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robatherm RM Series Installation, Commissioning Maintenance

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Pos: 2 /Layout/Titel_Montage Inbetriebnahme Wartung @ 0\mod_1257953072735_2008.doc @ 2125 @
Pos: 3 /Layout/Hinweis_Deckblatt @ 0\mod_1257492952667_2008.doc @ 2064 @
=== Ende der Liste für Textmarke Inhalt2 ===
Air Handling Units
Installation
Commissioning
Maintenance
Translation of the original instructions
Englische Version – English Version
Keep for future use

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  • Page 1 Air Handling Units Pos: 2 /Layout/Titel_Montage Inbetriebnahme Wartung @ 0\mod_1257953072735_2008.doc @ 2125 @ Installation Commissioning Maintenance Pos: 3 /Layout/Hinweis_Deckblatt @ 0\mod_1257492952667_2008.doc @ 2064 @ Translation of the original instructions Englische Version – English Version Keep for future use === Ende der Liste für Textmarke Inhalt2 ===...
  • Page 2 This manual accords with current technology at the time of writing. As the printed version is not regularly updated, please obtain the latest version before using it, by downloading from www.robatherm.com or on request from robatherm. The copyright to this work, including all illustrations, is reserved. No use which exceeds the limits of copyright law is allowable without our permission, and such use will be prosecuted.

  • Page 3: Table Of Contents

    Contents Introduction   General   Safety Instructions   Emergency Provisions     Maintenance and Cleaning Instructions Installation RMC / RZ / RM / RL   Delivery     Unloading and Transport Assembly and Installation   Sealing of the Roof of Weatherproof Units  ...

  • Page 5: Introduction

    For components which are not described, the individual instructions are to be observed (request if required). robatherm will not be held liable for damage or faults which result from non-observance of these instructions.
  • Page 6 Pos: 7.11 /Einleitung/Übergabe @ 2\mod_1334559030399_2008.doc @ 22410 @ 4 Handover AHUs with integrated control technology may only be taken into operation after to robatherm’s initial commissioning and after handover and customer’s briefing has been concluded. Pos: 7.12 /Einleitung/Einfrierschutz @ 2\mod_1334559151487_2008.doc @ 22425 @ 4...

  • Page 7: Safety Instructions

    The floor loading in the AHU must not exceed 100 kg/m² of floor surface. Basically, the units’ roof is not designed to any additional load. In case of need, please contact robatherm directly. Pos: 10 /Layout/Leerzeile @ 0\mod_1256628654328_0.doc @ 2285 @ Pos: 11 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @...

  • Page 8: Emergency Provisions

     Check sealings, especially door sealings regularly for damage and function.  Immediately eliminate damage to the coating or traces of corrosion by using touch up paint.  Remove pollution and dirt in gaps or grooves using damp cloth with applicable cleansers or a vacuum cleaner. © robatherm...
  • Page 9 ATEX classification applied (category, atmosphere, temperature classification). It is preferable to use identical original components. If inappropriate changes are made to the unit by third parties, the robatherm declaration of conformity ceases to apply.

  • Page 10: Installation Rmc / Rz / Rm / Rl

    Only use suitable and approved slinging devices (ropes, chains, lifting belts) for unloading and transporting the units and only fasten them to the lifting eyes or transportation loops in accordance with VBG 9a (UVV 18.4). Pos: 17.6 /Montage/Entladung und Transport_Kran-Entladung @ 0\mod_1257499861415_2008.doc @ 2071 @ 44 © robatherm...
  • Page 11 When unloading and transporting with fork lift trucks, use forks which go fully underneath the unit. Only transport units on the base frame or on the pallet. Pos: 17.9 /Montage/Entladung und Transport_Gabelstapler @ 0\mod_1257500079444_2008.doc @ 2074 @ 4 Unloading Fork Lift Truck Pos: 18 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 12: Assembly And Installation

