Dehumidifiers for radiant cooling systems with heat recovery (48 pages)
Summary of Contents for HIdRos HMA/Z Series
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Incorporated in this document are the following: • Declaration of conformity • Technical manual • Dimensional drawing Read and understand Multiple instructions: the instructions before undertaking any work on the unit MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021 Original instructions...
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We declare under our own responsibility that the below equipment complies in all parts with the CEE and EN directives. The declaration of conformity is enclosed to the technical booklet enclosed with the unit. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
5.1 Preliminary checks ................................5.2 Description of the control panel ............................5.3 Remote control panel ................................. 6. USE ......................................... 6.1 Switch the unit on ................................6.2 Stop ....................................6.3 Stand-by .................................... MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
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8. DECOMMISSIONING ..................................... 8.1 Disconnect the unit ................................8.2 Disposal, recovery and recycling ............................8.3 RAEE Directive (only UE) ..............................9. DIAGNOSIS AND TROUBLESHOOTING ..............................................................10.DIMENSIONAL DRAWINGS .................................. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
In these instructions symbols have been used (described in the following paragraphs) to draw the attention of operators and users to the operations that have a higher risk and which must be performed safely. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
(special anchors or seismic vibrations to prevent disasters or earthquake. breakages or accidental falls ). MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
ACTION REQUIRED A white symbol inserted in a blue circle indicates an action that must be done to avoid a risk. Safety symbols combined in accordance with ISO 3864-2: MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
Any other use is prohibited because it may pose a potential risk to the health of operators and users. The unit is not suitable for operations in environments: • excessively dusty or potentially explosive atmospheres; • where there are vibrations; • where there are aggressive atmospheres MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
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Contiene gas fluorurati ad effetto serra disciplinati dal protocollo di Kyoto Contains fluorinated greenhouse gasses covered by the Kyoto protocol The product label should never be removed from the unit. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
2014. Contain spilled material with sand, earth or other suitable absorbent material. Do not allow the refrigerant to enter drains, sewers or basements, as pockets of vapor can form. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
2.6.5 Further medical treatment Treat symptoms and carry out support therapy as indicated. Do not administer adrenaline or similar sympathomimetic drugs following exposure, due to the risk of cardiac arrhythmia. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
(as a protection fans and compressors), control circuit automatic breakers, compressor contactors, fan contactors. The terminal board is supplied with voltage free contacts for remote ON-OFF and general alarm. 3.1.9 External remote condenser MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
It’s used to ensure the best resistance against the atmospheric agents and the operation in aggressive enviroments. The frame is made of stainless steel AISI 304, self-supporting with removable panels to facilitate inspection and maintenance of internal components. All screws and rivets are in stainless steel. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
I dati relativi alla carica del refrigerante possono cambiare senza preavviso; è perciò necessario fare SEMPRE The refrigerant data may change without notice. It is therefore necessary to refer always to the silver label placed riferimento all’etichetta argentata posta sull’unità. on the unit. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
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3,30 3,80 Input current 1,50 2,80 2,80 3,60 5,50 6,70 Input power 0,68 0,73 0,73 1,18 3,10 3,60 B (Low speed) Input current 1,40 1,50 1,50 2,20 5,20 6,40 MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
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It is recommended to move a single micro switch for each operating speed . The displacement of two or more micro switches may generate incorrect power supply voltages with malfunction or damage to the unit . MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
The units are designed to work in clean ambients and with the standard characteristics of the ambient air. It’s suitable not to install the unit in swimming pools or ambient with polluted and/or aggressive air. Contact the Company in case of necessity. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
(according to set parameters), switches the compressor off, while the fan remains in operation. At the end of the defrost cycle, there is a timer delay to allow condensate water to clear from the coil. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
4.3 Personal protective equipment When operating and maintaining the unit, use the following personal protective equipment listed below as required by law. Protective footwear. Eye protection. Protective gloves. Respiratory protection. Hearing protection. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
It is important to keep the unit horizontal at all time to avoid damages to the internal components. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
H1 = 20 mm = pressure difference inside the unit in mm water column Discharge pipe 10 Pa 1 mm water column the fan, in any case never less than 35 mm. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
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HMA/Z with temperature control 4.9.1 How to remove the drip tray MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
- Pipelines diameter can be read in the Table depending on the unit size and on the lenght of refrigerant pipelines. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
The quantity of oil here metioned in the table, should be added for any syphon and meter of liquid line. Liquid line diameter (mm) The syphon must respect the following dimensions Ø MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
