Carrier 38NYV025M-A- User Manual
Carrier 38NYV025M-A– User Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
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Table of Contents:
- Page 2 – CONTENTS
- Page 3 – SAFETY PRECAUTIONS; For general public use; New Refrigerant Air Conditioner Installation; CAUTION; TO DISCONNECT THE APPLIANCE FROM THE MAIN POWER SUPPLY; DANGER; DANGER: HIGH VOLTAGE
- Page 4 – TO FOLLOW THIS INSTRUCTION CAN RESULT IN FIRE OR EXPLOSION.; WARNING; damage can result if the unit falls.; Inappropriate grounding may cause electric shock.; Do not store in a wet basement or expose to rain or water.
- Page 6 – -3. Capacity Variation Ratio According to Temperature
- Page 8 – Flare processing procedures and precautions; b) Removing Burrs and Chips
- Page 9 – ØD
- Page 10 – Flare Connecting Procedures and Precautions; b) Correctly align the processed flare surface with the union axis.
- Page 11 – (Note 2) Charging cylinder for R410A is being currently developed.
- Page 12 – Never charge refrigerant exceeding the specified amount.
- Page 13 – Silver brazing filler
- Page 14 – Characteristics required for flux; • Noncorrosive flux; Piping materials for brazing and used; Never use gas other than Nitrogen gas.; Brazing method to prevent oxidation; Piping material
- Page 15 – CONSTRUCTION VIEWS
- Page 19 – No. Parts name Model name Rating; (Noise filter) L03; Par ts name; AFS; SPECIFICATION OF ELECTRICAL PARTS
- Page 20 – REFRIGERANT CYCLE DIAGRAM; INDOOR UNIT; TO; OUTDOOR UNIT; T E
- Page 22 – CONTROL BLOCK DIAGRAM; REMOTE CONTROL
- Page 23 – or indoor unit; Compressor; Discharge
- Page 24 – OPERATION DESCRIPTION; outdoor; Role of indoor unit controller; Operations followed to judgment; Contents of operation command signal; fan motor. Besides detecting revolution position of the
- Page 26 – Remote controller
- Page 27 – Ite m; operation; Operation Hz control (Include limit control)
- Page 28 – Tsc; WC; Indication; Fan speed
- Page 29 – ) When setting the fan speed to; Cold draft preventive control; Basic fan control; In starting
- Page 31 – Usual cooling capacity control
- Page 32 – Outdoor heat e; defrost operation star ts.
- Page 33 – Air direction; Horizontal; Item; position; This function controls the air direction of the indoor unit.; Description; Swing operation is performed in width 35° with the stop position as; ) Louver position in heating operation; ) Air direction adjustment
- Page 34 – Economic operation is performed; ) Setting the compressor speed to; Hz; when ECONO has been received.
- Page 35 – ) To stop the temporary operation, press; Discharge temperature control 1. Purpose; • Control of the compressor speed
- Page 36 – ) Press RESET button on the indoor unit to turn
- Page 37 – POWER mark is indicated on the display of the remote; Automatic operation; The indoor unit operates in according to the; Cooling operation; The preset temperature drops 1oC; Heating operation; The preset temperature increases 2oC; The Hi-POWER mode can not be set in Dry
- Page 38 – • When the unit is standby (Not operating)
- Page 39 – • When the system is operating
- Page 40 – AUTOMATIC OPERATION; To automatically select cooling, heating, or fan only operation.; Infrared signal emitter; Some models, remote will have text above the buttons.
- Page 42 – AUTO RESTART OPERATION; Do not operate ON timer and OFF timer.; Setting; To start the sleep timer (OFF timer) operation
- Page 43 – -4-3. Name and Functions of Indications on Remote Controller; oC
- Page 44 – Automatic operation; The indoor unit operates in according to the current operation.; The Hi-POWER mode can not be set in Dry operation
- Page 45 – INSTALLATION PROCEDURE
-
Page 46 –
; to the bottom plate of the outdoor unit; Parts name; Pipe insulating material; Drain outlet - Page 47 – Others; Owner’s manual; Mounting screw
- Page 48 – Exclusive for HFC refrigerant.