    If a unit is misused, for example by substituting base of unit for building roof or by allocating static functions to the unit, all warranty obligations on the part of robatherm will lapse. Observe the notes in VDI 3803.
  • Page 13 If unit sections are only accessible from one side, there will be threaded bushes in the frame. For the stainless steel version only use stainless steel connecting elements. Pos: 21.3 /Montage/Geräteverbindung_Durchgangsverschraubung @ 0\mod_1257764025285_2008.doc @ 2082 @ 4 Through Bolt Connection 1 – Self-adhesive sealing © robatherm...
  • Page 14 Plan the installation height of the unit in accordance with max. snow level. Connected ducts must be drained professionally on site. Pos: 24 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...
  • Page 15 Pos: 25.4 /Montage/Anschluss Luftkanal_Entkoppelter Profilrahmen @ 0\mod_1257769402745_2008.doc @ 2099 @ 4 Decoupled Section Frame 1 – Unit frame, 2 – Decoupled section frame, 3 – Building duct, 4 – Sealing Pos: 26 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...
  • Page 16 (counterflow principle with water inlet and air outlet side). Connection of the Heating and Cooling Water Piping – Example 1 – Inlet, 2 – Outlet, Arrow – Direction of Air Pos: 29.3 /Sicherheitshinweise/Montage/!Montage_Montage&Aufstellung_Anschluss von Wärmeübertragern_Achtung @ 0\mod_1257770028125_2008.doc @ 2103 @ © robatherm...
  • Page 17 The height of the siphon is determined as follows: Under pressure in the device: (mm) = p/10 (mm) = p x 0.075 Overpressure in the device: (mm) = 35 mm (mm) = (p/10) + 50 p = Unit pressure in Pa (always enter positive value) © robatherm...
  • Page 18 For larger motors provide star-delta circuit or soft start up.  Permanent-magnet synchronous motors must not be operated directly on the net without extra motor electronic (e.g. appropriate frequency converter) (net-bypass-operation is not possible). © robatherm...
  • Page 19 Pos: 32.4 /Sicherheitshinweise/Montage/!Montage_Montage&Aufstellung_Motorschutz_Achtung @ 0\mod_1257776862618_2008.doc @ 2110 @ Attention Fuses and circuit breakers are not sufficient motor protection. For damage due to insufficient motor protection the manufacturer’s warranty lapses. © robatherm...
  • Page 20 In case assembly of a rotor is provided by the customer, the client is responsible that the connection between rotor and unit casing will be professionally made and tightened (e.g. with elastic joint seal). Pos: 36 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 21: Sealing Of The Roof Of Weatherproof Units

     The roofing strip must be clean and absolutely dry alongside the division area.  Dry damp roofing strips with industrial blow drier.  Place the overlapping pieces (3) on division area (4) above the drip nose and bolt or rivet © robatherm...
  • Page 22 The solution quickly dries into a compact film.  Close transport lug openings as described. Note If it rains during unit assembly the roof must be covered with a tarpaulin for example. Pos: 38 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 23: Commissioning And Maintenance

    Provide a control linkage so that when a damper closes, the fans affected are switched off immediately. robatherm accepts no liability for damage due to incorrect operation. Provide pressure relief dampers to prevent damage from pressure spikes due to fire dampers in the system.
  • Page 24 Dampers with Linkage Drive – Maintenance when necessary  Grease brass bearings (plastic bearings do not need to be greased)  Grease linkage Note Do not grease or oil dampers with a toothed drive. Pos: 41 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 25: Fan And Motor

    (1). The overlap (R) must be about 1% of the impeller diameter. There is no need to perform this check for an open impeller with flexible connection. © robatherm...
  • Page 26 If there is a current overload switch off immediately and check external pressures, airflow rate and rotational speed. If phase current is unequal, check motor connection. Pos: 42.10 /Sicherheitshinweise/IBN&Wartung/!IBN&Wartung_Ventilator_IBN_Achtung2 @ 0\mod_1257957742150_2008.doc @ 2132 @ © robatherm...
  • Page 27 Pos: 42.16 /Sicherheitshinweise/!Vorsicht_Sicherheitshinweise beachten_Querverweis @ 0\mod_1257777093652_2008.doc @ 2112 @ Caution Observe general safety instructions on page 3! Pos: 42.17 /Inbetriebnahme und Wartung/Ventilator/Ventilator_Reinigungsmittel @ 2\mod_1329137958035_2008.doc @ 20480 @ 4 Cleaning Agent Cleaning agent shall have a pH value between pH 7 – pH 9. © robatherm...
  • Page 28  Check protective device for damage, fastening and functioning Belt Drive – Maintenance when necessary  Replace belt set  Adjust alignment of motor and fan pulley  Adjust belt tension (see page 26)  Clean belt drive © robatherm...
  • Page 29  Check drive clutch for function, contamination, damage, corrosion and fastening  Check temperature Drive Clutch – Maintenance when necessary  Follow manufacturer’s instructions!  Change oil  Clean drive clutch Pos: 42.19 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...
  • Page 30  Compare deflection force (F) with table values. Set higher values for the start up phase of new drives. Test deflection force (F) after several hours of operation and adjust if necessary. A – Axle base; S – Belt deflection; F – Deflection force © robatherm...
  • Page 31 If other V-belts are used, the manufacturer should be consulted. Force (F) for Deflection (S) = 16 mm per metre of axle base (A) Profile Effective diameter d Deflection force F [N] of the small belt pulley [mm] Pos: 43 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 32: Filters