Solenoid valve for external condenser Liquid receiver Solenoid valve for internal condenser Compressor Internal condenser drain solenoid Axial fan External condenser drain solenoid The cooling circuit principle diagram is purely indicative. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
Any reversal of polarity will result in the non-functioning unit. The supervision connectivity cable must be telephone one type 2x0, 25 mm contacting the assistance. TELEPHONE CABLE SERIAL INTERFACE CONNECTION CABLE WITH CARD ADAPTER UNITS MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
ASLE ASRI ASVE Left hand side Supply Right hand side Supply Vertical Supply (standard) Flexible connection Self-tapping screws ø 3,9 mm or 4,2 mm MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
In all units the supply fan can be oriented in 3 different directions. The operation has to be carried out exclusively in the factory. Standard ASRI ASVE ASLE Vertical Supply (standard) Left hand side Supply Right hand side Supply MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
If opened, the main switch cuts the power off to any electric heater and antifreeze device supplied with the unit, in- cluding the compressor crankcase heaters. The main switch should only be disconnected for cleaning, maintenance or unit reparation. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
For powering the unit remove the front panel; use the appropriate cable gland present in the side panel and connect the power cord to the terminal block in the cabinet. After connecting all cable carefully close the front panel. Power supply Electric connections MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
The fans are directly connected to the fan; they are all at 2 speeds, with integrated thermal Max. speed protection. Min. speed REMOTE CONDENSER CONNECTION Under voltage contact 230V MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
• Before start up check that all panels are replaced in the proper position and locked with fastening screws. Do not modify internal wiring of the unit as this will immediately invalidate the warranty. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
In programming mode allows to scroll through the parameter codes or increases the values If press ed down for 5 seconds, it makes it possible to switch the unit on or off. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
Humidity set, in the bottom line will appear the label SETU. Temperature set, in the bottom line will appear the label SETC. makes it possible to modify the set points; MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
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If there is damage to the remote control or there is a faulty connection, failure of communication will be indicated in the display with the message “noL” (no link). MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
Icon ON: the unit is on. Counter between two defrost cycles. Icon ON: the display shows the room temperature or hu- Not used. miditiy. Icon blinking: high pressure alarm is active. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
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Unit equipped with electronic sensor Unit equipped with mechanical thermostat/hygrostat Unit in drip time after defrost Unit in drip time after defrost Unit equipped with electronic sensor Unit equipped with mechanical thermostat/hygrostat MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
The units are supplied with a very sophisticated control system with many other parameters that are not adjustable by the end user; these parameters are protected by a manufacturer password. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
RST label appears on the upper part of the display. In this case press the key to reset. The nO label appears on the upper part of the display. In this case the alarm is permanent; contact the Company. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
The top case and dischar- ge line of compressor are usually at high temperature. Care must be taken when working in their surroundings. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
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Check for freon leaks In order to carry out operations on the refrigerant, it is necessary to observe the European Regulation 517_2014, tionary refrigeration, air conditioning and heat pump equipment”. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
• When replacing the compressor following a burn out, it is advisable to wash the cooling system with appropriate products including a • When under vacuum do not switch on the compressor. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
2011/65/EU (RoHS), but if abandoned in the environment it has a negative impact on the ecosystem. that for which it was designed, as there is a risk of electric shock if used improperly. MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
Contact the Company Electrical heater thermal alarm cessary replace them. In (if present) ducted versions, check the pressure drop of the ducts. Atc1 Compressor alarm Compressor malfunctioning Contact the Company MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
HMA/Z with temperature control HMA/Z 270 - 350 - 450 MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
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HMA/Z HMA/Z 550 - 750 - 950 MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
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HMA/Z with temperature control HMA/Z 270 - 350 - 450 (FARC) MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
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HMA/Z HMA/Z 550 - 750 - 950 (FARC) MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
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HMA/Z with temperature control HMA/Z 270 - 350 - 450 (Outdoor Unit) MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
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HMA/Z HMA/Z 550 - 750 (Outdoor Unit) MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
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HMA/Z with temperature control HMA/Z 950 (Outdoor Unit) MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
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HMA/Z MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
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HMA/Z with temperature control MTEC.6710.GB-D-1 Operation and maintenance manual HMA/Z series English Rev. D 02-2021...
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HIDROS Srl Technical data shown in this booklet are not binding. The reference languages for the whole documentation are Italian and English. The other languages are to be considered only as guidelines.
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