ALLIANCE ALLWH200R410 Technical Manual
  1. Manuals
  2. Brands
  3. ALLIANCE Manuals
  4. Heat Pump
  5. ALLWH200R410
  6. Technical manual

ALLIANCE ALLWH200R410 Technical Manual

Direct heating commercial heat pump 50hz
Hide thumbs
Table of Contents

Advertisement

Quick Links

Affordable quality · Proven reliability · Since 2006
Alliance R410A
Direct Heating Commercial Heat Pump
50Hz
Technical Manual

Applicable Models:

ALLWH200R410
ALLWH420R410
ALLWH800R410
Alliance reserves the right to discontinue, or change specification or design at any time
without notice and without incurring obligation.

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the ALLWH200R410 and is the answer not in the manual?

Questions and answers

Related Manuals for ALLIANCE ALLWH200R410

Summary of Contents for ALLIANCE ALLWH200R410

  • Page 1: Applicable Models

    Affordable quality · Proven reliability · Since 2006 Alliance R410A Direct Heating Commercial Heat Pump 50Hz Technical Manual Applicable Models: ALLWH200R410 ALLWH420R410 ALLWH800R410 Alliance reserves the right to discontinue, or change specification or design at any time without notice and without incurring obligation.
  • Page 2 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual Content Part 1 General Information ..............3 Part 2 Performance ................. 6 Part 3 Installation .................. 34 Part 4 Wired Controller ................. 67...

  • Page 3: Part 1 General Information

    R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 Part 1 General Information 1 Product lineup ................4 2 External Appearance ..............4 3 Nomenclature ................5...

  • Page 4: Product Lineup

    MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual 1 Product lineup Table 1-1.1: Product lineup Model Power supply ALLWH200R410 380-415V~, 3Ph, 50Hz ALLWH420R410 380-415V~, 3Ph, 50Hz ALLWH800R410 380-415V~, 3Ph, 50Hz 2 External Appearance Figure 1-2.1: External Appearance ALLWH200R410...

  • Page 5: Nomenclature

    R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 3 Nomenclature ALLWH - 420 / S Z N1 - H H type Refrigerant type - N1: R410A Direct-heating type & Pressure water tank Power supply: 380-415V 3Ph 50Hz Nominal heating capacity (420×100W) heat pump water heater...

  • Page 6: Table Of Contents

    MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual Part 2 Performance 1 Features ..................7 2 Specifications ................8 3 Dimensions (Unit: mm) .............. 11 4 Service Space (Unit: mm) ............14 5 Refrigerant circuit ............... 17 6 Wiring Diagrams ................. 20 7 Main PCB descriptions ..............

  • Page 7: Features

    R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 1 Features High capacity hot water production  High efficiency, COP is up to 4.04 (20kW, 39kW) and 4.00 (80kW).  Unit applies refrigerant heating technology to increase the total energy absorption. ...

  • Page 8: Specifications

    MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual 2 Specifications Table 2-1.1: ALLWH200R410 specifications ALLWH200R410 Model name Power supply V/Ph/Hz 380-415/3/50 Capacity 20.4 Water heating Rated power input 5.05 4.04 Max. power input 7.80 Max. input current 13.3...
  • Page 9 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 Table 2-1.2: ALLWH420R410 specifications ALLWH420R410 Model name Power supply V/Ph/Hz 380-415/3/50 Capacity 39.0 Water heating Rated power input 9.65 4.04 Max. power input 14.5 Max. input current 24.0 Type Scroll Quantity Capacity 29.2 Input...
  • Page 10 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual Table 2-1.3: ALLWH800R410 specifications ALLWH800R410 Model name Power supply V/Ph/Hz 380-415/3/50 Capacity 80.0 Water heating Rated power input 20.0 Max. power input 26.0 Max. input current 45.0 Type Scroll Quantity Capacity 29.95...

  • Page 11: Dimensions (Unit: Mm)

    R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 3 Dimensions Figure 2-3.1: Dimensions of ALLWH200R410 (Unit: mm)
  • Page 12 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual Figure 2-3.2: Dimensions of ALLWH420R410 (Unit: mm)
  • Page 13 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 Figure 2-3.3: Dimensions of ALLWH800R410 (Unit: mm)

  • Page 14: Service Space (Unit: Mm)

    MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual 4 Service Space Figure 2-4.1: Service Space of ALLWH200R410 (Unit: mm)
  • Page 15 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 Figure 2-4.2: Service Space of ALLWH420R410 (Unit: mm)
  • Page 16 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual Figure 2-4.3: Service Space of ALLWH800R410 (Unit: mm)

  • Page 17: Refrigerant Circuit

    R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 5 Refrigerant circuit Figure 2-5.1: Refrigerant circuit of ALLWH200R410...
  • Page 18 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual Figure 2-5.2: Refrigerant circuit of ALLWH420R410...
  • Page 19 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 Figure 2-5.3: Refrigerant circuit of ALLWH800R410...