    F8 - F9 300 Pa E10 - E12, H13 500 Pa Roll Filter For roll filters the operating and servicing instructions supplied by the manufacturer must be followed. Pos: 44.7 /Inbetriebnahme und Wartung/_Wartung @ 0\mod_1257929585257_2008.doc @ 2117 @ 3 © robatherm...
  • Page 33 The change of single filter elements is only permissible in the case of damage to individual elements provided that the last change does not date back more than 6 months. When changing the filter cartridges observe the local environmental protection regulations. Pos: 45 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 34: Silencer

    Pos: 46.9 /Inbetriebnahme und Wartung/Schalldämpfer/Schalldämpfer_Reinigung @ 0\mod_1258367796596_2008.doc @ 2154 @ 4 Cleaning Use vacuum cleaner to clean surfaces. Pos: 46.10 /Sicherheitshinweise/IBN&Wartung/!IBN&Wartung_Schalldämpfer_Wartung_Achtung @ 0\mod_1258367854283_2008.doc @ 2155 @ Attention Do not damage absorption material. Pos: 47 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 35: Heating Coil (Hot Water, Steam)

    Water quality to VDI 2035. Too high a concentration of glycol leads to reduced performance, too low a concentration of glycol can lead to frost damage. © robatherm...
  • Page 36 If incorrect venting takes place, heating coils develop air locks which lead to a reduction in capacity. Recommendation: Venting recovery system (stop-cock with hose nozzle). After Commissioning After commissioning check the screw fittings of the flange for leakage and retighten if necessary (see page 12). Pos: 48.10 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...
  • Page 37 Then for complete emptying blow air (compressed air, fan etc) through each heat exchanger as up to 50% fluid may remain in the heat exchanger during free purging which results in a higher danger of damage during frost. Remove brine following manufacturer information. © robatherm...
  • Page 38  (Cooling coil: Remove the condensate backflow preventer sheet.)  Pull out coil to the front side, support coil if necessary.  Check sealings, replace worn out parts.  Reassemble in reverse order. Pos: 49 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 39: Electric Heater

    The current consumption is to be checked at all phases by measuring all phases. For rated data see nameplate. If the rated values are exceeded, the robatherm Technical Service must be informed. Pos: 50.9 /Inbetriebnahme und Wartung/_Wartung @ 0\mod_1257929585257_2008.doc @ 2117 @ 3...
  • Page 40  Check electric heater for function, hygiene, contamination, damage, corrosion and fastening  Check function of safety temperature limiter (see Commissioning) Electric Heater – Maintenance when necessary  Clean electric heater, rectify scaling, damage, corrosion, retighten fastenings Pos: 51 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 41: Cooling Coil (Cw - Dx Coil)

    Recommendation: Venting recovery system (stop-cock with hose nozzle). After Commissioning After commissioning check the screw fittings of the flange for leakage and retighten if necessary (see page 12). Pos: 52.8 /Inbetriebnahme und Wartung/_Wartung @ 0\mod_1257929585257_2008.doc @ 2117 @ 3 © robatherm...
  • Page 42  Blow out with compressed air in the opposite direction  Do not use a high pressure cleaner or a high pressure steam cleaner  Clean with water and low pressure Cleaning Agents Use cleaning agents with a pH-value between 7 and 9 if required. © robatherm...
  • Page 43  (Cooling coil: Remove the condensate backflow preventer sheet.)  Pull out coil to the front side, support coil if necessary.  Check sealings, replace worn out parts.  Reassemble in reverse order. Pos: 53 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 44: Refrigeration Installations And Heat Pump

