by SonuKumar on July 14th, 2021 9:56 PM
SonuKumar
Member since:
May 9th, 2021 Points: 16,648,140
Member since:
May 9th, 2021 Points: 16,648,140
https://www.ecomfort.com/Sanyo-CMH3172A/p59045.html
https://www.supplyhouse.com/Sanyo-6231932172-Circuit-Board-for-CMH3172
https://www.partstown.com/sanyo/parts
https://panasonic.encompass.com/model/MSCCMH3172
Please respond to my effort to provide you with the best possible solution by using the "Acceptable Solution" and/or the "Helpful" buttons when the answer has proven to be helpful.
Regards,
Sonu
Your search handyman for all e-support needs!!
Answer #2: Posted by Odin on July 14th, 2021 12:56 PM
Odin
Member since:
April 10th, 2010 Points: 41,236,630
Member since:
April 10th, 2010 Points: 41,236,630
For this discontinued product I suggest you try http://www.searchtempest.com/, which will provide many useful filters, will let you search locally or country-wide and even globally, and covers Craigslist, eBay, Amazon, and many other sources. In case you don't immediately see it listed, you might want to use a free tracking program like https://www.followthatpage.com/, to avoid having to repeatedly check back.
Hope this is useful. Please don't forget to click the Accept This Answer button if you do accept it. My aim is to provide reliable helpful answers, not just a lot of them. See https://www.helpowl.com/profile/Odin.
Related Sanyo CMH3172 Manual Pages
Service Manual - Page 6
...Number of Operatable Indoor Units Voltage Rating
Performance
Electrical Rating
Total Capacity
Sensible Capacity Latent Capacity Air Circulation (High) Available Voltage Range Running Amperes Power Input Power Factor EER SEER Compressor Locked Rotor Amperes Fuse or Circuit Breaker Capacity
BTU/h kW
BTU/h BTU/h ft3/min (m3/h)
V A W
% BTU/h/W BTU...)
< 230V >
3-Room Multi Outdoor Unit
3
3
230V ...
Service Manual - Page 7
...Number of Operatable Indoor Units Voltage Rating
Performance
Electrical Rating
Total Capacity
Sensible Capacity Latent Capacity Air Circulation (High) Available Voltage Range Running Amperes Power Input Power Factor EER SEER Compressor Locked Rotor Amperes Fuse or Circuit Breaker Capacity
BTU/h kW
BTU/h BTU/h ft3/min (m3/h)
V A W
% BTU/h/W BTU...)
< 208V >
3-Room Multi Outdoor Unit
3
3
208V ...
Service Manual - Page 8
...)
< 230V >
4-Room Multi Outdoor Unit
4
3
230V ...Number of Operatable Indoor Units Voltage Rating
Performance
Electrical Rating
Total Capacity
Sensible Capacity Latent Capacity Air Circulation (High) Available Voltage Range Running Amperes Power Input Power Factor EER SEER Compressor Locked Rotor Amperes Fuse or Circuit Breaker Capacity
BTU/h kW
BTU/h BTU/h ft3/min (m3/h)
V A W
% BTU/h/W BTU...
Service Manual - Page 9
...Connectable Indoor Units Number of Operatable Indoor Units Voltage Rating
Performance
Electrical Rating
Total Capacity
Sensible Capacity Latent Capacity Air Circulation (High) Available Voltage Range Running Amperes Power Input Power Factor EER SEER Compressor Locked Rotor Amperes Fuse or Circuit Breaker Capacity
BTU/h kW
BTU/h BTU/h ft3/min (m3/h)
V A W
% BTU/h/W BTU/Wh
A A
Features
Control...
Service Manual - Page 10
...Connectable Indoor Units Number of Operatable Indoor Units Voltage Rating
Performance
Electrical Rating
Total Capacity
Sensible Capacity Latent Capacity Air Circulation (High) Available Voltage Range Running Amperes Power Input Power Factor EER SEER Compressor Locked Rotor Amperes Fuse or Circuit Breaker Capacity
BTU/h kW
BTU/h BTU/h ft3/min (m3/h)
V A W
% BTU/h/W BTU/Wh
A A
Features
Control...
Service Manual - Page 11
...Connectable Indoor Units Number of Operatable Indoor Units Voltage Rating
Performance
Electrical Rating
Total Capacity
Sensible Capacity Latent Capacity Air Circulation (High) Available Voltage Range Running Amperes Power Input Power Factor EER SEER Compressor Locked Rotor Amperes Fuse or Circuit Breaker Capacity
BTU/h kW
BTU/h BTU/h ft3/min (m3/h)
V A W
% BTU/h/W BTU/Wh
A A
Features
Control...
Service Manual - Page 12
... ambient Temp. Controls Control Circuit Fuse
Compressor
Type
Compressor Model / Nominal Output
Compressor Oil... ... Major Component Specifications
2-2-1. Dia. of Poles Rough Measure RPM (Cool) Nominal Output Coil Resistance
(Ambient Temp. 68 °F (20 °C))
W Ohm
Safety Device Type Over-Current Protection Over-Heat Protection
Run Capacitor
Heat...
Service Manual - Page 13
...
Run Capacitor
Heat Exchanger Coil Coil Rows Fins per inch Face Area
External Finish
Micro F VAC
ft2 (m2)
13
CB-CM2572 Microprocessor
250V 25A
DC Twin Rotary (Hermetic) 5KD240XAB21 / 1,700W FV50S ... 1.91 (900) U - Controls Control Circuit Fuse
Compressor
Type
Compressor Model / Nominal Output
Compressor Oil ... inch (mm)
Fan Motor
Type Model ... U : 0.726
Yes Yes...