  • Page 20: Wiring Diagrams

    MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual 6 Wiring Diagrams Figure 2-6.1:Wiring diagram of ALLWH200R410...
  • Page 21 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 Figure 2-6.2: Wiring diagram of ALLWH420R410...
  • Page 22 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual Figure 2-6.3: Wiring diagram of ALLWH800R410...

  • Page 23: Main Pcb Descriptions

    R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 7 Main PCB descriptions Figure 2-7.1: Main PCB description of ALLWH200R410...
  • Page 24 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual Table 2-7.1: Main PCB descriptions Label in Code Content Figure 2-6.1 Current detection Black: Air side heat exchanger temperature sensor connection; CN37 White: Ambient temperature sensor connection; Electronic lock CN26...
  • Page 25 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 Figure 2‐7.2: Main PCB description of ALLWH420R410...
  • Page 26 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual Table 2-7.2: Main PCB descriptions of RSJ-420/SZN1-H Label in Code Content Figure 2-7.2 Communication port for other unit CN39 Communication port for wired controller CN40 CN15 High pressure switch connection...
  • Page 27 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 Figure 2‐7.3: Main PCB description of ALLWH800R410...
  • Page 28 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual Table 2-7.3: Main PCB descriptions of RSJ-800/SZN1-H Label in Code Content Figure 2-7.3 Communication port for other unit CN39 Communication port for wired controller CN40 CN15 High pressure switch connection...

  • Page 29: Electrical Characteristics

    R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 8 Electrical Characteristics Table 2-8.1: Electrical Characteristics ALLWH200R410 ALLWH420R410 ALLWH800R410 Model Voltage 380~415V, 3Ph 380~415V, 3Ph 380~415V, 3Ph Outdoor unit Min. 342V 342V 342V Max. 456V 456V 456V 10.5 Power supply...

  • Page 30: Capacity Table

    MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual 9 Capacity Table Table 2-9.1: ALLWH200R410 capacity Table OT(℃) Inlet water Temp. Capacity Mode Outlet water Temp. (℃) (℃) (kW) 29.90 6.08 30.37 5.71 30.56 5.51 30.45 5.19 30.15 4.86 28.83...
  • Page 31 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 Table 2-8.2: ALLWH420R410 capacity Table OT(℃) Inlet water Temp. Capacity Mode Outlet water Temp. (℃) (℃) (kW) 55.72 6.36 55.40 6.00 54.75 5.64 54.58 5.28 52.46 5.03 56.99 6.50 55.14 5.89 55.00 5.58 54.42...
  • Page 32 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual Table 2-8.3: ALLWH800R410 capacity Table OT(℃) Inlet water Temp. Capacity Mode Outlet water Temp. (℃) (℃) (kW) 102.34 5.74 102.02 5.42 101.36 5.09 100.39 4.76 99.08 4.44 102.27 5.78 100.43 5.25...

  • Page 33: Accessories

    R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 10 Accessories Table 2-10.1: Accessories Quantity Name Shape Outdoor unit installation and owner’s manual Y-shaped filter Wired controller Temperature sensor for domestic hot water tank Transit line for wired controller Notes: 1.

  • Page 34: Part 3 Installation

    MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual Part 3 Installation 1. Safety information ................ 35 2. Unit Installation ................36 3. Trial run ..................51 4. Fault analysis and solutions ............52 5. Maintenance ................65...

  • Page 35: Safety Information

    R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 1 Safety information To prevent injury or property damage, the following instru ons must be followed. Incorrect opera on due to ignoring of instru ons may cause harm or damage. Ensure that: The unit is earthed effectively.