    Basis for Warranty The basis for the warranty is built on a maintenance contract with a qualified company specialised in refrigeration engineering together with records of performance of maintenance work. © robatherm...
  • Page 45 Pos: 54.8 /Inbetriebnahme und Wartung/Kälteanlage/Kälteanlage_Außerbetriebsetzung @ 0\mod_1258389848494_2008.doc @ 2179 @ 4 Shut Down For requirements see service booklet for refrigeration installations. Heed the relevant environmental regulations when disposing of refrigerant or compressor oil. Pos: 55 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 46: Rotary Heat Exchanger

    Direction of Rotation Check rotational direction of rotor (arrow), if necessary change electrical connections of motor. If a washing zone is installed the storage mass must turn from extract air via the washing chamber into the supply air. © robatherm...
  • Page 47 If ever possible, permeate from the reverse osmosis should be used to operate the humidifier. Pos: 56.8 /Sicherheitshinweise/IBN&Wartung/!IBN&Wartung_ATEX_Zonenverschleppung @ 0\mod_1258390480461_2008.doc @ 2183 @ Zone crossing must be avoided with ATEX units in all circumstances. Pos: 56.9 /Inbetriebnahme und Wartung/_Wartung @ 0\mod_1257929585257_2008.doc @ 2117 @ 3 © robatherm...
  • Page 48 Pos: 56.15 /Inbetriebnahme und Wartung/Rotor-WRG/Rotor-WRG_Wartung_Außerbetriebsetzung @ 0\mod_1258390878692_2008.doc @ 2185 @ 4 Shut Down If rotor is out of action for a longer period (e.g. summer), turn it on intermittently to maintain self-cleaning function. Pos: 57 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 49: Plate Heat Exchangers

    Plate Heat Exchanger – Maintenance when necessary  Rectify foreign bodies, contamination, damage and corrosion  Clean with compressed air or high pressure cleaner (only water without additives); remove dirty water carefully Pos: 59 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 50: Heat Pipe

     Do not use a high pressure cleaner or a high pressure steam cleaner.  Clean with water and low pressure. Cleaning Agents Use cleaning agents with a pH-value between 7 and 9 if required. Pos: 61 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 51: Desiccant Rotor

    Do not operate LICI-rotors with e.g. supersaturated air or clean wet. The commissioning must be carried out in accordance with the rotor manufacturer’s instructions and the commissioning described by robatherm (see page 42). Pos: 62.6 /Inbetriebnahme und Wartung/Entfeuchtungsrotor/Entfeuchtungsrotor_Rotordrehzahl @ 0\mod_1258443875981_2008.doc @ 2194 @ 44...
  • Page 52 Pos: 62.13 /Inbetriebnahme und Wartung/Entfeuchtungsrotor/Entfeuchtungsrotor_Außerbetriebsetzung @ 0\mod_1258444668801_2008.doc @ 2196 @ 4 Shut Down If standstill is for a longer period, put the rotor intermittently into operation in line with the manufacturer’s instructions to maintain self purification of the rotor. Pos: 63 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 53: Combustion Chamber

    The required combustion air (environmentally compatible) amounts to approx 1 m³/h per kW installed burner capacity. The intakes should be designed inside the building following TRGI, in the unit to a max. of 1 m/s, min. 150 cm². © robatherm...
  • Page 54  When under-running the set minimum temperature of the flue gas the combustion chamber damper (if present) must close and the bypass damper must open. When the set flue gas maximum temperature is exceeded, the burner capacity must be reduced. © robatherm...
  • Page 55  Following cleaning of the ancillary surface, vacuum the combustion chamber if necessary. Flame Pot – Periodic Maintenance  Check flame pot for damage. Slight cracking is normal. Replace if there is damage or deformation or after 5,000 operating hours. To do this remove burner plate and cylinder cover. © robatherm...
  • Page 56 Bypass- and Combustion Chamber Damper – Periodic Maintenance  For maintenance see chapter “dampers”.  Checking of active direction: See commissioning. In general the chimney sweep is responsible for the maintenance of the exhaust pipe (chimney). Pos: 65 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 57: Gas Surface Burner

