Mitsubishi PUHZ-SW120VHA-BS.UK- User Manual

Page 2 - REFERENCE MANUAL; INDOOR UNIT SERVICE MANUAL; Model name

2 1 REFERENCE MANUAL INDOOR UNIT SERVICE MANUAL Model name Service ref. Service manual No. EHST20C-VM6HBEHST20C-YM9HBEHST20C-VM6BEHST20C-YM9BEHST20C-VM6EBEHST20C-YM9EBEHST20C-VM6SBEHPT20X-VM2HBEHPT20X-VM6HBEHPT20X-YM9HBEHPT20X-VM6BEHPT20X-YM9B EHST20C-VM6HB.UKEHST20C-YM9HB.UKEHST20C-VM6B.UKEHST20C-Y...

Page 3 - SAFETY PRECAUTION; Cautions for units utilizing refrigerant R410A

3 2 SAFETY PRECAUTION Cautions for units utilizing refrigerant R410A 2-2. CAUTIONS RELATED TO NEW REFRIGERANT Use new refrigerant pipes. Make sure that the inside and outside of refrige-rant piping is clean and it has no contaminationsuch as sulfur hazardous for use, oxides, dirt, shaving particles,...

Page 4 - When charging directly from cylinder

4 Gravimeter Unit [3] Service tools Use the below service tools as exclusive tools for R410A refrigerant. No. Tool name Specifications 1 Gauge manifold ·Only for R410A ·Use the existing fitting specifications. (UNF1/2) ·Use high-tension side pressure of 5.3MPa·G or over. 2 Charge hose ·Only for R410...

Page 5 - -3. PRECAUTIONS WHEN REUSING EXISTING R22 REFRIGERANT PIPES; Flowchart; collecting in the base of the outdoor unit could cause rust.

5 2-3. PRECAUTIONS WHEN REUSING EXISTING R22 REFRIGERANT PIPES Flowchart Perform the airtight test, vacuum air purging, additional refrigerant charging (if necessary), and gas leak check. • Refer to the ﬂ owchart below to determine if the existing pipes can be used and if it is necessary to use a ﬁ ...

Page 6 - Cautions for refrigerant piping work; Thickness of pipes

6 Cautions for refrigerant piping work New refrigerant R410A is adopted for replacement inverter series. Although the refrigerant piping work for R410A is same as for R22, exclusive tools are necessary so as not to mix with different kind of refrigerant. Furthermore as the working pressure of R410A ...

Page 7 - FEATURES

7 3 FEATURES PUHZ-SW75VHA.UKPUHZ-SW75VHA-BS.UK CHARGELESS SYSTEMPRE-CHARGED REFRIGERANT IS SUPPLIED FOR PIPING LENGTH AT SHIPMENT.(Max. 10m (PUHZ-SW75-120)) The refrigerant circuit with LEV (Linear Expansion Valve) and Accumulator always control the optimal refrigerant level regardlessof the length ...

Page 8 - SPECIFICATIONS

8 4 SPECIFICATIONS <Reference data> Plate heat exchanger (ACH70-40 plates) Nominal water ﬂ ow L/min 22.9 Heating(A7/W35) Capacity kW 8.00 COP 4.40 Power input kW 1.82 Heating(A7/W45) Capacity kW 8.00 COP 3.40 Power input kW 2.35 Heating(A2/W35) Capacity kW 7.50 COP 3.40 Power input kW 2.20 Hea...

Page 11 - DATA; Initial; Compressor model

11 5 DATA 5-1. REFILLING REFRIGERANT CHARGE (R410A : kg) 5-2. COMPRESSOR TECHNICAL DATA Service Ref. Piping length (one way) Initial charged 10m 20m 30m 40m 50m 60m 75m PUHZ-SW75VHA.UKPUHZ-SW75VHA-BS.UK 3.2 3.6 4.0 4.6 — — — 3.2 PUHZ-SW100VHA.UKPUHZ-SW100VHA-BS.UKPUHZ-SW100YHA.UKPUHZ-SW100YHA-BS.UK ...