  • Page 36: Unit Installation

    MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual Do not operate the unit with a wet hand. An electric shock may be caused.  The installation height of power supply should be over 1.8m. To prevent any problem with water ...
  • Page 37 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 2.1 Unit outlook Figure 3-2.1: Unit outlook ALLWH200R410 ALLWH420R410 ALLWH800R410...
  • Page 38 To protect the unit while handling, insert protective pads between rope and unit. For ALLWH200R410 before lifting, open the front and rear cover of the lower unit and reset it after  installation. The lifting angle of the rope should larger than 60°.
  • Page 39 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 Figure 3-2.4: Lifting of 2.3 Unit installation caution The unit can be installed on the ground or on a suitable roof, but enough ventilation volume should be  ensured in both cases. The unit should not be installed where noise and vibration could cause problems.
  • Page 40 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual The unit can be installed on the ground or on a suitable roof, but local laws and requirements regarding  lightning-proofing of entire water system must be observed. 2.4 Distance of unit ground screws Figure 3-2.5: Distance of unit ground screws (Unit: mm)
  • Page 41 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 2.5 Unit installation space Figure 3-2.6: Unit installation space (Unit: mm) ALLWH200R410 ALLWH420R410 ALLWH800R410...
  • Page 42 Use thermal insulation material to wrap the inlet water pipe, outlet water pipe and circulative water  pipes. The pipe diameter of main water pipes:  Table 3-2.2: Water pipe joint specifications for multi units ALLWH200R410 Amount of units connected in parallel Water inlet pipe joint Water outlet pipe joint DN25...
  • Page 43 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 Table 3-2.3: Water pipe joint specifications for multi units Amount of units connected in parallel Water inlet pipe joint Water outlet pipe joint DN32 DN32 DN50 DN50 DN65 DN65 DN80 DN80 Table 3-2.4: Water pipe joint specifications for multi units ALLWH800R410 Amount of units connected in parallel Water inlet pipe joint...
  • Page 44 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual Figure 3-2.8: Multi units connection Table 3-2.5: Icons explanation Stop valve Motor operated valve Flexible rubber joint (soft-connect) Water pump Water using end Water supply controller Solenoid valve Pressure reducing valve...
  • Page 45  ake sure E‐he eater is covere ed with wate er all the time e .  Figure  3‐2.9: Water ta ank installation p selection  ater cycle pum :  ALLWH200R410 Circulativ ve heating rat ted water flo 3.5 m Water re sistance of ci rculative rate ed water flow 160 kPa ALLWH420R410 Circulativ ve heating rat ted water flo...
  • Page 46 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual Rated head of circulative pump: Σ On-way resistance + Σ Local resistance + Unit resistance Rated flow of circulative pump: Rated flow of a single circulation heating unit × Circulating unit quantity 2.8 E-heater capacity selection...
  • Page 47 2%. If wire continuous length exceeds the ones listed in the table, please choose wires with the right diameters according to relative regulation. When finishing wiring, first carry out a careful inspection of connections before switching on.  ALLWH200R410 Power supply 380-415V, 3Ph, 50Hz Wire size (˂30m) Min.
  • Page 48 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual  Specifications of controlling wire Item Size (UL1015) Remarks E-heater controlling wire 2-core Circulating water pump controlling wire 2-core Remote alarm control wire 2-core Communication cable (shielded) 3-core Wired controller power supply wire...
  • Page 49 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801  Electric wiring figure  Electric control schematic diagram of the unit (Only for reference) When power supply wire of the wired controller is less than 20m, wiring can be utilised as shown...
  • Page 50 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual in diagram. When it it exceeds 20m, the power adapter is necessery. Pay a en on to the power phase sequence; if there is a wrong connec on of the phase sequence, the compressor will not operate, and the digital screen of the water heater electrical control board will display error code.

  • Page 51: Trial Run

    R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 3 Trial run 3.1 Check list Please check the items before operation in the table 3-3.1. Table 3-3.1: Checking list before operation Item Whether the unit is installed firmly. Whether the air inlet and outlet of the unit are obstructed. Whether the dial codes of each unit has been dialled to the correct position.

  • Page 52: Fault Analysis And Solutions

    MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual 4 Fault analysis and solutions 4.1 Abnormal phenomena Table 3-4.1: Phenomena Cause When the unit is defrosting, this is the sound of the 4 -way valve being shifted. Air supply motor stops automatically to defrost.
  • Page 53 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 Table 3-4.3: Phenomena Phenomena Possible reason Detect and settle measure 1. Power errors. Connected with wrong phase sequence. Check and retighten again. 2. Wire connection is loose. Compressor is unable to drive 3.
  • Page 54 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual 4.2 Error code list Normal display contents: 1. Under standby and no error and protection situation, the main unit will display the detected water tank sensor temperature (T5), the slave unit will display the address of this unit.
  • Page 55 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 When the unit satisfies the unit stopping conditions, the counting of stop frequency will be cleaned. By  the way, also it will be cleaned when the unit has not any protection in 10 hours. Otherwise, if the unit is switched off...
  • Page 56 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual 4.3 Spot check Table 3-4.5: Spot check list Display Specification Water outlet temperature T1 temperature value Coil temperature T3 temperature value Ambient temperature T4 temperature value Water tank temperature T5 temperature value...
  • Page 57 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 4.4 Troubleshooting E1: Power phase sequence error E2: Communication error of host unit and wired controller, main unit and slave unit. E8: Error of circulating water flow detector (Only host unit displays).
  • Page 58 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual E3: Error of water outlet temperature sensor (T1). E4: Error of water temperature sensor in the water tank (only host unit displays) (T5). E5: Error of air heat-exchanger temperature sensor (T3).
  • Page 59 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 P0: System low pressure protection...
  • Page 60 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual P1: System high pressure protection...
  • Page 61 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 P2: Compressor current of system is overload Notes: the value of Io is 30A.
  • Page 62 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual P4: Protection for discharge Hi-temperature (Tp≥115º C)
  • Page 63 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 P7: Host unit is not matched with wired controller, host unit will display P7, and wired controller will display E2. (Power supply of wired controller is 10VAC, if the power supply is not stable, the code of protection or error will also be displayed.)
  • Page 64 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual P8: Water outlet Hi-temperature protection. (≥68º C, and keep 2 minutes) C1: Compressor current is less than 2A during operation...