    Pos: 66.9 /Inbetriebnahme und Wartung/Gasflächenbrenner/Gasflächenbrenner_Betriebsbereitschaft @ 0\mod_1258447018456_2008.doc @ 2212 @ 44 Readiness for Operation Make ready for operation:  Vent gas line.  Check setting of limit value of safety temperature limiter: 60 °C as standard. Suction and blow openings must be open during operation. © robatherm...
  • Page 58 Put burner into operation. Observe continuous operation of supply and extract fan without any recirculation air. This work is only to be performed by the robatherm customer service unless an alternative agreement has been made. The numbers shown below refer to the figures on page 56: ...
  • Page 59  Clean off dirt with a brush; ensure that all air holes are clear. Check gas outlets, clean with injector needle if necessary. Do not touch with ignition electrode or controls.  Check distance of the ignition electrodes; adjust if necessary. © robatherm...
  • Page 60 Safety shut off Opens at p2 ≥ p2 rated valve Magnetic valve Closes and opens gas supply Control damper Controls gas quantity and with servo motor thus heating capacity Ignition gas valve Closes and opens ignition gas supply © robatherm...
  • Page 61 Leakage control Checks magnetic valves device for leaks * (< 0.1 bar) ** (> 0.1 - 4 bar) X Installation mandatory following DIN and TRGI - Not required o Special equipment Pos: 67 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 62: Spray Humidifier

    The lowest value of the calculated thickening counts should be close to the recommended value limits (see table). For values below 2, additional measures for water treatment should be taken. Contact a company specialising in water processing. © robatherm...
  • Page 63 Treated water must be removed from galvanized parts immediately. White rust formation! Pump Put pump into operation. Follow instructions of the pump manufacturer. Pos: 68.11 /Sicherheitshinweise/IBN&Wartung/!IBN&Wartung_Sprühbefeuchter_IBN_Achtung @ 0\mod_1258476159696_2008.doc @ 2226 @ © robatherm...
  • Page 64 If germ counts are over the recommended limits, clean or service system immediately. If in doubt or if germ counts again rise rapidly, you are recommended to have examination and advice from a qualified body. If the results are below limits (see page 58), then see maintenance. © robatherm...
  • Page 65 Quarterly maintenance for extract air humidifiers that do not influence the ventilation air quality. Is performed automatically in units with HYGIENECONTROL, depending on the cleaning interval. ***) Observe manufacturer’s instructions. Pos: 68.18 /Inbetriebnahme und Wartung/Sprühbefeuchter/Sprühbefeuchter_Wartung_Hinweis @ 0\mod_1258477010841_2008.doc @ 2231 @ 44 © robatherm...
  • Page 66  Clean spray humidifier completely with commercially available cleaning agents, if necessary descalers (follow manufacturer’s instructions).  Dry inner surfaces by fan slow down.  Do not refill humidifier sump until humidification is needed. Pos: 68.19 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...
  • Page 67 Drinking water connections shall be equipped with pipe isolators according to EN 1717. Connect discharge (1) and outflow of the front sump (13) separately to the waste system. Do not discharge humidifier into the casing sloping pan! Pos: 69 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 68: High Pressure Spray Humidifier

     Check pump direction of rotation, if it is incorrect swap electrical connections.  Check protective devices as instructed. Control Unit  Commission control unit as instructed. Pos: 70.7 /Inbetriebnahme und Wartung/_Wartung @ 0\mod_1257929585257_2008.doc @ 2117 @ 3 © robatherm...
  • Page 69 Note Treated water must be removed from galvanised parts immediately. White rust formation! Shut Down Empty and dry out all water filled parts. Clean entire spray humidifier (observe manufacturer’s information). Pos: 71 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 70: Pressure Relief Damper