Page 13 - OUTLINES AND DIMENSIONS; Rear Air; Piping Knockout Hole Details; PIPING-WIRING DIRECTIONS

13 6 OUTLINES AND DIMENSIONS Unit : mm Air Intake Rear Air Intake Handle for moving Handle for moving 322 950 473 943 23 *1 447 *1 431 673 2 1 Handle for moving Handle for moving Service panel Earth terminal Left···Power supply wiring Right···Indoor/Outdoor wiring Terminal Connections Rear piping co...

Page 15 - WIRING DIAGRAM

15 7 WIRING DIAGRAM 1 2 3 4 5 6 7 8 OFF ON 75V MODEL SW6 * 1 MODEL SELECT The black square ( ) indicates a switch position. SW5-6 * 2 OFF ON 1 2 3 4 5 6 * 2 SW5 -1 to 5 : Function Switch SYMBOL NAME SYMBOL NAME SYMBOL NAME TB1MCMF121S463H63HSTH3TH4TH6TH7TH8TH34LEV-A, LEV-BACLCY1, CY2 Terminal Block ...

Page 18 - WIRING SPECIFICATIONS; FIELD ELECTRICAL WIRING (power wiring specifications)

18 8 WIRING SPECIFICATIONS FIELD ELECTRICAL WIRING (power wiring specifications) Outdoor unit model SW75V SW100V SW120V SW100, 120Y Outdoor unit power supply ~/N (single), 50 Hz, 230 V ~/N (single), 50 Hz, 230 V ~/N (single), 50 Hz, 230 V 3N~ (3 ph 4-wires), 50 Hz, 400 V Outdoor unit input capacity ...

Page 19 - REFRIGERANT SYSTEM DIAGRAM

19 9 REFRIGERANT SYSTEM DIAGRAM unit : mm(inch) Distributor Thermistor TH7(Ambient) Heat exchanger Refrigerant LIQUID pipe connection : 9.52(3/8) Stop valve(with service port) Strainer#100 Powerreceiver Linearexpansion valve B Linear expansion valve A Strainer#100 Thermistor TH6(2-phase pipe) Thermi...

Page 20 - Stop

20 9-2. Unit replacement operation When reusing the existing pipes that carried R22 refrigerant for the SW75/100/120 models, replacement operation must be performed before performing a test run. 1 If new pipes are used, these procedures are not necessary. 2 If existing pipes that carried R22 refrige...

Page 21 - TROUBLESHOOTING

21 10 TROUBLESHOOTING 10-1. TROUBLESHOOTING <Error code display by self-diagnosis and actions to be taken for service (summary)> Present and past error codes are logged and displayed on the control board of outdoor unit. Actions to be taken for service, which depends on whether or not the trou...

Page 22 - ; Note: Refer to indoor unit section for code P and code E.

22 10-3. SELF-DIAGNOSIS ACTION TABLE <Abnormalities detected when the power is turned on> Note: Refer to indoor unit section for code P and code E. Error Code Abnormal point and detection method Case Judgment and action None — 1 No voltage is supplied to terminal block (TB1) of outdoor unit. a...

Page 24 -

24 Error Code Abnormal point and detection method Judgment and action U1 High pressure (High-pressure switch 63H operated) Abnormal if high-pressure switch 63H operated ( ) during compressor operation. 4.15 MPa 63H: High-pressure switch 1 Short cycle of indoor unit 2 Clogged filter of indoor unit 3 ...

Page 34 - Symptoms: Nothing is displayed on the remote controller

34 AC 198V to AC 264V? AC 198V to AC 264V? AC 198V to AC 264V? DC 12V to DC 16V? DC 12V to DC 16V? NO YES NO YES NO YES YES NO YES NO Check the voltage between S1 and S2 on the terminal block (TB4) of the indoor unit which is used to connect the indoor unit and the outdoor unit. Check the voltage am...

Mitsubishi PUHZ-SW120VHA-BS.UK- User Manual

Table of Contents:

Summary

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