Service Manual - Page 14
...Ambient Temp. 68 °F (20 °C))
W Ohm
Safety Device Type Over-Current Protection Over-Heat Protection
Run Capacitor
Heat Exchanger Coil Coil Rows Fins per inch Face Area
External Finish
Micro F VAC
ft2 (m2)
14...Q'ty No.
Internal Controller Yes Yes - Propeller 1 ... Controls Control Circuit Fuse
Compressor
Type
Compressor Model / Nominal Output
Compressor Oil ... Overload Relay...
Service Manual - Page 39
...
COMPRESSOR MOTOR
FM FAN MOTOR
HIGH PRESSURE SWITCH
BLK BLK
OVERLOAD RELAY(OLR)
RED BLU BRN WHT ORG
12345678
123456
12345678
123456
CN03
CN02
EXPANSION BOARD C-TH
1234
1234
1234 1234
CN01
MV2 12345 12345
W
SICOM2 SI-C
W
ORG RED YEL BLK GRY
CW THERMISTOR YEL YEL YEL YEL
CN THERMISTOR
12345...
Service Manual - Page 40
...
BLU
R/V
S/U
C/W
CM
COMPRESSOR MOTOR
FM FAN MOTOR
HIGH PRESSURE SWITCH
BLK
BLK
OVERLOAD RELAY(OLR)
ORG
DW THERMISTOR
12345678
123456
12345678
123456
CN03
CN02
EXPANSION BOARD
D-TH
C-TH
MV3
1234
1234 12345
1234
1234 12345
1234 1234
CN01
MV2 12345 12345
W
SICOM2
SI-D SI-C
W
W
ORG RED YEL BLK GRY
YEL CN...
Service Manual - Page 47
... the outdoor unit controller (inverter). For example, if the outdoor control circuit board fuse has blown, approximately 30 minutes will be trouble with the outdoor control circuit board. Be careful not to discharge the high-capacity electrolytic capacitors.
47 If the outdoor control circuit board is thought there might be required for the charge to the following...
Service Manual - Page 48
8-2. The Power Lamp and Error Monitor Lamps are located on the outdoor control circuit board will indicate the nature of the trouble.
: ON : OFF
Error Monitor Lamp ERR0 ERR1 ERR2 ERR3
Error Contents
Sensor for compressor discharge temp
Sensor for heat excharge temp
Sensor for branch pipe A (Narrow tube)
Sensor for branch pipe B (Narrow...
Service Manual - Page 49
...No. Check items (unit operation)
• The LED (red) on the control board must illuminate.
• The compressor and fan motor must turn ON. (They turn...there may be a faulty connection between terminals L1 and L2 on the outdoor unit terminal plate.
2 • Short-circuit the T-RUN terminal to the COM terminal of TEST/T-RUN terminals. Checking the Outdoor System
8-3-1. 8-3. Work procedure
1...
Service Manual - Page 50
...control unit) Indoor fan motor Room temperature sensor Heat exchanger temperature sensor Inter-unit cable
Switch circuit board
Outdoor control circuit board
(1)
Diode module
HIC
Electrolytic capacitor
Fuse
(2)... expansion valve does not operate. Does not cool or cooling performance is inadequate. Problems of Each Part and Inspection Points
For details about the inspection points, refer to...
Service Manual - Page 51
... holder.
51 Inspection Points for Each part
(8) (9)
8-4-2. NOTE Do not remove or insert the outdoor control circuit board connector when power is being supplied to 8-3-1. Operation lamp does not illuminate. The compressor speed does not increase. Problems
Indoor unit
Inspection points
Breaker Refrigerant gas pressure
Outdoor unit
Others
No. Operation lamp blinking. Others...
Service Manual - Page 52
... or other wires. Controller check
No voltage on circuit board
Voltage varies
Use a multi-meter to fully open the valve.
No temperature ...change
Temperature changes
Replace the electric expansion valve.
Sequence
CM1972
MV0 MV1 MV2
CM2472 CM3172
MV0 MV1 MV2 MV3
Check the illumination of the red Power Lamp.
Model...
Service Manual - Page 84
...be firmly connected. ing up numbers on running the wire from...or intercom any moving part. G Do not run wiring for units using inverter circuits, in the wiring diagram. WARNING
G Be sure to comply with local codes... observe local electrical codes.
G For the installation of electric shock, each air conditioner unit must be grounded.
G Be sure to connect the power supply line...
Service Manual - Page 86
...conduit)
Fig. 31
# ... AWG (American Wire Gauge)
G Use a dedicated A/C circuit for the Outdoor Unit
CAUTION
G Be sure to the outdoor unit, remove the
inspection ...cables are doublesheathed. G Use outdoor unit cable fasteners and fasten the inter- 5-5. Wiring Instructions for power. Outdoor unit A
Terminal board
1 2
Indoor unit A
1 2 3 4 5 6 7 8 9 10 11 12
A is the indoor unit with ...
Service Manual - Page 88
... terminal is securely connected. An air purge of the tubing connections has been performed. Drain connections are fully open. A leak test of the refrigerant circuit has been conducted. Thermal insulation... Check Sheet
The strength of the installation location is sufficient to the terminal board. The indoor and outdoor units are not connected anywhere along their paths. The...
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