    Pos: 72.6 /Sicherheitshinweise/IBN&Wartung/!IBN&Wartung_Überdruckklappe_IBN_Vorsicht2 @ 0\mod_1258478789230_2008.doc @ 2241 @ Caution Damage to persons or property may occur if the maximum pressure for the system is exceeded! Pos: 72.7 /Inbetriebnahme und Wartung/Überdruckklappe/Überdruckklappe_IBN_Kennlinie Auslösedruck @ 0\mod_1258478840914_2008.doc @ 2242 @ 4 © robatherm...
  • Page 71 Pressure Relief Damper – Maintenance when necessary  Clean pressure relief damper and rectify any damage and corrosion  Clean with a wet cloth, use grease or oil dissolving agents if necessary Pos: 73 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 72: Controlling Systems

    Pos: 74.8 /Inbetriebnahme und Wartung/Wartungsintervall_1Jahr/ATEX monatlich @ 0\mod_1258478957281_2008.doc @ 2243 @ 4 Maintenance Interval Every year. ATEX units every month. Pos: 74.9 /Sicherheitshinweise/!Vorsicht_Sicherheitshinweise beachten_Querverweis @ 0\mod_1257777093652_2008.doc @ 2112 @ Caution Observe general safety instructions on page 3! Pos: 74.10 /Layout/Leerzeile @ 0\mod_1256628654328_0.doc @ 2285 @ © robatherm...
  • Page 73  Clean to maintain functioning  Set, adjust, tighten functional elements (e.g. operating and display devices)  Compensate signals  Adjust controller functioning and actuating signal  Adjust control loop as per setting parameters including all supplementary functions © robatherm...
  • Page 74 Software – Periodic Maintenance  Perform data back up  Keep most recent copies of programmes and data Software – Maintenance when necessary  Load most recent copies of programmes and data Pos: 75 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 75: Hydraulic Set

    This is also valid for pumps with venting devices (e.g. high pressure centrifugal pumps in high efficiency run around heat recovery systems). Observe manufacturer’s instructions. In incompletely vented systems with pumps, air pockets may cause capacity reduction and severe damages of the pump. © robatherm...
  • Page 76 Before starting work allow components to cool/warm up to the ambient temperature. Pos: 76.18 /Sicherheitshinweise/IBN&Wartung/!IBN&Wartung_Vorsicht_Kontakt mit Sole @ 0\mod_1258373184697_2008.doc @ 2156 @ Caution Avoid any contact with brine while charging or venting. Danger of poisoning and acid burns! Observe manufacturer’s instructions. © robatherm...
  • Page 77 If out of operation for some time, especially if there is a risk of freezing, the control equipment must be emptied completely. For this purpose open all purging and discharging devices. Then blow air (compressed air, fan etc) through the control equipment for complete purging. Pos: 77 /Layout/Seitenumbruch @ 0\mod_1256628615637_0.doc @ 2284 @ © robatherm...

  • Page 78: Shut Down

    All metal and plastic parts should be separated and sent for recycling. Injection moulding parts are provided with material identification; plastic extrusions are usually made of polyvinyl chloride (PVC). === Ende der Liste für Textmarke Inhalt === © robatherm...
  • Page 79 ............4 DIN 4753 ................67 combustion air ................ 45 DIN 4755 ..............45, 47, 48 combustion chamber............45, 47 DIN 4794 .............. 45, 46, 47, 49 temperature regulation ............46 DIN 7753 ................24 © robatherm...
  • Page 80 ................6, 16 flexible connection ..............11 lifting gear ................. 8 flow control ................32 lightning protection ..............12 flow meter ................53 limit switch ................ 46, 50 foundation ................8 maintenance frame ..................26 rotary heat exchanger ............40 © robatherm...
  • Page 81 ........... 30, 35 pressure check ............... 67 high pressure spray humidifier ........... 60 pressure controller ..............52 refrigeration unit ..............38 pressure drop ..............39, 41 spray humidifier ..............57 pressure range ............... 29 silencer ................... 28 © robatherm...
  • Page 82 ..............39 unit waste water pipe ..............13 weatherproof ..............16 water level ................35 unit connection ................. 9 weatherproof unit ..............10 unit frame ................11 zone crossing ............. 40, 41, 43 unit installation ................. 8 © robatherm...
  • Page 83 Industriestrasse 26 89331 Burgau, Germany Tel. +49 8222 999-0 Fax +49 8222 999-222 info@robatherm.com www.robatherm.com...

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