  • Page 65: Maintenance

    R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 5 Maintenance All the safety protection devices in the unit will be set before leaving the factory, the user can not adjust  or remove them, to avoid damaging the unit. The power supply to the heat pump should be turned on for at least 1 day before starting the ...
  • Page 66 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual When using cleaning agents, cleaning time and temperature should be adjusted to the amount  of dirt and scale deposited. To neutralise and dispose of the waste liquid after cleaning, a specialised company should be used.

  • Page 67: Part 4 Wired Controller

    R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 Part. 4 Wired Controller 1 Specifications ................68 2 Introduction of function buttons ..........68 3 Operation instruction ..............70 4 Installation ................. 76...

  • Page 68: Specifications

    MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual 1 Specifications Model KJR-51/BMKE-A Input Voltage 10.0V Operating environment temperature -10º C~+43º C Operating RH RH 40%~RH 90% Performance Features  Touch key operation.  LCD displays operation parameters. ...
  • Page 69 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 ④ Timing ON/OFF indication ( ): Indicate the timing information. ⑤ Function icon:  : Displays when water heater system connects to Modbus network;  : Displays when other heat source is provided to the system. ...

  • Page 70: Operation Instruction

    MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual step setting under timing setting status. Press these keys to turn over the unit parameter information under check status. OK key: Press this key to confirm settings. Press and hold this key for 3 seconds to unlock under locking status.
  • Page 71 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 following order each time the key is pressed. The setting options in the dotted line frame are not general settings. The wired controller automatically judges the needed setting according to the model of main unit. ...
  • Page 72 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual means the current setting is the minute of Timer 1 on, press the ▲ or ▼ to adjust, press key when finished, the LCD will display as the following:  At this time the hour of the clock will flash, which means the current setting is the hour of Timer 1 off, press the ▲...
  • Page 73 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 During any period of timing setting to press OK key, the timing periods which have been set will be effective (only if the on and off of one timing period have been set, the setting is effective). Check timing information: to check the timing which has been set, press key under main page, the on and off time of Timer 1, Timer 2 and Timer 3 will be displayed in turns.
  • Page 74 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual  Set clock Press the SET key 4 times to enter clock setting. The hour of the clock will flash, which means the current setting is the hour of the clock, press the ▲ or ▼ key to adjust, press key when finished, and then the minutes of the clock will flash, it means the current setting is the minute of the clock, press the ▲...
  • Page 75 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 Operation method: press AUXILIARY key twice to enter this function. The icon will flash, press OK key to confirm. The ’CYCLE’ icon will be on if the cycle heating running requirement is fulfilled and will be off if not fulfilled.

  • Page 76: Installation

    MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual  Press the ▲ or ▼ key to adjust the main unit serial number and check 16 unit’s status information from #0~#15. Press to adjust the check sequence number of one unit and check all the status information of this unit.
  • Page 77 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801  The wiring should adapt to the wired controller current. Otherwise, electric leakage or heating may occur and result in fire.  The specified cables shall be applied in the wiring. No external force may be applied to the terminal. Otherwise, wire cutting and heating may occur and result in fire.
  • Page 78 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual 4.3 Dimensions 4.4 Wire connection There are two methods to connection between wired controller and main unit.
  • Page 79 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 4.5 Back cover installation  Use straight head screwdriver to insert into the buckling position in the bottom of wired controller, and turn the screwdriver to open the back cover. Pay attention to turning direction, otherwise the back cover will be damaged.
  • Page 80 MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual  Use cross head screws to fix the wired controller bottom cover in the electric control box through the screw bar. Make sure the wired controller bottom cover is on the same level after installation, and then install the wired controller back to the bottom cover.
  • Page 81 R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801 4.7 Front cover installation After adjusting the front cover then attach the front cover. Avoid clamping the  communication switching wire during installation. Correctly install the back cover and firmly attach the front cover and back cover, otherwise the ...

This manual is also suitable for:

Allwh420r410Allwh800r410

Table of Contents

Save PDF