- Page 49 – A place which allows the front panel to be opened.; plate; When installing the refrigerant pipes from the rear.
- Page 50 – Insert clip anchors for appropriate mounting screws
- Page 51 – NOTE; Use stranded wire only.
-
Page 52 –
; To connect the pipe after installation of the unit (figure); When bending a pipe, carefully do it not to crush it. - Page 54 – Do not apply excess torque.; Imper; Outer dia. R410A Conventional
- Page 56 – Every wire must be connected firmly.; Single phase; NOTE: Connecting cable
- Page 57 – Information; Press and hold down the RESET button for; Remote control selector switch; ndoor unit or remote control to B setting. (Both are set to A; Remote Control A-B Selection; of 2 air conditioner are installed nearly.; When two indoor units are installed in the separated rooms,
- Page 58 – HOW TO DIAGNOSE THE TROUBLE; No. Troubleshooting Procedure
- Page 60 – 1-3. Judgment by Flashing LED of Indoor Unit; Table 1
- Page 61 – • 2-digits alphanumeric will be indicated on the display.
- Page 64 – Parts; 1-5. Judgement of Trouble by Every Symptom; Is the voltage
- Page 68 – (2) Outdoor unit stops in a little while after operation started.; Terminal block on indoor side; Gas leak
- Page 71 – Procedure; is; GND; Causes
- Page 72 – 1-7. How to Diagnose Trouble in Outdoor Unit; Diagnosis/Process flowchart
- Page 73 – Sensor characteristic table
- Page 74 – Disconnect the connector, and measure resistance value with the; Outdoor temperature sensor
- Page 75 – Case that product is good; Soldered
- Page 76 – 1-9. How to Simply Judge Whether Outdoor Fan Motor is Good or Bad; Outdoor fan motor does not rotate.; How to simply judge whether outdoor fan motor is good or bad
- Page 77 – Part name; Front panel
- Page 78 – Remove the 2 screws fixing the base bearing.; Heat exchanger
- Page 80 – Solder side
- Page 81 – ) After connecting the power cord and
- Page 84 – and
- Page 85 – and 1 of
- Page 87 – EXPLODED VIEWS AND PARTS LIST
- Page 88 – Electric Parts Assembly
- Page 89 – MOTOR BASE CONNECTION PLATE
Loading the manual
March, 2007
FILE NO. SVM-07009
SERVICE MANUAL
AIR-CONDITIONER
SPLIT WALL TYPE
1
2
AM
PM
X
42
NQV025M
/ 38NYV025M
42NQV025M-A / 38NYV025M-A
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Summary
Page 2 - CONTENTS
– 2 – CONTENTS 1. SAFETY PRECAUTIONS .......................................................................... 3 2. SPECIFICATIONS ..................................................................................... 5 3. REFRIGERANT R410A ..............................................................
Page 3 - SAFETY PRECAUTIONS; For general public use; New Refrigerant Air Conditioner Installation; CAUTION; TO DISCONNECT THE APPLIANCE FROM THE MAIN POWER SUPPLY; DANGER; DANGER: HIGH VOLTAGE
– 3 – 1. SAFETY PRECAUTIONS For general public use Power supply cord of outdoor unit shall be more than 1.5 mm 2 (H07RN-F or 60245IEC66) polychloroprene sheathed flexible cord. • Read this “SAFETY PRECAUTIONS” carefully before servicing. • The precautions described below include the impor tant items...
Page 4 - TO FOLLOW THIS INSTRUCTION CAN RESULT IN FIRE OR EXPLOSION.; WARNING; damage can result if the unit falls.; Inappropriate grounding may cause electric shock.; Do not store in a wet basement or expose to rain or water.
– 4 – • DO NOT INSTALL NEAR CONCENTRATIONS OF COMBUSTIBLE GAS OR GAS VAPORS. FAILURE TO FOLLOW THIS INSTRUCTION CAN RESULT IN FIRE OR EXPLOSION. • TO PREVENT THE INDOOR UNIT FROM OVERHEATING AND CAUSING A FIRE HAZARD, PLACE THE UNIT WELL AWAY (MORE THAN 2 M) FROM HEAT SOURCES SUCH AS RADIATORS, HEAT...
